/* ================================================
   CONSTRUO 2026 - Civil Engineering Symposium
   Main Stylesheet
   ================================================ */

/* -------------------- Variables -------------------- */
:root {
    /* Colors */
    --color-primary: #1a2332;
    --color-secondary: #8c9196;
    --color-accent: #ff6b35;
    --color-accent-dark: #e55a2b;
    --color-blueprint: #4a90d9;
    --color-bg: #0a0f1a;
    --color-bg-light: #f5f5f0;
    --color-steel: #71797E;
    --color-concrete: #3d4654;
    --color-text: #ffffff;
    --color-text-muted: rgba(255, 255, 255, 0.7);
    --color-text-dark: #1a2332;

    /* Typography */
    --font-display: 'Bebas Neue', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Spacing */
    --section-padding: 120px;
    --container-width: 1400px;
    --nav-height: 80px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.4s ease;
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);

    /* Effects */
    --glow-accent: 0 0 30px rgba(255, 107, 53, 0.3);
    --glow-blue: 0 0 30px rgba(74, 144, 217, 0.3);
}

/* -------------------- Reset & Base -------------------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

a {
    text-decoration: none;
    color: inherit;
    cursor: none;
}

button {
    cursor: none;
    border: none;
    background: none;
    font-family: inherit;
}

img {
    max-width: 100%;
    height: auto;
}

/* -------------------- Custom Cursor -------------------- */
.cursor {
    position: fixed;
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10002;
    mix-blend-mode: difference;
    transition: transform 0.1s ease;
}

.cursor-follower {
    position: fixed;
    width: 40px;
    height: 40px;
    border: 1px solid var(--color-accent);
    border-radius: 50%;
    pointer-events: none;
    z-index: 10001;
    transition: transform 0.3s ease, width 0.3s ease, height 0.3s ease;
}

body:hover .cursor-follower {
    opacity: 1;
}

.cursor.hover {
    transform: scale(2);
}

.cursor-follower.hover {
    width: 60px;
    height: 60px;
    border-color: var(--color-blueprint);
}

/* Hide cursor on mobile */
@media (max-width: 768px) {

    .cursor,
    .cursor-follower {
        display: none;
    }

    body {
        cursor: auto;
    }

    a,
    button {
        cursor: pointer;
    }

    .hero-info {
        flex-direction: column;
        gap: 2rem;
    }

    .hero-fee {
        position: absolute;
        top: 80px;
        right: 1rem;
        margin-bottom: 0;
        display: block;
        width: auto;
        z-index: 20;
    }

    .fee-item {
        padding: 0.5rem 1rem;
    }

    .fee-amount {
        font-size: 1.5rem;
    }
}

/* -------------------- Preloader -------------------- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10001;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

.loader-content {
    text-align: center;
}

.loader-logo {
    font-family: var(--font-display);
    font-size: 4rem;
    letter-spacing: 0.2em;
    color: var(--color-text);
    margin-bottom: 2rem;
}

.loader-bar {
    width: 200px;
    height: 4px;
    background: var(--color-concrete);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto 1rem;
}

.loader-progress {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-blueprint));
    transition: width 0.3s ease;
}

.loader-text {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.loader-text .dots {
    animation: dots 1.5s infinite;
}

@keyframes dots {

    0%,
    20% {
        content: '.';
    }

    40% {
        content: '..';
    }

    60%,
    100% {
        content: '...';
    }
}

/* -------------------- Navigation -------------------- */
#navbar {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 4rem);
    max-width: var(--container-width);
    height: 64px;
    z-index: 10000;
    transition: transform 0.3s ease, backdrop-filter 0.3s ease, box-shadow 0.3s ease, height 0.25s ease;
    background: rgba(10, 15, 26, 0.35);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.04);
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.35);
    display: flex;
    align-items: center;
}

#navbar.scrolled {
    background: rgba(10, 15, 26, 0.7);
    backdrop-filter: blur(14px);
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.45);
}

/* Shrinked compact state for scrolling */
#navbar.navbar-small {
    height: 52px;
    top: 0.6rem;
    border-radius: 10px;
    transform: translateX(-50%) translateY(-4px);
}

/* Ensure container aligns within floating navbar */
.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 30px;
    /* 30px padding from both ends */
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: start;
    gap: 1rem;
}

/* Put nav-links centered between logo and actions */
.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin: 0 auto;
    transform: translateX(1);
    /* ensure centered properly */
}

/* Nav actions container */
.nav-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-left: auto;
    /* push actions to the right edge */
}

/* Register CTA refined */
.nav-cta {
    padding: 0.65rem 1.25rem;
    background: linear-gradient(90deg, var(--color-accent), #ff8f5a);
    color: var(--color-text);
    border-radius: 8px;
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.12);
}

.nav-cta:hover {
    transform: translateY(-2px);
}

/* Hamburger / toggle styling */
.nav-toggle {
    width: 44px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 8px;
    padding: 6px;
}

.nav-toggle span {
    display: block;
    width: 18px;
    height: 2px;
    background: var(--color-text);
    border-radius: 1px;
    transition: transform 0.25s ease, opacity 0.25s ease;
    position: relative;
}

.nav-toggle span+span {
    margin-top: 4px;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

/* Focus visibility */
.nav-link:focus-visible,
.nav-cta:focus-visible,
.nav-toggle:focus-visible {
    outline: 2px solid rgba(74, 144, 217, 0.25);
    outline-offset: 2px;
}

/* Mobile: full width, pinned to top */
@media (max-width: 968px) {
    #navbar {
        top: 0;
        left: 0;
        transform: none;
        width: 100%;
        border-radius: 0;
        padding: 0 30px;
        /* keep 30px padding on mobile too */
    }

    #navbar.navbar-small {
        height: var(--nav-height);
    }

    .nav-links {
        display: none;
    }

    .nav-actions .nav-cta {
        display: none;
    }

    .nav-toggle {
        display: inline-flex;
    }
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-right: auto;
    /* keep logo on the left side */
    z-index: 10002;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.75rem;
    letter-spacing: 0.15em;
}

.logo-year {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-accent);
}

.logo-year.badge {
    background: rgba(255, 107, 53, 0.08);
    color: var(--color-accent);
    padding: 0.12rem 0.45rem;
    border-radius: 6px;
    font-size: 0.75rem;
    margin-left: 0.4rem;
    vertical-align: super;
    display: inline-block;
}

/* Ensure nav links stay on the right of the logo */
.nav-links {
    margin-left: auto;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-medium);
}

.nav-link:hover {
    color: var(--color-accent);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.75rem 1.5rem;
    background: var(--color-accent);
    color: var(--color-text);
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.nav-cta:hover {
    background: var(--color-accent-dark);
    box-shadow: var(--glow-accent);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-fast);
}

@media (max-width: 968px) {
    .nav-links {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }
}

/* -------------------- Mobile Menu -------------------- */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--color-bg);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: right var(--transition-slow);
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}

.mobile-link {
    font-family: var(--font-display);
    font-size: 2.5rem;
    letter-spacing: 0.1em;
    transition: color var(--transition-fast);
}

.mobile-link:hover {
    color: var(--color-accent);
}

.mobile-link.cta {
    font-size: 1.5rem;
    padding: 1rem 2rem;
    background: var(--color-accent);
    border-radius: 4px;
    margin-top: 1rem;
}

/* -------------------- Scroll Progress -------------------- */
.scroll-progress {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    z-index: 100;
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.scroll-progress.visible {
    opacity: 1;
}

.scroll-progress svg {
    transform: rotate(-90deg);
}

.scroll-progress .progress-bg {
    fill: none;
    stroke: var(--color-concrete);
    stroke-width: 2;
}

.scroll-progress .progress-bar {
    fill: none;
    stroke: var(--color-accent);
    stroke-width: 2;
    stroke-linecap: round;
    stroke-dasharray: 283;
    stroke-dashoffset: 283;
    transition: stroke-dashoffset 0.1s ease;
}

.scroll-progress .progress-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* -------------------- WebGL Canvas -------------------- */
#webgl-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

/* -------------------- Sections Base -------------------- */
.section {
    position: relative;
    min-height: 100vh;
    padding: var(--section-padding) 0;
    display: flex;
    align-items: center;
}

.section-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.section-header {
    margin-bottom: 4rem;
}

/* Tighter headers for events and venue to reduce large gaps */
.section-events .section-header,
.section-venue .section-header {
    margin-bottom: 1.5rem;
}

.section-number {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.blueprint-line {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-blueprint), transparent);
}

/* -------------------- Hero Section -------------------- */
.section-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: var(--nav-height);
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 100%;
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(74, 144, 217, 0.1);
    border: 1px solid var(--color-blueprint);
    border-radius: 50px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-blueprint);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.hero-title {
    font-family: var(--font-display);
    line-height: 1;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
    font-size: clamp(4rem, 15vw, 12rem);
    letter-spacing: 0.1em;
}

.title-line.outline {
    -webkit-text-stroke: 2px var(--color-text);
    color: transparent;
    font-size: clamp(3rem, 12vw, 9rem);
}

.hero-tagline {
    font-size: 1.25rem;
    color: var(--color-text-muted);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.hero-date {
    display: flex;
    justify-content: center;
    align-items: baseline;
    gap: 1rem;
    font-family: var(--font-mono);
}

.date-day {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
}

.date-month {
    font-size: 1.5rem;
    text-transform: uppercase;
}

.date-year {
    font-size: 1rem;
    color: var(--color-text-muted);
}

.hero-info {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.hero-fee {
    position: absolute;
    top: calc(var(--nav-height) + 2rem);
    right: 2rem;
    left: auto;
    z-index: 10;
    margin: 0;
}

.fee-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 8px;
    backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-fast);
}

.fee-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.fee-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 500;
}

.fee-amount {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-accent);
    font-family: var(--font-display);
}

.fee-note {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    font-family: var(--font-mono);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 4px;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: var(--color-blueprint);
    color: var(--color-text);
}

.btn-primary:hover {
    background: #3a7bc0;
    /* Slightly darker blue */
    box-shadow: 0 0 30px rgba(74, 144, 217, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-accent);
}

.btn-secondary:hover {
    background: var(--color-accent);
    color: var(--color-text);
}

.btn-sm {
    padding: 0.5rem 1.5rem;
    font-size: 0.75rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.scroll-indicator span {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    animation: scrollBounce 2s infinite;
}

.scroll-arrow svg {
    stroke-width: 2;
}

@keyframes scrollBounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0);
    }

    40% {
        transform: translateY(10px);
    }

    60% {
        transform: translateY(5px);
    }
}

/* -------------------- About Section -------------------- */
.section-about {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-primary) 100%);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-lead {
    font-size: 1.5rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.about-text {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.blueprint-frame {
    position: relative;
    aspect-ratio: 4/3;
    border: 2px solid var(--color-blueprint);
    border-radius: 8px;
    overflow: hidden;
    background: rgba(74, 144, 217, 0.05);
}

.blueprint-frame::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        linear-gradient(90deg, rgba(74, 144, 217, 0.1) 1px, transparent 1px),
        linear-gradient(rgba(74, 144, 217, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    pointer-events: none;
}

.blueprint-content {
    width: 100%;
    height: 100%;
}

@media (max-width: 968px) {
    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

.event-poster-container {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    align-items: center;
}

.event-poster {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.event-poster:hover {
    transform: scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

.brochure-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--color-accent);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.brochure-link:hover {
    background: transparent;
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}

.brochure-link .btn-icon {
    font-size: 1.2rem;
}

@media (max-width: 968px) {
    .event-poster-container {
        gap: 1rem;
    }

    .event-poster {
        max-width: 350px;
    }
}

/* -------------------- Timeline Section -------------------- */
.section-timeline {
    background: var(--color-primary);
}

.timeline-wrapper {
    position: relative;
}

.timeline-track {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    background: var(--color-concrete);
    transform: translateX(-50%);
}

/* Crane Animation */
.timeline-crane {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.crane-tower {
    width: 8px;
    height: 60px;
    background: var(--color-accent);
    margin: 0 auto;
}

.crane-arm {
    width: 80px;
    height: 6px;
    background: var(--color-accent);
    position: absolute;
    top: 0;
    left: -36px;
}

.crane-cable {
    width: 2px;
    height: 30px;
    background: var(--color-steel);
    position: absolute;
    top: 6px;
    left: -30px;
}

.crane-hook {
    width: 12px;
    height: 12px;
    border: 2px solid var(--color-steel);
    border-radius: 50%;
    position: absolute;
    top: 34px;
    left: -35px;
}

.timeline-days {
    display: flex;
    flex-direction: column;
    gap: 4rem;
    padding-top: 100px;
}

.timeline-day {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    opacity: 0;
    transform: translateY(50px);
    transition: all var(--transition-slow);
}

.timeline-day.visible {
    opacity: 1;
    transform: translateY(0);
}

.timeline-day:nth-child(even) {
    direction: rtl;
}

.timeline-day:nth-child(even)>* {
    direction: ltr;
}

.day-header {
    text-align: right;
    padding-right: 3rem;
}

.timeline-day:nth-child(even) .day-header {
    text-align: left;
    padding-right: 0;
    padding-left: 3rem;
}

.day-number {
    font-family: var(--font-display);
    font-size: 2rem;
    display: block;
}

.day-date {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-muted);
    display: block;
    margin-bottom: 0.5rem;
}

.day-theme {
    color: var(--color-accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.day-events {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.event-block {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 1.25rem;
    display: flex;
    gap: 1rem;
    align-items: center;
    transition: all var(--transition-fast);
}

.event-block:hover {
    background: rgba(255, 107, 53, 0.1);
    border-color: var(--color-accent);
    transform: translateX(10px);
}

.event-time {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    white-space: nowrap;
}

.event-name {
    font-weight: 500;
}

@media (max-width: 768px) {
    .timeline-day {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .day-header,
    .timeline-day:nth-child(even) .day-header {
        text-align: left;
        padding: 0;
    }

    .timeline-track {
        left: 20px;
    }

    .timeline-crane {
        left: 20px;
    }
}

/* -------------------- Speakers Section -------------------- */
.section-speakers {
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-bg) 100%);
}

.speakers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.speaker-card {
    text-align: center;
    opacity: 0;
    transform: translateY(50px);
    transition: all var(--transition-slow);
}

.speaker-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.speaker-pedestal {
    position: relative;
    margin-bottom: 1.5rem;
}

.speaker-image {
    width: 180px;
    height: 180px;
    margin: 0 auto;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--color-concrete);
    transition: all var(--transition-medium);
}

.speaker-card:hover .speaker-image {
    border-color: var(--color-accent);
    box-shadow: var(--glow-accent);
    transform: translateY(-10px);
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--color-concrete), var(--color-primary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.speaker-spotlight {
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 10px;
    background: radial-gradient(ellipse, rgba(255, 107, 53, 0.3) 0%, transparent 70%);
    opacity: 0;
    transition: opacity var(--transition-medium);
}

.speaker-card:hover .speaker-spotlight {
    opacity: 1;
}

.speaker-name {
    font-family: var(--font-display);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.speaker-title {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.speaker-topic {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

@media (max-width: 968px) {
    .speakers-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .speakers-grid {
        grid-template-columns: 1fr;
    }
}

/* -------------------- Events Section -------------------- */
.section-events {
    background: var(--color-bg);
    /* reduced vertical padding for a tighter layout */
    padding: 60px 0 40px;
    min-height: auto;
}

/* Events Grid */
.events-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

/* Event Categories */
.event-category {
    margin-bottom: 2rem;
}

.category-title {
    font-family: var(--font-display);
    font-size: 1.75rem;
    color: var(--color-accent);
    margin-bottom: 1rem;
    text-align: center;
    position: relative;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 1px;
}

/* Event Card - Simplified */
.event-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
    transition: all var(--transition-medium);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-height: 200px;
}

.event-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--color-accent);
    transform: scaleX(0);
    transition: transform var(--transition-medium);
}

.event-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-accent);
    box-shadow: 0 12px 24px rgba(255, 107, 53, 0.15);
}

.event-card:hover::before {
    transform: scaleX(1);
}

/* Event Type Specific Colors */
.event-card.technical::before {
    background: var(--color-accent);
}

.event-card.workshop::before {
    background: var(--color-blueprint);
}

.event-card.nontech::before {
    background: #22c55e;
}

.event-card.technical:hover {
    border-color: var(--color-accent);
    box-shadow: 0 12px 24px rgba(255, 107, 53, 0.15);
}

.event-card.workshop:hover {
    border-color: var(--color-blueprint);
    box-shadow: 0 12px 24px rgba(74, 144, 217, 0.15);
}

.event-card.nontech:hover {
    border-color: #22c55e;
    box-shadow: 0 12px 24px rgba(34, 197, 94, 0.15);
}

/* Event Icon */
.event-icon {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: all var(--transition-fast);
}

.event-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-accent);
    stroke-width: 1.5;
    transition: all var(--transition-fast);
}

.event-card:hover .event-icon {
    background: var(--color-accent);
    transform: scale(1.1);
}

.event-card:hover .event-icon svg {
    stroke: var(--color-text);
}

.event-card.workshop .event-icon svg {
    stroke: var(--color-blueprint);
}

.event-card.workshop:hover .event-icon {
    background: var(--color-blueprint);
}

.event-card.nontech .event-icon svg {
    stroke: #22c55e;
}

.event-card.nontech:hover .event-icon {
    background: #22c55e;
}

/* Event Name */
.event-name {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-text);
    line-height: 1.3;
}

/* Event Type */
.event-type {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: 1rem;
    font-weight: 500;
}

/* Event Register Button */
.event-register-btn {
    display: inline-block;
    padding: 0.5rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.event-register-btn:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-1px);
}

.event-card.workshop .event-register-btn:hover {
    background: var(--color-blueprint);
    border-color: var(--color-blueprint);
}

.event-card.nontech .event-register-btn:hover {
    background: #22c55e;
    border-color: #22c55e;
}

/* Prize Banner */
.prize-banner {
    background: linear-gradient(135deg, var(--color-accent) 0%, #ff8f5a 50%, var(--color-blueprint) 100%);
    border-radius: 16px;
    padding: 3px;
    position: relative;
    overflow: hidden;
}

.prize-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 200%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(50%);
    }
}

.prize-banner-content {
    background: var(--color-bg);
    border-radius: 14px;
    padding: 2.5rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.prize-label {
    display: block;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.prize-amount {
    display: block;
    font-family: var(--font-display);
    font-size: 4rem;
    background: linear-gradient(135deg, var(--color-accent), var(--color-blueprint));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.prize-sub {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Events Grid Responsive */
@media (max-width: 1200px) {
    .events-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .events-grid {
        grid-template-columns: 1fr;
    }

    .prize-amount {
        font-size: 3rem;
    }
}

/* -------------------- Organizers & Modal -------------------- */
.section-organizers {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-primary) 100%);
    overflow: hidden;
}

/* Organizers Carousels Container */
.organizers-carousels {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.organizer-row {
    width: 100%;
}

.organizer-row .row-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    color: var(--color-blueprint);
    margin-bottom: 1.5rem;
    padding: 0.5rem 1rem;
    border-left: 3px solid var(--color-blueprint);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: center;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.carousel-wrapper {
    position: relative;
    width: 100%;
    overflow: hidden;
    mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 5%, black 95%, transparent);
    display: flex;
    justify-content: center;
}

.carousel-track {
    display: flex;
    gap: 1.5rem;
    width: max-content;
    animation: scrollLeft 30s linear infinite;
    justify-content: center;
}

.carousel-track[data-direction="right"] {
    animation: scrollRight 30s linear infinite;
}

.carousel-track:hover {
    animation-play-state: paused;
}

/* When only a few cards, center them without animation */
.carousel-track.no-scroll {
    animation: none;
    justify-content: center;
}

.carousel-wrapper:has(.no-scroll) {
    mask-image: none;
    -webkit-mask-image: none;
}

@keyframes scrollLeft {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}

@keyframes scrollRight {
    0% {
        transform: translateX(-50%);
    }

    100% {
        transform: translateX(0);
    }
}

/* Legacy Grid (fallback) */
.organizers-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.organizer-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-medium);
    flex-shrink: 0;
    width: 220px;
}

.organizer-photo {
    width: 100px;
    height: 100px;
    margin: 0 auto 1rem;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(255, 255, 255, 0.04);
    background: rgba(255, 255, 255, 0.05);
}

.organizer-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.organizer-photo .image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-blueprint), var(--color-primary));
    font-size: 2rem;
    font-weight: 700;
    color: white;
}

.organizer-name {
    font-family: var(--font-display);
    font-size: 1.15rem;
    margin-bottom: 0.25rem;
}

.organizer-role {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.organizer-contact {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-blueprint);
}

.organizer-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.4);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 10001;
}

.modal.open {
    display: flex;
}

.modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    pointer-events: none;
}

.modal-dialog {
    position: relative;
    z-index: 2;
    width: 520px;
    max-width: calc(100% - 3rem);
    max-height: calc(100vh - 4rem);
    background: linear-gradient(180deg, rgba(10, 15, 26, 0.95), rgba(10, 15, 26, 0.98));
    border-radius: 12px;
    padding: 1.5rem 1.75rem;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.04);
    pointer-events: auto;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.modal-body {
    overflow-y: auto;
    flex: 1;
    padding-right: 0.5rem;
}

.modal-body::-webkit-scrollbar {
    width: 6px;
}

.modal-body::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 3px;
}

.modal-body::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
}

.modal-body::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.15);
}

.modal-close {
    position: absolute;
    top: 8px;
    right: 10px;
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--color-text-muted);
    cursor: pointer;
}

.modal-body h2 {
    margin-bottom: 0.5rem;
}

.modal-registration-form .form-group {
    margin-bottom: 1rem;
}

.modal-registration-form input,
.modal-registration-form select,
.modal-registration-form textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    background: rgba(255, 255, 255, 0.02);
    color: var(--color-text);
}

.modal-registration-form input[type="radio"],
.modal-registration-form input[type="checkbox"] {
    width: auto;
    padding: 0;
    margin: 0;
    cursor: pointer;
    accent-color: var(--color-accent);
}

.modal-registration-form .radio-group,
.modal-registration-form .checkbox-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.modal-registration-form .radio-group label,
.modal-registration-form .checkbox-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 4px;
    transition: background 0.2s;
}

.modal-registration-form .radio-group label:hover,
.modal-registration-form .checkbox-group label:hover {
    background: rgba(255, 255, 255, 0.03);
}

.modal-registration-form .radio-group span,
.modal-registration-form .checkbox-group span {
    flex: 1;
}

/* Poster Modal */
.modal-poster-dialog {
    width: 90vw;
    max-width: 800px;
    padding: 1rem;
}

.poster-modal-content {
    text-align: center;
    padding: 1rem 0;
}

.poster-modal-image {
    width: 100%;
    max-width: 700px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* Event Card Trigger Button */
.event-card-trigger {
    background: transparent;
    border: none;
    padding: 0;
    cursor: pointer;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.event-card-trigger:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 4px;
    border-radius: 8px;
}

/* Event Detail Modals */
.event-modal .modal-dialog {
    max-width: 600px;
}

.event-modal-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.event-modal-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.event-modal-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-accent);
}

.event-modal-title h2 {
    margin: 0 0 0.25rem 0;
    font-size: 1.5rem;
    color: var(--color-text);
}

.event-modal-category {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.event-modal-category.technical {
    background: rgba(255, 107, 53, 0.2);
    color: var(--color-accent);
}

.event-modal-category.workshop {
    background: rgba(74, 144, 217, 0.2);
    color: var(--color-blueprint);
}

.event-modal-category.nontech {
    background: rgba(34, 197, 94, 0.2);
    color: #22c55e;
}

.event-modal-content {
    margin-bottom: 2rem;
}

.event-modal-description {
    margin-bottom: 1.5rem;
}

.event-modal-description p {
    color: var(--color-text-muted);
    line-height: 1.6;
}

.event-modal-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.02);
    border-radius: 8px;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.detail-label {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.detail-value {
    font-size: 0.9rem;
    color: var(--color-text);
    font-weight: 600;
}

.event-modal-rules h3 {
    margin-bottom: 1rem;
    color: var(--color-text);
    font-size: 1.1rem;
}

.event-modal-rules ul {
    list-style: none;
    padding: 0;
}

.event-modal-rules li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.event-modal-rules li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
}

.event-modal-actions {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

@media (max-width: 768px) {
    .event-modal .modal-dialog {
        margin: 1rem;
        max-width: calc(100vw - 2rem);
    }

    .event-modal-header {
        flex-direction: column;
        text-align: center;
        gap: 0.75rem;
    }

    .event-modal-details {
        grid-template-columns: 1fr;
    }

    .event-modal-actions {
        flex-direction: column;
    }

    .event-modal-actions .btn {
        width: 100%;
    }
}

/* Responsive */
@media (max-width: 968px) {
    .organizers-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .organizers-carousels {
        gap: 2rem;
    }

    .organizer-row .row-title {
        font-size: 1.25rem;
    }

    .organizer-card {
        width: 180px;
        padding: 1rem;
    }

    .organizer-photo {
        width: 80px;
        height: 80px;
    }

    .organizer-name {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .organizers-grid {
        grid-template-columns: 1fr;
    }

    .organizers-carousels {
        gap: 1.5rem;
    }

    .organizer-row .row-title {
        font-size: 1.1rem;
        margin-bottom: 1rem;
    }

    .organizer-card {
        width: 160px;
        padding: 0.75rem;
    }

    .organizer-photo {
        width: 70px;
        height: 70px;
    }

    .organizer-name {
        font-size: 0.9rem;
    }

    .organizer-role {
        font-size: 0.75rem;
    }

    .carousel-track {
        gap: 1rem;
    }
}

/* -------------------- Venue Section -------------------- */
.section-venue {
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-primary) 100%);
    /* tighten vertical spacing for the venue area */
    padding: 60px 0 40px;
    min-height: auto;
}

.venue-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 2rem;
    align-items: center;
}

.venue-map {
    aspect-ratio: 16/10;
    background: var(--color-concrete);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    min-height: 400px;
}

.venue-map iframe {
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: 12px;
}

.venue-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 1.25rem 1.5rem;
}

.venue-name {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.venue-address {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.venue-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 2rem;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50px;
    font-size: 0.875rem;
}

@media (max-width: 968px) {
    .venue-wrapper {
        grid-template-columns: 1fr;
    }
}

/* -------------------- Registration Section -------------------- */
.section-register {
    background: var(--color-primary);
}

.register-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.register-info h3 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.register-info>p {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
}

.pricing-cards {
    display: flex;
    gap: 1rem;
}

.pricing-card {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: all var(--transition-fast);
}

.pricing-card.featured {
    background: rgba(255, 107, 53, 0.1);
    border-color: var(--color-accent);
    transform: scale(1.05);
}

.price-type {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.price-amount {
    display: block;
    font-family: var(--font-display);
    font-size: 2rem;
    color: var(--color-accent);
    margin-bottom: 0.25rem;
}

.price-validity {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.register-form-wrapper {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 2.5rem;
    backdrop-filter: blur(10px);
}

.form-progress {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}

.form-progress::before {
    content: '';
    position: absolute;
    top: 15px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--color-concrete);
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 32px;
    height: 32px;
    background: var(--color-concrete);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.progress-step.active .step-number {
    background: var(--color-accent);
}

.step-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.form-fields {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.form-group {
    position: relative;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.form-group input {
    width: 100%;
    padding: 1rem 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--color-concrete);
    color: var(--color-text);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.input-line {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    transition: width var(--transition-medium);
}

.form-group input:focus~.input-line {
    width: 100%;
}

.btn-submit {
    width: 100%;
    position: relative;
    overflow: hidden;
}

.btn-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 24px;
    height: 24px;
    border: 2px solid transparent;
    border-top-color: var(--color-text);
    border-radius: 50%;
    opacity: 0;
    animation: spin 0.8s linear infinite;
}

.btn-submit.loading span {
    opacity: 0;
}

.btn-submit.loading .btn-loader {
    opacity: 1;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@media (max-width: 968px) {
    .register-wrapper {
        grid-template-columns: 1fr;
    }

    .pricing-cards {
        flex-direction: column;
    }

    .pricing-card.featured {
        transform: none;
    }
}

/* -------------------- Sponsors Section -------------------- */
.section-sponsors {
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-bg) 100%);
}

.sponsors-highway {
    position: relative;
    padding: 4rem 0;
}

.highway-track {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--color-concrete);
    transform: translateY(-50%);
}

.sponsors-tier {
    margin-bottom: 4rem;
}

.tier-title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: 2rem;
    color: var(--color-text-muted);
}

.sponsor-billboards {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.sponsor-billboard {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    position: relative;
}

.sponsor-billboard.large {
    width: 280px;
    height: 160px;
}

.sponsor-billboard.medium {
    width: 200px;
    height: 120px;
}

.sponsor-billboard.small {
    width: 150px;
    height: 90px;
}

.sponsor-billboard:hover {
    border-color: var(--color-accent);
    transform: translateY(-5px);
    box-shadow: var(--glow-accent);
}

.billboard-content {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.sponsor-cta {
    text-align: center;
    margin-top: 3rem;
}

.sponsor-cta p {
    color: var(--color-text-muted);
    margin-bottom: 1rem;
}

/* -------------------- Footer -------------------- */
.section-footer {
    min-height: auto;
    padding: 0;
    display: block;
}

.footer-skyline {
    height: 200px;
    background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-primary) 100%);
    position: relative;
    overflow: hidden;
}

.footer-content {
    background: var(--color-primary);
    padding: 4rem 0 2rem;
}

.footer-main {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.footer-logo .logo-text {
    font-family: var(--font-display);
    font-size: 2rem;
    letter-spacing: 0.15em;
}

.footer-logo .logo-year {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--color-accent);
}

.footer-tagline {
    color: var(--color-text-muted);
    margin-bottom: 1.5rem;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 44px;
    height: 44px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.social-link svg {
    width: 20px;
    height: 20px;
    stroke-width: 1.5;
}

.social-link:hover {
    border-color: var(--color-accent);
    background: var(--color-accent);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.footer-column a,
.footer-column p {
    display: block;
    color: var(--color-text-muted);
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-actions {
    display: flex;
    align-items: center;
}

@media (max-width: 968px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-links {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .footer-links {
        grid-template-columns: 1fr;
    }
}

/* -------------------- Utility Classes -------------------- */
.text-accent {
    color: var(--color-accent);
}

.text-muted {
    color: var(--color-text-muted);
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* -------------------- Animations -------------------- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all var(--transition-slow);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Responsive Typography */
@media (max-width: 768px) {
    :root {
        --section-padding: 80px;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* ================================================
   ULTRA-OPTIMIZED MOBILE RESPONSIVE STYLES
   UI/UX Focused for Best Mobile Experience
   ================================================ */

/* === Mobile Base (max-width: 768px) === */
@media (max-width: 768px) {

    /* Root adjustments - Tighter spacing */
    :root {
        --section-padding: 40px;
        --nav-height: 56px;
    }

    /* Section base - Compact */
    .section {
        min-height: auto;
        padding: var(--section-padding) 0;
    }

    .section-container {
        padding: 0 1rem;
    }

    .section-header {
        margin-bottom: 1.5rem;
        text-align: center;
    }

    .section-number {
        font-size: 0.7rem;
        margin-bottom: 0.35rem;
    }

    .section-title {
        font-size: 1.5rem;
        line-height: 1.15;
        margin-bottom: 0.5rem;
    }

    .blueprint-line {
        width: 50px;
        height: 2px;
        margin: 0 auto;
    }

    /* === NAVIGATION MOBILE === */
    #navbar {
        height: var(--nav-height);
        padding: 0 1rem;
    }

    .nav-container {
        padding: 0 0.5rem;
    }

    .logo-text {
        font-size: 1.35rem;
        letter-spacing: 0.08em;
    }

    .logo-year.badge {
        font-size: 0.6rem;
        padding: 0.1rem 0.35rem;
    }

    /* === HERO SECTION MOBILE === */
    .section-hero {
        min-height: 100vh;
        min-height: 100svh;
        min-height: 100dvh;
        padding: calc(var(--nav-height) + 1rem) 1rem 1.5rem;
        display: flex;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        overflow: visible;
    }

    .hero-inner {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 100%;
        gap: 0;
        flex: 1;
        margin: auto 0;
    }

    .hero-content {
        padding: 0;
        text-align: center;
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    /* Fee badge - Below date, above CTA */
    .hero-fee {
        position: relative;
        top: auto;
        right: auto;
        left: auto;
        display: flex;
        justify-content: center;
        margin-top: 0.5rem;
        margin-bottom: 1rem;
    }

    .fee-item {
        padding: 0.4rem 0.85rem;
        border-radius: 8px;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid rgba(255, 255, 255, 0.12);
    }

    .fee-label {
        font-size: 0.55rem;
        letter-spacing: 0.08em;
    }

    .fee-amount {
        font-size: 1.25rem;
    }

    .fee-note {
        font-size: 0.5rem;
    }

    /* Hero badge */
    .hero-badge {
        padding: 0.3rem 0.75rem;
        font-size: 0.55rem;
        margin-bottom: 0.5rem;
        border-radius: 20px;
        letter-spacing: 0.06em;
    }

    /* Title - Compact */
    .hero-title {
        margin-bottom: 0.35rem;
    }

    .title-line {
        font-size: clamp(2.5rem, 14vw, 4rem);
        letter-spacing: 0.02em;
        line-height: 0.9;
    }

    .title-line.outline {
        font-size: clamp(2rem, 12vw, 3.2rem);
        -webkit-text-stroke: 1.5px var(--color-text);
    }

    /* Tagline */
    .hero-tagline {
        font-size: 0.65rem;
        letter-spacing: 0.1em;
        margin-bottom: 0.75rem;
        opacity: 0.85;
    }

    /* Date - Horizontal inline layout */
    .hero-date {
        display: flex;
        flex-direction: row;
        align-items: baseline;
        justify-content: center;
        gap: 0.4rem;
        margin-bottom: 0;
        flex-wrap: nowrap;
    }

    .date-day {
        font-size: 1.4rem;
        font-weight: 700;
    }

    .date-month {
        font-size: 0.9rem;
        text-transform: uppercase;
    }

    .date-year {
        font-size: 0.75rem;
        opacity: 0.7;
    }

    /* CTA Buttons - ALWAYS VISIBLE */
    .hero-cta {
        display: flex !important;
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
        max-width: 280px;
        margin: 0 auto;
    }

    .hero-cta .btn-primary {
        display: flex !important;
        padding: 0.85rem 1.75rem;
        font-size: 0.8rem;
        width: 100%;
        font-weight: 600;
        box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
    }

    .hero-cta .btn-secondary {
        display: flex !important;
        padding: 0.5rem 1.25rem;
        font-size: 0.65rem;
        width: 100%;
        background: transparent;
        border: 1px solid rgba(255, 255, 255, 0.2);
    }

    /* Scroll indicator */
    .scroll-indicator {
        bottom: 1rem;
        gap: 0.35rem;
    }

    .scroll-indicator span {
        font-size: 0.55rem;
        letter-spacing: 0.1em;
    }

    .scroll-arrow {
        width: 16px;
        height: 16px;
    }

    /* === ABOUT SECTION MOBILE === */
    .section-about {
        padding: 35px 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .about-visual {
        order: -1;
    }

    /* Poster - Much smaller */
    .event-poster-container {
        gap: 0.75rem;
    }

    .event-poster {
        max-width: 200px;
        border-radius: 6px;
    }

    .poster-trigger {
        background: none;
        border: none;
        padding: 0;
    }

    .brochure-link {
        padding: 0.55rem 1rem;
        font-size: 0.7rem;
        border-radius: 6px;
    }

    .brochure-link .btn-icon {
        font-size: 0.9rem;
    }

    /* About text - Tighter */
    .about-lead {
        font-size: 1rem;
        line-height: 1.45;
        text-align: center;
        margin-bottom: 0.75rem;
    }

    .about-text {
        font-size: 0.8rem;
        text-align: center;
        margin-bottom: 1rem;
        line-height: 1.5;
        opacity: 0.85;
    }

    /* Stats - Compact 2x2 grid */
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .stat-item {
        padding: 0.5rem;
    }

    .stat-number {
        font-size: 1.6rem;
        margin-bottom: 0.2rem;
    }

    .stat-label {
        font-size: 0.55rem;
        letter-spacing: 0.08em;
    }

    /* === TIMELINE SECTION MOBILE === */
    .section-timeline {
        padding: 35px 0;
    }

    .timeline-track {
        left: 12px;
        width: 2px;
    }

    .timeline-crane {
        left: 12px;
        transform: scale(0.65) translateX(-50%);
    }

    .timeline-days {
        gap: 1.5rem;
        padding-top: 50px;
        padding-left: 25px;
    }

    .timeline-day {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .timeline-day:nth-child(even) {
        direction: ltr;
    }

    .day-header,
    .timeline-day:nth-child(even) .day-header {
        text-align: left;
        padding: 0;
    }

    .day-number {
        font-size: 1.25rem;
    }

    .day-date {
        font-size: 0.65rem;
    }

    .day-theme {
        font-size: 0.75rem;
    }

    .day-events {
        gap: 0.5rem;
    }

    .event-block {
        padding: 0.75rem;
        flex-direction: row;
        align-items: center;
        gap: 0.75rem;
        border-radius: 6px;
    }

    .event-time {
        font-size: 0.6rem;
        min-width: 55px;
    }

    .event-name {
        font-size: 0.8rem;
    }

    /* === SPEAKERS SECTION MOBILE === */
    .section-speakers {
        padding: 35px 0;
    }

    .speakers-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .speaker-card {
        padding: 0.5rem;
    }

    .speaker-pedestal {
        margin-bottom: 0.75rem;
    }

    .speaker-image {
        width: 80px;
        height: 80px;
        border-width: 2px;
    }

    .speaker-name {
        font-size: 0.9rem;
        margin-bottom: 0.15rem;
    }

    .speaker-title {
        font-size: 0.65rem;
        margin-bottom: 0.25rem;
    }

    .speaker-topic {
        font-size: 0.55rem;
    }

    /* Empty state styling */
    .speakers-grid:empty::after,
    .organizers-grid:empty::after {
        content: 'Coming soon...';
        display: block;
        text-align: center;
        color: var(--color-text-muted);
        font-size: 0.85rem;
        padding: 2rem;
        grid-column: 1 / -1;
    }

    /* === EVENTS SECTION MOBILE === */
    .section-events {
        padding: 35px 0 25px;
    }

    .event-category {
        margin-bottom: 1.25rem;
    }

    .category-title {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
    }

    .category-title::after {
        bottom: -5px;
        width: 40px;
    }

    .events-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
        margin-bottom: 1rem;
    }

    .event-card {
        padding: 0.85rem;
        min-height: 130px;
        border-radius: 8px;
    }

    .event-icon {
        width: 32px;
        height: 32px;
        margin-bottom: 0.5rem;
        border-radius: 6px;
    }

    .event-icon svg {
        width: 16px;
        height: 16px;
    }

    .event-card .event-name {
        font-size: 0.8rem;
        margin-bottom: 0.35rem;
        line-height: 1.2;
    }

    .event-type {
        font-size: 0.6rem;
        margin-bottom: 0.5rem;
    }

    .event-register-btn {
        padding: 0.35rem 0.75rem;
        font-size: 0.6rem;
        border-radius: 4px;
    }

    /* Prize banner - Compact */
    .prize-banner {
        border-radius: 10px;
        padding: 2px;
    }

    .prize-banner-content {
        padding: 1.25rem 1rem;
        border-radius: 8px;
    }

    .prize-label {
        font-size: 0.65rem;
        letter-spacing: 0.12em;
        margin-bottom: 0.25rem;
    }

    .prize-amount {
        font-size: 2rem;
        margin-bottom: 0.25rem;
    }

    .prize-sub {
        font-size: 0.65rem;
    }

    /* === VENUE SECTION MOBILE === */
    .section-venue {
        padding: 35px 0;
    }

    .venue-wrapper {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .venue-map {
        aspect-ratio: 16/10;
        min-height: 180px;
        border-radius: 8px;
        order: 1;
    }

    .venue-card {
        padding: 1rem;
        border-radius: 10px;
        order: 2;
    }

    .venue-name {
        font-size: 1.25rem;
        margin-bottom: 0.5rem;
    }

    .venue-address {
        font-size: 0.8rem;
        margin-bottom: 0.75rem;
        line-height: 1.5;
    }

    .venue-features {
        gap: 0.5rem;
        margin-bottom: 1rem;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .feature {
        padding: 0.3rem 0.6rem;
        font-size: 0.7rem;
        border-radius: 20px;
    }

    .feature-icon {
        font-size: 0.85rem;
    }

    .venue-card .btn {
        width: 100%;
        padding: 0.65rem 1rem;
        font-size: 0.75rem;
    }

    /* === ORGANIZERS SECTION MOBILE === */
    .section-organizers {
        padding: 35px 0;
    }

    .organizers-carousels {
        gap: 1.25rem;
    }

    .organizer-row .row-title {
        font-size: 0.9rem;
        padding: 0.3rem 0.6rem;
        margin-bottom: 0.75rem;
        border-left-width: 2px;
    }

    .organizer-card {
        width: 120px;
        padding: 0.6rem;
        border-radius: 8px;
    }

    .organizer-photo {
        width: 50px;
        height: 50px;
        margin-bottom: 0.5rem;
        border-width: 2px;
    }

    .organizer-photo .image-placeholder {
        font-size: 1.25rem;
    }

    .organizer-name {
        font-size: 0.75rem;
        margin-bottom: 0.15rem;
    }

    .organizer-role {
        font-size: 0.6rem;
        margin-bottom: 0.15rem;
    }

    .organizer-contact {
        font-size: 0.55rem;
    }

    .carousel-track {
        gap: 0.6rem;
    }

    /* === SPONSORS SECTION MOBILE === */
    .section-sponsors {
        padding: 35px 0;
    }

    .sponsors-highway {
        padding: 1rem 0;
    }

    .highway-track {
        display: none;
    }

    .sponsors-tier {
        margin-bottom: 1.5rem;
    }

    .tier-title {
        font-size: 0.8rem;
        margin-bottom: 0.75rem;
        letter-spacing: 0.08em;
    }

    .sponsor-billboards {
        gap: 0.6rem;
        justify-content: center;
    }

    .sponsor-billboard {
        border-radius: 6px;
    }

    .sponsor-billboard.large {
        width: 130px;
        height: 70px;
    }

    .sponsor-billboard.medium {
        width: 100px;
        height: 55px;
    }

    .sponsor-billboard.small {
        width: 75px;
        height: 42px;
    }

    .billboard-content {
        font-size: 0.6rem;
    }

    .sponsor-cta {
        margin-top: 1.25rem;
    }

    .sponsor-cta p {
        font-size: 0.8rem;
        margin-bottom: 0.5rem;
    }

    .sponsor-cta .btn {
        padding: 0.6rem 1.25rem;
        font-size: 0.7rem;
    }

    /* === FOOTER MOBILE - Compact === */
    .footer-skyline {
        height: 60px;
    }

    .footer-content {
        padding: 1.5rem 0 1rem;
    }

    .footer-main {
        grid-template-columns: 1fr;
        gap: 1.25rem;
        padding: 0 1rem;
        margin-bottom: 1rem;
    }

    .footer-brand {
        text-align: center;
    }

    .footer-logo {
        justify-content: center;
        gap: 0.35rem;
        margin-bottom: 0.5rem;
    }

    .footer-logo .logo-text {
        font-size: 1.35rem;
    }

    .footer-logo .logo-year {
        font-size: 0.8rem;
    }

    .footer-tagline {
        font-size: 0.75rem;
        margin-bottom: 0.75rem;
        opacity: 0.8;
    }

    .footer-social {
        justify-content: center;
        gap: 0.5rem;
    }

    .social-link {
        width: 36px;
        height: 36px;
    }

    .social-link svg {
        width: 16px;
        height: 16px;
    }

    /* Footer links - 2 columns on mobile */
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
        text-align: left;
    }

    .footer-column:last-child {
        grid-column: 1 / -1;
        text-align: center;
    }

    .footer-column h4 {
        font-size: 0.75rem;
        margin-bottom: 0.5rem;
        letter-spacing: 0.08em;
    }

    .footer-column a,
    .footer-column p {
        font-size: 0.7rem;
        margin-bottom: 0.35rem;
        opacity: 0.8;
    }

    .footer-bottom {
        padding: 1rem;
        gap: 0.5rem;
        border-top-color: rgba(255, 255, 255, 0.06);
    }

    .footer-bottom p {
        font-size: 0.65rem;
        opacity: 0.7;
    }

    .footer-actions {
        display: none;
        /* Hide on mobile to save space */
    }

    /* === MODAL MOBILE === */
    .modal-dialog {
        width: calc(100% - 1.5rem);
        max-height: calc(100vh - 2rem);
        max-height: calc(100svh - 2rem);
        margin: 0.75rem;
        padding: 1rem;
        border-radius: 10px;
    }

    .modal-body h2 {
        font-size: 1.1rem;
        margin-bottom: 0.35rem;
    }

    .modal-sub {
        font-size: 0.75rem;
        margin-bottom: 1rem;
    }

    .modal-registration-form .form-group {
        margin-bottom: 0.6rem;
    }

    .modal-registration-form input,
    .modal-registration-form select,
    .modal-registration-form textarea {
        padding: 0.6rem 0.75rem;
        font-size: 0.85rem;
        border-radius: 5px;
    }

    .modal-registration-form label {
        font-size: 0.6rem;
        margin-bottom: 0.25rem;
    }

    .modal-close {
        top: 8px;
        right: 10px;
        font-size: 1.25rem;
        width: 28px;
        height: 28px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .poster-modal-dialog {
        padding: 0.5rem;
    }

    .poster-modal-content {
        padding: 0.25rem 0;
    }

    /* === SCROLL PROGRESS MOBILE === */
    .scroll-progress {
        bottom: 0.75rem;
        right: 0.75rem;
        width: 40px;
        height: 40px;
    }

    .scroll-progress .progress-text {
        font-size: 0.5rem;
    }

    /* === BUTTONS MOBILE === */
    .btn {
        padding: 0.7rem 1.5rem;
        font-size: 0.75rem;
        letter-spacing: 0.06em;
        border-radius: 5px;
    }

    .btn-sm {
        padding: 0.4rem 1rem;
        font-size: 0.65rem;
    }

    /* === MOBILE MENU IMPROVEMENTS === */
    .mobile-menu-content {
        gap: 1.25rem;
        padding: 1.5rem;
    }

    .mobile-link {
        font-size: 1.65rem;
    }

    .mobile-link.cta {
        font-size: 1rem;
        padding: 0.75rem 1.5rem;
        margin-top: 0.5rem;
    }
}

/* === Extra Small Devices (max-width: 380px) === */
@media (max-width: 380px) {
    :root {
        --section-padding: 30px;
    }

    .section-container {
        padding: 0 0.75rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    /* Hero - Extra compact */
    .title-line {
        font-size: clamp(2.2rem, 18vw, 3.5rem);
    }

    .title-line.outline {
        font-size: clamp(1.8rem, 15vw, 2.8rem);
    }

    .hero-tagline {
        font-size: 0.6rem;
    }

    .hero-date {
        gap: 0.4rem;
    }

    .date-day {
        font-size: 1.4rem;
    }

    .date-month {
        font-size: 0.9rem;
    }

    .fee-amount {
        font-size: 1.2rem;
    }

    .hero-cta {
        max-width: 260px;
    }

    .hero-cta .btn-primary {
        padding: 0.85rem 1.5rem;
        font-size: 0.8rem;
    }

    /* Hide Explore button on very small screens */
    .hero-cta .btn-secondary {
        display: none;
    }

    /* About */
    .event-poster {
        max-width: 180px;
    }

    .about-lead {
        font-size: 0.9rem;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    /* Events - single column on very small screens */
    .events-grid {
        grid-template-columns: 1fr;
    }

    .event-card {
        min-height: 110px;
    }

    /* Speakers - single column */
    .speakers-grid {
        grid-template-columns: 1fr;
        max-width: 200px;
        margin: 0 auto;
    }

    /* Organizers */
    .organizer-card {
        width: 100px;
        padding: 0.5rem;
    }

    .organizer-photo {
        width: 42px;
        height: 42px;
    }

    .organizer-name {
        font-size: 0.65rem;
    }

    /* Sponsors */
    .sponsor-billboard.large {
        width: 110px;
        height: 60px;
    }

    .sponsor-billboard.medium {
        width: 85px;
        height: 48px;
    }

    .sponsor-billboard.small {
        width: 65px;
        height: 36px;
    }

    /* Footer links - single column */
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-column:last-child {
        grid-column: auto;
    }

    .footer-logo .logo-text {
        font-size: 1.2rem;
    }

    .mobile-link {
        font-size: 1.4rem;
    }
}

/* === Touch Device Improvements === */
@media (hover: none) and (pointer: coarse) {

    /* Remove hover effects */
    .event-card:hover,
    .speaker-card:hover .speaker-image,
    .organizer-card:hover,
    .sponsor-billboard:hover,
    .event-block:hover {
        transform: none;
    }

    .event-card:active,
    .organizer-card:active {
        transform: scale(0.98);
        opacity: 0.9;
    }

    /* Better tap targets - minimum 44px */
    .nav-toggle {
        min-width: 44px;
        min-height: 44px;
    }

    .social-link {
        min-width: 40px;
        min-height: 40px;
    }

    .btn {
        min-height: 42px;
    }

    .event-register-btn {
        min-height: 32px;
        padding: 0.4rem 0.85rem;
    }

    /* Hide custom cursor on touch */
    .cursor,
    .cursor-follower {
        display: none !important;
    }

    body,
    a,
    button {
        cursor: auto;
    }
}

/* === Landscape Mobile === */
@media (max-width: 768px) and (orientation: landscape) {
    .section-hero {
        min-height: auto;
        padding: calc(var(--nav-height) + 0.5rem) 1.5rem 1rem;
    }

    .hero-inner {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.5rem;
    }

    .hero-content {
        width: 100%;
    }

    .hero-fee {
        margin-top: 0.5rem;
        margin-bottom: 0.75rem;
    }

    .title-line {
        font-size: clamp(1.8rem, 10vw, 3rem);
    }

    .title-line.outline {
        font-size: clamp(1.5rem, 8vw, 2.5rem);
    }

    .hero-cta {
        flex-direction: row;
        justify-content: center;
        max-width: none;
    }

    .hero-cta .btn {
        width: auto;
        padding: 0.6rem 1.25rem;
    }

    .scroll-indicator {
        display: none;
    }
}

/* === Print Styles === */
@media print {

    .cursor,
    .cursor-follower,
    .scroll-progress,
    .scroll-indicator,
    #navbar,
    .mobile-menu,
    .hero-cta,
    .modal {
        display: none !important;
    }

    .section {
        padding: 20px 0;
        page-break-inside: avoid;
    }
}

/* Responsive Font Adjustments for Hero Section on Mobile */
@media (max-width: 768px) {
    .hero-badge {
        font-size: 0.95rem;
        /* Increased from 0.875rem */
        padding: 0.5rem 1.25rem;
        letter-spacing: 0.08em;
    }

    .title-line {
        font-size: clamp(4.5rem, 18vw, 12rem);
        /* Increased min from 4rem and rate from 15vw */
    }

    .title-line.outline {
        font-size: clamp(3.5rem, 15vw, 9rem);
        /* Increased min from 3rem and rate from 12vw */
    }

    .hero-tagline {
        font-size: 1.2rem;
        /* Adjusted for readability */
        margin-bottom: 2.5rem;
    }

    /* Date adjustments */
    .hero-date {
        gap: 0.75rem;
    }

    .date-day {
        font-size: 3.5rem;
        /* Increased from 3rem */
    }

    .date-month {
        font-size: 1.75rem;
        /* Increased from 1.5rem */
    }

    .date-year {
        font-size: 1.1rem;
        /* Increased from 1rem */
    }
}