/* ===== CSS RESET & VARIABLES ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Colors - Streetwear Dark Theme */
    --bg-primary: #0a0a0a;
    --bg-secondary: #111111;
    --bg-tertiary: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #a0a0a0;
    --accent-primary: #ff3b3b;
    --accent-secondary: #ff6b35;
    --accent-gradient: linear-gradient(135deg, #ff3b3b 0%, #ff6b35 100%);
    --gold: #ffd700;
    --green: #00ff88;

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

    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;

    /* Effects */
    --glow: 0 0 40px rgba(255, 59, 59, 0.4);
    --card-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Noise Texture Overlay */
.noise {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1000;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== HERO SECTION ===== */
.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 80% 20%, rgba(255, 59, 59, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 20% 80%, rgba(255, 107, 53, 0.1) 0%, transparent 50%),
        var(--bg-primary);
    z-index: -1;
}

/* Navigation */
.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 48px;
}

.logo {
    font-family: var(--font-display);
    font-size: 2rem;
    letter-spacing: 4px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-badge {
    background: var(--accent-gradient);
    color: white;
    padding: 8px 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    border-radius: 4px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* Hero Content */
.hero-content {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 0 48px;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.hero-text {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.sale-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 215, 0, 0.1);
    border: 1px solid var(--gold);
    padding: 10px 20px;
    border-radius: 50px;
    width: fit-content;
    color: var(--gold);
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 2px;
}

.flash {
    animation: flash 1s ease-in-out infinite;
}

@keyframes flash {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

.main-title {
    display: flex;
    flex-direction: column;
    line-height: 0.9;
}

.title-line {
    font-family: var(--font-display);
    font-size: clamp(4rem, 10vw, 8rem);
    letter-spacing: 8px;
    color: var(--text-primary);
}

.title-accent {
    font-family: var(--font-display);
    font-size: clamp(6rem, 15vw, 12rem);
    letter-spacing: 4px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: var(--glow);
}

.tagline {
    font-size: 1rem;
    letter-spacing: 4px;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.brand-credit {
    font-size: 0.875rem;
    letter-spacing: 2px;
    color: var(--text-secondary);
    margin-top: -8px;
}

.brand-credit strong {
    color: var(--text-primary);
    font-weight: 700;
}

.price-section {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 16px;
}

.price {
    display: flex;
    align-items: baseline;
    gap: 8px;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.amount {
    font-family: var(--font-display);
    font-size: 4rem;
    letter-spacing: 2px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-note {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* CTA Button */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--accent-gradient);
    color: white;
    padding: 18px 36px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    width: fit-content;
    box-shadow: var(--glow);
}

.cta-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 0 60px rgba(255, 59, 59, 0.6);
}

.cta-button.large {
    padding: 24px 48px;
    font-size: 1.125rem;
}

.cta-button svg {
    transition: transform 0.3s ease;
}

.cta-button:hover svg {
    transform: translateX(4px);
}

/* Hero Image */
.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Watermark Overlay Protection */
.hero-image::after {
    content: 'YEE STUDIO';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-30deg);
    font-family: var(--font-display);
    font-size: 3rem;
    letter-spacing: 8px;
    color: rgba(255, 255, 255, 0.08);
    pointer-events: none;
    z-index: 10;
    white-space: nowrap;
}

.image-glow {
    position: absolute;
    width: 80%;
    height: 80%;
    background: var(--accent-gradient);
    filter: blur(100px);
    opacity: 0.3;
    border-radius: 50%;
    animation: breathe 4s ease-in-out infinite;
}

@keyframes breathe {

    0%,
    100% {
        transform: scale(1);
        opacity: 0.3;
    }

    50% {
        transform: scale(1.1);
        opacity: 0.4;
    }
}

.kaos-image {
    width: 100%;
    max-width: 500px;
    height: auto;
    object-fit: contain;
    position: relative;
    z-index: 1;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.5));
    animation: float 4s ease-in-out infinite;
    /* Image Protection */
    pointer-events: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-user-drag: none;
}

@keyframes float {

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

    50% {
        transform: translateY(-20px);
    }
}

.floating-tag {
    position: absolute;
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 8px 16px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    border-radius: 4px;
    z-index: 3;
}

.tag-1 {
    top: 10%;
    right: 0;
    background: var(--accent-gradient);
    border: none;
    animation: tagFloat 3s ease-in-out infinite;
}

.tag-2 {
    bottom: 20%;
    left: 0;
    animation: tagFloat 3s ease-in-out infinite 1.5s;
}

@keyframes tagFloat {

    0%,
    100% {
        transform: translateY(0) rotate(-2deg);
    }

    50% {
        transform: translateY(-10px) rotate(2deg);
    }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--text-secondary);
    font-size: 0.75rem;
    letter-spacing: 4px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--text-secondary), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scaleY(1);
    }

    50% {
        opacity: 1;
        transform: scaleY(1.2);
    }
}

/* ===== COUNTDOWN SECTION ===== */
.countdown-section {
    padding: var(--section-padding);
    background: var(--bg-secondary);
    text-align: center;
    position: relative;
}

.countdown-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: 8px;
    margin-bottom: 16px;
}

.deadline-date {
    font-size: 1.25rem;
    color: var(--accent-primary);
    font-weight: 600;
    letter-spacing: 4px;
    margin-bottom: 48px;
}

.countdown {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 24px;
    flex-wrap: wrap;
}

.countdown-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: var(--bg-tertiary);
    padding: 32px 40px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    min-width: 120px;
}

.countdown-number {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 5rem);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.countdown-label {
    font-size: 0.75rem;
    letter-spacing: 4px;
    color: var(--text-secondary);
}

.countdown-separator {
    font-family: var(--font-display);
    font-size: 3rem;
    color: var(--text-secondary);
    animation: blink 1s ease-in-out infinite;
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

/* ===== DETAILS SECTION ===== */
.details-section {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 32px;
}

.detail-card {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.detail-card:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
    box-shadow: var(--glow);
}

.detail-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
}

.detail-icon svg {
    stroke: var(--accent-primary);
}

.detail-card h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 4px;
    margin-bottom: 24px;
}

.size-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
}

.size-tag {
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 0.875rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.size-tag:hover {
    background: var(--accent-gradient);
    border-color: transparent;
}

.color-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.color-swatch {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.2);
}

.color-swatch.black {
    background: #1a1a1a;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

.color-display span {
    font-weight: 600;
    letter-spacing: 2px;
}

.shipping-date {
    font-family: var(--font-display);
    font-size: 2rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.shipping-note {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ===== ORDER SECTION ===== */
.order-section {
    padding: var(--section-padding);
    background: var(--bg-secondary);
}

.order-section .section-title {
    text-align: center;
    margin-bottom: 60px;
}

.steps-container {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 24px;
    flex-wrap: wrap;
}

.step {
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 32px;
    text-align: center;
    max-width: 220px;
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateY(-8px);
    border-color: var(--accent-primary);
}

.step-number {
    font-family: var(--font-display);
    font-size: 3rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.step-content h3 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.step-content p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.step-arrow {
    font-size: 2rem;
    color: var(--accent-primary);
    align-self: center;
}

/* ===== FINAL CTA ===== */
.final-cta {
    padding: 120px 0;
    background: var(--bg-primary);
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(255, 59, 59, 0.1) 0%, transparent 70%);
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4rem);
    letter-spacing: 4px;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
}

.cta-content .cta-button {
    margin: 0 auto;
}

/* ===== FAQ SECTION ===== */
.faq-section {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.faq-section .section-title {
    text-align: center;
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-secondary);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(255, 255, 255, 0.1);
}

.faq-item.active {
    border-color: var(--accent-primary);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: all 0.3s ease;
}

.faq-question:hover {
    background: rgba(255, 255, 255, 0.02);
}

.faq-icon {
    flex-shrink: 0;
    stroke: var(--text-secondary);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
    stroke: var(--accent-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    padding: 0 24px 20px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.faq-answer strong {
    color: var(--accent-primary);
}

/* ===== FOOTER ===== */
.footer {
    padding: 60px 0 40px;
    background: var(--bg-secondary);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    text-align: center;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 1.75rem;
    letter-spacing: 6px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-tagline {
    font-size: 0.875rem;
    color: var(--text-secondary);
    letter-spacing: 2px;
}

.footer-social {
    display: flex;
    gap: 16px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    transform: translateY(-4px);
    box-shadow: var(--glow);
}

.social-link svg {
    width: 22px;
    height: 22px;
}

.footer-copy {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* ===== GALLERY SECTION ===== */
.gallery-section {
    padding: var(--section-padding);
    background: var(--bg-primary);
}

.gallery-section .section-title {
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 48px;
    letter-spacing: 2px;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 3/4;
    cursor: pointer;
    transition: all 0.4s ease;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 50%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay span {
    font-weight: 600;
    letter-spacing: 2px;
    font-size: 0.875rem;
}

.gallery-item.main {
    grid-row: span 1;
}

/* ===== SPECIFICATIONS ===== */
.specs-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 4px;
    text-align: center;
    margin: 60px 0 32px;
    color: var(--text-secondary);
}

.specs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.spec-card {
    display: flex;
    gap: 20px;
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 28px;
    transition: all 0.3s ease;
}

.spec-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary);
    box-shadow: var(--glow);
}

.spec-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spec-icon svg {
    stroke: var(--accent-primary);
}

.spec-content h4 {
    font-family: var(--font-display);
    font-size: 1rem;
    letter-spacing: 3px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.spec-value {
    font-size: 1.25rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 8px;
}

.spec-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 40px 24px;
    }

    .hero-text {
        align-items: center;
        order: 2;
    }

    .hero-image {
        order: 1;
        margin-bottom: 40px;
    }

    .kaos-image {
        max-width: 350px;
    }

    .cta-button {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .nav {
        padding: 16px 24px;
    }

    .logo {
        font-size: 1.5rem;
    }

    .countdown-item {
        padding: 24px 28px;
        min-width: 100px;
    }

    .countdown-separator {
        display: none;
    }

    .step-arrow {
        display: none;
    }

    .steps-container {
        flex-direction: column;
        align-items: center;
    }

    .step {
        max-width: 100%;
        width: 100%;
    }

    .footer-content {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }

    .floating-tag {
        display: none;
    }

    .detail-card,
    .step,
    .countdown-item,
    .spec-card,
    .faq-item {
        border: 1px solid rgba(255, 255, 255, 0.1);
        opacity: 1 !important;
        transform: none !important;
    }

    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .spec-card {
        flex-direction: column;
        text-align: center;
    }

    .spec-icon {
        margin: 0 auto;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .title-line {
        font-size: 3rem;
    }

    .title-accent {
        font-size: 5rem;
    }

    .amount {
        font-size: 3rem;
    }

    .countdown-item {
        padding: 20px 24px;
        min-width: 80px;
    }

    .countdown-number {
        font-size: 2.5rem;
    }
}