/**
 * ek.media Landing Page Styles
 * Uses design tokens from styles.css
 */

/* ============================================================================
   HEADER
   ============================================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--s-6) var(--s-8);
    background: transparent;
    transition: var(--t-base);
}

.site-header.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    padding-block: var(--s-4);
}

.header-container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-brand {
    font-family: var(--f-sans);
    font-size: var(--fs-lg);
    font-weight: var(--fw-medium);
    letter-spacing: 0.02em;
    color: var(--c-text);
    transition: opacity var(--t-base);
}

.header-brand:hover {
    opacity: 0.7;
}

.brand-dot {
    color: var(--c-accent);
}

.header-nav .nav-list {
    display: flex;
    gap: var(--s-10);
}

.nav-link {
    font-size: var(--fs-sm);
    font-weight: var(--fw-regular);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    color: var(--c-text-secondary);
    transition: color var(--t-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--c-text);
}

.header-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--s-2);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    padding: var(--s-3) var(--s-6);
    background: var(--c-text);
    color: var(--c-bg-primary);
    border: 1px solid var(--c-text);
    border-radius: var(--radius-full);
    transition: all var(--t-base);
}

.header-cta:hover {
    background: transparent;
    color: var(--c-text);
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.3);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: var(--s-2);
}

.hamburger-line {
    width: 24px;
    height: 1px;
    background: var(--c-text);
    transition: var(--t-base);
}

.mobile-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--c-bg-primary);
    padding: var(--s-8);
    border-top: 1px solid var(--c-border);
}

.mobile-nav.active {
    display: block;
}

.mobile-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--s-4);
}

.mobile-nav-link {
    font-size: var(--fs-base);
    color: var(--c-text-secondary);
    transition: color var(--t-base);
}

.mobile-nav-link:hover {
    color: var(--c-text);
}

.mobile-nav-link.cta {
    margin-top: var(--s-4);
    padding: var(--s-4);
    text-align: center;
    background: var(--c-text);
    color: var(--c-bg-primary);
    border-radius: var(--radius-md);
}

@media (max-width: 900px) {

    .header-nav,
    .header-cta {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }
}

/* ============================================================================
   HERO - VIDEO BACKGROUND
   ============================================================================ */
.hero {
    position: relative;
    height: 100vh;
    min-height: 800px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-video-wrapper {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(135deg, #1a1a2e 0%, var(--c-bg-primary) 100%);
}

.hero-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.6;
    /* Dim video slightly for text contrast */
}

.hero-video-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom,
            rgba(10, 10, 10, 0.3) 0%,
            rgba(10, 10, 10, 0.1) 50%,
            rgba(10, 10, 10, 0.7) 100%);
}

.hero-content {
    text-align: center;
    max-width: 1200px;
    padding: 0 var(--s-8);
    position: relative;
    z-index: 10;
    margin-top: -5vh;
    /* Visual optical centering */
}

/* Title */
.hero-title {
    margin-bottom: var(--s-8);
}

.title-small {
    display: block;
    font-family: var(--f-sans);
    font-size: var(--fs-sm);
    font-weight: var(--fw-medium);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--s-6);
}

.title-main {
    display: block;
    font-family: var(--f-serif);
    font-size: clamp(4rem, 8vw, 9rem);
    /* Massive responsive font */
    font-weight: var(--fw-regular);
    font-style: italic;
    line-height: 0.95;
    color: var(--c-text);
    letter-spacing: -0.03em;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.hero-tagline {
    font-size: var(--fs-base);
    font-weight: var(--fw-light);
    color: var(--c-text-secondary);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--s-10);
}

.hero-cta {
    display: flex;
    gap: var(--s-4);
    justify-content: center;
    flex-wrap: wrap;
}

/* Scroll Hint */
.scroll-hint {
    position: absolute;
    bottom: var(--s-12);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--s-4);
    opacity: 0.7;
    transition: opacity var(--t-base);
}

.scroll-hint:hover {
    opacity: 1;
}

.scroll-hint span {
    font-size: var(--fs-xs);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-text);
    font-weight: var(--fw-medium);
}

.scroll-line {
    width: 1px;
    height: 80px;
    background: linear-gradient(to bottom, var(--c-text), transparent);
    animation: scrollPulse 2.5s cubic-bezier(0.77, 0, 0.175, 1) infinite;
}

@keyframes scrollPulse {
    0% {
        transform-origin: top;
        transform: scaleY(0);
    }

    50% {
        transform-origin: top;
        transform: scaleY(1);
    }

    51% {
        transform-origin: bottom;
        transform: scaleY(1);
    }

    100% {
        transform-origin: bottom;
        transform: scaleY(0);
    }
}

/* Hero Animations */
.hero-content>* {
    animation: fadeInUp 1.2s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-content .title-small {
    animation-delay: 0.2s;
}

.hero-content .title-main {
    animation-delay: 0.4s;
}

.scroll-hint {
    animation: fadeIn 1s ease-out 1.2s both;
}

/* ============================================================================
   STATEMENT SECTION
   ============================================================================ */
.statement {
    padding: var(--s-16) 0;
    text-align: center;
}

.statement-text {
    font-family: var(--f-serif);
    font-size: var(--fs-4xl);
    font-weight: var(--fw-regular);
    font-style: italic;
    line-height: 1.4;
    color: var(--c-text);
    margin-bottom: var(--s-10);
}

.services-list {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--s-4);
}

.service-tag {
    font-size: var(--fs-sm);
    letter-spacing: var(--ls-wide);
    text-transform: uppercase;
    color: var(--c-text-secondary);
}

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

/* ============================================================================
   CASES / PORTFOLIO
   ============================================================================ */
.cases {
    padding: var(--s-16) 0;
}

.section-header-minimal {
    margin-bottom: var(--s-10);
}

.section-title-elegant {
    font-family: var(--f-serif);
    font-size: var(--fs-4xl);
    font-weight: var(--fw-regular);
    font-style: italic;
    color: var(--c-text);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--s-6);
}

.case-card {
    display: block;
    overflow: hidden;
    background: var(--c-bg-secondary);
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

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

.case-card.large {
    grid-column: span 2;
}

.case-card:nth-child(1) {
    transition-delay: 0s;
}

.case-card:nth-child(2) {
    transition-delay: 0.1s;
}

.case-card:nth-child(3) {
    transition-delay: 0.2s;
}

.case-card:nth-child(4) {
    transition-delay: 0.3s;
}

.case-card:nth-child(5) {
    transition-delay: 0.4s;
}

.case-image {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.case-card.large .case-image {
    aspect-ratio: 21 / 9;
}

.case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%);
    transition: all 0.6s ease;
}

.case-card:hover .case-image img {
    filter: grayscale(0%);
    transform: scale(1.05);
}

.case-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    color: var(--c-text-muted);
    font-size: var(--fs-sm);
}

.case-info {
    padding: var(--s-6);
}

.case-category {
    display: block;
    font-size: var(--fs-xs);
    font-weight: var(--fw-medium);
    letter-spacing: var(--ls-wider);
    text-transform: uppercase;
    color: var(--c-text-muted);
    margin-bottom: var(--s-1);
}

.case-title {
    font-family: var(--f-serif);
    font-size: var(--fs-xl);
    font-weight: var(--fw-regular);
    color: var(--c-text);
    margin-bottom: var(--s-2);
}

.case-cta {
    font-size: var(--fs-sm);
    color: var(--c-text-secondary);
    opacity: 0;
    transform: translateX(-10px);
    transition: var(--t-base);
}

.case-card:hover .case-cta {
    opacity: 1;
    transform: translateX(0);
}

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

    .case-card.large {
        grid-column: span 1;
    }
}

/* ============================================================================
   ABOUT SECTION - VIDEO BG
   ============================================================================ */
.about-section {
    position: relative;
    padding: var(--s-16) 0;
    min-height: 80vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.about-video-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
}

.about-video-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
}

.about-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.75);
}

.about-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.about-title {
    font-family: var(--f-serif);
    font-size: var(--fs-4xl);
    font-weight: var(--fw-regular);
    font-style: italic;
    line-height: 1.4;
    color: var(--c-text);
    margin-bottom: var(--s-16);
}

.values-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--s-10);
    text-align: left;
}

.value-block {
    padding: var(--s-6);
    border-left: 1px solid var(--c-border-hover);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.value-block.visible {
    opacity: 1;
    transform: translateY(0);
}

.value-block:nth-child(1) {
    transition-delay: 0s;
}

.value-block:nth-child(2) {
    transition-delay: 0.15s;
}

.value-block:nth-child(3) {
    transition-delay: 0.3s;
}

.value-number {
    display: block;
    font-size: var(--fs-xs);
    color: var(--c-text-muted);
    margin-bottom: var(--s-2);
}

.value-block h4 {
    font-size: var(--fs-base);
    font-weight: var(--fw-medium);
    color: var(--c-text);
    margin-bottom: var(--s-2);
}

.value-block p {
    font-size: var(--fs-sm);
    color: var(--c-text-secondary);
    line-height: var(--lh-relaxed);
}

@media (max-width: 768px) {
    .values-row {
        grid-template-columns: 1fr;
        gap: var(--s-8);
    }
}

/* ============================================================================
   STUDIO SECTION
   ============================================================================ */
.studio-section {
    padding: var(--s-16) 0;
    background: var(--c-bg-secondary);
}

.studio-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--s-16);
    align-items: center;
}

.studio-image {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.studio-image.visible {
    opacity: 1;
    transform: translateY(0);
}

.studio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(20%);
}

.studio-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    color: var(--c-text-muted);
}

.studio-content {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
    transition-delay: 0.15s;
}

.studio-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.studio-content .section-title-elegant {
    margin-bottom: var(--s-6);
}

.studio-text {
    font-size: var(--fs-base);
    color: var(--c-text-secondary);
    line-height: var(--lh-relaxed);
    margin-bottom: var(--s-8);
}

.studio-info {
    display: flex;
    gap: var(--s-10);
    margin-bottom: var(--s-8);
}

@media (max-width: 900px) {
    .studio-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================================
   ANIMATIONS
   ============================================================================ */
.animate-fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal-image {
    opacity: 0;
    transform: scale(0.95);
    transition: opacity 1s ease-out, transform 1s ease-out;
}

.animate-fade-in.visible,
.animate-fade-in-up.visible,
.reveal-image.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

/* ============================================================================
   CTA SECTION
   ============================================================================ */
.cta-section {
    padding: var(--s-16) 0;
    text-align: center;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--f-serif);
    font-size: var(--fs-4xl);
    font-weight: var(--fw-regular);
    font-style: italic;
    line-height: 1.3;
    color: var(--c-text);
    margin-bottom: var(--s-8);
}

/* ============================================================================
   FOOTER
   ============================================================================ */
/* Footer styles moved to styles.css for global reuse */