* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0a0a0a;
    --bg-light: #f5f5f3;
    --text-dark: #0a0a0a;
    --text-light: #ffffff;
    --text-muted-dark: #666;
    --text-muted-light: #aaa;
    --gradient: linear-gradient(135deg, #FF3CAC, #FF6B35, #FFDD00);
    --gradient-hover: linear-gradient(135deg, #FFDD00, #FF6B35, #FF3CAC);
    --radius: 20px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--bg-dark);
}

/* HEADER */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 14px 0;
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    clip-path: circle(50%);
    object-fit: cover;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-light);
}

.nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav a {
    color: var(--text-muted-light);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.3s;
}

.nav a:hover {
    color: var(--text-light);
}

.nav-btn {
    padding: 10px 22px;
    background: var(--gradient);
    color: #ffffff !important;
    border-radius: 100px;
    font-weight: 700;
    font-size: 13px !important;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 60, 172, 0.25);
}

/* BURGER */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.burger span {
    width: 24px;
    height: 2px;
    background: var(--text-light);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

.burger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.burger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* MOBILE NAV */
@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.97);
        backdrop-filter: blur(16px);
        flex-direction: column;
        align-items: center;
        gap: 24px;
        padding: 40px 24px;
        transform: translateY(-20px);
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.3s, transform 0.3s;
        border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    }

    .nav.open {
        opacity: 1;
        pointer-events: all;
        transform: translateY(0);
    }

    .nav a {
        font-size: 18px;
    }

    .nav-btn {
        font-size: 14px !important;
        padding: 14px 28px;
        margin-top: 8px;
    }

    .burger {
        display: flex;
    }
    .hero {
        padding: 40px 0 80px;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 32px;
}

.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* SECTIONS */
.dark-section {
    background: var(--bg-dark);
    color: var(--text-light);
}

.light-section {
    background: var(--bg-light);
    color: var(--text-dark);
}

section {
    padding: 140px 0;
    position: relative;
}

h2 {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 800;
    margin-bottom: 56px;
    letter-spacing: -1px;
}

/* HERO */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-glow {
    position: absolute;
    width: 800px;
    height: 800px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 60, 172, 0.12) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    animation: pulse 6s ease-in-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.6; }
    50% { transform: scale(1.1); opacity: 1; }
}

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

.hero-badge {
    display: inline-block;
    padding: 10px 20px;
    border: 2px solid transparent;
    border-image: var(--gradient) 1;
    border-radius: 0;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 40px;
    color: var(--text-light);
}

.hero h1 {
    font-size: clamp(40px, 7vw, 80px);
    font-weight: 800;
    line-height: 1.05;
    margin-bottom: 28px;
    letter-spacing: -2px;
}

.hero-sub {
    font-size: 20px;
    color: var(--text-muted-light);
    max-width: 540px;
    margin-bottom: 48px;
}

.hero-scroll {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 24px;
    color: var(--text-muted-light);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.btn {
    display: inline-block;
    padding: 18px 40px;
    background: var(--gradient);
    color: var(--bg-dark);
    text-decoration: none;
    border-radius: 100px;
    font-size: 16px;
    font-weight: 700;
    border: none;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.3s;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 40px rgba(255, 60, 172, 0.3);
}
.marquee {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    overflow: hidden;
    padding: 20px 0;
    background: var(--gradient);
    white-space: nowrap;
    z-index: 2;
}

.marquee-track {
    display: inline-flex;
    gap: 24px;
    animation: scroll 20s linear infinite;
}

.marquee-track span {
    font-size: 18px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    color: var(--bg-dark);
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* SERVICES (light section) */
.services .card {
    background: #ffffff;
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: var(--radius);
    padding: 36px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.services .card:hover {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.card-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 24px;
}

.card-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
}

.card p {
    color: var(--text-muted-dark);
    font-size: 15px;
    line-height: 1.6;
}

.services-note {
    color: var(--text-muted-dark);
    font-size: 14px;
    font-style: italic;
}

/* WHY */
.why {
    overflow: hidden;
}

.big-text {
    position: absolute;
    top: 60px;
    right: -20px;
    font-size: clamp(120px, 20vw, 300px);
    font-weight: 800;
    color: rgba(255, 255, 255, 0.03);
    letter-spacing: -10px;
    pointer-events: none;
    user-select: none;
}

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

.why-item {
    padding: 40px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius);
    border: 1px solid rgba(255, 255, 255, 0.08);
    position: relative;
    overflow: hidden;
}

.why-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
}

.why-num {
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.why-item h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.why-item p {
    color: var(--text-muted-light);
}

/* PROCESS (light section) */
.process-steps {
    display: flex;
    gap: 0;
    position: relative;
}

.step {
    flex: 1;
    text-align: center;
    padding: 40px 20px;
    position: relative;
}

.step-num {
    font-size: 40px;
    font-weight: 800;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 16px;
}

.step-line {
    width: 100%;
    height: 3px;
    background: var(--gradient);
    margin-bottom: 20px;
    opacity: 0.3;
}

.step h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.step p {
    font-size: 14px;
    color: var(--text-muted-dark);
}
/* CASES */
.cases-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    grid-template-rows: auto auto;
    gap: 24px;
    margin-bottom: 32px;
}

.cases-grid .case-card:first-child {
    grid-row: 1 / 3;
}

.case-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: transform 0.3s;
}

.case-card:hover {
    transform: translateY(-6px);
}

.case-preview {
    height: 220px;
    overflow: hidden;
}

.cases-grid .case-card:first-child .case-preview {
    height: 100%;
    min-height: 300px;
}

.case-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.case-card:hover .case-preview img {
    transform: scale(1.08);
}

.case-info {
    padding: 24px;
}

.case-info h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.case-info p {
    color: var(--text-muted-light);
    font-size: 14px;
}

.cases-note {
    color: var(--text-muted-light);
    font-size: 14px;
    font-style: italic;
}

/* AUDIENCE (light section) */
.audience-text {
    font-size: clamp(20px, 3vw, 28px);
    color: var(--text-muted-dark);
    max-width: 750px;
    line-height: 1.6;
    font-weight: 500;
}

/* CONTACT */
.contact {
    text-align: center;
}

.contact h2 {
    line-height: 1.2;
}

.contact-sub {
    color: var(--text-muted-light);
    margin-bottom: 48px;
    font-size: 20px;
}

.contact-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-form input,
.contact-form textarea {
    padding: 18px 24px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    color: var(--text-light);
    font-family: inherit;
    font-size: 16px;
    outline: none;
    transition: border-color 0.3s, background 0.3s;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: #FF3CAC;
    background: rgba(255, 60, 172, 0.05);
}

.contact-form textarea {
    resize: vertical;
}

.contact-form .btn {
    align-self: center;
    margin-top: 8px;
}

/* FOOTER */
footer {
    padding: 40px 0;
    text-align: center;
    color: var(--text-muted-light);
    font-size: 14px;
    background: var(--bg-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* ANIMATIONS */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* TILT */
.tilt {
    transform-style: preserve-3d;
    transition: transform 0.3s ease;
}

/* RESPONSIVE */
@media (max-width: 768px) {
    section {
        padding: 100px 0;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .process-steps {
        flex-direction: column;
        gap: 16px;
    }

    .cases-grid {
        grid-template-columns: 1fr;
    }

    .cases-grid .case-card:first-child {
        grid-row: auto;
    }

    .big-text {
        font-size: 80px;
    }

    h2 {
        margin-bottom: 40px;
    }

    .hero h1 {
        letter-spacing: -1px;
    }
}