/* ===== OCTO Labs — Design System ===== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
    /* Colors — OCTO Brand */
    --color-bg: #06060b;
    --color-surface: #0f0f1a;
    --color-surface-2: #161625;
    --color-surface-hover: #1c1c30;
    --color-primary: #7C3AED;
    --color-primary-light: #A78BFA;
    --color-primary-dark: #6D28D9;
    --color-accent: #FBBF24;
    --color-accent-light: #FCD34D;
    --color-text: #eaeaf2;
    --color-text-muted: #7a7a9e;
    --color-text-dim: #55556e;
    --color-border: #1e1e32;
    --color-border-hover: #2e2e4a;
    --color-white: #ffffff;
    --color-gradient-primary: linear-gradient(135deg, #7C3AED, #A78BFA);
    --color-gradient-accent: linear-gradient(135deg, #FBBF24, #FCD34D);
    --color-gradient-mixed: linear-gradient(135deg, #7C3AED, #FBBF24);
    --color-glow-primary: rgba(124, 58, 237, 0.15);
    --color-glow-accent: rgba(251, 191, 36, 0.15);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --fs-xs: 0.75rem;
    --fs-sm: 0.875rem;
    --fs-base: 1rem;
    --fs-lg: 1.125rem;
    --fs-xl: 1.25rem;
    --fs-2xl: 1.5rem;
    --fs-3xl: 2rem;
    --fs-4xl: 2.5rem;
    --fs-5xl: 3.5rem;
    --fs-6xl: 4.5rem;

    /* Spacing */
    --sp-1: 0.25rem;
    --sp-2: 0.5rem;
    --sp-3: 0.75rem;
    --sp-4: 1rem;
    --sp-5: 1.25rem;
    --sp-6: 1.5rem;
    --sp-8: 2rem;
    --sp-10: 2.5rem;
    --sp-12: 3rem;
    --sp-16: 4rem;
    --sp-20: 5rem;
    --sp-24: 6rem;
    --sp-32: 8rem;

    /* Radius */
    --r-sm: 6px;
    --r-md: 10px;
    --r-lg: 16px;
    --r-xl: 24px;
    --r-full: 9999px;

    /* Shadows */
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.3);
    --shadow-card-hover: 0 8px 40px rgba(0, 0, 0, 0.4);
    --shadow-glow-primary: 0 0 40px rgba(124, 58, 237, 0.2);
    --shadow-glow-accent: 0 0 40px rgba(251, 191, 36, 0.2);

    /* Transitions */
    --tr-fast: 0.15s ease;
    --tr-base: 0.3s ease;
    --tr-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

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

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

ul,
ol {
    list-style: none;
}

img {
    max-width: 100%;
    display: block;
}

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

input,
textarea {
    font-family: inherit;
    border: none;
    outline: none;
    background: none;
}

/* ===== Utility ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--sp-6);
}

.section {
    padding: var(--sp-32) 0;
    position: relative;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--color-primary-light);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--sp-4);
}

.section-label::before {
    content: '';
    width: 24px;
    height: 2px;
    background: var(--color-gradient-primary);
    border-radius: 2px;
}

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

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

/* ===== Animations ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

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

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

@keyframes pulse-glow {

    0%,
    100% {
        opacity: .4;
    }

    50% {
        opacity: 1;
    }
}

@keyframes rotate-slow {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

@keyframes blob {

    0%,
    100% {
        border-radius: 60% 40% 30% 70%/60% 30% 70% 40%;
    }

    50% {
        border-radius: 30% 60% 70% 40%/50% 60% 30% 60%;
    }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

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

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

.reveal-delay-3 {
    transition-delay: 0.3s;
}

.reveal-delay-4 {
    transition-delay: 0.4s;
}

.reveal-delay-5 {
    transition-delay: 0.5s;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: var(--r-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--sp-4) 0;
    background: rgba(6, 6, 11, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: var(--tr-base);
}

.header.scrolled {
    border-bottom-color: var(--color-border);
    padding: var(--sp-3) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    font-size: var(--fs-xl);
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--color-gradient-primary);
    border-radius: var(--r-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--fs-lg);
    color: white;
    position: relative;
    overflow: hidden;
}

.logo-icon::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 40%, rgba(255, 255, 255, 0.2));
}

.logo-highlight {
    color: var(--color-primary-light);
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--sp-8);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--sp-8);
}

.nav-link {
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    transition: var(--tr-base);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-gradient-primary);
    border-radius: 2px;
    transition: var(--tr-base);
}

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--sp-2);
    cursor: pointer;
    z-index: 1001;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--tr-base);
}

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

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

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

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(6, 6, 11, 0.98);
    backdrop-filter: blur(20px);
    padding: 100px var(--sp-8) var(--sp-8);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--sp-8);
    z-index: 999;
}

.mobile-menu.open {
    display: flex;
    animation: fadeInUp 0.3s ease;
}

.mobile-menu .nav-link {
    font-size: var(--fs-2xl);
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--sp-2);
    padding: var(--sp-3) var(--sp-6);
    border-radius: var(--r-full);
    font-size: var(--fs-sm);
    font-weight: 600;
    transition: var(--tr-base);
    position: relative;
    overflow: hidden;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-gradient-primary);
    color: var(--color-white);
    box-shadow: 0 4px 15px rgba(124, 58, 237, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.4);
}

.btn-outline {
    border: 1.5px solid var(--color-border);
    color: var(--color-text);
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary-light);
    background: var(--color-glow-primary);
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--sp-4) var(--sp-8);
    font-size: var(--fs-base);
}

.btn-icon {
    transition: transform var(--tr-base);
}

.btn:hover .btn-icon {
    transform: translateX(3px);
}

/* ===== HERO ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--sp-32);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.hero-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: blob 8s ease-in-out infinite;
}

.hero-blob-1 {
    width: 500px;
    height: 500px;
    background: var(--color-primary);
    top: -100px;
    right: -100px;
    opacity: 0.15;
}

.hero-blob-2 {
    width: 400px;
    height: 400px;
    background: var(--color-accent);
    bottom: -50px;
    left: -100px;
    opacity: 0.1;
    animation-delay: -4s;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: linear-gradient(rgba(124, 58, 237, 0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(124, 58, 237, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: var(--sp-2) var(--sp-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--r-full);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    margin-bottom: var(--sp-8);
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
    animation: pulse-glow 2s ease-in-out infinite;
}

.hero-title {
    font-size: var(--fs-6xl);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: var(--sp-6);
}

.hero-subtitle {
    font-size: var(--fs-lg);
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--sp-10);
    max-width: 480px;
}

.hero-actions {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
    margin-bottom: var(--sp-12);
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: var(--sp-10);
}

.hero-stat-value {
    font-size: var(--fs-3xl);
    font-weight: 800;
    letter-spacing: -1px;
}

.hero-stat-label {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-illustration {
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    position: relative;
}

.hero-ring {
    position: absolute;
    border: 1.5px solid var(--color-border);
    border-radius: 50%;
    animation: rotate-slow 30s linear infinite;
}

.hero-ring-1 {
    inset: 0;
    border-color: rgba(124, 58, 237, 0.15);
}

.hero-ring-2 {
    inset: 50px;
    border-color: rgba(251, 191, 36, 0.12);
    animation-direction: reverse;
    animation-duration: 25s;
}

.hero-ring-3 {
    inset: 100px;
    border-color: rgba(124, 58, 237, 0.08);
    animation-duration: 20s;
}

.hero-center {
    position: absolute;
    inset: 140px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    animation: float 6s ease-in-out infinite;
    box-shadow: var(--shadow-glow-primary);
}

.hero-float-tag {
    position: absolute;
    padding: var(--sp-2) var(--sp-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--r-lg);
    font-size: var(--fs-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    white-space: nowrap;
    animation: float 5s ease-in-out infinite;
    box-shadow: var(--shadow-card);
}

.hero-float-tag:nth-child(5) {
    top: 10%;
    right: 0;
    animation-delay: -1s;
}

.hero-float-tag:nth-child(6) {
    top: 50%;
    left: -10px;
    animation-delay: -2s;
}

.hero-float-tag:nth-child(7) {
    bottom: 15%;
    right: 5%;
    animation-delay: -3s;
}

/* ===== SERVICES ===== */
.services-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: end;
    margin-bottom: var(--sp-16);
}

.services-title {
    font-size: var(--fs-5xl);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
}

.services-bracket {
    color: var(--color-primary);
    font-weight: 300;
}

.services-desc {
    font-size: var(--fs-lg);
    color: var(--color-text-muted);
    line-height: 1.7;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-6);
}

.service-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--r-lg);
    padding: var(--sp-8);
    transition: var(--tr-base);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-gradient-primary);
    opacity: 0;
    transition: var(--tr-base);
}

.service-card:hover {
    border-color: var(--color-border-hover);
    background: var(--color-surface-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.service-card:hover::before {
    opacity: 1;
}

.service-card.accent:hover::before {
    background: var(--color-gradient-accent);
}

.service-icon {
    width: 52px;
    height: 52px;
    background: var(--color-surface-2);
    border: 1px solid var(--color-border);
    border-radius: var(--r-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: var(--sp-6);
    transition: var(--tr-base);
}

.service-card:hover .service-icon {
    background: var(--color-glow-primary);
    border-color: var(--color-primary);
}

.service-card.accent:hover .service-icon {
    background: var(--color-glow-accent);
    border-color: var(--color-accent);
}

.service-title {
    font-size: var(--fs-xl);
    font-weight: 700;
    margin-bottom: var(--sp-3);
    letter-spacing: -0.3px;
}

.service-desc {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    line-height: 1.7;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    margin-top: var(--sp-6);
    font-size: var(--fs-sm);
    font-weight: 600;
    color: var(--color-primary-light);
    transition: var(--tr-base);
}

.service-link:hover {
    gap: var(--sp-3);
}

/* ===== ABOUT ===== */
.about {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: center;
}

.about-title {
    font-size: var(--fs-5xl);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: var(--sp-6);
}

.about-text {
    font-size: var(--fs-base);
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: var(--sp-6);
}

.about-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4);
    margin-top: var(--sp-8);
}

.about-value {
    display: flex;
    align-items: flex-start;
    gap: var(--sp-3);
    padding: var(--sp-4);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--r-md);
    transition: var(--tr-base);
}

.about-value:hover {
    border-color: var(--color-primary);
    background: var(--color-glow-primary);
}

.about-value-icon {
    font-size: 1.3rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.about-value-title {
    font-size: var(--fs-sm);
    font-weight: 700;
    margin-bottom: var(--sp-1);
}

.about-value-desc {
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
    line-height: 1.6;
}

.about-visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.about-card-stack {
    position: relative;
    width: 100%;
    max-width: 420px;
}

.about-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--r-lg);
    padding: var(--sp-6);
    margin-bottom: var(--sp-4);
    transition: var(--tr-base);
}

.about-card:hover {
    border-color: var(--color-border-hover);
    transform: translateX(4px);
}

.about-card-header {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    margin-bottom: var(--sp-4);
}

.about-card-icon {
    width: 40px;
    height: 40px;
    background: var(--color-glow-primary);
    border: 1px solid rgba(124, 58, 237, 0.3);
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.about-card-title {
    font-size: var(--fs-base);
    font-weight: 700;
}

.about-card-text {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    line-height: 1.7;
}

.about-card-metrics {
    display: flex;
    gap: var(--sp-6);
    margin-top: var(--sp-4);
    padding-top: var(--sp-4);
    border-top: 1px solid var(--color-border);
}

.about-card-metric-value {
    font-size: var(--fs-xl);
    font-weight: 800;
    color: var(--color-primary-light);
}

.about-card-metric-label {
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
}

/* ===== CASES ===== */
.cases-header {
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--sp-16);
}

.cases-title {
    font-size: var(--fs-5xl);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: var(--sp-4);
}

.cases-subtitle {
    font-size: var(--fs-lg);
    color: var(--color-text-muted);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-6);
}

.case-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--r-lg);
    overflow: hidden;
    transition: var(--tr-base);
}

.case-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
}

.case-image {
    width: 100%;
    height: 200px;
    position: relative;
    overflow: hidden;
}

.case-image-gradient {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
}

.case-gradient-1 {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(251, 191, 36, 0.2));
}

.case-gradient-2 {
    background: linear-gradient(135deg, rgba(251, 191, 36, 0.25), rgba(252, 211, 77, 0.2));
}

.case-gradient-3 {
    background: linear-gradient(135deg, rgba(167, 139, 250, 0.3), rgba(124, 58, 237, 0.3));
}

.case-content {
    padding: var(--sp-6);
}

.case-tag {
    display: inline-block;
    padding: var(--sp-1) var(--sp-3);
    background: var(--color-glow-primary);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--r-full);
    font-size: var(--fs-xs);
    font-weight: 600;
    color: var(--color-primary-light);
    margin-bottom: var(--sp-3);
}

.case-title {
    font-size: var(--fs-xl);
    font-weight: 700;
    margin-bottom: var(--sp-2);
    letter-spacing: -0.3px;
}

.case-desc {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--sp-4);
}

.case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
}

.case-tech-tag {
    padding: var(--sp-1) var(--sp-2);
    background: var(--color-surface-2);
    border-radius: var(--r-sm);
    font-size: var(--fs-xs);
    color: var(--color-text-dim);
    font-weight: 500;
}

/* ===== CONTACT ===== */
.contact {
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-16);
    align-items: start;
}

.contact-title {
    font-size: var(--fs-5xl);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: var(--sp-4);
}

.contact-subtitle {
    font-size: var(--fs-lg);
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: var(--sp-8);
}

.contact-info-items {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
}

.contact-info-item {
    display: flex;
    align-items: center;
    gap: var(--sp-4);
    padding: var(--sp-4);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--r-md);
    transition: var(--tr-base);
}

.contact-info-item:hover {
    border-color: var(--color-primary);
}

.contact-info-icon {
    width: 44px;
    height: 44px;
    background: var(--color-glow-primary);
    border: 1px solid rgba(124, 58, 237, 0.2);
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.contact-info-label {
    font-size: var(--fs-xs);
    color: var(--color-text-muted);
    margin-bottom: 2px;
}

.contact-info-value {
    font-size: var(--fs-sm);
    font-weight: 600;
}

.contact-form {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--r-lg);
    padding: var(--sp-8);
}

.form-group {
    margin-bottom: var(--sp-5);
}

.form-label {
    display: block;
    font-size: var(--fs-sm);
    font-weight: 600;
    margin-bottom: var(--sp-2);
    color: var(--color-text);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--sp-3) var(--sp-4);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--r-md);
    color: var(--color-text);
    font-size: var(--fs-sm);
    transition: var(--tr-base);
}

.form-input:focus,
.form-textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-glow-primary);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-dim);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-4);
}

/* ===== CTA BANNER ===== */
.cta-banner {
    position: relative;
    margin: var(--sp-20) 0;
    padding: var(--sp-16) var(--sp-8);
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--r-xl);
    text-align: center;
    overflow: hidden;
}

.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, var(--color-glow-primary), transparent 70%);
    pointer-events: none;
}

.cta-banner-title {
    font-size: var(--fs-4xl);
    font-weight: 800;
    margin-bottom: var(--sp-4);
    position: relative;
    letter-spacing: -1px;
}

.cta-banner-subtitle {
    font-size: var(--fs-lg);
    color: var(--color-text-muted);
    margin-bottom: var(--sp-8);
    position: relative;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-banner-actions {
    display: flex;
    justify-content: center;
    gap: var(--sp-4);
    position: relative;
    flex-wrap: wrap;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-bg);
    border-top: 1px solid var(--color-border);
    padding: var(--sp-16) 0 var(--sp-8);
}

.footer-top {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--sp-12);
    margin-bottom: var(--sp-12);
}

.footer-brand-desc {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-top: var(--sp-4);
    max-width: 300px;
}

.footer-social {
    display: flex;
    gap: var(--sp-3);
    margin-top: var(--sp-6);
}

.footer-social-link {
    width: 40px;
    height: 40px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--r-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: var(--tr-base);
    color: var(--color-text-muted);
}

.footer-social-link:hover {
    border-color: var(--color-primary);
    background: var(--color-glow-primary);
    transform: translateY(-2px);
    color: var(--color-primary-light);
}

.footer-social-link svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.footer-col-title {
    font-size: var(--fs-sm);
    font-weight: 700;
    margin-bottom: var(--sp-4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-col-links {
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
}

.footer-col-link {
    font-size: var(--fs-sm);
    color: var(--color-text-muted);
    transition: var(--tr-base);
}

.footer-col-link:hover {
    color: var(--color-primary-light);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--sp-8);
    border-top: 1px solid var(--color-border);
}

.footer-copy {
    font-size: var(--fs-sm);
    color: var(--color-text-dim);
}

.footer-bottom-links {
    display: flex;
    gap: var(--sp-6);
}

.footer-bottom-link {
    font-size: var(--fs-sm);
    color: var(--color-text-dim);
    transition: var(--tr-base);
}

.footer-bottom-link:hover {
    color: var(--color-text);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: var(--fs-5xl);
    }

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

    .footer-top {
        grid-template-columns: 1fr 1fr;
        gap: var(--sp-8);
    }
}

@media (max-width: 768px) {
    .section {
        padding: var(--sp-20) 0;
    }

    .nav-links,
    .nav>.btn {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero {
        padding-top: 120px;
        min-height: auto;
        padding-bottom: var(--sp-16);
    }

    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--sp-8);
        text-align: center;
    }

    .hero-title {
        font-size: var(--fs-4xl);
    }

    .hero-subtitle {
        margin: 0 auto var(--sp-8);
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .hero-illustration {
        max-width: 280px;
    }

    .services-header {
        grid-template-columns: 1fr;
        gap: var(--sp-4);
    }

    .services-title,
    .about-title,
    .cases-title,
    .contact-title {
        font-size: var(--fs-3xl);
    }

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

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: var(--sp-8);
    }

    .about-visual {
        order: -1;
    }

    .about-values {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: var(--sp-6);
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--sp-4);
        text-align: center;
    }

    .cta-banner-title {
        font-size: var(--fs-3xl);
    }

    .cta-banner {
        padding: var(--sp-10) var(--sp-6);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: var(--fs-3xl);
    }

    .hero-stat-value {
        font-size: var(--fs-2xl);
    }

    .hero-stats {
        gap: var(--sp-6);
    }

    .btn-lg {
        padding: var(--sp-3) var(--sp-6);
        font-size: var(--fs-sm);
    }
}