/* ===== CSS Variables ===== */
:root {
    --white: #ffffff;
    --white-pure: #ffffff;
    --off-white: #f8f9fa;
    --gray-50: #f5f5f7;
    --gray-100: #e8e8ed;
    --gray-200: #d2d2d7;
    --gray-300: #86868b;
    --gray-400: #6e6e73;
    --gray-500: #515154;
    --black: #1d1d1f;
    --black-matte: #0a0a0b;
    --text-heading: #1d1d1f;
    --text-body: #515154;

    /* Brand colors from logo */
    --navy: #1a1f3d;
    --navy-light: #2d3561;
    --navy-dark: #0f1225;
    --coral: #e8846e;
    --coral-light: #f5a896;
    --coral-dark: #d66a52;
    --peach: #f8c4b4;
    --gradient-brand: linear-gradient(135deg, var(--navy) 0%, var(--coral) 50%, var(--peach) 100%);
    --gradient-accent: linear-gradient(135deg, var(--coral) 0%, var(--peach) 100%);
    --gradient-text: linear-gradient(135deg, var(--navy) 0%, var(--coral) 100%);
    --gradient-dark: linear-gradient(180deg, var(--navy-dark) 0%, var(--navy) 100%);

    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: all 0.2s ease;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 30px 80px rgba(0, 0, 0, 0.16);

    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --border-radius-xl: 32px;
}

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

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

body {
    font-family: var(--font-family);
    background-color: var(--white);
    color: var(--text-body);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

ul {
    list-style: none;
}

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

/* ===== Animated Mesh Gradient Background ===== */
.mesh-gradient {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.mesh-gradient::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    top: -50%;
    left: -50%;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(232, 132, 110, 0.4) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(26, 31, 61, 0.5) 0%, transparent 50%),
        radial-gradient(ellipse at 40% 80%, rgba(248, 196, 180, 0.35) 0%, transparent 45%),
        radial-gradient(ellipse at 80% 80%, rgba(232, 132, 110, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(26, 31, 61, 0.2) 0%, transparent 60%);
    animation: meshMove 20s ease-in-out infinite;
}

.mesh-gradient::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, transparent 0%, var(--white) 70%);
}

@keyframes meshMove {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    25% {
        transform: translate(2%, 2%) rotate(1deg);
    }
    50% {
        transform: translate(-1%, 3%) rotate(-1deg);
    }
    75% {
        transform: translate(3%, -2%) rotate(2deg);
    }
}

/* Dark mesh gradient for dark sections */
.mesh-gradient-dark::before {
    background:
        radial-gradient(ellipse at 20% 30%, rgba(232, 132, 110, 0.25) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(45, 53, 97, 0.6) 0%, transparent 50%),
        radial-gradient(ellipse at 40% 80%, rgba(232, 132, 110, 0.15) 0%, transparent 45%),
        radial-gradient(ellipse at 70% 70%, rgba(248, 196, 180, 0.1) 0%, transparent 50%);
}

.mesh-gradient-dark::after {
    background: radial-gradient(ellipse at center, transparent 0%, var(--navy-dark) 80%);
}

/* ===== Background Artifacts ===== */
.bg-artifacts {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.artifact {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    will-change: transform;
}

.artifact-1 {
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(232, 132, 110, 0.3) 0%, transparent 70%);
    top: -300px;
    right: -200px;
    animation: floatArtifact 25s ease-in-out infinite;
}

.artifact-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(26, 31, 61, 0.2) 0%, transparent 70%);
    top: 30%;
    left: -200px;
    animation: floatArtifact 30s ease-in-out infinite reverse;
}

.artifact-3 {
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(248, 196, 180, 0.25) 0%, transparent 70%);
    bottom: -10%;
    right: 5%;
    animation: floatArtifact 28s ease-in-out infinite;
}

.artifact-4 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(232, 132, 110, 0.2) 0%, transparent 70%);
    top: 60%;
    left: 40%;
    animation: floatArtifact 22s ease-in-out infinite reverse;
}

.artifact-5, .artifact-6, .artifact-7, .artifact-8 {
    display: none;
}

/* Geometric Shapes - Simplified */
.geo-shape {
    position: absolute;
    pointer-events: none;
    opacity: 0.06;
}

.shape-1 {
    width: 150px;
    height: 150px;
    border: 1.5px solid var(--coral);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    top: 12%;
    right: 12%;
    animation: morphShape 20s ease-in-out infinite;
}

.shape-2 {
    width: 100px;
    height: 100px;
    border: 1.5px solid var(--navy);
    top: 50%;
    left: 8%;
    animation: rotateShape 25s linear infinite reverse;
}

.shape-3 {
    width: 80px;
    height: 80px;
    border: 1.5px solid var(--coral);
    border-radius: 50%;
    bottom: 20%;
    right: 15%;
    animation: pulseShape 5s ease-in-out infinite;
}

.shape-4 {
    display: none;
}

@keyframes morphShape {
    0%, 100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
    25% { border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%; }
    50% { border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%; }
    75% { border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%; }
}

@keyframes rotateShape {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes pulseShape {
    0%, 100% { transform: scale(1); opacity: 0.06; }
    50% { transform: scale(1.15); opacity: 0.12; }
}

/* Grid Overlay - More subtle */
.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 0, 0, 0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.015) 1px, transparent 1px);
    background-size: 80px 80px;
    opacity: 0.6;
}

/* Floating Lines - Hide for cleaner look */
.floating-line {
    display: none;
}

/* Logo Watermark Background */
.logo-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60%;
    max-width: 900px;
    height: 300px;
    background-image: url('Ephemerallandscape.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.02;
    pointer-events: none;
}

@keyframes floatArtifact {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(40px, -40px) scale(1.05); }
    66% { transform: translate(-30px, 30px) scale(0.95); }
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.25rem 0;
    transition: var(--transition);
    background: rgba(255, 255, 255, 0);
    backdrop-filter: blur(0px);
    -webkit-backdrop-filter: blur(0px);
}

.navbar.scrolled {
    padding: 0.875rem 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
}

.logo-img {
    height: 32px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
}

.footer-logo {
    height: 28px;
    max-width: 140px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-body);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--coral);
    transition: var(--transition);
    border-radius: 2px;
}

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

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

.nav-cta {
    padding: 0.75rem 1.5rem;
    background: var(--navy);
    color: var(--white-pure);
    border-radius: var(--border-radius-sm);
    font-size: 0.9375rem;
    font-weight: 500;
    box-shadow: 0 2px 8px rgba(26, 31, 61, 0.2);
}

.nav-cta:hover {
    background: var(--navy-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(26, 31, 61, 0.25);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: var(--transition);
    border-radius: 1px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    gap: 0.5rem;
}

.btn-primary {
    background: var(--navy);
    color: var(--white-pure);
    box-shadow: 0 4px 14px rgba(26, 31, 61, 0.25);
}

.btn-primary:hover {
    background: var(--navy-light);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(26, 31, 61, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--navy);
    border: 1.5px solid var(--gray-200);
}

.btn-secondary:hover {
    border-color: var(--coral);
    color: var(--coral);
    background: rgba(232, 132, 110, 0.05);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
}

.btn-large {
    padding: 1.125rem 2.5rem;
    font-size: 1.0625rem;
}

/* ===== Hero Section ===== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 10rem 2.5rem 6rem;
    max-width: 1280px;
    margin: 0 auto;
    gap: 5rem;
    position: relative;
    z-index: 1;
}

.hero-content {
    flex: 1.2;
    max-width: 680px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    background: linear-gradient(135deg, rgba(26, 31, 61, 0.08), rgba(232, 132, 110, 0.08));
    border-radius: 100px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--navy);
    margin-bottom: 2rem;
    border: 1px solid rgba(26, 31, 61, 0.1);
}

.hero-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--coral);
    border-radius: 50%;
    animation: pulse-badge 2s ease-in-out infinite;
}

@keyframes pulse-badge {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.9); }
}

.hero h1 {
    font-size: clamp(3rem, 5.5vw, 4.5rem);
    font-weight: 700;
    line-height: 1.08;
    margin-bottom: 1.75rem;
    letter-spacing: -0.035em;
    color: var(--text-heading);
}

.hero h1 .highlight {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-body);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 540px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    margin-bottom: 4rem;
}

.hero-stats {
    display: flex;
    gap: 4rem;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-top: 0.375rem;
    font-weight: 500;
}

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Chip Illustration - Enhanced */
.chip-illustration {
    position: relative;
    width: 360px;
    height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chip-core {
    width: 100px;
    height: 100px;
    background: var(--gradient-brand);
    border-radius: 20px;
    position: relative;
    z-index: 3;
    box-shadow:
        0 20px 50px rgba(26, 31, 61, 0.3),
        0 10px 20px rgba(232, 132, 110, 0.2);
}

.chip-core::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 10px;
}

.chip-core::after {
    content: '';
    position: absolute;
    inset: -2px;
    background: var(--gradient-brand);
    border-radius: 22px;
    z-index: -1;
    opacity: 0.5;
    filter: blur(10px);
}

.chip-ring {
    position: absolute;
    border: 1.5px solid transparent;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(232, 132, 110, 0.15), rgba(26, 31, 61, 0.1)) padding-box,
                linear-gradient(135deg, rgba(232, 132, 110, 0.3), rgba(26, 31, 61, 0.2)) border-box;
}

.ring-1 {
    width: 160px;
    height: 160px;
    animation: pulse-ring 4s ease-in-out infinite;
}

.ring-2 {
    width: 240px;
    height: 240px;
    animation: pulse-ring 4s ease-in-out infinite 0.8s;
}

.ring-3 {
    width: 320px;
    height: 320px;
    animation: pulse-ring 4s ease-in-out infinite 1.6s;
}

@keyframes pulse-ring {
    0%, 100% { opacity: 0.4; transform: scale(1); }
    50% { opacity: 0.8; transform: scale(1.03); }
}

.pulse-dot {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--coral);
    border-radius: 50%;
    box-shadow: 0 0 20px var(--coral);
    animation: pulse-dot 2.5s ease-in-out infinite;
}

.dot-1 { top: 15px; left: 50%; transform: translateX(-50%); animation-delay: 0s; }
.dot-2 { bottom: 15px; left: 50%; transform: translateX(-50%); animation-delay: 0.6s; }
.dot-3 { left: 15px; top: 50%; transform: translateY(-50%); animation-delay: 1.2s; }
.dot-4 { right: 15px; top: 50%; transform: translateY(-50%); animation-delay: 1.8s; }

@keyframes pulse-dot {
    0%, 100% { opacity: 0.4; transform: scale(1); box-shadow: 0 0 10px var(--coral); }
    50% { opacity: 1; transform: scale(1.3); box-shadow: 0 0 25px var(--coral); }
}

/* ===== Section Styles ===== */
.section-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2.5rem;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 5rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, rgba(26, 31, 61, 0.08), rgba(232, 132, 110, 0.08));
    border-radius: 100px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--navy);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.25rem;
}

.section-header h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    margin-bottom: 1.25rem;
    letter-spacing: -0.03em;
    color: var(--text-heading);
    line-height: 1.15;
}

.section-header p {
    color: var(--text-body);
    font-size: 1.125rem;
    line-height: 1.7;
}

/* ===== Services Section ===== */
.services {
    padding: 8rem 0 10rem;
    position: relative;
    z-index: 1;
    background: linear-gradient(180deg, var(--white) 0%, var(--off-white) 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--white);
    padding: 2.25rem;
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(0, 0, 0, 0.06);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-brand);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

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

.service-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, rgba(26, 31, 61, 0.06), rgba(232, 132, 110, 0.08));
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 26px;
    height: 26px;
    stroke: var(--coral);
}

.service-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.875rem;
    color: var(--text-heading);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--text-body);
    line-height: 1.65;
}

/* ===== Solutions Section - Dark Theme ===== */
.solutions {
    padding: 10rem 0;
    background: var(--navy-dark);
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.solutions::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 20%, rgba(232, 132, 110, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(45, 53, 97, 0.4) 0%, transparent 50%);
    pointer-events: none;
}

.solutions .section-tag {
    background: rgba(255, 255, 255, 0.1);
    color: var(--coral-light);
}

.solutions .section-header h2 {
    color: var(--white);
}

.solutions .section-header p {
    color: var(--gray-300);
}

.solutions-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.solution-item {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 2.5rem;
    align-items: center;
    padding: 2.5rem 3rem;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.solution-item:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(232, 132, 110, 0.3);
    transform: translateX(8px);
}

.solution-number {
    font-size: 3.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, rgba(232, 132, 110, 0.3), rgba(248, 196, 180, 0.15));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    letter-spacing: -0.05em;
}

.solution-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--white);
}

.solution-content > p {
    color: var(--gray-300);
    margin-bottom: 1.25rem;
    font-size: 1rem;
    line-height: 1.65;
}

.solution-features {
    display: flex;
    flex-wrap: wrap;
    gap: 0.625rem;
}

.solution-features li {
    padding: 0.5rem 1rem;
    background: rgba(232, 132, 110, 0.1);
    border: 1px solid rgba(232, 132, 110, 0.2);
    border-radius: 100px;
    font-size: 0.8125rem;
    color: var(--coral-light);
    font-weight: 500;
}

.solution-visual {
    width: 140px;
    height: 140px;
}

.visual-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Wave Animation */
.wave-animation {
    width: 80%;
    height: 2px;
    background: rgba(255, 255, 255, 0.2);
    position: relative;
}

.wave-animation::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: var(--gradient-accent);
    animation: wave 2s ease-in-out infinite;
}

@keyframes wave {
    0%, 100% { transform: scaleX(0.3) translateX(-100%); }
    50% { transform: scaleX(1) translateX(0); }
}

/* Audio Bars */
.audio-bars {
    display: flex;
    align-items: center;
    gap: 5px;
    height: 50px;
}

.audio-bars span {
    width: 5px;
    background: var(--coral);
    border-radius: 3px;
    animation: audio-bar 1.2s ease-in-out infinite;
}

.audio-bars span:nth-child(1) { animation-delay: 0s; }
.audio-bars span:nth-child(2) { animation-delay: 0.15s; }
.audio-bars span:nth-child(3) { animation-delay: 0.3s; }
.audio-bars span:nth-child(4) { animation-delay: 0.45s; }
.audio-bars span:nth-child(5) { animation-delay: 0.6s; }

@keyframes audio-bar {
    0%, 100% { height: 12px; }
    50% { height: 45px; }
}

/* Scan Line */
.scan-line {
    width: 100%;
    height: 2px;
    background: var(--coral);
    position: absolute;
    box-shadow: 0 0 20px var(--coral);
    animation: scan 2.5s ease-in-out infinite;
}

@keyframes scan {
    0%, 100% { top: 10%; opacity: 0.4; }
    50% { top: 90%; opacity: 1; }
}

/* Gesture Dots */
.gesture-dots {
    display: flex;
    gap: 14px;
}

.gesture-dots span {
    width: 14px;
    height: 14px;
    background: var(--coral);
    border-radius: 50%;
    animation: gesture 1.8s ease-in-out infinite;
}

.gesture-dots span:nth-child(1) { animation-delay: 0s; }
.gesture-dots span:nth-child(2) { animation-delay: 0.25s; }
.gesture-dots span:nth-child(3) { animation-delay: 0.5s; }

@keyframes gesture {
    0%, 100% { transform: translateY(0); opacity: 0.5; }
    50% { transform: translateY(-12px); opacity: 1; }
}

/* ===== Process Section ===== */
.process {
    padding: 10rem 0;
    position: relative;
    z-index: 1;
    background: var(--white);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 36px;
    left: 72px;
    right: 72px;
    height: 2px;
    background: linear-gradient(90deg, var(--coral), var(--navy));
    opacity: 0.2;
}

.process-step {
    text-align: center;
    position: relative;
    padding: 0 1rem;
}

.step-marker {
    width: 72px;
    height: 72px;
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--gray-400);
    margin: 0 auto 2rem;
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.process-step:hover .step-marker {
    background: var(--gradient-brand);
    border-color: transparent;
    color: var(--white);
    transform: scale(1.1);
    box-shadow: 0 10px 30px rgba(232, 132, 110, 0.3);
}

.step-content h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-heading);
}

.step-content p {
    font-size: 0.9375rem;
    color: var(--text-body);
    line-height: 1.65;
}

/* ===== Tech Stack Section ===== */
.tech-stack {
    padding: 7rem 0;
    background: linear-gradient(180deg, var(--off-white) 0%, var(--white) 100%);
    position: relative;
    z-index: 1;
}

.tech-stack .section-header {
    margin-bottom: 3.5rem;
}

.tech-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    max-width: 900px;
    margin: 0 auto;
}

.tech-item {
    padding: 0.875rem 1.75rem;
    background: var(--white);
    border: 1px solid var(--gray-100);
    border-radius: 100px;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-body);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.tech-item:hover {
    background: var(--navy);
    border-color: var(--navy);
    color: var(--white-pure);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(26, 31, 61, 0.2);
}

/* ===== Contact Section ===== */
.contact {
    padding: 10rem 0;
    position: relative;
    z-index: 1;
    background: var(--white);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 5rem;
    align-items: start;
}

.contact-info .section-tag {
    margin-bottom: 1.25rem;
}

.contact-info h2 {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: 1.25rem;
    letter-spacing: -0.03em;
    color: var(--text-heading);
    line-height: 1.15;
}

.contact-info > p {
    color: var(--text-body);
    margin-bottom: 2.5rem;
    font-size: 1.125rem;
    line-height: 1.7;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.contact-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--gray-400);
    font-weight: 600;
}

.contact-item a,
.contact-item span {
    font-size: 1.0625rem;
    color: var(--text-heading);
    font-weight: 500;
}

.contact-item a:hover {
    color: var(--coral);
}

.contact-form {
    background: var(--white);
    padding: 3rem;
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--gray-100);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-group label {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
    margin-bottom: 0.625rem;
    color: var(--text-heading);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--border-radius-sm);
    font-size: 1rem;
    font-family: inherit;
    background: var(--white-pure);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--coral);
    box-shadow: 0 0 0 4px rgba(232, 132, 110, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-300);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

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

.form-hint {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-bottom: 1.75rem;
    margin-top: -0.75rem;
}

.form-hint.error {
    color: #ef4444;
}

.form-group input.error,
.form-group textarea.error {
    border-color: #ef4444;
}

.btn-mailto {
    margin-top: 1rem;
    font-size: 0.9375rem;
}

.form-success {
    display: none;
    text-align: center;
    padding: 2.5rem;
    background: rgba(34, 197, 94, 0.06);
    border: 1px solid rgba(34, 197, 94, 0.15);
    border-radius: var(--border-radius-md);
    margin-top: 1.75rem;
}

.form-success.show {
    display: block;
    animation: fadeSlideIn 0.5s ease;
}

@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.success-icon {
    width: 56px;
    height: 56px;
    background: #22c55e;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin: 0 auto 1.25rem;
}

.form-success p {
    color: var(--gray-500);
    font-size: 1rem;
    line-height: 1.65;
}

/* ===== Footer ===== */
.footer {
    padding: 5rem 0 2.5rem;
    background: var(--navy-dark);
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 4rem;
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: 1.25rem;
}

.footer-brand p {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.65;
}

.footer-links {
    display: flex;
    gap: 5rem;
}

.footer-col h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 1.25rem;
    color: var(--gray-300);
}

.footer-col a {
    display: block;
    font-size: 0.9375rem;
    color: var(--gray-400);
    margin-bottom: 0.875rem;
    transition: var(--transition-fast);
}

.footer-col a:hover {
    color: var(--coral-light);
}

.footer-bottom {
    padding-top: 2.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.875rem;
    color: var(--gray-400);
}

/* ===== Scroll Animations ===== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }

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

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

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

@media (max-width: 1024px) {
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 8rem;
        gap: 4rem;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero p {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

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

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

    .solution-item {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 2rem;
    }

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

    .solution-visual {
        margin: 0 auto;
    }

    .solution-features {
        justify-content: center;
    }

    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: 3rem;
    }

    .process-timeline::before {
        display: none;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-links,
    .nav-cta {
        display: none;
    }

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

    .hero {
        min-height: auto;
        padding: 7rem 1.75rem 4rem;
    }

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero p {
        font-size: 1.0625rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
        align-items: center;
    }

    .stat-number {
        font-size: 2rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 0.875rem;
    }

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

    .services,
    .solutions,
    .process,
    .contact {
        padding: 5rem 0;
    }

    .section-container {
        padding: 0 1.5rem;
    }

    .section-header {
        margin-bottom: 3rem;
    }

    .process-timeline {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .step-marker {
        width: 60px;
        height: 60px;
        font-size: 1.125rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 3rem;
    }

    .footer-links {
        gap: 3rem;
    }

    .contact-form {
        padding: 2rem;
    }

    .chip-illustration {
        width: 260px;
        height: 260px;
    }

    .chip-core {
        width: 70px;
        height: 70px;
        border-radius: 16px;
    }

    .ring-1 { width: 120px; height: 120px; }
    .ring-2 { width: 180px; height: 180px; }
    .ring-3 { width: 240px; height: 240px; }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0 1.25rem;
    }

    .section-container {
        padding: 0 1.25rem;
    }

    .solution-item {
        padding: 1.5rem;
    }

    .tech-grid {
        gap: 0.75rem;
    }

    .tech-item {
        padding: 0.75rem 1.25rem;
        font-size: 0.875rem;
    }
}