/* ========================================
   AMC IT Solutions - Landing Page Styles
   Modern Tech / SaaS Theme
   ======================================== */

/* CSS Variables */
:root {
    --primary-dark: #0a192f;
    --primary-mid: #112240;
    --primary-light: #1a3a5c;
    --accent: #00d4ff;
    --accent-dim: #00b4d8;
    --accent-glow: rgba(0, 212, 255, 0.3);
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
}

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

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

body {
    font-family: var(--font-main);
    color: var(--gray-800);
    line-height: 1.6;
    background: var(--white);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ========================================
   Typography
   ======================================== */

.section-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-dim);
    margin-bottom: 12px;
}

.section-label.light {
    color: var(--accent);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.2;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.section-title.light {
    color: var(--white);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-500);
    max-width: 600px;
}

.section-subtitle.light {
    color: var(--gray-300);
}

.section-header {
    margin-bottom: 60px;
}

.section-header.center {
    text-align: center;
}

.section-header.center .section-subtitle {
    margin: 0 auto;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent) 0%, #48cae4 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-main);
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 12px 28px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--accent);
    color: var(--primary-dark);
    box-shadow: 0 4px 14px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    background: #33ddff;
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.4);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0, 212, 255, 0.05);
}

.btn-large {
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    font-size: 1rem;
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: var(--transition-normal);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 1001;
}

.logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.02em;
}

.logo-accent {
    color: var(--accent);
}

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

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: var(--transition-normal);
}

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

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

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 4px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: var(--transition-normal);
}

/* ========================================
   Hero Section
   ======================================== */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--primary-dark);
    overflow: hidden;
    padding: 120px 0 80px;
}

#heroCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, transparent 0%, var(--primary-dark) 70%);
    z-index: 2;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.875rem;
    color: var(--accent);
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 900;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 24px;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--gray-300);
    max-width: 520px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--gray-400);
    margin-top: 4px;
}

/* Hero Visual - Dashboard Mockup */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.dashboard-mockup {
    width: 100%;
    max-width: 480px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    overflow: hidden;
    backdrop-filter: blur(20px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), var(--shadow-glow);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
}

.mockup-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
}

.mockup-dots span:first-child { background: #ff5f56; }
.mockup-dots span:nth-child(2) { background: #ffbd2e; }
.mockup-dots span:nth-child(3) { background: #27c93f; }

.mockup-search {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    padding: 4px 12px;
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--gray-400);
    text-align: center;
}

.mockup-body {
    display: flex;
    padding: 16px;
    gap: 16px;
    min-height: 280px;
}

.mockup-sidebar {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 40px;
}

.mockup-nav-item {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
}

.mockup-nav-item.active {
    background: var(--accent);
    box-shadow: 0 0 12px rgba(0, 212, 255, 0.3);
}

.mockup-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.mockup-card {
    height: 80px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 212, 255, 0.05));
    border: 1px solid rgba(0, 212, 255, 0.15);
    border-radius: 8px;
}

.mockup-chart {
    display: flex;
    align-items: flex-end;
    gap: 6px;
    height: 80px;
    padding: 12px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
}

.chart-bar {
    flex: 1;
    height: var(--h);
    background: linear-gradient(to top, var(--accent), transparent);
    border-radius: 4px 4px 0 0;
    opacity: 0.7;
    animation: chartGrow 2s ease-out forwards;
}

@keyframes chartGrow {
    from { height: 0; }
    to { height: var(--h); }
}

.mockup-row {
    display: flex;
    gap: 8px;
}

.mockup-block {
    flex: 1;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
}

/* Floating Cards */
.floating-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 10px 16px;
    border-radius: 10px;
    font-size: 0.8125rem;
    color: var(--white);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    animation: float-card 5s ease-in-out infinite;
}

.card-1 {
    top: 10%;
    right: -20px;
    animation-delay: 0s;
}

.card-2 {
    bottom: 20%;
    left: -30px;
    animation-delay: 1.5s;
}

.card-3 {
    bottom: 5%;
    right: 10%;
    animation-delay: 3s;
}

@keyframes float-card {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(1deg); }
}

/* Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--gray-400);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.scroll-mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--gray-400);
    border-radius: 12px;
    position: relative;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--accent);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 2s infinite;
}

@keyframes scrollWheel {
    0% { top: 6px; opacity: 1; }
    100% { top: 18px; opacity: 0; }
}


/* ========================================
   About Section
   ======================================== */

.about {
    padding: 120px 0;
    background: var(--white);
    position: relative;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.about-visual {
    position: relative;
    width: 350px;
    height: 350px;
    margin: 0 auto;
}

.tech-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    border: 2px solid var(--gray-200);
    border-radius: 50%;
    animation: spin 20s linear infinite;
}

.tech-ring::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--accent);
}

.ring-2 {
    width: 220px;
    height: 220px;
    border-color: var(--accent);
    opacity: 0.3;
    animation-direction: reverse;
    animation-duration: 15s;
}

.ring-2::before {
    background: var(--primary-dark);
}

@keyframes spin {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.tech-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-glow);
}

.orbit-dot {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--accent);
}

.dot-1 { top: 20%; left: 20%; animation: orbit 8s linear infinite; }
.dot-2 { top: 70%; right: 15%; animation: orbit 10s linear infinite reverse; }
.dot-3 { bottom: 15%; left: 30%; animation: orbit 12s linear infinite; }

@keyframes orbit {
    from { transform: rotate(0deg) translateX(20px) rotate(0deg); }
    to { transform: rotate(360deg) translateX(20px) rotate(-360deg); }
}

.about-text {
    font-size: 1.0625rem;
    color: var(--gray-600);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-text strong {
    color: var(--gray-900);
}

.about-features {
    display: flex;
    gap: 24px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--gray-800);
    transition: var(--transition-normal);
}

.about-feature:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.feature-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-dim));
    border-radius: 8px;
    color: var(--primary-dark);
}

/* ========================================
   Services Section
   ======================================== */

.services {
    padding: 120px 0;
    background: var(--gray-50);
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    padding: 36px 28px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-dim));
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-normal);
}

.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;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(0, 212, 255, 0.05));
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;
    color: var(--accent-dim);
    margin-bottom: 20px;
    transition: var(--transition-normal);
}

.service-card:hover .service-icon {
    background: linear-gradient(135deg, var(--accent), var(--accent-dim));
    color: var(--primary-dark);
    box-shadow: 0 8px 20px rgba(0, 212, 255, 0.3);
}

.service-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 10px;
}

.service-desc {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 16px;
}

.service-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.service-tags span {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--accent-dim);
    background: rgba(0, 212, 255, 0.08);
    padding: 4px 10px;
    border-radius: 100px;
}

/* ========================================
   Why Choose Us Section
   ======================================== */

.why-us {
    padding: 120px 0;
    background: var(--white);
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.why-list {
    display: flex;
    flex-direction: column;
    gap: 28px;
    margin-top: 40px;
}

.why-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.why-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--accent);
    opacity: 0.4;
    line-height: 1;
    min-width: 50px;
}

.why-info h4 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.why-info p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    line-height: 1.7;
}

/* Tech Cards Stack */
.tech-cards-stack {
    position: relative;
    width: 400px;
    height: 400px;
    margin: 0 auto;
}

.tech-card {
    position: absolute;
    width: 100px;
    height: 100px;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    animation: cardFloat 4s ease-in-out infinite;
}

.tech-card:hover {
    transform: scale(1.1) !important;
    z-index: 10;
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

/* Pentagon / Star layout - 5 cards evenly spaced */
.card-ai {
    top: 5%;
    left: calc(50% - 50px);
    color: #a855f7;
    animation-delay: 0s;
    z-index: 5;
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.1), rgba(0, 212, 255, 0.05));
    border-color: rgba(168, 85, 247, 0.3);
}

.card-ai:hover {
    border-color: #a855f7;
    box-shadow: 0 0 30px rgba(168, 85, 247, 0.3);
}

.card-web {
    top: 28%;
    right: 5%;
    color: var(--accent-dim);
    animation-delay: 0.8s;
}

.card-mobile {
    bottom: 10%;
    right: 18%;
    color: #8b5cf6;
    animation-delay: 1.6s;
}

.card-cloud {
    bottom: 10%;
    left: 18%;
    color: #10b981;
    animation-delay: 2.4s;
}

.card-data {
    top: 28%;
    left: 5%;
    color: #f59e0b;
    animation-delay: 3.2s;
}

@keyframes cardFloat {
    0%, 100% { transform: translate(var(--tx, 0), var(--ty, 0)) translateY(0); }
    50% { transform: translate(var(--tx, 0), var(--ty, 0)) translateY(-10px); }
}

.card-ai { --tx: 0; --ty: 0; }
.card-web { --tx: 0; --ty: 0; }
.card-mobile { --tx: 0; --ty: 0; }
.card-cloud { --tx: 0; --ty: 0; }
.card-data { --tx: 0; --ty: 0; }

.glow-orb {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, var(--accent-glow), transparent 70%);
    border-radius: 50%;
    animation: orbPulse 3s ease-in-out infinite;
    z-index: -1;
}

@keyframes orbPulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.6; }
    50% { transform: translate(-50%, -50%) scale(1.5); opacity: 1; }
}

/* ========================================
   Process Section
   ======================================== */

.process {
    padding: 120px 0;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary-mid) 100%);
    position: relative;
    overflow: hidden;
}

.process::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(0, 212, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.process-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-line {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: calc(100% - 80px);
    background: linear-gradient(to bottom, var(--accent), rgba(0, 212, 255, 0.1));
}

.process-steps {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.process-step {
    display: grid;
    grid-template-columns: 1fr 80px 1fr;
    align-items: center;
    gap: 24px;
}

.process-step:nth-child(even) .process-content {
    grid-column: 3;
    text-align: left;
}

.process-step:nth-child(even) .process-node {
    grid-column: 2;
}

.process-step:nth-child(odd) .process-content {
    grid-column: 1;
    text-align: right;
}

.process-step:nth-child(odd) .process-node {
    grid-column: 2;
}

.process-node {
    position: relative;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-dim));
    border-radius: 50%;
    z-index: 2;
    margin: 0 auto;
}

.process-icon {
    color: var(--primary-dark);
}

.process-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: var(--accent);
    opacity: 0;
    animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.8); opacity: 0; }
}

.process-phase {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: 4px;
    display: block;
}

.process-content h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 8px;
}

.process-content p {
    font-size: 0.9375rem;
    color: var(--gray-300);
    line-height: 1.7;
}

/* ========================================
   Contact Section
   ======================================== */

.contact {
    padding: 120px 0;
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}

.contact-desc {
    font-size: 1.0625rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin: 16px 0 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.contact-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-dim));
    border-radius: 12px;
    color: var(--primary-dark);
}

.contact-text {
    display: flex;
    flex-direction: column;
}

.contact-label {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.contact-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-800);
    line-height: 1.5;
}

/* Contact CTA - WhatsApp */
.contact-cta-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-cta-card {
    background: var(--white);
    padding: 56px 48px;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-200);
    text-align: center;
    width: 100%;
    max-width: 420px;
}

.cta-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #e6f9ee, #d1f2e1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.contact-cta-card h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.contact-cta-card p {
    font-size: 1rem;
    color: var(--gray-500);
    margin-bottom: 32px;
    line-height: 1.6;
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: var(--white);
    width: 100%;
    margin-bottom: 20px;
    box-shadow: 0 8px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #22c55e, #0d9488);
    box-shadow: 0 12px 28px rgba(37, 211, 102, 0.4);
    transform: translateY(-2px);
}

.cta-or {
    font-size: 0.875rem;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    position: relative;
}

.cta-or::before,
.cta-or::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 60px;
    height: 1px;
    background: var(--gray-200);
}

.cta-or::before { left: 20%; }
.cta-or::after { right: 20%; }

.btn-outline-dark {
    background: transparent;
    color: var(--gray-700);
    border: 2px solid var(--gray-300);
    width: 100%;
}

.btn-outline-dark:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(0, 212, 255, 0.05);
}

/* Map Card */
.map-card {
    padding: 32px;
}

.map-card h3 {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 4px;
}

.map-card p {
    font-size: 0.9375rem;
    color: var(--gray-500);
    margin-bottom: 16px;
}

.map-frame {
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 16px;
    border: 1px solid var(--gray-200);
}

.btn-map {
    width: 100%;
}

/* ========================================
   Footer
   ======================================== */

.footer {
    background: var(--primary-dark);
    padding: 80px 0 0;
    color: var(--white);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-desc {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.7;
    max-width: 320px;
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 0.9375rem;
    color: var(--gray-400);
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 4px;
}

.footer-contact p {
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: 8px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 0.875rem;
    color: var(--gray-500);
    flex-wrap: wrap;
    gap: 8px;
}

/* ========================================
   Animations
   ======================================== */

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }
.stagger-6 { transition-delay: 0.6s; }
.stagger-7 { transition-delay: 0.7s; }

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.75rem;
    }
    
    .about-grid,
    .why-us-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .about-visual {
        order: -1;
    }
    
    .why-us-visual {
        order: -1;
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .process-step {
        grid-template-columns: 60px 1fr;
        gap: 16px;
    }
    
    .process-step:nth-child(even) .process-content,
    .process-step:nth-child(odd) .process-content {
        grid-column: 2;
        text-align: left;
    }
    
    .process-line {
        left: 30px;
    }
}

@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.25rem;
    }
    
    .hero-description {
        margin: 0 auto 32px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .section-title {
        font-size: 1.875rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--primary-dark);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 32px 32px;
        gap: 24px;
        transition: var(--transition-normal);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1.125rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 32px 24px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .about-features {
        justify-content: center;
    }
    
    .tech-cards-stack {
        transform: scale(0.85);
    }
    
    .why-item {
        flex-direction: column;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.875rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .btn-large {
        padding: 14px 24px;
        font-size: 0.9375rem;
    }
    
    .section-title {
        font-size: 1.625rem;
    }
    
    .process-step {
        grid-template-columns: 50px 1fr;
    }
    
    .process-node {
        width: 48px;
        height: 48px;
    }
    
    .process-line {
        left: 25px;
    }
}


/* ========================================
   WhatsApp Sticky Button
   ======================================== */

.whatsapp-sticky {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25D366, #128C7E);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
    transition: var(--transition-normal);
    cursor: pointer;
}

.whatsapp-sticky:hover {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 12px 32px rgba(37, 211, 102, 0.5);
}

.whatsapp-sticky svg {
    position: relative;
    z-index: 2;
}

.whatsapp-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: #25D366;
    opacity: 0.6;
    z-index: 1;
    animation: whatsappPulse 2s ease-out infinite;
}

@keyframes whatsappPulse {
    0% {
        transform: scale(1);
        opacity: 0.6;
    }
    100% {
        transform: scale(1.8);
        opacity: 0;
    }
}

@media (max-width: 768px) {
    .whatsapp-sticky {
        width: 52px;
        height: 52px;
        bottom: 16px;
        right: 16px;
    }
    
    .whatsapp-sticky svg {
        width: 26px;
        height: 26px;
    }
}