/* ================================
   FiveWeb - Premium Digital Solutions
   Design System & Styles
   ================================ */

/* ========== CSS Variables ========== */
:root {
    /* Colors */
    --color-background: #0a0a0a;
    --color-surface: #111111;
    --color-surface-elevated: #1a1a1a;
    
    --color-primary: #0066ff;
    --color-primary-hover: #0052cc;
    --color-primary-light: rgba(0, 102, 255, 0.1);
    
    --color-accent: #00d4ff;
    --color-accent-glow: rgba(0, 212, 255, 0.3);
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #a0a0a0;
    --color-text-muted: #666666;
    
    --color-border: rgba(255, 255, 255, 0.08);
    --color-border-hover: rgba(255, 255, 255, 0.15);
    
    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Spacing */
    --container-width: 1400px;
    --section-padding: 120px;
    --section-padding-mobile: 60px;
    
    /* Borders & Radius */
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 40px rgba(0, 102, 255, 0.3);
}

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

::selection {
    background-color: var(--color-primary);
    color: white;
}

/* ========== Utility Classes ========== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

@media (max-width: 768px) {
    .container {
        padding: 0 24px;
    }
}

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

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

/* ========== Navigation ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 24px 0;
    transition: all var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 900;
    letter-spacing: -0.02em;
}

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

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

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

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

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

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

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

.nav-toggle span {
    width: 28px;
    height: 2px;
    background: var(--color-text-primary);
    transition: all var(--transition-base);
}

@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 40px;
        gap: 24px;
        transform: translateY(-100vh);
        opacity: 0;
        transition: all var(--transition-base);
        border-bottom: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }
    
    .nav-toggle {
        display: flex;
    }
}

/* ========== Hero Section ========== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 120px 40px 80px;
}

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

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.5;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--color-primary) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--color-accent) 0%, transparent 70%);
    bottom: -300px;
    right: -300px;
    animation-delay: 7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, #6600ff 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(50px, -50px) scale(1.1); }
    66% { transform: translate(-50px, 50px) scale(0.9); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1000px;
    animation: fadeInUp 1s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 32px;
    animation: fadeInUp 1s ease-out 0.2s both;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(48px, 7vw, 88px);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
}

.title-line {
    display: block;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.title-highlight {
    display: block;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 1s ease-out 0.6s both, gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
    0%, 100% { filter: hue-rotate(0deg); }
    50% { filter: hue-rotate(20deg); }
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--color-text-secondary);
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 64px;
    animation: fadeInUp 1s ease-out 1s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn:hover::before {
    opacity: 1;
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(0, 102, 255, 0.3);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 28px rgba(0, 102, 255, 0.5);
}

.btn-secondary {
    background: var(--color-surface-elevated);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background: var(--color-surface);
    border-color: var(--color-border-hover);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 1.2s both;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--color-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--color-border);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--color-text-muted);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: fadeInUp 1s ease-out 1.4s both;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--color-primary));
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { opacity: 0; transform: translateY(-10px); }
    50% { opacity: 1; transform: translateY(10px); }
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 24px 60px;
    }
    
    .hero-stats {
        gap: 24px;
    }
    
    .stat-divider {
        display: none;
    }
}

/* ========== Section Headers ========== */
.section-header {
    margin-bottom: 64px;
}

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

.section-tag {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 16px;
    padding: 6px 16px;
    background: var(--color-primary-light);
    border-radius: 100px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-description {
    font-size: 18px;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== About Section ========== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.lead-text {
    font-size: 24px;
    line-height: 1.6;
    color: var(--color-text-primary);
    font-weight: 500;
}

.about-text p {
    color: var(--color-text-secondary);
    font-size: 16px;
    line-height: 1.8;
}

.about-visual {
    display: grid;
    grid-template-columns: 1fr;
    gap: 24px;
}

.visual-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 32px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.visual-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--color-primary-light) 0%, transparent 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

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

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

.card-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    border-radius: var(--border-radius-sm);
    color: var(--color-primary);
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.visual-card h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    position: relative;
    z-index: 1;
}

.visual-card p {
    color: var(--color-text-secondary);
    font-size: 14px;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}

@media (max-width: 968px) {
    .about-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

/* ========== Services Section ========== */
.services-section {
    background: linear-gradient(180deg, transparent 0%, rgba(0, 102, 255, 0.02) 50%, transparent 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}

.service-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-base);
}

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

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

.service-card.featured {
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.05) 0%, var(--color-surface) 100%);
    border-color: var(--color-primary);
}

.service-card.highlighted {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, var(--color-surface) 100%);
}

.featured-badge {
    position: absolute;
    top: 24px;
    right: 24px;
    background: var(--color-primary);
    color: white;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 6px 12px;
    border-radius: 100px;
}

.service-number {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    color: var(--color-text-muted);
    margin-bottom: 16px;
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    border-radius: var(--border-radius-md);
    color: var(--color-primary);
    margin-bottom: 24px;
}

.service-title {
    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.3;
}

.service-description {
    color: var(--color-text-secondary);
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 24px;
    flex-grow: 1;
}

.service-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.service-features li {
    font-size: 14px;
    color: var(--color-text-secondary);
}

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

/* ========== Platforms Section ========== */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-top: 48px;
}

.platform-card {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    padding: 48px;
    text-decoration: none;
    color: inherit;
    overflow: hidden;
    transition: all var(--transition-slow);
    min-height: 500px;
    display: flex;
    flex-direction: column;
}

.platform-background {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 30% 30%, rgba(0, 102, 255, 0.05) 0%, transparent 60%);
    transition: all var(--transition-slow);
}

.platform-card:hover .platform-background {
    background: radial-gradient(circle at 30% 30%, rgba(0, 102, 255, 0.1) 0%, transparent 60%);
}

.platform-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.platform-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    border-radius: var(--border-radius-md);
    color: var(--color-primary);
    margin-bottom: 32px;
    transition: all var(--transition-base);
}

.platform-card:hover .platform-icon {
    transform: scale(1.1) rotate(5deg);
}

.platform-title {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 16px;
    line-height: 1.2;
}

.platform-title span {
    color: var(--color-primary);
}

.platform-description {
    color: var(--color-text-secondary);
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 32px;
    flex-grow: 1;
}

.platform-features {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 32px;
}

.platform-tag {
    font-size: 13px;
    font-weight: 600;
    padding: 8px 16px;
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    color: var(--color-text-secondary);
}

.platform-cta {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: auto;
    transition: all var(--transition-base);
}

.platform-card:hover .platform-cta {
    gap: 20px;
}

.platform-glow {
    position: absolute;
    inset: -2px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    border-radius: var(--border-radius-lg);
    opacity: 0;
    z-index: -1;
    transition: opacity var(--transition-base);
}

.platform-card:hover .platform-glow {
    opacity: 0.15;
}

.platform-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 16px 48px rgba(0, 102, 255, 0.2);
}

@media (max-width: 968px) {
    .platforms-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== Values Section ========== */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.value-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-md);
    padding: 40px;
    text-align: center;
    transition: all var(--transition-base);
}

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

.value-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    border-radius: var(--border-radius-md);
    color: var(--color-primary);
    margin: 0 auto 24px;
    transition: all var(--transition-base);
}

.value-card:hover .value-icon {
    transform: scale(1.1);
    background: var(--color-primary);
    color: white;
}

.value-card h3 {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.value-card p {
    color: var(--color-text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

/* ========== Footer ========== */
.footer {
    position: relative;
    background: var(--color-surface);
    border-top: 1px solid var(--color-border);
    padding: 80px 0 32px;
    overflow: hidden;
}

.footer-background {
    position: absolute;
    inset: 0;
    opacity: 0.3;
}

.footer-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
}

.footer-content {
    position: relative;
    z-index: 1;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 40px;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 64px;
    margin-bottom: 64px;
}

.footer-brand {
    max-width: 400px;
}

.footer-logo {
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 900;
    margin-bottom: 16px;
}

.footer-tagline {
    color: var(--color-text-secondary);
    font-size: 15px;
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.footer-column h4 {
    font-family: var(--font-display);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 20px;
}

.footer-column a {
    display: block;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 12px;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-primary);
}

.footer-divider {
    height: 1px;
    background: var(--color-border);
    margin-bottom: 32px;
}

.footer-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 14px;
    color: var(--color-text-muted);
}

.footer-note {
    font-style: italic;
}

@media (max-width: 968px) {
    .footer {
        padding: 60px 0 24px;
    }
    
    .footer-content {
        padding: 0 24px;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .footer-info {
        flex-direction: column;
        text-align: center;
    }
}

/* ========== Scroll Animations ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.fade-in {
    animation: fadeIn 1s ease-out;
}

/* ========== Responsive Utilities ========== */
@media (max-width: 480px) {
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}