/* ============================================
   Full Stack Pte Ltd - Fat-Free Framework
   Main Stylesheet
   ============================================ */

/* CSS Variables */
:root {
    --color-bg-primary: #0a0e17;
    --color-bg-secondary: #111827;
    --color-bg-tertiary: #1f2937;
    
    --color-blue: #3b82f6;
    --color-blue-light: #60a5fa;
    --color-blue-dark: #2563eb;
    
    --color-emerald: #10b981;
    --color-emerald-light: #34d399;
    --color-emerald-dark: #059669;
    
    --color-cyan: #06b6d4;
    --color-purple: #8b5cf6;
    
    --color-text-primary: #ffffff;
    --color-text-secondary: #9ca3af;
    --color-text-muted: #6b7280;
    
    --color-border: rgba(255, 255, 255, 0.1);
    --color-border-hover: rgba(59, 130, 246, 0.5);
    
    --gradient-primary: linear-gradient(135deg, var(--color-blue) 0%, var(--color-emerald) 100%);
    --gradient-hero: linear-gradient(135deg, rgba(59, 130, 246, 0.3) 0%, var(--color-bg-primary) 50%, rgba(16, 185, 129, 0.3) 100%);
    
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    --container-max: 1280px;
    --container-padding: 1rem;
    
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

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

html {
    scroll-behavior: smooth;
}

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

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

img {
    max-width: 100%;
    height: auto;
}

/* Container */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

@media (min-width: 640px) {
    :root {
        --container-padding: 1.5rem;
    }
}

@media (min-width: 1024px) {
    :root {
        --container-padding: 2rem;
    }
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    transition: background 0.3s ease, backdrop-filter 0.3s ease;
}

.header.scrolled {
    background: rgba(10, 14, 23, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--color-text-primary);
}

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

/* Desktop Navigation */
.nav-desktop {
    display: none;
    align-items: center;
    gap: 0.25rem;
}

@media (min-width: 1024px) {
    .nav-desktop {
        display: flex;
    }
}

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-item.has-dropdown .nav-link::after {
    content: '';
    width: 0;
    height: 0;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid currentColor;
    margin-left: 0.5rem;
    transition: transform 0.2s ease;
}

.nav-item.has-dropdown:hover .nav-link::after {
    transform: rotate(180deg);
}

/* Dropdown */
.dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 0.5rem;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: all 0.2s ease;
    z-index: 100;
}

.nav-item.has-dropdown:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: block;
    padding: 0.625rem 1rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.dropdown-item:hover {
    color: var(--color-text-primary);
    background: rgba(255, 255, 255, 0.05);
}

/* Header Actions */
.header-actions {
    display: none;
    align-items: center;
    gap: 0.75rem;
}

@media (min-width: 1024px) {
    .header-actions {
        display: flex;
    }
}

.icon-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text-muted);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.icon-link:hover {
    color: var(--color-blue-light);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

@media (min-width: 1024px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text-primary);
    border-radius: 2px;
    transition: all 0.3s ease;
}

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

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

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

/* Mobile Navigation */
.nav-mobile {
    display: none;
    background: rgba(10, 14, 23, 0.98);
    border-top: 1px solid var(--color-border);
    padding: 1rem 0;
    max-height: calc(100vh - 80px);
    overflow-y: auto;
}

.nav-mobile.active {
    display: block;
}

.nav-mobile-link {
    display: block;
    padding: 0.75rem 0;
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    border-bottom: 1px solid var(--color-border);
    transition: color 0.2s ease;
}

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

.nav-mobile-section {
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border);
}

.nav-mobile-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.nav-mobile-contact {
    padding-top: 1rem;
}

.nav-mobile-contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 0;
    color: var(--color-text-secondary);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(59, 130, 246, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
}

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-hero);
}

.hero-grid {
    position: absolute;
    inset: 0;
    opacity: 0.05;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
}

.hero-glow {
    position: absolute;
    width: 400px;
    height: 400px;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.1;
    animation: pulse 4s ease-in-out infinite;
}

.hero-glow-1 {
    top: 25%;
    left: 25%;
    background: var(--color-blue);
}

.hero-glow-2 {
    bottom: 25%;
    right: 25%;
    background: var(--color-emerald);
    animation-delay: 2s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.1; transform: scale(1); }
    50% { opacity: 0.15; transform: scale(1.1); }
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: 2rem 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: 9999px;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 4.5rem;
    }
}

.hero-title-gradient {
    background: linear-gradient(90deg, var(--color-blue-light), var(--color-cyan), var(--color-emerald-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

@media (min-width: 640px) {
    .hero-description {
        font-size: 1.25rem;
    }
}

.hero-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-bottom: 4rem;
}

@media (min-width: 640px) {
    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }
}

/* Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

@media (min-width: 640px) {
    .hero-stats {
        grid-template-columns: repeat(4, 1fr);
    }
}

.hero-stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--color-blue-light), var(--color-emerald-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 640px) {
    .hero-stat-value {
        font-size: 3rem;
    }
}

.hero-stat-label {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-indicator-inner {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    display: flex;
    justify-content: center;
}

.scroll-indicator-dot {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 2px;
    margin-top: 8px;
    animation: bounce 1.5s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ============================================
   SECTIONS
   ============================================ */

.section {
    padding: 4rem 0;
}

@media (min-width: 768px) {
    .section {
        padding: 6rem 0;
    }
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .section-title {
        font-size: 2.5rem;
    }
}

.section-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
}

.section-bg-alt {
    background: rgba(17, 24, 39, 0.5);
}

.section-bg-gradient {
    background: linear-gradient(180deg, var(--color-bg-primary) 0%, rgba(59, 130, 246, 0.1) 50%, var(--color-bg-primary) 100%);
}

/* ============================================
   CARDS
   ============================================ */

.card {
    background: rgba(17, 24, 39, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--color-border-hover);
}

.card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(16, 185, 129, 0.2) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.card-icon svg {
    width: 24px;
    height: 24px;
    color: var(--color-blue-light);
}

.card-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.card-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 1rem;
}

.card-list {
    list-style: none;
    margin-bottom: 1rem;
}

.card-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.card-list li::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--color-emerald);
    border-radius: 50%;
    flex-shrink: 0;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-blue-light);
    transition: color 0.2s ease;
}

.card-link:hover {
    color: var(--color-blue);
}

.card-link svg {
    width: 16px;
    height: 16px;
    transition: transform 0.2s ease;
}

.card-link:hover svg {
    transform: translateX(4px);
}

/* Card Grid */
.card-grid {
    display: grid;
    gap: 1.5rem;
}

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

.card-grid-3 {
    grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {
    .card-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 768px) {
    .card-grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .card-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================
   TAGS & BADGES
   ============================================ */

.tag {
    display: inline-flex;
    padding: 0.25rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.tag-blue {
    background: rgba(59, 130, 246, 0.1);
    color: var(--color-blue-light);
}

.tag-emerald {
    background: rgba(16, 185, 129, 0.1);
    color: var(--color-emerald-light);
}

/* ============================================
   TECH STACK
   ============================================ */

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.tech-item {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: all 0.2s ease;
}

.tech-item:hover {
    border-color: var(--color-border-hover);
    color: var(--color-text-primary);
}

/* ============================================
   CTA SECTION
   ============================================ */

.cta-section {
    position: relative;
    padding: 5rem 0;
    text-align: center;
}

.cta-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(59, 130, 246, 0.2) 0%, rgba(16, 185, 129, 0.2) 100%);
}

.cta-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .cta-title {
        font-size: 2.5rem;
    }
}

.cta-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.cta-note {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    margin-top: 1.5rem;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--color-bg-primary);
    border-top: 1px solid var(--color-border);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .footer-grid {
        grid-template-columns: 2fr repeat(4, 1fr);
    }
}

.footer-brand .logo {
    margin-bottom: 1rem;
}

.footer-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 1.5rem;
    max-width: 300px;
}

.footer-contact {
    margin-bottom: 1.5rem;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.75rem;
    transition: color 0.2s ease;
}

.footer-contact-item:hover {
    color: var(--color-text-primary);
}

.footer-contact-item svg {
    color: var(--color-blue-light);
    flex-shrink: 0;
}

.footer-social {
    display: flex;
    gap: 1rem;
}

.social-link {
    color: var(--color-text-muted);
    transition: color 0.2s ease;
}

.social-link:hover {
    color: var(--color-blue-light);
}

.footer-title {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: color 0.2s ease;
}

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

.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

@media (min-width: 640px) {
    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
    }
}

.copyright {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

.footer-legal {
    display: flex;
    gap: 1.5rem;
}

.footer-legal a {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    transition: color 0.2s ease;
}

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

/* ============================================
   PAGE HEADER
   ============================================ */

.page-header {
    position: relative;
    padding: 8rem 0 4rem;
    overflow: hidden;
}

.page-header-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, var(--color-bg-primary) 50%, rgba(16, 185, 129, 0.2) 100%);
}

.page-header-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.page-header-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 9999px;
    font-size: 0.875rem;
    color: var(--color-blue-light);
    margin-bottom: 1.5rem;
}

.page-header-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1;
}

@media (min-width: 640px) {
    .page-header-title {
        font-size: 3.5rem;
    }
}

.page-header-description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
}

.breadcrumb {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-blue-light);
    margin-bottom: 1.5rem;
}

.breadcrumb:hover {
    color: var(--color-blue);
}

/* ============================================
   FEATURE LIST
   ============================================ */

.feature-list {
    list-style: none;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.feature-list svg {
    width: 20px;
    height: 20px;
    color: var(--color-emerald);
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================
   PROCESS STEPS
   ============================================ */

.process-steps {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 768px) {
    .process-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .process-steps {
        grid-template-columns: repeat(4, 1fr);
    }
}

.process-step {
    text-align: center;
}

.process-step-number {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem;
}

.process-step-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.process-step-description {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* ============================================
   CASE STUDIES
   ============================================ */

.case-study-card {
    background: rgba(17, 24, 39, 0.5);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.case-study-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.case-study-client {
    font-size: 1.5rem;
    font-weight: 700;
}

.case-study-industry {
    font-size: 0.875rem;
    color: var(--color-blue-light);
}

.case-study-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.case-study-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
}

.case-study-metric {
    text-align: center;
}

.case-study-metric-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-emerald-light);
}

.case-study-metric-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.case-study-section {
    margin-bottom: 1rem;
}

.case-study-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.case-study-section-text {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.case-study-section-text.emerald {
    color: var(--color-emerald-light);
    font-weight: 600;
}

.case-study-tech {
    margin-top: 1rem;
}

.case-study-tech-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.case-study-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.case-studies-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    text-align: center;
}

@media (max-width: 768px) {
    .case-studies-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   CONTACT FORM
   ============================================ */

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.form-label-required::after {
    content: ' *';
    color: #ef4444;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    color: var(--color-text-primary);
    transition: border-color 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-blue);
}

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

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

.form-grid {
    display: grid;
    gap: 1.5rem;
}

@media (min-width: 640px) {
    .form-grid-2 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Success Message */
.success-message {
    text-align: center;
    padding: 3rem 2rem;
}

.success-icon {
    width: 80px;
    height: 80px;
    background: rgba(16, 185, 129, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
}

.success-icon svg {
    width: 40px;
    height: 40px;
    color: var(--color-emerald-light);
}

/* ============================================
   CODE BLOCK
   ============================================ */

.code-block {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-block-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-border);
}

.code-block-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.code-block-dot.red { background: #ef4444; }
.code-block-dot.yellow { background: #eab308; }
.code-block-dot.green { background: #22c55e; }

.code-block-title {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-left: auto;
}

.code-block-content {
    padding: 1.5rem;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
}

.code-comment { color: var(--color-text-muted); }
.code-keyword { color: #c084fc; }
.code-variable { color: #60a5fa; }
.code-string { color: #fbbf24; }

/* ============================================
   COMPARISON TABLE
   ============================================ */

.comparison-table {
    width: 100%;
}

.comparison-header {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
    margin-bottom: 1rem;
}

.comparison-header-item {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-muted);
}

.comparison-header-item.emerald {
    color: var(--color-emerald-light);
}

.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    padding: 0.75rem 0;
    font-size: 0.875rem;
}

.comparison-row-item {
    color: var(--color-text-secondary);
}

.comparison-row-item.white {
    color: var(--color-text-primary);
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */

@media (max-width: 639px) {
    .hide-mobile {
        display: none !important;
    }
}

@media (min-width: 640px) {
    .hide-desktop {
        display: none !important;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

/* ============================================
   BLOG
   ============================================ */

.blog-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
}

@media (min-width: 768px) {
    .blog-layout {
        grid-template-columns: 1fr 280px;
    }
}

.blog-posts-list {
    display: grid;
    gap: 1.5rem;
}

.blog-card {
    padding: 0 !important;
    overflow: hidden;
}

.blog-card-link {
    display: flex;
    text-decoration: none;
    color: inherit;
}

.blog-card-image {
    width: 260px;
    min-height: 180px;
    flex-shrink: 0;
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.blog-card-body {
    padding: 1.5rem;
    flex: 1;
}

.blog-card-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
}

.blog-card-date {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.blog-card-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--color-text-primary);
    line-height: 1.4;
}

.blog-card-excerpt {
    color: var(--color-text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

@media (max-width: 640px) {
    .blog-card-link {
        flex-direction: column;
    }
    
    .blog-card-image {
        width: 100%;
        height: 200px;
        min-height: auto;
    }
}

.blog-pagination {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2.5rem;
}

.blog-pagination .btn {
    min-width: 40px;
    padding: 0.5rem 0.75rem;
}

/* Blog Sidebar */
.blog-sidebar-card {
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}

.blog-sidebar-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.blog-category-list {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.blog-category-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.625rem 0.75rem;
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

.blog-category-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-text-primary);
}

.blog-category-item.active {
    background: rgba(59, 130, 246, 0.15);
    color: var(--color-blue-light);
}

.blog-category-count {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.125rem 0.5rem;
    border-radius: 9999px;
    font-size: 0.75rem;
}

/* Blog Post */
.blog-post-meta {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    flex-wrap: wrap;
    color: var(--color-text-muted);
    font-size: 0.875rem;
}

.blog-post-author {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.blog-post-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8125rem;
    color: white;
}

.blog-post-date {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

.blog-share {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

.blog-content {
    font-size: 1.0625rem;
    line-height: 1.8;
    color: var(--color-text-secondary);
}

.blog-content h2 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 1.5em 0 0.75em;
}

.blog-content h3 {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 1.5em 0 0.75em;
}

.blog-content p {
    margin-bottom: 1.25em;
}

.blog-content ul,
.blog-content ol {
    margin: 1.25em 0;
    padding-left: 1.5em;
}

.blog-content li {
    margin: 0.5em 0;
}

.blog-content blockquote {
    border-left: 4px solid var(--color-blue);
    padding-left: 1.25em;
    margin: 1.5em 0;
    color: var(--color-text-muted);
    font-style: italic;
}

.blog-content a {
    color: var(--color-blue-light);
    text-decoration: none;
}

.blog-content a:hover {
    text-decoration: underline;
}

.blog-content img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: 1.5em 0;
}

.blog-content code {
    background: var(--color-bg-tertiary);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-family: monospace;
    font-size: 0.9em;
}

.blog-content pre {
    background: var(--color-bg-tertiary);
    padding: 1em;
    border-radius: var(--radius-md);
    overflow-x: auto;
    margin: 1.5em 0;
}

.blog-content pre code {
    background: none;
    padding: 0;
}

@media (max-width: 768px) {
    .blog-content {
        font-size: 1rem;
    }
    
    .blog-content h2 {
        font-size: 1.5rem;
    }
    
    .blog-content h3 {
        font-size: 1.25rem;
    }
}

/* ============================================
   MODAL STYLES
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    cursor: pointer;
}

.modal-container {
    position: relative;
    width: 90%;
    max-width: 700px;
    max-height: 85vh;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    z-index: 1001;
    overflow: hidden;
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: var(--color-text-primary);
    background: var(--color-bg-secondary);
}

.modal-content {
    max-height: calc(85vh - 80px);
    overflow-y: auto;
}

.modal-body {
    padding: 2rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.modal-body h4 {
    color: var(--color-text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1.5rem 0 0.75rem 0;
}

.modal-body h4:first-child {
    margin-top: 0;
}

.modal-body p {
    margin-bottom: 1rem;
}

.modal-body ul {
    margin: 0.75rem 0 1rem 1.5rem;
    list-style-type: disc;
}

.modal-body li {
    margin-bottom: 0.5rem;
}

.modal-body strong {
    color: var(--color-text-primary);
    font-weight: 600;
}

/* Modal scrollbar styling */
.modal-content::-webkit-scrollbar {
    width: 8px;
}

.modal-content::-webkit-scrollbar-track {
    background: var(--color-bg-secondary);
}

.modal-content::-webkit-scrollbar-thumb {
    background: var(--color-bg-tertiary);
    border-radius: 4px;
}

.modal-content::-webkit-scrollbar-thumb:hover {
    background: var(--color-border-hover);
}

/* Footer legal links styling */
.footer-legal a {
    cursor: pointer;
    transition: color 0.2s ease;
}

.footer-legal a:hover {
    color: var(--color-blue-light);
}

@media (max-width: 640px) {
    .modal-container {
        width: 95%;
        max-height: 90vh;
    }
    
    .modal-header {
        padding: 1.25rem 1.5rem;
    }
    
    .modal-header h3 {
        font-size: 1.25rem;
    }
    
    .modal-body {
        padding: 1.5rem;
    }
}