/* =========================================
   Yogya Group - Modern Corporate Website
   Design System & Styles
   ========================================= */

/* ---- CSS Custom Properties ---- */
:root {
    /* Primary Colors - Deep Purple to Blue Gradient */
    --primary-50: #f5f3ff;
    --primary-100: #ede9fe;
    --primary-200: #ddd6fe;
    --primary-300: #c4b5fd;
    --primary-400: #a78bfa;
    --primary-500: #8b5cf6;
    --primary-600: #7c3aed;
    --primary-700: #6d28d9;
    --primary-800: #5b21b6;
    --primary-900: #4c1d95;

    /* Accent Colors - Cyan/Teal */
    --accent-400: #22d3ee;
    --accent-500: #06b6d4;
    --accent-600: #0891b2;

    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Gradient Backgrounds */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-hero: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    --gradient-card: linear-gradient(145deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    --gradient-accent: linear-gradient(135deg, #667eea 0%, #06b6d4 100%);

    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;

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

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-glow: 0 0 40px rgba(139, 92, 246, 0.3);
}

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

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--gray-800);
    background: var(--gray-50);
    overflow-x: hidden;
}

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

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

ul,
ol {
    list-style: none;
}

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

/* ---- Typography ---- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--gray-900);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2vw, 1.5rem);
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    color: var(--gray-600);
    margin-bottom: var(--space-md);
}

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

/* ---- Layout ---- */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.section {
    padding: var(--space-4xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-header .subtitle {
    color: var(--primary-600);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    font-size: 1.125rem;
}

/* ---- Grid System ---- */
.grid {
    display: grid;
    gap: var(--space-xl);
}

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

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

.grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

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

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

@media (max-width: 768px) {

    .grid-4,
    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: var(--transition-base);
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), 0 0 60px rgba(139, 92, 246, 0.4);
}

.btn-secondary {
    background: white;
    color: var(--primary-700);
    border: 2px solid var(--primary-200);
}

.btn-secondary:hover {
    background: var(--primary-50);
    border-color: var(--primary-400);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
}

/* ---- Header / Navigation ---- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-md) 0;
    background: rgba(255, 255, 255, 0.95);
    transition: var(--transition-base);
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
}

.header.scrolled .nav-link {
    color: var(--gray-700);
}

.header.scrolled .logo {
    color: var(--gray-900);
}

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

.logo {
    font-family: var(--font-heading);
    font-size: 1.75rem;
    font-weight: 800;
    color: white;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--gradient-accent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    color: white;
    font-size: 1.25rem;
}

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

.nav-link {
    color: black;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

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

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

.nav-cta {
    background: var(--gradient-accent);
    color: white;
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    font-weight: 600;
}

.nav-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(6, 182, 212, 0.4);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    padding: var(--space-sm);
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: var(--transition-base);
}

.header.scrolled .mobile-menu-btn span {
    background: var(--gray-800);
}

@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--gray-900);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-4xl) var(--space-xl);
        transition: var(--transition-base);
    }

    .nav.active {
        right: 0;
    }

    .nav-link {
        color: white;
        font-size: 1.25rem;
    }

    .header.scrolled .nav-link {
        color: white;
        /* keep mobile links white even when scrolled */
    }
}

/* Mobile Menu Hamburger */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    padding: var(--space-sm);
    cursor: pointer;
    background: none;
    border: none;
    z-index: 11;
    /* above overlay */
}

.mobile-menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--gray-800);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* Hamburger to X animation */
.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);
}

/* Overlay */
.menu-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-base);
    z-index: 10;
}

.menu-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* Mobile menu styles */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--gray-900);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-4xl) var(--space-xl);
        transition: var(--transition-base);
        z-index: 11;
        /* above overlay */
    }

    .nav.active {
        right: 0;
    }

    .nav-link {
        color: white;
        font-size: 1.25rem;
        margin-bottom: var(--space-lg);
    }
}

/* Hide by default (desktop) */
.nav-close-btn {
    display: none;
}

/* Mobile menu: show button inside menu */
@media (max-width: 768px) {
    .nav-close-btn {
        display: block;
        background: none;
        border: none;
        color: white;
        font-size: 2rem;

        /* Position top-right inside menu */
        position: absolute;
        /* key change */
        top: 1rem;
        right: 1rem;

        cursor: pointer;
        z-index: 12;
        margin: 0;
        /* remove extra margin that pushes menu down */
    }

    /* Make sure nav has relative positioning so absolute button is positioned correctly */
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--gray-900);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--space-4xl) var(--space-xl);
        transition: var(--transition-base);
        z-index: 11;
        /* relative positioning for close button */
        position: fixed;
        /* already fixed, so close button absolute inside it is fine */
    }
}



/* ---- Hero Section ---- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: float 15s infinite;
}

@keyframes float {

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

    10% {
        opacity: 1;
    }

    90% {
        opacity: 1;
    }

    100% {
        transform: translateY(-100vh) translateX(50px);
        opacity: 0;
    }
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: var(--space-sm) var(--space-lg);
    border-radius: var(--radius-full);
    color: var(--accent-400);
    font-weight: 600;
    font-size: 0.875rem;
    margin-bottom: var(--space-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero h1 {
    color: white;
    margin-bottom: var(--space-lg);
}

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

.hero p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.25rem;
    max-width: 600px;
    margin-bottom: var(--space-2xl);
}

.hero-btns {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
}

.hero-visual {
    position: absolute;
    right: -100px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    opacity: 0.3;
}

/* ---- Stats Section ---- */
.stats {
    background: white;
    padding: var(--space-3xl) 0;
    margin-top: -80px;
    position: relative;
    z-index: 2;
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    text-align: center;
}

.stat-item {
    padding: var(--space-lg);
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
}

.stat-label {
    color: var(--gray-500);
    font-weight: 500;
}

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

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

    .stats {
        margin-top: -40px;
        /* Less overlap on mobile for more spacing */
    }
}

/* ---- Cards ---- */
.card {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
}

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

.card-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: var(--space-lg);
}

.card h4 {
    margin-bottom: var(--space-md);
}

.card p {
    margin-bottom: var(--space-lg);
}

.card-link {
    color: var(--primary-600);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.card-link:hover {
    gap: var(--space-md);
}

/* Glass Card Variant */
.card-glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
}

.card-glass h4,
.card-glass p,
.card-glass .card-link {
    color: white;
}

/* ---- Services/Business Grid ---- */
.services-section {
    background: var(--gray-50);
}

.service-card {
    position: relative;
    overflow: hidden;
}

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

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

/* ---- About Section ---- */
.about-section {
    background: white;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image-main {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-image-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--gradient-primary);
    color: white;
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
}

.about-image-badge .number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
}

.about-image-badge .label {
    font-size: 0.875rem;
    opacity: 0.9;
}

.about-content h2 {
    margin-bottom: var(--space-lg);
}

.about-content .lead {
    font-size: 1.125rem;
    color: var(--gray-700);
    margin-bottom: var(--space-xl);
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.about-feature {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.about-feature-icon {
    width: 40px;
    height: 40px;
    background: var(--primary-100);
    color: var(--primary-600);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.about-feature span {
    font-weight: 500;
    color: var(--gray-700);
}

@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-3xl);
    }

    .about-image-badge {
        bottom: -20px;
        right: 20px;
    }
}

/* ---- Partners/Subsidiaries ---- */
.partners-section {
    background: var(--gradient-hero);
    color: white;
}

.partners-section .section-header h2,
.partners-section .section-header p {
    color: white;
}

.partners-section .section-header .subtitle {
    color: var(--accent-400);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.partner-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    transition: var(--transition-base);
}

.partner-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.partner-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-sm);
}

.partner-desc {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

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

/* ---- CTA Section ---- */
.cta-section {
    background: var(--gradient-primary);
    padding: var(--space-4xl) 0;
    text-align: center;
}

.cta-section h2 {
    color: white;
    margin-bottom: var(--space-md);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
}

.cta-btns {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary-700);
    box-shadow: var(--shadow-lg);
}

.cta-section .btn-primary:hover {
    background: var(--gray-100);
}

/* ---- Footer ---- */
.footer {
    background: var(--gray-900);
    color: white;
    padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

.footer-brand .logo {
    margin-bottom: var(--space-lg);
}

.footer-brand p {
    color: var(--gray-400);
    line-height: 1.8;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: var(--gray-800);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.footer-social a:hover {
    background: var(--gradient-accent);
    transform: translateY(-3px);
}

.footer-column h5 {
    color: white;
    margin-bottom: var(--space-lg);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer-links a {
    color: var(--gray-400);
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: white;
    padding-left: var(--space-sm);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--space-xl);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-md);
}

.footer-bottom p {
    color: var(--gray-500);
    margin: 0;
}

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

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ---- Contact Form ---- */
.contact-section {
    background: var(--gray-50);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4xl);
}

.contact-form {
    background: white;
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: var(--space-sm);
    color: var(--gray-700);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 4px var(--primary-100);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.contact-card {
    background: white;
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
}

.contact-card-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.contact-card h5 {
    margin-bottom: var(--space-xs);
}

.contact-card p {
    margin: 0;
}

.map-container {
    height: 250px;
    background: var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

@media (max-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

/* ---- Page Header ---- */
.page-header {
    background: var(--gradient-hero);
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.page-header h1 {
    color: white;
    margin-bottom: var(--space-md);
    position: relative;
}

.page-header p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
    position: relative;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    position: relative;
}

.breadcrumb a,
.breadcrumb span {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.breadcrumb a:hover {
    color: white;
}

/* ---- Timeline ---- */
.timeline {
    position: relative;
    padding-left: var(--space-3xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
}

.timeline-item {
    position: relative;
    padding-bottom: var(--space-2xl);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--space-3xl) + -5px);
    top: 0;
    width: 12px;
    height: 12px;
    background: var(--primary-600);
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: var(--shadow-md);
}

.timeline-year {
    color: var(--primary-600);
    font-weight: 700;
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.timeline-content h4 {
    margin-bottom: var(--space-sm);
}

/* ---- Values/Features Grid ---- */
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.value-card {
    text-align: center;
    padding: var(--space-2xl);
    border-radius: var(--radius-xl);
    background: white;
    border: 1px solid var(--gray-100);
    transition: var(--transition-base);
}

.value-card:hover {
    border-color: var(--primary-200);
    box-shadow: var(--shadow-lg);
}

.value-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto var(--space-lg);
}

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

/* ---- Mobile-Specific Optimizations ---- */
@media (max-width: 768px) {

    /* Reduce section padding on mobile */
    .section {
        padding: var(--space-3xl) 0;
    }

    /* Hero section mobile improvements */
    .hero {
        min-height: auto;
        padding: 120px 0 60px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: var(--space-xs) var(--space-md);
    }

    .hero-btns {
        flex-direction: column;
        width: 100%;
    }

    .hero-btns .btn {
        width: 100%;
        justify-content: center;
    }

    /* Improve touch targets (minimum 44px) */
    .btn {
        min-height: 48px;
        padding: var(--space-md) var(--space-lg);
    }

    .nav-link {
        min-height: 48px;
        display: flex;
        align-items: center;
    }

    .footer-social a {
        width: 48px;
        height: 48px;
    }

    /* Page header mobile */
    .page-header {
        padding: 120px 0 60px;
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .page-header p {
        font-size: 1rem;
    }

    /* Partners grid - single column on small mobiles */
    .partners-grid {
        grid-template-columns: 1fr;
    }

    .partner-logo {
        font-size: 1.25rem;
    }

    /* Contact form improvements */
    .contact-grid {
        gap: var(--space-2xl);
    }

    .contact-form {
        padding: var(--space-lg);
    }

    /* Form grid fix for mobile */
    .contact-form .grid-2 {
        grid-template-columns: 1fr !important;
    }

    /* Card improvements */
    .card {
        padding: var(--space-lg);
    }

    .card-icon {
        width: 56px;
        height: 56px;
        font-size: 1.5rem;
    }

    /* About section mobile */
    .about-image-badge {
        padding: var(--space-md);
    }

    .about-image-badge .number {
        font-size: 2rem;
    }

    /* Container padding */
    .container {
        padding: 0 var(--space-md);
    }

    /* Timeline mobile */
    .timeline {
        padding-left: var(--space-2xl);
    }

    /* Contact card mobile */
    .contact-card {
        flex-direction: column;
        text-align: center;
    }

    .contact-card-icon {
        margin: 0 auto;
    }
}

/* Extra small devices (phones < 375px) */
@media (max-width: 375px) {
    html {
        font-size: 14px;
    }

    .hero h1 {
        font-size: 1.75rem;
    }

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

    .section-header h2 {
        font-size: 1.5rem;
    }
}

/* Reduce motion for users who prefer it (accessibility + performance) */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    .fade-in,
    .slide-in-left,
    .slide-in-right {
        opacity: 1;
        transform: none;
    }
}

/* Optimize animations for mobile performance */
@media (max-width: 768px) {
    .particle {
        display: none;
        /* Disable particles on mobile for performance */
    }

    .card:hover {
        transform: none;
        /* Disable hover transforms on touch devices */
    }

    .partner-card:hover {
        transform: none;
    }
}

/* ---- 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);
}

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Stagger animation delays */
.stagger-1 {
    transition-delay: 0.1s;
}

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

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

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

/* ---- Utility Classes ---- */
.text-center {
    text-align: center;
}

.text-white {
    color: white;
}

.bg-primary {
    background: var(--gradient-primary);
}

.bg-white {
    background: white;
}

.bg-gray {
    background: var(--gray-50);
}

.mb-sm {
    margin-bottom: var(--space-sm);
}

.mb-md {
    margin-bottom: var(--space-md);
}

.mb-lg {
    margin-bottom: var(--space-lg);
}

.mb-xl {
    margin-bottom: var(--space-xl);
}

.mt-xl {
    margin-top: var(--space-xl);
}

/* =========================================
   Contact Page Redesign - Premium Layout
   ========================================= */

/* Contact Hero Section */
.contact-hero {
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
    padding: var(--space-4xl) var(--space-lg);
    margin-top: 70px;
}

.contact-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.contact-hero .container {
    position: relative;
    z-index: 1;
}

.contact-hero h1 {
    color: white;
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: var(--space-lg);
}

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

.contact-hero p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Contact Cards Section */
.contact-cards-section {
    padding: var(--space-4xl) 0;
    background: var(--gray-50);
    position: relative;
}

.contact-cards-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: var(--gradient-hero);
}

.contact-cards-wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    margin-top: -60px;
}

.contact-card-premium {
    background: white;
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--gray-100);
    transition: var(--transition-base);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-card-premium::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-accent);
}

.contact-card-premium:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.contact-card-premium .icon-wrapper {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
    font-size: 2rem;
    color: white;
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.3);
}

.contact-card-premium h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
    color: var(--gray-900);
}

.contact-card-premium p {
    color: var(--gray-600);
    margin-bottom: 0;
    line-height: 1.8;
}

.contact-card-premium a {
    color: var(--primary-600);
    font-weight: 600;
    transition: var(--transition-base);
}

.contact-card-premium a:hover {
    color: var(--primary-800);
}

/* Map Section */
.contact-map-section {
    padding: 0 var(--space-lg) var(--space-4xl);
    background: var(--gray-50);
}

.contact-map-wrapper {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.contact-map-container {
    width: 100%;
    height: 450px;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.contact-map-container iframe {
    width: 100%;
    height: 100%;
    border: 0;
}

.contact-map-badge {
    position: absolute;
    bottom: var(--space-lg);
    left: var(--space-lg);
    background: white;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-md);
    z-index: 10;
}

.contact-map-badge i {
    color: var(--primary-600);
    font-size: 1.5rem;
}

.contact-map-badge span {
    font-weight: 600;
    color: var(--gray-800);
    font-size: 0.9rem;
}

/* Responsive Styles */
@media (max-width: 768px) {
    .contact-hero {
        min-height: 40vh;
        padding: var(--space-3xl) var(--space-md);
    }

    .contact-cards-wrapper {
        grid-template-columns: 1fr;
        padding: 0 var(--space-md);
        gap: var(--space-lg);
    }

    .contact-card-premium {
        padding: var(--space-xl);
    }

    .contact-card-premium .icon-wrapper {
        width: 64px;
        height: 64px;
        font-size: 1.5rem;
    }

    .contact-map-container {
        height: 350px;
    }

    .contact-map-badge {
        position: relative;
        bottom: auto;
        left: auto;
        margin-top: var(--space-lg);
        justify-content: center;
    }
}
/* ---- Scroll to Top Button ---- */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.25rem;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl), 0 0 20px rgba(124, 58, 237, 0.5);
    background: var(--primary-600);
}

@media (max-width: 768px) {
    .scroll-top-btn {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}