/* ============================================================
   MODERN DESIGN SYSTEM
   ============================================================ */

:root {
    /* Primary Color Palette - More sophisticated */
    --color-primary: #0f2b3d;
    --color-primary-dark: #091b27;
    --color-primary-light: #1a3f57;
    --color-primary-surface: #e8f0f7;
    
    /* Accent Colors - Warm and inviting */
    --color-accent: #f4a261;
    --color-accent-light: #f8c291;
    --color-accent-dark: #e76f51;
    
    /* Secondary Colors */
    --color-secondary: #2a9d8f;
    --color-secondary-light: #a8d5d0;
    --color-secondary-dark: #1f7a6f;
    
    /* Neutral Colors */
    --color-white: #ffffff;
    --color-off-white: #f8fafc;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0f2b3d 0%, #1a3f57 100%);
    --gradient-accent: linear-gradient(135deg, #f4a261 0%, #e76f51 100%);
    --gradient-hero: linear-gradient(135deg, rgba(15, 43, 61, 0.92) 0%, rgba(26, 63, 87, 0.85) 100%);
    --gradient-cta: linear-gradient(135deg, #f4a261 0%, #e76f51 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Outfit', 'Inter', sans-serif;
    
    /* Spacing Scale */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-32: 8rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
    
    /* Shadows - More subtle and layered */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.06), 0 4px 6px -2px rgba(0, 0, 0, 0.03);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 10px 10px -5px rgba(0, 0, 0, 0.02);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.12);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Container */
    --container-max: 1280px;
}

/* ============================================================
   BASE STYLES
   ============================================================ */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    color: var(--color-gray-700);
    background: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

/* ============================================================
   TYPOGRAPHY
   ============================================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--color-gray-900);
}

.heading-display {
    font-size: clamp(2.8rem, 6vw, 5rem);
    line-height: 1.05;
    font-weight: 800;
}

.heading-lg {
    font-size: clamp(2rem, 4vw, 3.5rem);
    line-height: 1.1;
}

.heading-md {
    font-size: clamp(1.5rem, 2.5vw, 2.25rem);
    line-height: 1.2;
}

.heading-sm {
    font-size: clamp(1.125rem, 1.5vw, 1.5rem);
    line-height: 1.3;
}

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

.text-balance {
    text-wrap: balance;
}

/* ============================================================
   CONTAINER
   ============================================================ */

.container-modern {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (max-width: 640px) {
    .container-modern {
        padding: 0 var(--space-4);
    }
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: all var(--transition-base);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    min-height: 48px;
}

.btn-primary {
    background: var(--gradient-accent);
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(244, 162, 97, 0.35);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(244, 162, 97, 0.45);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-primary);
    border: 2px solid rgba(15, 43, 61, 0.1);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-outline:hover {
    background: var(--color-white);
    color: var(--color-primary);
    transform: translateY(-2px);
}

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

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: 1.0625rem;
    min-height: 56px;
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: 0.8125rem;
    min-height: 40px;
}

/* ============================================================
   TOP BAR
   ============================================================ */

.top-bar {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.8125rem;
    padding: var(--space-2) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.top-bar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    flex-wrap: wrap;
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: var(--space-6);
}

.top-bar-left span {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.top-bar-left i {
    color: var(--color-accent);
    font-size: 0.875rem;
}

.top-bar-badge {
    background: rgba(244, 162, 97, 0.15);
    color: var(--color-accent);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

@media (max-width: 768px) {
    .top-bar-left {
        flex-wrap: wrap;
        gap: var(--space-3);
    }
    .top-bar-right {
        display: none;
    }
}

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

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.header-scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    min-height: 76px;
}

/* Logo */
.brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.brand-logo {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    object-fit: contain;
    background: var(--color-primary);
    padding: var(--space-2);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-text strong {
    font-family: var(--font-heading);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-gray-900);
}

.brand-text span {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* Navigation */
.nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav-list {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    list-style: none;
}

.nav-link {
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: 500;
    font-size: 0.875rem;
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
    position: relative;
}

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

.nav-link.active {
    color: var(--color-primary);
    background: var(--color-primary-surface);
    font-weight: 600;
}

.nav-link i {
    font-size: 0.75rem;
    margin-left: var(--space-1);
}

/* ============================================================
   DROPDOWN - FIXED
   ============================================================ */

.dropdown {
    position: relative;
}

.dropdown > .nav-link {
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-1);
}

.dropdown > .nav-link i {
    transition: transform var(--transition-fast);
    font-size: 0.65rem;
}

.dropdown:hover > .nav-link i,
.dropdown.dropdown-open > .nav-link i {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + var(--space-2));
    left: 0;
    min-width: 220px;
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.98);
    transition: all var(--transition-fast);
    list-style: none;
    z-index: 100;
    margin: 0;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dropdown-menu a {
    display: block;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: var(--color-gray-600);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.dropdown-menu a:hover {
    color: var(--color-primary);
    background: var(--color-primary-surface);
}

/* Mobile Dropdown */
@media (max-width: 1024px) {
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding: var(--space-2) 0 var(--space-2) var(--space-6);
        display: none;
        background: transparent;
        min-width: auto;
    }
    
    .dropdown.dropdown-open .dropdown-menu {
        display: block;
    }
    
    .dropdown > .nav-link i {
        transition: transform var(--transition-fast);
    }
    
    .dropdown.dropdown-open > .nav-link i {
        transform: rotate(180deg);
    }
}
/* ============================================================
   LANGUAGE DROPDOWN - Z-INDEX FIX
   ============================================================ */

/* Ensure language dropdown appears above everything */
.lang-dropdown {
    position: relative;
    z-index: 9999 !important;
}

.lang-dropdown .lang-menu {
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    min-width: 180px;
    background: var(--color-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    padding: var(--space-2);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px) scale(0.98);
    transition: all var(--transition-fast);
    z-index: 99999 !important; /* Higher z-index */
    list-style: none;
    margin: 0;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.lang-dropdown .lang-menu.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* Fix for top bar positioning */
.top-bar {
    position: relative;
    z-index: 1001; /* Higher than header */
}

.top-bar .lang-dropdown .lang-menu {
    background: var(--color-primary);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.top-bar .lang-dropdown .lang-menu .dropdown-item {
    color: rgba(255, 255, 255, 0.9);
    padding: var(--space-2) var(--space-4);
}

.top-bar .lang-dropdown .lang-menu .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

/* Fix for mobile */
@media (max-width: 1024px) {
    .lang-dropdown .lang-menu {
        position: static;
        box-shadow: none;
        border: none;
        padding: var(--space-2) 0 var(--space-2) var(--space-6);
        opacity: 1;
        visibility: visible;
        transform: none;
        display: none;
        background: transparent;
        z-index: auto !important;
    }
    
    .lang-dropdown.open .lang-menu {
        display: block;
    }
    
    .top-bar .lang-dropdown .lang-menu {
        background: transparent;
    }
    
    .top-bar .lang-dropdown .lang-menu .dropdown-item {
        color: rgba(255, 255, 255, 0.8);
    }
    
    .top-bar .lang-dropdown .lang-menu .dropdown-item:hover {
        background: rgba(255, 255, 255, 0.05);
    }
}

/* Fix for dropdown menu items */
.lang-dropdown .lang-menu .dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    transition: all var(--transition-fast);
    text-decoration: none;
    cursor: pointer;
    white-space: nowrap;
}

.lang-dropdown .lang-menu .dropdown-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
}

.lang-dropdown .lang-menu .dropdown-item .bi-check-lg {
    margin-left: auto;
    color: var(--color-secondary);
}

/* Fix header z-index stacking */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

/* Ensure top bar is above header */
.top-bar {
    position: relative;
    z-index: 1001;
}

/* Fix for language toggle in top bar */
.top-bar .lang-toggle {
    color: rgba(255, 255, 255, 0.8) !important;
    padding: var(--space-1) var(--space-2);
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.top-bar .lang-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white) !important;
}

.top-bar .lang-toggle .toggle-icon {
    font-size: 0.65rem;
    transition: transform var(--transition-fast);
}

.top-bar .lang-dropdown.open .lang-toggle .toggle-icon {
    transform: rotate(180deg);
}

/* Fix for dropdown arrow rotation */
.lang-dropdown .lang-toggle .toggle-icon {
    transition: transform var(--transition-fast);
}

.lang-dropdown.open .lang-toggle .toggle-icon {
    transform: rotate(180deg);
}

/* Fix for overlay blocking clicks */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    pointer-events: none; /* Don't block clicks when hidden */
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto; /* Block clicks when active */
}

/* Fix for mobile nav */
@media (max-width: 1024px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        max-width: 85vw;
        height: 100vh;
        background: var(--color-white);
        padding: var(--space-16) var(--space-6) var(--space-6);
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition-slow);
        overflow-y: auto;
        flex-direction: column;
        align-items: stretch;
        z-index: 9999 !important;
    }
    
    .nav-open {
        right: 0;
    }
    
    /* Hide language dropdown in mobile nav if it's in the top bar */
    .top-bar .lang-dropdown {
        z-index: 1002 !important;
    }
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.portal-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    background: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.875rem;
    transition: all var(--transition-base);
}

.portal-btn:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: var(--color-white);
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border: none;
    background: transparent;
    font-size: 1.5rem;
    color: var(--color-gray-700);
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-toggle:hover {
    background: var(--color-gray-100);
}

@media (max-width: 1024px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        max-width: 85vw;
        height: 100vh;
        background: var(--color-white);
        padding: var(--space-16) var(--space-6) var(--space-6);
        box-shadow: var(--shadow-2xl);
        transition: right var(--transition-slow);
        overflow-y: auto;
        flex-direction: column;
        align-items: stretch;
    }
    
    .nav-open {
        right: 0;
    }
    
    .nav-list {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-1);
    }
    
    .nav-link {
        padding: var(--space-3) var(--space-4);
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        padding: var(--space-2) 0 var(--space-2) var(--space-6);
        display: none;
    }
    
    .dropdown-open .dropdown-menu {
        display: block;
    }
    
    .header-actions {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Overlay */
.nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.nav-overlay.active {
    opacity: 1;
    visibility: visible;
}

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

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

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    background: 
        url('/storage/logos/hero-bg.png') center / cover no-repeat;
    filter: brightness(0.4) saturate(0.8);
}

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

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: -1;
    overflow: hidden;
}

.hero-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: rgba(244, 162, 97, 0.2);
    border-radius: 50%;
    animation: float-particle 20s infinite linear;
}

@keyframes float-particle {
    0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-10vh) rotate(720deg);
        opacity: 0;
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 700px;
    color: var(--color-white);
    padding: var(--space-8) 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--space-6);
}

.hero-badge i {
    color: var(--color-accent);
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    line-height: 1.05;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--space-6);
}

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

.hero-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    max-width: 540px;
    margin-bottom: var(--space-8);
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
}

.hero-stats {
    display: flex;
    gap: var(--space-8);
    padding-top: var(--space-8);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.hero-stat-number {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--color-white);
    font-family: var(--font-heading);
}

.hero-stat-label {
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.6);
}

.hero-scroll {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s infinite;
}

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

.hero-scroll i {
    font-size: 1.25rem;
}

/* Hero Image/Illustration */
.hero-visual {
    position: relative;
    z-index: 2;
}

.hero-visual img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
}

.hero-floating-card {
    position: absolute;
    background: var(--color-white);
    padding: var(--space-4) var(--space-6);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
    animation: float 6s ease-in-out infinite;
}

.hero-floating-card:nth-child(1) {
    top: -20px;
    right: -20px;
    animation-delay: 0s;
}

.hero-floating-card:nth-child(2) {
    bottom: -20px;
    left: -20px;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-12px);
    }
}

@media (max-width: 992px) {
    .hero {
        min-height: 90vh;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
        padding: var(--space-8) 0;
    }
    
    .hero-description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-stats {
        flex-wrap: wrap;
        gap: var(--space-6);
        justify-content: center;
    }
}

/* ============================================================
   SECTION COMMON
   ============================================================ */

.section {
    padding: var(--space-24) 0;
}

.section-alt {
    background: var(--color-off-white);
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto var(--space-16);
}

.section-header .badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    background: var(--color-primary-surface);
    color: var(--color-primary);
    font-size: 0.8125rem;
    font-weight: 600;
    margin-bottom: var(--space-4);
}

.section-header .badge i {
    font-size: 0.875rem;
}

.section-header h2 {
    margin-bottom: var(--space-4);
}

.section-header p {
    color: var(--color-gray-500);
    font-size: 1.125rem;
    line-height: 1.7;
}

/* ============================================================
   QUICK INFO CARDS
   ============================================================ */

.quick-info {
    margin-top: calc(-1 * var(--space-12));
    position: relative;
    z-index: 10;
}

.quick-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
}

.quick-info-item {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-6);
    background: var(--color-white);
    transition: all var(--transition-base);
}

.quick-info-item:hover {
    background: var(--color-primary-surface);
    transform: translateY(-2px);
}

.quick-info-icon {
    width: 52px;
    height: 52px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-primary-surface);
    color: var(--color-primary);
    font-size: 1.25rem;
}

.quick-info-item strong {
    display: block;
    font-size: 0.9375rem;
    color: var(--color-gray-900);
}

.quick-info-item small {
    display: block;
    font-size: 0.8125rem;
    color: var(--color-gray-500);
}

@media (max-width: 992px) {
    .quick-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .quick-info {
        margin-top: calc(-1 * var(--space-8));
    }
    
    .quick-info-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   ABOUT SECTION
   ============================================================ */

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.about-content .section-header {
    text-align: left;
    margin: 0 0 var(--space-8);
}

.about-content .section-header p {
    max-width: 100%;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
    margin: var(--space-8) 0;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.about-feature-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(42, 157, 143, 0.1);
    color: var(--color-secondary);
    margin-top: var(--space-1);
}

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

.about-feature-text p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--color-gray-500);
}

/* Gallery */
.about-gallery {
    position: relative;
    display: grid;
    grid-template-columns: 2fr 1fr;
    grid-template-rows: 300px 200px;
    gap: var(--space-4);
}

.about-gallery-main {
    grid-row: 1 / -1;
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.about-gallery-main img,
.about-gallery-small img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.about-gallery-main:hover img,
.about-gallery-small:hover img {
    transform: scale(1.05);
}

.about-gallery-small {
    border-radius: var(--radius-xl);
    overflow: hidden;
}

.about-gallery-badge {
    position: absolute;
    bottom: var(--space-6);
    left: var(--space-6);
    background: var(--color-white);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.about-gallery-badge i {
    font-size: 1.5rem;
    color: var(--color-accent);
}

.about-gallery-badge strong {
    display: block;
    font-size: 0.875rem;
    color: var(--color-gray-900);
}

.about-gallery-badge span {
    font-size: 0.75rem;
    color: var(--color-gray-500);
}

@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }
    
    .about-content .section-header {
        text-align: center;
    }
    
    .about-content .section-header p {
        max-width: 100%;
    }
}

@media (max-width: 640px) {
    .about-gallery {
        grid-template-columns: 1fr;
        grid-template-rows: 280px 180px 180px;
    }
    
    .about-gallery-main {
        grid-row: auto;
    }
}

/* ============================================================
   ACADEMICS SECTION
   ============================================================ */

.academics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.academic-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
    height: 100%;
}

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

.academic-card-image {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.academic-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.academic-card:hover .academic-card-image img {
    transform: scale(1.05);
}

.academic-card-tag {
    position: absolute;
    top: var(--space-4);
    left: var(--space-4);
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    background: var(--color-white);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gray-700);
    box-shadow: var(--shadow-sm);
}

.academic-card-body {
    padding: var(--space-6);
}

.academic-card-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-primary-surface);
    color: var(--color-primary);
    font-size: 1.25rem;
    margin-bottom: var(--space-4);
}

.academic-card-body h3 {
    margin-bottom: var(--space-2);
}

.academic-card-body p {
    color: var(--color-gray-500);
    font-size: 0.9375rem;
    margin-bottom: var(--space-4);
}

.academic-card-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.academic-card-features li {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.875rem;
    color: var(--color-gray-600);
}

.academic-card-features li i {
    color: var(--color-secondary);
}

@media (max-width: 992px) {
    .academics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .academics-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.feature-card {
    padding: var(--space-8);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-100);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary);
}

.feature-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-primary-surface);
    color: var(--color-primary);
    font-size: 1.5rem;
    margin-bottom: var(--space-4);
}

.feature-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-2);
}

.feature-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    margin: 0;
}

@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================================
   GALLERY SECTION
   ============================================================ */

.gallery-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: 300px 300px;
    gap: var(--space-4);
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    cursor: pointer;
}

.gallery-item:first-child {
    grid-row: 1 / -1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-item-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(transparent 50%, rgba(0, 0, 0, 0.6));
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: var(--space-6);
    color: var(--color-white);
}

.gallery-item-overlay strong {
    font-size: 1.125rem;
}

.gallery-item-overlay span {
    font-size: 0.875rem;
    opacity: 0.8;
}

@media (max-width: 992px) {
    .gallery-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 250px 250px 250px;
    }
    
    .gallery-item:first-child {
        grid-row: auto;
        grid-column: 1 / -1;
    }
}

@media (max-width: 640px) {
    .gallery-grid {
        grid-template-columns: 1fr;
        grid-template-rows: 200px 200px 200px 200px;
    }
}

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

.cta-section {
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(244, 162, 97, 0.1) 0%, transparent 60%),
        radial-gradient(circle at 80% 50%, rgba(231, 111, 81, 0.08) 0%, transparent 60%);
}

.cta-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);
    padding: var(--space-12) 0;
}

.cta-text {
    color: var(--color-white);
}

.cta-text .badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.1);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-4);
}

.cta-text h2 {
    color: var(--color-white);
    font-size: clamp(1.75rem, 3.5vw, 3rem);
    margin-bottom: var(--space-4);
}

.cta-text h2 span {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-text p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.0625rem;
    max-width: 480px;
}

.cta-actions {
    display: flex;
    gap: var(--space-4);
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .cta-content {
        flex-direction: column;
        text-align: center;
        padding: var(--space-8) 0;
    }
    
    .cta-text p {
        max-width: 100%;
    }
    
    .cta-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .cta-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ============================================================
   FAQ SECTION
   ============================================================ */

.faq-grid {
    max-width: 820px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.faq-item {
    background: var(--color-white);
    border: 1px solid var(--color-gray-100);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--color-gray-200);
}

.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    text-align: left;
    transition: all var(--transition-fast);
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-question i {
    font-size: 1.25rem;
    color: var(--color-gray-400);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
    color: var(--color-primary);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.faq-answer-inner {
    padding: 0 var(--space-6) var(--space-5);
    color: var(--color-gray-500);
    line-height: 1.7;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

/* ============================================================
   CONTACT SECTION
   ============================================================ */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--space-12);
}

.contact-info-item {
    display: flex;
    gap: var(--space-4);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.contact-info-item:hover {
    background: var(--color-gray-50);
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--color-primary-surface);
    color: var(--color-primary);
    font-size: 1.25rem;
}

.contact-info-text small {
    display: block;
    font-size: 0.75rem;
    color: var(--color-gray-400);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-info-text strong {
    display: block;
    color: var(--color-gray-900);
    font-size: 1rem;
}

.contact-form {
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    margin-bottom: var(--space-2);
}

.contact-form p {
    color: var(--color-gray-500);
    margin-bottom: var(--space-6);
}

.form-group {
    margin-bottom: var(--space-4);
}

.form-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--space-1);
}

.form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    transition: all var(--transition-fast);
    background: var(--color-white);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(15, 43, 61, 0.05);
}

.form-control::placeholder {
    color: var(--color-gray-400);
}

textarea.form-control {
    min-height: 130px;
    resize: vertical;
}

@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }
}

@media (max-width: 640px) {
    .contact-form {
        padding: var(--space-4);
    }
}

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

.footer {
    background: var(--color-primary);
    color: rgba(255, 255, 255, 0.7);
    padding-top: var(--space-16);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: var(--space-12);
    padding-bottom: var(--space-12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-brand .brand {
    margin-bottom: var(--space-4);
}

.footer-brand .brand-logo {
    background: rgba(255, 255, 255, 0.1);
}

.footer-brand p {
    max-width: 340px;
    font-size: 0.9375rem;
    line-height: 1.7;
}

.footer-social {
    display: flex;
    gap: var(--space-3);
    margin-top: var(--space-4);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-white);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background: var(--color-accent);
    transform: translateY(-2px);
}

.footer h5 {
    color: var(--color-white);
    font-size: 0.875rem;
    margin-bottom: var(--space-4);
}

.footer ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.footer ul a {
    font-size: 0.875rem;
    transition: all var(--transition-fast);
}

.footer ul a:hover {
    color: var(--color-white);
}

.footer-contact-item {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.footer-contact-item i {
    color: var(--color-accent);
    font-size: 1.125rem;
    margin-top: var(--space-1);
}

.footer-contact-item strong {
    display: block;
    color: var(--color-white);
    font-size: 0.8125rem;
}

.footer-contact-item span {
    font-size: 0.875rem;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-6) 0;
    font-size: 0.8125rem;
}

.footer-bottom a {
    transition: color var(--transition-fast);
}

.footer-bottom a:hover {
    color: var(--color-white);
}

@media (max-width: 992px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
}

@media (max-width: 640px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-3);
        text-align: center;
    }
}

/* ============================================================
   SCROLL TOP
   ============================================================ */

.scroll-top {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    width: 44px;
    height: 44px;
    border: none;
    border-radius: var(--radius-md);
    background: var(--color-primary);
    color: var(--color-white);
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    z-index: 999;
}

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

.scroll-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

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

[data-aos] {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

/* ============================================================
   UTILITY CLASSES
   ============================================================ */

.text-center { text-align: center; }
.text-white { color: var(--color-white); }
.text-muted { color: var(--color-gray-500); }

.mt-1 { margin-top: var(--space-1); }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-5 { margin-top: var(--space-5); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-1 { margin-bottom: var(--space-1); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-5 { margin-bottom: var(--space-5); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}
/* ============================================================
   WHATSAPP CHAT BUTTON - BOTTOM LEFT
   ============================================================ */

.whatsapp-chat {
    position: fixed;
    bottom: var(--space-6);
    left: var(--space-6);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
}

/* ============================================================
   FLOATING BUTTON
   ============================================================ */

.whatsapp-button {
    width: 64px;
    height: 64px;
    border: none;
    border-radius: 50%;
    background: #25D366;
    color: #fff;
    cursor: pointer;
    box-shadow: 
        0 4px 20px rgba(37, 211, 102, 0.4),
        0 8px 40px rgba(37, 211, 102, 0.2);
    transition: all var(--transition-base);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.whatsapp-button:hover {
    transform: scale(1.08) translateY(-4px);
    box-shadow: 
        0 8px 30px rgba(37, 211, 102, 0.5),
        0 12px 50px rgba(37, 211, 102, 0.25);
}

.whatsapp-button:active {
    transform: scale(0.95);
}

.whatsapp-button .whatsapp-icon-wrapper {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
}

.whatsapp-button .whatsapp-icon {
    font-size: 32px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

/* Pulse Animation */
.whatsapp-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 3px solid #25D366;
    opacity: 0;
    animation: whatsappPulse 2s ease-out infinite;
}

.whatsapp-pulse:nth-child(2) {
    animation-delay: 1s;
}

@keyframes whatsappPulse {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

/* ============================================================
   NOTIFICATION BADGE
   ============================================================ */

.whatsapp-notification {
    position: fixed;
    bottom: 82px;
    left: 78px;
    background: #FF4444;
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 6px;
    box-shadow: 0 2px 8px rgba(255, 68, 68, 0.3);
    z-index: 10000;
    opacity: 0;
    transform: scale(0.5);
    transition: all var(--transition-base);
    pointer-events: none;
}

.whatsapp-notification.show {
    opacity: 1;
    transform: scale(1);
}

/* ============================================================
   CHAT POPUP
   ============================================================ */

.whatsapp-popup {
    position: absolute;
    bottom: 80px;
    left: 0;
    width: 340px;
    max-width: calc(100vw - var(--space-8));
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.15),
        0 8px 24px rgba(0, 0, 0, 0.05);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all var(--transition-slow);
    transform-origin: bottom left;
    overflow: hidden;
}

.whatsapp-popup.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* ============================================================
   POPUP HEADER
   ============================================================ */

.whatsapp-popup-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-4) var(--space-5);
    background: #075E54;
    color: #fff;
}

.whatsapp-popup-avatar {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    font-size: 20px;
}

.whatsapp-popup-info {
    flex: 1;
    min-width: 0;
}

.whatsapp-popup-info strong {
    display: block;
    font-size: 0.9375rem;
    font-weight: 600;
}

.whatsapp-popup-info span {
    display: block;
    font-size: 0.75rem;
    opacity: 0.8;
}

.whatsapp-popup-close {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.whatsapp-popup-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

/* ============================================================
   POPUP BODY
   ============================================================ */

.whatsapp-popup-body {
    padding: var(--space-4) var(--space-5);
    min-height: 120px;
    max-height: 300px;
    overflow-y: auto;
    background: #ECE5DD;
    position: relative;
}

/* Chat Messages */
.whatsapp-message {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    animation: messageIn 0.3s ease;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.whatsapp-message-bubble {
    background: #fff;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    border-top-left-radius: 4px;
    max-width: 90%;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.whatsapp-message-bubble p {
    margin: 0;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-gray-800);
}

.whatsapp-message-bubble p:not(:last-child) {
    margin-bottom: var(--space-2);
}

.whatsapp-message-time {
    font-size: 0.6875rem;
    color: rgba(0, 0, 0, 0.45);
    margin-top: var(--space-1);
    margin-left: var(--space-2);
}

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

.whatsapp-popup-footer {
    padding: var(--space-4) var(--space-5);
    border-top: 1px solid var(--color-gray-100);
    background: #fff;
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.whatsapp-start-chat {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-md);
    background: #25D366;
    color: #fff;
    font-weight: 600;
    font-size: 0.9375rem;
    text-decoration: none;
    transition: all var(--transition-fast);
    border: none;
    cursor: pointer;
}

.whatsapp-start-chat:hover {
    background: #1DA851;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
    text-decoration: none;
}

.whatsapp-start-chat:active {
    transform: scale(0.98);
}

.whatsapp-start-chat i:last-child {
    transition: transform var(--transition-fast);
}

.whatsapp-start-chat:hover i:last-child {
    transform: translateX(4px);
}

.whatsapp-powered {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-size: 0.6875rem;
    color: var(--color-gray-400);
}

.whatsapp-powered i {
    color: #25D366;
    font-size: 0.75rem;
}

/* ============================================================
   SCROLLBAR STYLING
   ============================================================ */

.whatsapp-popup-body::-webkit-scrollbar {
    width: 4px;
}

.whatsapp-popup-body::-webkit-scrollbar-track {
    background: transparent;
}

.whatsapp-popup-body::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 2px;
}

.whatsapp-popup-body::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

/* ============================================================
   MOBILE RESPONSIVE
   ============================================================ */

@media (max-width: 768px) {
    .whatsapp-chat {
        bottom: var(--space-4);
        left: var(--space-4);
    }
    
    .whatsapp-button {
        width: 56px;
        height: 56px;
    }
    
    .whatsapp-button .whatsapp-icon {
        font-size: 28px;
    }
    
    .whatsapp-popup {
        width: calc(100vw - var(--space-6));
        left: 0;
        bottom: 72px;
        max-height: 80vh;
    }
    
    .whatsapp-notification {
        bottom: 74px;
        left: 70px;
    }
}

@media (max-width: 480px) {
    .whatsapp-button {
        width: 52px;
        height: 52px;
    }
    
    .whatsapp-button .whatsapp-icon {
        font-size: 24px;
    }
    
    .whatsapp-popup {
        width: calc(100vw - var(--space-4));
        bottom: 64px;
        left: 0;
        border-radius: var(--radius-md);
    }
    
    .whatsapp-popup-header {
        padding: var(--space-3) var(--space-4);
    }
    
    .whatsapp-popup-body {
        padding: var(--space-3) var(--space-4);
        min-height: 100px;
        max-height: 250px;
    }
    
    .whatsapp-popup-footer {
        padding: var(--space-3) var(--space-4);
    }
    
    .whatsapp-notification {
        bottom: 66px;
        left: 64px;
        min-width: 18px;
        height: 18px;
        font-size: 10px;
    }
}