/* ========================================
   ENHANCED LANDING PAGE STYLES
   Modern, Bold, Eye-Catching Design
   ======================================== */

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

:root {
    --primary-color: #003d7a;
    --primary-light: #0052a3;
    --primary-dark: #002850;
    --secondary-color: #dc2626;
    --secondary-light: #ef4444;
    --secondary-dark: #b91c1c;
    --accent-blue: #0056b3;
    --accent-teal: #00a896;
    --text-dark: #1a1a1a;
    --text-medium: #4a4a4a;
    --text-light: #6b7280;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #003d7a 0%, #0052a3 100%);
    --gradient-secondary: linear-gradient(135deg, #dc2626 0%, #ef4444 100%);
    --gradient-hero: linear-gradient(135deg, rgba(0, 61, 122, 0.95) 0%, rgba(0, 86, 179, 0.92) 50%, rgba(0, 168, 150, 0.90) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 48px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 20px rgba(220, 38, 38, 0.3);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
    scroll-behavior: smooth;
}

html {
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   NAVIGATION - MODERN & STICKY
   ======================================== */
.navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    border-bottom-color: var(--secondary-color);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.nav-brand .logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
    display: block;
}

.nav-brand .logo-img:hover {
    transform: scale(1.05);
}

.nav-brand .logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin: 0;
    display: none; /* Hidden when logo image loads */
}

/* Show text only if logo image fails to load */
.nav-brand:has(.logo-img[style*="display: none"]) .logo-text {
    display: block;
}

.nav-brand h1 {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.75rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    gap: 2.5rem;
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    transition: all 0.3s;
    letter-spacing: 0.3px;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-secondary);
    transition: width 0.3s ease;
    border-radius: 2px;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 3px;
    transition: 0.3s;
}

/* ========================================
   HERO SECTION - STUNNING & DYNAMIC
   ======================================== */
.hero {
    background: var(--gradient-hero);
    color: white;
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
    scroll-snap-align: start;
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    animation: bounce 2s infinite;
}

.scroll-indicator::before {
    content: '↓';
    color: white;
    font-size: 2rem;
    opacity: 0.8;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Animated background pattern */
.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(220, 38, 38, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Hero Background Slider */
.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 2s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-slide.active {
    opacity: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.hero-logo {
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out;
}

.hero-logo-img {
    max-width: 300px;
    max-height: 150px;
    width: auto;
    height: auto;
    object-fit: contain;
    filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.3));
    animation: float-gentle 6s ease-in-out infinite;
}

@keyframes float-gentle {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.hero-title {
    font-size: 3.75rem;
    font-weight: 900;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease-out;
    line-height: 1.1;
    letter-spacing: -1px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.hero-title span {
    background: linear-gradient(120deg, #ffffff 0%, #ef4444 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
    opacity: 0.98;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
    letter-spacing: 0.5px;
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.8;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

/* ========================================
   BUTTONS - BOLD & INTERACTIVE
   ======================================== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 3px solid transparent;
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    font-size: 0.9rem;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: white;
    color: var(--primary-color);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.25), var(--shadow-glow);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 20px rgba(220, 38, 38, 0.4);
}

.btn-app {
    background: var(--gradient-primary);
    color: white;
    width: 100%;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.btn-app:hover {
    background: var(--gradient-secondary);
    transform: translateY(-3px) scale(1.02);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* ========================================
   SECTION STYLES - ELEGANT & SPACIOUS
   ======================================== */
section {
    padding: 6rem 0;
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    scroll-snap-align: start;
    scroll-snap-stop: always;
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
    font-weight: 800;
    letter-spacing: -0.5px;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 5px;
    background: var(--gradient-secondary);
    border-radius: 3px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.25rem;
    margin-bottom: 4rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   APPLICATIONS - CARD DESIGN
   ======================================== */
.applications {
    background: #e8e8e8;
    position: relative;
}

.applications::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle at 20% 50%, rgba(0, 61, 122, 0.05) 0%, transparent 50%),
                      radial-gradient(circle at 80% 80%, rgba(220, 38, 38, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    width: 100%;
}

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

.app-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-secondary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

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

.app-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--secondary-color);
}

.app-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    transition: all 0.4s ease;
    box-shadow: var(--shadow-md);
}

.app-card:hover .app-icon {
    transform: rotateY(360deg) scale(1.1);
    background: var(--gradient-secondary);
    box-shadow: var(--shadow-glow);
}

.app-icon svg {
    width: 60%;
    height: 60%;
}

.app-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 700;
}

.app-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.05rem;
}

/* ========================================
   PROJECTS - VISUAL SHOWCASE
   ======================================== */
.projects {
    background: #e8e8e8;
    position: relative;
}

.projects::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: none;
    pointer-events: none;
}

.project-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
    width: 100%;
}

.project-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid var(--border-color);
}

.project-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: var(--secondary-color);
}

.project-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
    position: relative;
    background: var(--gradient-primary);
}

.project-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
    opacity: 0;
    transition: opacity 0.4s;
}

.project-card:hover .project-image::after {
    opacity: 1;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.1) rotate(2deg);
}

.project-content {
    padding: 2rem;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 700;
}

.project-content p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
    font-size: 1.05rem;
}

.project-tag {
    display: inline-block;
    background: var(--gradient-secondary);
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 25px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    box-shadow: var(--shadow-sm);
}

/* ========================================
   POLICIES - PROFESSIONAL LAYOUT
   ======================================== */
.policies {
    background: #e8e8e8;
    position: relative;
}

.policies::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: none;
    pointer-events: none;
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    width: 100%;
}

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

.policy-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: all 0.4s ease;
    border: 2px solid transparent;
    position: relative;
}

.policy-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 20px;
    opacity: 0;
    transition: opacity 0.4s;
    z-index: -1;
}

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

.policy-card:hover::before {
    opacity: 0.05;
}

.policy-icon {
    width: 64px;
    height: 64px;
    margin-bottom: 1.5rem;
    background: var(--gradient-secondary);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    box-shadow: var(--shadow-md);
    transition: all 0.4s;
}

.policy-card:hover .policy-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.policy-icon svg {
    width: 60%;
    height: 60%;
}

.policy-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 700;
}

.policy-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.policy-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 700;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.05rem;
}

.policy-link:hover {
    color: var(--secondary-color);
    gap: 0.75rem;
}

.policy-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.policy-link-download {
    color: var(--text-light);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.policy-link-download:hover {
    color: var(--secondary-color);
}

/* ========================================
   ANNOUNCEMENTS - TIMELINE STYLE
   ======================================== */
.announcements {
    background: #e8e8e8;
    position: relative;
}

.announcements::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: none;
    pointer-events: none;
}

.announcement-list {
    max-width: 900px;
    margin: 0 auto;
}

.announcement-item {
    display: flex;
    gap: 2.5rem;
    padding: 2.5rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 20px;
    margin-bottom: 2rem;
    border-left: 6px solid var(--secondary-color);
    box-shadow: var(--shadow-md);
    transition: all 0.4s ease;
    position: relative;
}

.announcement-item::before {
    content: '';
    position: absolute;
    left: -15px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 24px;
    background: var(--secondary-color);
    border-radius: 50%;
    border: 4px solid white;
    box-shadow: var(--shadow-md);
}

.announcement-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-lg);
}

.announcement-date {
    font-weight: 800;
    color: var(--secondary-color);
    min-width: 110px;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
}

.announcement-content h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 700;
}

.announcement-content p {
    color: var(--text-medium);
    line-height: 1.8;
    font-size: 1.05rem;
}

/* ========================================
   CONTACT - CLEAR & ACCESSIBLE
   ======================================== */
.contact {
    background: #e8e8e8;
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: none;
    pointer-events: none;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    width: 100%;
}

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

.contact-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 2px solid transparent;
    transition: all 0.4s ease;
}

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

.contact-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    transition: all 0.4s;
    box-shadow: var(--shadow-md);
}

.contact-card:hover .contact-icon {
    background: var(--gradient-secondary);
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.contact-icon svg {
    width: 55%;
    height: 55%;
}

.contact-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
    font-weight: 700;
}

.contact-card p {
    color: var(--text-light);
    font-size: 1.05rem;
}

.contact-card a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.contact-card a:hover {
    color: var(--secondary-color);
}

/* ========================================
   FOOTER - MODERN & INFORMATIVE
   ======================================== */
.footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: white;
    padding: 4rem 0 1.5rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-secondary);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    grid-column: span 1;
}

.footer-logo {
    max-width: 180px;
    max-height: 80px;
    width: auto;
    height: auto;
    object-fit: contain;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
    opacity: 0.9;
    transition: all 0.3s ease;
}

.footer-logo:hover {
    opacity: 1;
    transform: scale(1.05);
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1.5rem;
    font-weight: 700;
    font-size: 1.2rem;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    transition: all 0.3s;
    display: inline-block;
}

.footer-section a:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
}

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Scroll 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);
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */
@media (max-width: 768px) {
    html {
        scroll-snap-type: none;
    }
    
    section {
        min-height: auto;
        scroll-snap-align: none;
    }
    
    .hamburger {
        display: flex;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 1.5rem;
        box-shadow: var(--shadow-lg);
        gap: 1rem;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu a::after {
        display: none;
    }

    .hero {
        min-height: 550px;
        padding: 4rem 0;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.4rem;
    }

    .section-title {
        font-size: 2.25rem;
    }

    .section-subtitle {
        font-size: 1.1rem;
    }

    .announcement-item {
        flex-direction: column;
        gap: 1rem;
        padding-left: 2rem;
    }

    .announcement-item::before {
        left: -12px;
        width: 20px;
        height: 20px;
    }

    .project-grid,
    .app-grid,
    .policy-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 0;
        min-height: 500px;
    }

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

    section {
        padding: 4rem 0;
    }

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

    .btn {
        width: 100%;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* ========================================
   NOTIFICATION STYLES
   ======================================== */
.path-notification {
    position: fixed;
    top: 20px;
    right: 20px;
    max-width: 500px;
    background: white;
    border-radius: 16px;
    box-shadow: var(--shadow-xl);
    transform: translateX(600px);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 10000;
    border-left: 5px solid var(--secondary-color);
}

.path-notification.show {
    transform: translateX(0);
}

.notification-content {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    align-items: flex-start;
}

.notification-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.notification-text {
    flex: 1;
}

.notification-text strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-size: 1rem;
}

.notification-text p {
    margin: 0.5rem 0;
    color: var(--text-light);
    font-size: 0.875rem;
    word-break: break-all;
}

.notification-text code {
    background: var(--bg-light);
    padding: 0.125rem 0.375rem;
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--primary-color);
    font-family: 'Courier New', monospace;
}

.notification-text small {
    display: block;
    margin-top: 0.5rem;
    color: var(--text-light);
    font-size: 0.75rem;
}

.notification-text kbd {
    background: var(--text-dark);
    color: white;
    padding: 0.125rem 0.375rem;
    border-radius: 3px;
    font-size: 0.75rem;
    font-family: 'Courier New', monospace;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.notification-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-light);
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s;
    flex-shrink: 0;
}

.notification-close:hover {
    background: var(--bg-light);
    color: var(--text-dark);
}

@media (max-width: 768px) {
    .path-notification {
        max-width: calc(100% - 40px);
        right: 20px;
        left: 20px;
    }
}