/* ==========================================
   CSS RESET & BASE STYLES
   ========================================== */

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

:root {
    /* Colors */
    --color-primary: #667eea;
    --color-primary-dark: #5568d3;
    --color-primary-light: #7c8ef0;
    --color-secondary: #764ba2;
    --color-accent: #f093fb;

    --color-bg-dark: #ffffff;
    --color-bg-darker: #f8f9fa;
    --color-bg-card: #ffffff;
    --color-bg-card-hover: #f0f0f5;

    --color-text-primary: #1a1a2e;
    --color-text-secondary: #4a5568;
    --color-text-muted: #718096;

    --color-border: rgba(0, 0, 0, 0.1);
    --color-border-light: rgba(0, 0, 0, 0.05);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-dark: linear-gradient(180deg, rgba(15, 15, 35, 0) 0%, rgba(15, 15, 35, 0.8) 100%);

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

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 30px rgba(102, 126, 234, 0.3);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text-primary);
    background-color: var(--color-bg-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

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

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border-light);
    transition: all var(--transition-base);
}

.header-top {
    background-color: rgba(248, 249, 250, 0.8);
    border-bottom: 1px solid var(--color-border-light);
    padding: var(--spacing-xs) 0;
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: var(--font-size-sm);
}

.header-top-left {
    display: flex;
    gap: var(--spacing-lg);
}

.header-top-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.header-top-link:hover {
    color: var(--color-primary);
}

.header-top-link .icon {
    width: 16px;
    height: 16px;
}

.btn-login {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--gradient-primary);
    color: white;
    text-decoration: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-base);
}

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

/* Navbar */
.navbar {
    padding: var(--spacing-xs) 0;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
    color: var(--color-text-primary);
    font-size: var(--font-size-xl);
    font-weight: 700;
    transition: transform var(--transition-base);
}

.logo:hover {
    transform: scale(1.05);
}

.logo-text {
    font-size: var(--font-size-md);
    font-weight: 600;
    text-wrap: nowrap;
}

.logo-icon {
    filter: drop-shadow(0 0 10px rgba(102, 126, 234, 0.5));
}

.logo-img {
    max-height: 40px;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all var(--transition-base);
}

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

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

.nav-item {
    position: relative;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

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

.dropdown-icon {
    transition: transform var(--transition-fast);
}

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

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-xl);
    margin-top: var(--spacing-sm);
}

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

.dropdown-menu li {
    margin: 0;
}

.dropdown-link {
    display: block;
    padding: var(--spacing-xs);
    color: var(--color-text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
}

.dropdown-link:hover {
    background-color: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
    transform: translateX(5px);
}

/* ==========================================
   BUTTON STYLES
   ========================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-text-primary);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    background-color: rgba(102, 126, 234, 0.1);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

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

.hero {
    position: relative;
    min-height: 640px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 140px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 0%, rgba(102, 126, 234, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(118, 75, 162, 0.15) 0%, transparent 50%);
}

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

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

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
    animation: fadeInUp 0.8s ease;
}

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

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.scroll-indicator:hover {
    color: var(--color-primary);
}

/* ==========================================
   SECTION STYLES
   ========================================== */

.section-header {
    text-align: center;
    max-width: 1000px;
    margin: 0 auto var(--spacing-xl);
}

.section-label {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.section-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

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

.features {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-darker);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-md);
}

.feature-card {
    padding: var(--spacing-md);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.feature-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    color: white;
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.feature-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ==========================================
   OFFER SECTION
   ========================================== */

.offer {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-dark);
}

.offer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: var(--spacing-md);
}

.offer-card {
    padding: var(--spacing-md);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.offer-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.25);
}

.offer-card-header {
    margin-bottom: var(--spacing-lg);
}

.offer-icon {
    width: 72px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    color: white;
}

.offer-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.offer-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.offer-features {
    list-style: none;
    margin-bottom: var(--spacing-xl);
    flex-grow: 1;
}

.offer-features li {
    padding: var(--spacing-sm) 0;
    color: var(--color-text-secondary);
    position: relative;
    padding-left: var(--spacing-lg);
}

.offer-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-primary);
    font-weight: bold;
}

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

.cta {
    padding: var(--spacing-xl) 0;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: "";
    position: absolute;
    inset: 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='%23ffffff' 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");
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 1000px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: white;
}

.cta-description {
    font-size: var(--font-size-xl);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

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

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

.cta .btn-primary:hover {
    background-color: rgba(255, 255, 255, 0.9);
}

.cta .btn-secondary {
    border-color: white;
    color: white;
}

.cta .btn-secondary:hover {
    background-color: rgba(0, 0, 0, 0.1);
}

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

.footer {
    background-color: var(--color-bg-darker);
    padding: var(--spacing-xl) 0 var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-secondary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: var(--gradient-primary);
    color: white;
    border-color: transparent;
    transform: translateY(-3px);
}

.footer-heading {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.footer-links,
.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-link {
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    display: inline-block;
}

.footer-link:hover {
    color: var(--color-primary);
    transform: translateX(5px);
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    color: var(--color-text-secondary);
    line-height: 1.6;
}

.footer-contact .icon {
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    /* padding-top: var(--spacing-sm); */
    border-top: 1px solid var(--color-border);
    text-align: right;
}

.footer-copyright {
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
}

/* ==========================================
   PAGE HERO (for subpages)
   ========================================== */

.page-hero {
    padding: 120px 0 0;
    background: radial-gradient(circle at 50% 0%, rgba(102, 126, 234, 0.15) 0%, transparent 50%);
    position: relative;
}

.page-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    /* background: var(--gradient-dark); */
}

.page-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.page-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-description {
    font-size: var(--font-size-xl);
    color: var(--color-text-secondary);
    line-height: 1.8;
}

/* ==========================================
   RECRUITMENT SECTION
   ========================================== */

.recruitment-section {
    padding: var(--spacing-xs) 0;
    background-color: var(--color-bg-dark);
}

.timeline {
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
}

.timeline-item {
    display: flex;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-marker {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(102, 126, 234, 0.5);
    position: relative;
    z-index: 1;
}

.timeline-number {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: white;
}

.timeline-content {
    flex: 1;
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.timeline-content:hover {
    transform: translateX(10px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.timeline-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.timeline-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.timeline-date {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* ==========================================
   REQUIREMENTS SECTION
   ========================================== */

.requirements-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-darker);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.requirement-card {
    padding: var(--spacing-xl);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.requirement-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.requirement-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    margin: 0 auto var(--spacing-lg);
    color: white;
}

.requirement-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.requirement-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

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

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .nav-list {
        gap: var(--spacing-md);
    }
}

@media (max-width: 768px) {
    .header-top {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--color-bg-card);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--spacing-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }

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

    .nav-list {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: var(--spacing-md);
        justify-content: space-between;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        margin-top: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
        padding: 0;
        border: none;
        background: transparent;
    }

    .nav-item.has-dropdown.active .dropdown-menu {
        max-height: 500px;
        padding: var(--spacing-sm);
    }

    .nav-actions {
        width: 100%;
        margin-top: var(--spacing-md);
    }

    .nav-actions .btn {
        width: 100%;
    }

    .hero {
        padding-top: 100px;
        min-height: 90vh;
    }
}

.timeline-date {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(102, 126, 234, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* ==========================================
   REQUIREMENTS SECTION
   ========================================== */

.requirements-section {
    padding: var(--spacing-3xl) 0;
    background-color: var(--color-bg-darker);
}

.requirements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

.requirement-card {
    padding: var(--spacing-xl);
    background-color: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.requirement-card:hover {
    transform: translateY(-5px);
    border-color: var(--color-primary);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.requirement-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    margin: 0 auto var(--spacing-lg);
    color: white;
}

.requirement-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-primary);
}

.requirement-description {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

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

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    40% {
        transform: translateX(-50%) translateY(-10px);
    }

    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }

    .nav-list {
        gap: var(--spacing-md);
    }

    .features-grid,
    .offer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .header-top {
        display: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: var(--color-bg-card);
        border-bottom: 1px solid var(--color-border);
        flex-direction: column;
        padding: var(--spacing-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        max-height: calc(100vh - 70px);
        overflow-y: auto;
    }

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

    .nav-list {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        width: 100%;
        padding: var(--spacing-md);
        justify-content: space-between;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        margin-top: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-base);
        padding: 0;
        border: none;
        background: transparent;
    }

    .nav-item.has-dropdown.active .dropdown-menu {
        max-height: 500px;
        padding: var(--spacing-sm);
    }

    .nav-actions {
        width: 100%;
        margin-top: var(--spacing-md);
    }

    .nav-actions .btn {
        width: 100%;
    }

    .hero {
        padding-top: 100px;
        min-height: 90vh;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .features-grid,
    .offer-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    /* Timeline responsive */
    .timeline::before {
        left: 20px;
    }

    .timeline-marker {
        width: 40px;
        height: 40px;
    }

    .timeline-number {
        font-size: var(--font-size-lg);
    }

    .timeline-item {
        gap: var(--spacing-md);
    }

    .requirements-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .btn-lg {
        padding: var(--spacing-sm) var(--spacing-lg);
        font-size: var(--font-size-base);
    }
}