/* ========================================
   EC-DPO Лендинг — Сине-белая палитра
   ======================================== */

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

:root {
    --blue-900: #0a1628;
    --blue-800: #0f2341;
    --blue-700: #153566;
    --blue-600: #1a4d8f;
    --blue-500: #2563eb;
    --blue-400: #3b82f6;
    --blue-300: #60a5fa;
    --blue-200: #93c5fd;
    --blue-100: #dbeafe;
    --blue-50:  #eff6ff;
    --white:    #ffffff;
    --gray-50:  #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    --accent:   #f59e0b;
    --accent-hover: #d97706;
    --success:  #10b981;
    --error:    #ef4444;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow:    0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-md: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0,0,0,0.15);
    --radius-sm: 0.375rem;
    --radius:    0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--gray-700);
    background: var(--white);
    overflow-x: hidden;
}

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

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

ul, ol {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

h1 { font-size: clamp(2rem, 5vw, 3.25rem); letter-spacing: -0.025em; }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.25rem); letter-spacing: -0.02em; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.1rem; }

p { margin-bottom: 1rem; }

.text-blue { color: var(--blue-500); }
.text-white { color: var(--white); }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    font-family: inherit;
    line-height: 1.4;
    white-space: nowrap;
}

.btn-primary {
    background: var(--blue-500);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
    background: var(--blue-600);
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
    transform: translateY(-2px);
}

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

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

.btn-white {
    background: var(--white);
    color: var(--blue-700);
    box-shadow: var(--shadow-md);
}

.btn-white:hover {
    background: var(--blue-50);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-amber {
    background: var(--accent);
    color: var(--gray-900);
    box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.btn-amber:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 10px 24px;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 18px 40px;
    font-size: 1.05rem;
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    padding: 10px 0;
    box-shadow: var(--shadow-sm);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--white);
    transition: color var(--transition);
}

.navbar.scrolled .nav-logo {
    color: var(--blue-800);
}

.nav-logo-icon {
    width: 38px;
    height: 38px;
    background: var(--blue-500);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-weight: 900;
    font-size: 0.85rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255,255,255,0.85);
    position: relative;
    padding: 4px 0;
}

.navbar.scrolled .nav-links a {
    color: var(--gray-600);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--blue-400);
    transition: width var(--transition);
}

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

.nav-links a:hover {
    color: var(--white);
}

.navbar.scrolled .nav-links a:hover {
    color: var(--blue-500);
}

.nav-cta {
    padding: 10px 24px !important;
    font-size: 0.85rem !important;
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
}

.mobile-toggle span {
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: all var(--transition);
}

.navbar.scrolled .mobile-toggle span {
    background: var(--gray-800);
}

/* --- Hero --- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 50%, var(--blue-600) 100%);
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.3) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-glow 8s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    animation: float-glow 10s ease-in-out infinite reverse;
}

@keyframes float-glow {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(30px, -20px) scale(1.05); }
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--blue-200);
    margin-bottom: 24px;
    backdrop-filter: blur(8px);
}

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

@keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 {
    color: var(--white);
    margin-bottom: 24px;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--blue-200), var(--blue-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-desc {
    font-size: 1.1rem;
    color: rgba(255,255,255,0.75);
    line-height: 1.7;
    margin-bottom: 36px;
    max-width: 520px;
}

.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 40px;
}

.hero-stat {
    text-align: left;
}

.hero-stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 4px;
}

.hero-stat-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.55);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-card {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-2xl);
    padding: 32px;
    width: 100%;
    max-width: 440px;
    box-shadow: var(--shadow-xl);
}

.hero-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.hero-card-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--blue-400), var(--blue-600));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--white);
    flex-shrink: 0;
}

.hero-card-title {
    color: var(--white);
    font-size: 1rem;
    font-weight: 600;
}

.hero-card-subtitle {
    color: rgba(255,255,255,0.5);
    font-size: 0.8rem;
}

.hero-card-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.hero-card-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: rgba(255,255,255,0.05);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.06);
    transition: all var(--transition);
    cursor: default;
}

.hero-card-item:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.15);
    transform: translateX(4px);
}

.hero-card-item-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.icon-pk {
    background: rgba(59, 130, 246, 0.2);
    color: var(--blue-300);
}

.icon-pp {
    background: rgba(16, 185, 129, 0.2);
    color: #6ee7b7;
}

.icon-courses {
    background: rgba(245, 158, 11, 0.2);
    color: #fcd34d;
}

.hero-card-item-text {
    color: rgba(255,255,255,0.85);
    font-size: 0.9rem;
    font-weight: 500;
}

.hero-card-item-arrow {
    margin-left: auto;
    color: rgba(255,255,255,0.3);
    transition: all var(--transition);
}

.hero-card-item:hover .hero-card-item-arrow {
    color: var(--white);
    transform: translateX(4px);
}

/* Floating elements */
.hero-float {
    position: absolute;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 10px;
    animation: float 6s ease-in-out infinite;
    z-index: 3;
}

.hero-float-1 {
    top: 10%;
    right: -10%;
    animation-delay: 0s;
}

.hero-float-2 {
    bottom: 15%;
    left: -5%;
    animation-delay: -3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.hero-float-icon {
    font-size: 1.4rem;
}

.hero-float-text {
    color: var(--white);
    font-size: 0.8rem;
    font-weight: 600;
}

.hero-float-sub {
    color: rgba(255,255,255,0.5);
    font-size: 0.7rem;
}

/* --- Section Common --- */
.section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 60px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--blue-500);
    margin-bottom: 16px;
}

.section-label::before,
.section-label::after {
    content: '';
    width: 20px;
    height: 1px;
    background: var(--blue-300);
}

.section-header h2 {
    margin-bottom: 16px;
}

.section-header p {
    color: var(--gray-500);
    font-size: 1.05rem;
}

/* --- Programs (Cards) --- */
.programs {
    background: var(--gray-50);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.program-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 0;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-100);
    transition: all var(--transition);
    display: flex;
    flex-direction: column;
}

.program-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: var(--blue-200);
}

.program-card-top {
    height: 8px;
    background: linear-gradient(90deg, var(--blue-500), var(--blue-300));
}

.program-card-top.green {
    background: linear-gradient(90deg, var(--success), #6ee7b7);
}

.program-card-top.amber {
    background: linear-gradient(90deg, var(--accent), #fcd34d);
}

.program-card-body {
    padding: 32px 28px 28px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.program-card-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.program-card-icon.blue {
    background: var(--blue-50);
    color: var(--blue-500);
}

.program-card-icon.green {
    background: #ecfdf5;
    color: var(--success);
}

.program-card-icon.amber {
    background: #fffbeb;
    color: var(--accent);
}

.program-card h3 {
    margin-bottom: 12px;
}

.program-card p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.65;
    margin-bottom: 20px;
    flex: 1;
}

.program-card-features {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.program-card-feature {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--gray-600);
}

.program-card-feature svg {
    width: 16px;
    height: 16px;
    color: var(--success);
    flex-shrink: 0;
}

.program-card-footer {
    margin-top: auto;
}

.program-card-link {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--blue-500);
    transition: all var(--transition);
}

.program-card-link:hover {
    color: var(--blue-700);
    gap: 12px;
}

/* --- Advantages --- */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.advantage-card {
    text-align: center;
    padding: 36px 24px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    transition: all var(--transition);
    background: var(--white);
}

.advantage-card:hover {
    border-color: var(--blue-200);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.advantage-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--blue-50);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    transition: all var(--transition);
}

.advantage-card:hover .advantage-icon {
    background: var(--blue-500);
    transform: scale(1.05);
}

.advantage-card:hover .advantage-icon span {
    filter: brightness(10);
}

.advantage-card h4 {
    margin-bottom: 8px;
}

.advantage-card p {
    font-size: 0.85rem;
    color: var(--gray-500);
    margin-bottom: 0;
}

/* --- SEO Text Block --- */
.seo-block {
    background: var(--white);
}

.seo-content {
    max-width: 900px;
    margin: 0 auto;
    background: linear-gradient(135deg, var(--blue-50), var(--white));
    border: 1px solid var(--blue-100);
    border-radius: var(--radius-2xl);
    padding: 48px;
}

.seo-content h2 {
    margin-bottom: 20px;
}

.seo-content p {
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 16px;
}

.seo-content strong {
    color: var(--blue-700);
}

.seo-content ul {
    margin: 16px 0 24px;
    padding-left: 0;
}

.seo-content ul li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px;
    color: var(--gray-600);
    line-height: 1.7;
}

.seo-content ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 8px;
    height: 8px;
    background: var(--blue-400);
    border-radius: 50%;
}

/* --- Form Section --- */
.form-section {
    background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 60%, var(--blue-600) 100%);
    position: relative;
    overflow: hidden;
}

.form-section::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
    border-radius: 50%;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.form-info h2 {
    color: var(--white);
    margin-bottom: 20px;
}

.form-info p {
    color: rgba(255,255,255,0.7);
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

.form-benefits {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.form-benefit {
    display: flex;
    align-items: center;
    gap: 14px;
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
}

.form-benefit-icon {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--blue-300);
}

.form-card {
    background: var(--white);
    border-radius: var(--radius-2xl);
    padding: 40px;
    box-shadow: var(--shadow-xl);
}

.form-card h3 {
    margin-bottom: 8px;
}

.form-card-subtitle {
    color: var(--gray-500);
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--gray-800);
    background: var(--white);
    transition: all var(--transition);
    outline: none;
}

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

.form-input:focus {
    border-color: var(--blue-400);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.1);
}

.form-input.error {
    border-color: var(--error);
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.form-error {
    font-size: 0.8rem;
    color: var(--error);
    margin-top: 6px;
    display: none;
}

.form-error.visible {
    display: block;
}

.form-consent {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 24px;
}

.form-consent input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--blue-500);
    flex-shrink: 0;
    cursor: pointer;
}

.form-consent label {
    font-size: 0.8rem;
    color: var(--gray-500);
    cursor: pointer;
    line-height: 1.5;
}

.form-consent a {
    color: var(--blue-500);
    text-decoration: underline;
}

.btn-submit {
    width: 100%;
    padding: 16px;
    font-size: 1rem;
}

/* Alert messages */
.alert {
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    margin-bottom: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    display: none;
}

.alert.visible {
    display: flex;
    align-items: center;
    gap: 10px;
}

.alert-success {
    background: #ecfdf5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background: #fef2f2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

/* --- Contacts --- */
.contacts {
    background: var(--gray-50);
}

.contacts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.contact-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 32px;
    text-align: center;
    border: 1px solid var(--gray-100);
    transition: all var(--transition);
}

.contact-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-color: var(--blue-200);
}

.contact-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    background: var(--blue-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--blue-500);
}

.contact-card h4 {
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-card p {
    color: var(--gray-800);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0;
}

.contact-card a {
    color: var(--blue-500);
    font-weight: 600;
}

.contact-card a:hover {
    color: var(--blue-700);
}

/* --- Footer --- */
.footer {
    background: var(--blue-900);
    padding: 60px 0 30px;
    color: rgba(255,255,255,0.6);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-brand {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 0;
}

.footer-col h4 {
    color: var(--white);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-col a {
    display: block;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
    padding: 5px 0;
    transition: all var(--transition);
}

.footer-col a:hover {
    color: var(--white);
    transform: translateX(4px);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.08);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
}

/* --- Animations --- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Mobile Menu --- */
.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 22, 40, 0.97);
    backdrop-filter: blur(20px);
    z-index: 999;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 28px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu a {
    font-size: 1.3rem;
    font-weight: 600;
    color: rgba(255,255,255,0.8);
    transition: color 0.3s;
}

.mobile-menu a:hover {
    color: var(--white);
}

.mobile-close {
    position: absolute;
    top: 20px;
    right: 24px;
    font-size: 2rem;
    color: var(--white);
    cursor: pointer;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: none;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-desc { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-stats { justify-content: center; }

    .hero-visual { order: -1; }
    .hero-card { max-width: 400px; margin: 0 auto; }
    .hero-float { display: none; }

    .programs-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }

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

    .form-grid { grid-template-columns: 1fr; gap: 40px; }
    .form-info { text-align: center; }
    .form-benefits { align-items: center; }

    .contacts-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }

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

@media (max-width: 768px) {
    .nav-links { display: none; }
    .mobile-toggle { display: flex; }
    .mobile-menu { display: flex; }

    .hero { min-height: auto; padding: 140px 0 60px; }
    .hero-stats { flex-direction: column; gap: 20px; }

    .advantages-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }

    .section { padding: 70px 0; }

    .seo-content { padding: 28px 24px; }

    .form-card { padding: 28px 24px; }

    .footer-grid { grid-template-columns: 1fr; gap: 28px; }
    .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--blue-300); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--blue-400); }

/* --- Selection --- */
::selection {
    background: var(--blue-200);
    color: var(--blue-900);
}