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

:root {
    --primary: #a73f3f;
    --primary-dark: #ca7938;
    --primary-light: #f69382;
    --accent: #6a2525;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;
    --dark: #0f172a;
    --dark-2: #1e293b;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-400: #9ca3af;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-900: #111827;
}

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: #fff;
    color: var(--gray-900);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    transition: all 0.3s;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 0;
    gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.logo-mark {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 6px 16px -6px rgba(79,70,229,0.5);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.logo-text strong {
    font-size: 1rem;
    font-weight: 800;
    color: var(--gray-900);
}

.logo-text span {
    font-size: 0.72rem;
    color: var(--gray-600);
    font-weight: 500;
}

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

.nav a {
    color: var(--gray-700);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.92rem;
    transition: color 0.2s;
}

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

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s ease;
    white-space: nowrap;
    line-height: 1;
}

.btn-sm { padding: 10px 18px; font-size: 0.88rem; }
.btn-lg { padding: 16px 32px; font-size: 1.02rem; }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    box-shadow: 0 8px 24px -8px rgba(79,70,229,0.55);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px -10px rgba(79,70,229,0.7);
}

.btn-ghost {
    background: rgba(79,70,229,0.08);
    color: var(--primary);
}

.btn-ghost:hover {
    background: rgba(79,70,229,0.15);
}

.btn-outline {
    background: transparent;
    color: var(--gray-900);
    border: 2px solid var(--gray-200);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-white {
    background: #fff;
    color: var(--primary);
    box-shadow: 0 8px 24px -8px rgba(0,0,0,0.3);
}

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px -10px rgba(0,0,0,0.4);
}

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

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

.btn-block { width: 100%; }

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.btn-spinner {
    display: inline-flex;
    align-items: center;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
    background: #fff;
}

.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.hero-orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(79,70,229,0.4), transparent 70%);
    top: -150px;
    right: -100px;
}

.hero-orb-2 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(124,58,237,0.3), transparent 70%);
    bottom: -200px;
    left: -200px;
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(79,70,229,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(79,70,229,0.06) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, #000 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 20%, transparent 70%);
}

.hero-content {
    position: relative;
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 18px;
    background: rgba(79,70,229,0.08);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 28px;
    border: 1px solid rgba(79,70,229,0.15);
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 0 3px rgba(16,185,129,0.2);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.6rem);
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
    color: var(--gray-900);
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.15rem);
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-subtitle strong {
    color: var(--gray-900);
    font-weight: 700;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 800px;
    margin: 0 auto;
    padding: 32px;
    background: #fff;
    border-radius: 20px;
    border: 1px solid var(--gray-200);
    box-shadow: 0 20px 60px -20px rgba(0,0,0,0.12);
}

.hero-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    text-align: center;
}

.hero-stat strong {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
}

.hero-stat span {
    font-size: 0.8rem;
    color: var(--gray-600);
    font-weight: 500;
}

/* ===== SECTIONS ===== */
.section {
    padding: 100px 0;
    position: relative;
}

.section-dark {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: #fff;
}

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

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 64px;
}

.section-header-light .section-title { color: #fff; }
.section-header-light .section-subtitle { color: rgba(255,255,255,0.7); }

.section-tag {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(79,70,229,0.1);
    color: var(--primary);
    border-radius: 100px;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
}

.section-tag-light {
    background: rgba(255,255,255,0.15);
    color: #fff;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
}

.section-title-left {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.6;
}

/* ===== FEATURES ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.feature-card {
    padding: 32px;
    background: #fff;
    border-radius: 20px;
    border: 1px solid var(--gray-200);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--primary);
    box-shadow: 0 24px 48px -16px rgba(79,70,229,0.15);
}

.feature-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--gray-900);
}

.feature-card p {
    color: var(--gray-600);
    font-size: 0.92rem;
    line-height: 1.6;
}

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

.step {
    padding: 32px 24px;
    background: rgba(255,255,255,0.05);
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.step:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.2);
    transform: translateY(-4px);
}

.step-number {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary-light), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 20px;
    opacity: 0.9;
}

.step h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 10px;
    color: #fff;
}

.step p {
    color: rgba(255,255,255,0.7);
    font-size: 0.88rem;
    line-height: 1.6;
}

/* ===== ABOUT ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-text {
    color: var(--gray-600);
    font-size: 1rem;
    line-height: 1.75;
    margin-bottom: 20px;
}

.about-text strong {
    color: var(--gray-900);
    font-weight: 700;
}

.about-benefits {
    margin: 28px 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray-700);
    font-size: 0.95rem;
}

.benefit-item svg {
    color: var(--success);
    flex-shrink: 0;
}

.about-visual {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.stat-card-large {
    padding: 32px 24px;
    background: #fff;
    border-radius: 20px;
    border: 1px solid var(--gray-200);
    text-align: center;
    transition: all 0.3s;
}

.stat-card-large.accent {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-color: transparent;
    color: #fff;
}

.stat-card-large:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px -16px rgba(0,0,0,0.15);
}

.stat-card-large.accent:hover {
    box-shadow: 0 20px 40px -16px rgba(79,70,229,0.5);
}

.stat-value-large {
    font-size: 2.2rem;
    font-weight: 900;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.stat-card-large.accent .stat-value-large { color: #fff; }

.stat-label-large {
    font-size: 0.82rem;
    color: var(--gray-600);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-card-large.accent .stat-label-large { color: rgba(255,255,255,0.85); }

/* ===== PRICING ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.pricing-card {
    padding: 40px 32px;
    background: #fff;
    border-radius: 24px;
    border: 2px solid var(--gray-200);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-6px);
    border-color: var(--primary);
    box-shadow: 0 30px 60px -20px rgba(79,70,229,0.2);
}

.pricing-featured {
    border-color: var(--primary);
    box-shadow: 0 30px 60px -20px rgba(79,70,229,0.3);
    transform: scale(1.03);
}

.pricing-featured:hover {
    transform: scale(1.03) translateY(-6px);
}

.pricing-badge {
    position: absolute;
    top: -14px;
    left: 50%;
    transform: translateX(-50%);
    padding: 6px 18px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: #fff;
    border-radius: 100px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.pricing-header {
    margin-bottom: 24px;
}

.pricing-header h3 {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.pricing-desc {
    font-size: 0.88rem;
    color: var(--gray-600);
}

.pricing-price {
    display: flex;
    align-items: baseline;
    gap: 6px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.pricing-price strong {
    font-size: 2.6rem;
    font-weight: 900;
    letter-spacing: -0.03em;
    color: var(--gray-900);
    line-height: 1;
}

.pricing-price span {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--gray-900);
}

.pricing-plus {
    font-size: 0.85rem !important;
    color: var(--gray-600) !important;
    font-weight: 600 !important;
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin-bottom: 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pricing-features li {
    font-size: 0.9rem;
    color: var(--gray-700);
    line-height: 1.5;
}

.pricing-note {
    text-align: center;
    color: var(--gray-600);
    font-size: 0.92rem;
    padding: 16px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid var(--gray-200);
    max-width: 600px;
    margin: 0 auto;
}

.pricing-note strong {
    color: var(--primary);
    font-weight: 700;
}

/* ===== CONTACT ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-text {
    color: var(--gray-600);
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.contact-text strong {
    color: var(--gray-900);
    font-weight: 700;
}

.contact-details {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(79,70,229,0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-400);
    margin-bottom: 2px;
}

.contact-value {
    color: var(--gray-900);
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: color 0.2s;
}

.contact-value:hover { color: var(--primary); }

/* ===== FORM ===== */
.contact-form-wrap {
    background: #fff;
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--gray-200);
    box-shadow: 0 20px 60px -20px rgba(0,0,0,0.1);
}

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

.form-group label {
    display: block;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.required { color: var(--danger); }
.muted { color: var(--gray-400); font-weight: 400; }

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    background: var(--gray-50);
    color: var(--gray-900);
    transition: all 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(79,70,229,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-privacy {
    font-size: 0.78rem;
    color: var(--gray-400);
    text-align: center;
    margin-top: 14px;
    line-height: 1.5;
}

.form-message {
    margin-top: 16px;
    padding: 14px 18px;
    border-radius: 12px;
    font-size: 0.92rem;
    font-weight: 500;
}

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

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

/* ===== CTA SECTION ===== */
.cta-section {
    padding: 60px 0 100px;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    border-radius: 32px;
    padding: 64px 40px;
    text-align: center;
    color: #fff;
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.15), transparent 70%);
    top: -100px;
    right: -100px;
    border-radius: 50%;
}

.cta-box h2 {
    font-size: clamp(1.6rem, 3.5vw, 2.2rem);
    font-weight: 800;
    margin-bottom: 16px;
    position: relative;
}

.cta-box p {
    font-size: 1.05rem;
    opacity: 0.95;
    max-width: 600px;
    margin: 0 auto 32px;
    line-height: 1.6;
    position: relative;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--dark);
    color: rgba(255,255,255,0.7);
    padding: 60px 0 30px;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .logo-text strong { color: #fff; }
.footer-brand .logo-text span { color: rgba(255,255,255,0.6); }

.footer-text {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.5);
    margin-top: 12px;
}

.footer-contacts {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-contacts a {
    color: rgba(255,255,255,0.85);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.92rem;
    transition: color 0.2s;
}

.footer-contacts a:hover { color: #fff; }

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 30px;
    gap: 20px;
    flex-wrap: wrap;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
}

/* ===== АДАПТИВ ===== */
@media (max-width: 1024px) {
    .features-grid { grid-template-columns: repeat(2, 1fr); }
    .steps { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 500px; margin-left: auto; margin-right: auto; }
    .pricing-featured { transform: scale(1); }
    .pricing-featured:hover { transform: translateY(-6px); }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .header-inner { padding: 12px 0; }

    .hero { padding: 120px 0 60px; }
    .hero-stats { grid-template-columns: repeat(2, 1fr); padding: 24px; }
    .hero-actions { flex-direction: column; align-items: stretch; }
    .hero-actions .btn { width: 100%; }

    .section { padding: 60px 0; }
    .section-header { margin-bottom: 40px; }

    .features-grid { grid-template-columns: 1fr; gap: 16px; }
    .feature-card { padding: 24px; }
    .steps { grid-template-columns: 1fr; gap: 16px; }
    .step { padding: 24px; }

    .pricing-card { padding: 32px 24px; }
    .contact-form-wrap { padding: 28px 20px; }
    .cta-box { padding: 40px 24px; border-radius: 24px; }
    .cta-actions { flex-direction: column; }
    .cta-actions .btn { width: 100%; }

    .footer-inner { flex-direction: column; align-items: flex-start; }
    .footer-bottom { flex-direction: column; align-items: flex-start; text-align: left; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    .hero-title { font-size: 1.9rem; }
    .section-title { font-size: 1.5rem; }
    .section-title-left { font-size: 1.4rem; }
    .hero-stats { grid-template-columns: 1fr; }
    .pricing-price strong { font-size: 2rem; }
}