:root {
    --bg: #050505;
    --text: #ffffff;
    --dim: #888888;
    --accent: #0071e3;
    --card: #0f0f0f;
    --border: rgba(255, 255, 255, 0.08);
}

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

body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* =============================================
   CONTAINER
   ============================================= */
.container {
    max-width: 1100px;
    margin: 0 auto;
}

/* =============================================
   GLOW BACKGROUND
   ============================================= */
.glow {
    position: fixed;
    top: -150px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 400px;
    background: radial-gradient(circle, rgba(0, 113, 227, 0.12) 0%, transparent 70%);
    filter: blur(80px);
    z-index: -1;
}

/* =============================================
   NAVIGATION
   ============================================= */
nav {
    padding: 20px 0;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(5, 5, 5, 0.8);
    backdrop-filter: blur(10px);
}

.nav-flex {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 1px;
}

.logo span {
    font-weight: 300;
    opacity: 0.5;
    margin-left: 5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav-links span {
    font-size: 14px;
    color: var(--dim);
}

.btn-nav {
    background: var(--text);
    color: var(--bg);
    padding: 10px 20px;
    border-radius: 40px;
    text-decoration: none;
    font-size: 13px;
    font-weight: 700;
    transition: 0.3s;
    white-space: nowrap;
}

.btn-nav:hover {
    opacity: 0.8;
    transform: scale(1.05);
}

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
    padding: 120px 24px 80px;
    text-align: center;
    max-width: 1100px;
    margin: 0 auto;
}

.tag {
    font-size: 12px;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 24px;
    letter-spacing: 2px;
    display: block;
    line-height: 1.4;
}

h1 {
    font-size: 64px;
    font-weight: 800;
    letter-spacing: -3px;
    line-height: 1.1;
    margin-bottom: 28px;
}

.accent-text {
    color: var(--dim);
}

.hero p {
    font-size: 18px;
    color: var(--dim);
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.6;
}

/* =============================================
   BENTO GRID
   ============================================= */
.bento-grid {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px 100px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.bento-item {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: all 0.3s ease;
}

.bento-item:hover {
    border-color: rgba(0, 113, 227, 0.5);
    transform: translateY(-6px);
}

.main-card {
    grid-column: span 2;
    background: linear-gradient(145deg, #161616 0%, #050505 100%);
}

.main-card h2 {
    font-size: 32px;
    margin: 16px 0;
    letter-spacing: -1.5px;
    line-height: 1.2;
}

.main-card p {
    margin-top: 12px;
}

.glass {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(12px);
}

.accent-card {
    background: var(--accent);
    border: none;
}

.label {
    font-size: 11px;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    display: block;
}

h3 {
    font-size: 22px;
    margin-bottom: 12px;
    letter-spacing: -0.5px;
    line-height: 1.2;
}

.bento-item p {
    color: var(--dim);
    font-size: 15px;
    line-height: 1.6;
    margin: 0;
}

.accent-card .label,
.accent-card p {
    color: rgba(255, 255, 255, 0.8);
}

/* =============================================
   COMPARISON TABLE
   ============================================= */
.comparison {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px 100px;
}

.section-header h2 {
    font-size: 36px;
    letter-spacing: -2px;
    margin-bottom: 40px;
    line-height: 1.2;
}

.compare-table {
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    background: #0a0a0a;
}

.table-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr 1fr;
    border-bottom: 1px solid var(--border);
}

.table-row:last-child {
    border-bottom: none;
}

.table-row.head {
    background: #111;
    color: var(--accent);
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
}

.cell {
    padding: 20px 16px;
    font-size: 14px;
    line-height: 1.5;
    border-right: 1px solid var(--border);
}

.cell:last-child {
    border-right: none;
}

.highlight {
    background: rgba(0, 113, 227, 0.08);
    color: var(--accent);
    font-weight: 600;
}

/* =============================================
   PRICING
   ============================================= */
.pricing {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px 100px;
}

.pricing-card {
    background: #111;
    padding: 48px;
    border-radius: 28px;
    border: 1px solid var(--border);
}

.pricing-header {
    margin-bottom: 32px;
}

.pricing-header h2 {
    font-size: 32px;
    letter-spacing: -1.5px;
    margin-bottom: 16px;
    line-height: 1.2;
}

.pricing-header p {
    color: var(--dim);
    font-size: 16px;
    line-height: 1.6;
}

.pricing-steps {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.p-step {
    padding: 14px 20px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.p-step span {
    color: var(--accent);
    font-size: 13px;
}

/* =============================================
   SECURITY DETAILED
   ============================================= */
.security-detailed {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px 100px;
}

.sec-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.sec-item {
    background: var(--card);
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--border);
}

.sec-item .label {
    margin-bottom: 0;
}

.sec-item h3 {
    font-size: 24px;
    margin: 16px 0;
}

.sec-item p {
    color: var(--dim);
    font-size: 15px;
    line-height: 1.7;
}

.sec-item strong {
    color: var(--text);
}

.check-list {
    list-style: none;
    margin-top: 20px;
}

.check-list li {
    margin-bottom: 12px;
    font-size: 15px;
    color: var(--dim);
    display: flex;
    align-items: center;
    gap: 12px;
}

.check-list li::before {
    content: "✓";
    color: var(--accent);
    font-weight: 800;
    font-size: 16px;
}

/* =============================================
   CONTACT
   ============================================= */
.contact {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px 100px;
}

.contact-glass {
    background: linear-gradient(145deg, rgba(255,255,255,0.03) 0%, rgba(255,255,255,0.01) 100%);
    border: 1px solid var(--border);
    border-radius: 32px;
    padding: 60px;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.contact-content h2 {
    font-size: 48px;
    letter-spacing: -2.5px;
    line-height: 1.1;
    margin: 20px 0;
}

.contact-content p {
    color: var(--dim);
    font-size: 16px;
    line-height: 1.6;
}

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

.form-row {
    display: flex;
    gap: 16px;
}

.glass-form input,
.glass-form textarea {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
    color: var(--text);
    font-family: inherit;
    font-size: 15px;
    transition: all 0.3s ease;
    width: 100%;
}

.glass-form input::placeholder,
.glass-form textarea::placeholder {
    color: var(--dim);
}

.glass-form input:focus,
.glass-form textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.1);
}

.glass-form textarea {
    height: 120px;
    resize: none;
}

.btn-submit {
    background: var(--accent);
    color: white;
    padding: 20px;
    border: none;
    border-radius: 14px;
    font-weight: 700;
    font-size: 15px;
    cursor: pointer;
    transition: 0.3s;
    box-shadow: 0 8px 24px rgba(0, 113, 227, 0.2);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 113, 227, 0.3);
    background: #007aff;
}

.btn-submit:active {
    transform: translateY(0);
}

/* =============================================
   FOOTER
   ============================================= */
footer {
    border-top: 1px solid var(--border);
}

.footer-content {
    max-width: 1100px;
    margin: 0 auto;
    padding: 40px 24px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--dim);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links span {
    opacity: 0.7;
}

/* Footer Contacts */
.footer-contacts {
    border-top: 1px solid var(--border);
    padding: 40px 0 30px;
}

.contact-row {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 32px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.contact-label {
    font-size: 11px;
    color: var(--dim);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-value {
    font-size: 15px;
    color: var(--text);
    text-decoration: none;
    transition: color 0.3s;
}

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

a.contact-value {
    cursor: pointer;
}

/* =============================================
   TABLET (до 900px)
   ============================================= */
@media (max-width: 900px) {
    .nav-flex {
        padding: 0 16px;
    }

    .nav-links span {
        display: none;
    }

    .btn-nav {
        padding: 8px 16px;
        font-size: 12px;
    }

    .hero {
        padding: 60px 16px 40px;
    }

    h1 {
        font-size: 36px;
    }

    .hero p {
        font-size: 15px;
    }

    .bento-grid {
        grid-template-columns: 1fr 1fr;
        gap: 14px;
        padding-bottom: 40px;
    }

    .main-card {
        grid-column: span 2;
    }

    .main-card h2 {
        font-size: 24px;
    }

    .section-header h2 {
        font-size: 24px;
    }

    .contact-glass {
        grid-template-columns: 1fr;
        padding: 32px;
        text-align: center;
    }

    .contact-content h2 {
        font-size: 32px;
    }

    .contact-content p {
        margin: 0 auto;
    }

    .form-row {
        flex-direction: column;
    }

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

/* =============================================
   MOBILE (до 768px)
   ============================================= */
@media (max-width: 768px) {
    .nav-flex {
        padding: 0 16px;
    }

    .logo {
        font-size: 16px;
    }

    .btn-nav {
        padding: 8px 14px;
        font-size: 12px;
    }

    .hero {
        padding: 50px 16px 30px;
    }

    .tag {
        font-size: 10px;
        letter-spacing: 1px;
    }

    h1 {
        font-size: 28px;
        letter-spacing: -1px;
    }

    .hero p {
        font-size: 14px;
    }

    .bento-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 0 16px 40px;
    }

    .main-card {
        grid-column: span 1;
    }

    .main-card h2 {
        font-size: 22px;
    }

    .bento-item {
        padding: 20px;
    }

    h3 {
        font-size: 17px;
    }

    .bento-item p {
        font-size: 13px;
    }

    .comparison {
        padding: 0 16px 40px;
    }

    .section-header h2 {
        font-size: 22px;
        margin-bottom: 20px;
    }

    .compare-table {
        border-radius: 12px;
    }

    .table-row {
        grid-template-columns: 1fr;
    }

    .table-row.head {
        display: none;
    }

    .cell {
        padding: 14px 12px;
        border-right: none;
        border-bottom: 1px solid var(--border);
        display: block;
    }

    .cell:first-child {
        background: #111;
        color: var(--accent);
        font-weight: 600;
        border-bottom: 1px solid var(--border);
        padding-bottom: 10px;
    }

    .cell:not(:first-child) {
        padding-top: 10px;
    }

    .highlight {
        background: rgba(0, 113, 227, 0.08);
    }

    .pricing {
        padding: 0 16px 40px;
    }

    .pricing-card {
        padding: 24px;
        border-radius: 16px;
    }

    .pricing-header h2 {
        font-size: 20px;
    }

    .pricing-steps {
        gap: 8px;
    }

    .p-step {
        padding: 10px 14px;
        font-size: 12px;
        border-radius: 10px;
    }

    .security-detailed {
        padding: 0 16px 40px;
    }

    .sec-item {
        padding: 24px;
        border-radius: 16px;
    }

    .sec-item h3 {
        font-size: 18px;
    }

    .contact {
        padding: 0 16px 40px;
    }

    .contact-glass {
        padding: 24px;
        border-radius: 20px;
    }

    .contact-content h2 {
        font-size: 26px;
    }

    .contact-content p {
        font-size: 14px;
    }

    .glass-form input,
    .glass-form textarea {
        padding: 14px;
        font-size: 14px;
    }

    .glass-form textarea {
        height: 90px;
    }

    .btn-submit {
        padding: 16px;
        font-size: 14px;
    }

    .footer-content {
        padding: 24px 16px;
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .footer-links {
        gap: 16px;
    }

    .footer-contacts {
        padding: 24px 0;
    }

    .contact-row {
        flex-direction: column;
        gap: 20px;
    }

    .contact-item {
        align-items: center;
        text-align: center;
    }
}

/* =============================================
   SMALL MOBILE (до 400px)
   ============================================= */
@media (max-width: 400px) {
    .hero {
        padding: 40px 14px 30px;
    }

    h1 {
        font-size: 24px;
    }

    .hero p {
        font-size: 13px;
    }

    .main-card h2 {
        font-size: 20px;
    }

    .bento-grid {
        padding: 0 14px 40px;
    }

    .bento-item {
        padding: 18px;
    }

    .comparison,
    .pricing,
    .security-detailed,
    .contact {
        padding: 0 14px 40px;
    }

    .contact-glass {
        padding: 20px;
    }

    .contact-content h2 {
        font-size: 22px;
    }

    .cell {
        font-size: 12px;
        padding: 12px 10px;
    }

    .btn-nav {
        padding: 6px 12px;
        font-size: 11px;
    }

    .footer-content {
        padding: 20px 14px;
    }
}

/* =============================================
   АНИМАЦИИ
   ============================================= */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}