:root {
    --bg: #f6f2ea;
    --ink: #0f172a;
    --muted: #475569;
    --accent: #e4572e;
    --accent-dark: #b63b1c;
    --accent-soft: #ffe3d6;
    --accent-2: #0e7490;
    --card: #ffffff;
    --border: rgba(15, 23, 42, 0.1);
    --shadow: 0 30px 80px -50px rgba(15, 23, 42, 0.6);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Newsreader", serif;
    color: var(--ink);
    background:
        radial-gradient(900px 600px at 5% -10%, rgba(14, 116, 144, 0.18), transparent 60%),
        radial-gradient(600px 600px at 95% 0%, rgba(228, 87, 46, 0.16), transparent 55%),
        linear-gradient(160deg, #f9f6f0 0%, #f4f6ff 100%);
    min-height: 100vh;
}

a {
    color: inherit;
    text-decoration: none;
}

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

.page {
    position: relative;
    overflow-x: hidden;
}

.container {
    width: min(1120px, calc(100% - 2.5rem));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    backdrop-filter: blur(12px);
    background: rgba(246, 242, 234, 0.7);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    z-index: 10;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.25rem 0;
}

.brand {
    display: grid;
    gap: 0.35rem;
}

.brand-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.brand-name {
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: 0.02em;
}

.brand-version {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.75rem;
    text-transform: uppercase;
    padding: 0.2rem 0.6rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-dark);
}

.brand-tagline {
    font-size: 0.9rem;
    color: var(--muted);
}

.nav {
    display: flex;
    gap: 1.25rem;
    font-family: "Space Grotesk", sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.5rem;
    border-radius: 999px;
    font-family: "Space Grotesk", sans-serif;
    font-weight: 600;
    border: 1px solid transparent;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
    cursor: pointer;
}

.btn-accent {
    background: var(--accent);
    color: #ffffff;
    box-shadow: 0 16px 30px -18px rgba(228, 87, 46, 0.7);
}

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

.btn-ghost {
    background: transparent;
    border-color: rgba(15, 23, 42, 0.2);
    color: var(--ink);
}

.btn-ghost:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 22px -18px rgba(15, 23, 42, 0.5);
}

.hero {
    position: relative;
    padding: 5.5rem 0 6rem;
}

.hero-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 3rem;
    align-items: center;
}

.hero-copy {
    animation: rise 0.8s ease both;
}

.eyebrow {
    font-family: "Space Grotesk", sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.7rem;
    color: var(--accent-2);
    font-weight: 700;
}

.hero h1 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2.6rem, 3.6vw, 3.6rem);
    line-height: 1.05;
    margin: 0.8rem 0 1.2rem;
}

.lead {
    font-size: 1.2rem;
    color: var(--muted);
    max-width: 32rem;
}

.hero-tagline {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1rem;
    color: var(--accent-2);
    margin: 0 0 1rem;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-top: 2.5rem;
}

.metric {
    padding: 0.8rem 1rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.metric-value {
    font-family: "Space Grotesk", sans-serif;
    font-weight: 700;
    display: block;
}

.metric-label {
    font-size: 0.85rem;
    color: var(--muted);
}

.hero-card {
    background: var(--card);
    border-radius: 28px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    border: 1px solid rgba(15, 23, 42, 0.08);
    animation: rise 0.8s ease 0.1s both;
}

.hero-card h3 {
    font-family: "Space Grotesk", sans-serif;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
    font-size: 1.4rem;
}

.hero-card ul {
    padding-left: 1.2rem;
    margin: 0 0 1.5rem;
    color: var(--muted);
}

.hero-card li + li {
    margin-top: 0.5rem;
}

.hero-card-header {
    display: flex;
    gap: 0.75rem;
}

.chip {
    font-family: "Space Grotesk", sans-serif;
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-dark);
    font-size: 0.75rem;
    font-weight: 600;
}

.chip-outline {
    background: transparent;
    border: 1px solid rgba(15, 23, 42, 0.2);
    color: var(--ink);
}

.hero-card-footer {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.85rem;
    color: var(--muted);
}

.dot {
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: var(--accent);
}

.hero-glow {
    position: absolute;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(14, 116, 144, 0.25) 0%, transparent 70%);
    right: -120px;
    top: 80px;
    z-index: -1;
}

.section {
    padding: 5rem 0;
}

.section-contrast {
    background: rgba(255, 255, 255, 0.7);
    border-top: 1px solid rgba(15, 23, 42, 0.05);
    border-bottom: 1px solid rgba(15, 23, 42, 0.05);
}

.section-header {
    display: grid;
    gap: 0.8rem;
    margin-bottom: 2.5rem;
}

.section-header h2 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2rem, 2.8vw, 2.6rem);
    margin: 0;
}

.section-header p {
    color: var(--muted);
    margin: 0;
    max-width: 40rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.6rem;
}

.feature-card {
    background: var(--card);
    border-radius: 20px;
    padding: 1.8rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 18px 40px -30px rgba(15, 23, 42, 0.4);
    animation: rise 0.8s ease both;
}

.feature-card:nth-child(2) {
    animation-delay: 0.1s;
}

.feature-card:nth-child(3) {
    animation-delay: 0.2s;
}

.feature-card:nth-child(4) {
    animation-delay: 0.3s;
}

.feature-tag {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-2);
    font-weight: 700;
}

.feature-card h3 {
    font-family: "Space Grotesk", sans-serif;
    margin: 0.8rem 0;
}

.feature-card p {
    color: var(--muted);
    margin: 0;
}

.effect-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
}

.effect-card {
    background: var(--card);
    border-radius: 20px;
    padding: 1.6rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 18px 40px -30px rgba(15, 23, 42, 0.35);
    display: grid;
    gap: 0.6rem;
}

.effect-value {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.effect-label {
    margin: 0;
    color: var(--ink);
}

.effect-note {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.audience-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.audience-list li {
    background: #ffffff;
    border-radius: 18px;
    padding: 1.6rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    color: var(--muted);
}

.audience-list strong {
    display: block;
    font-family: "Space Grotesk", sans-serif;
    color: var(--ink);
    margin-bottom: 0.5rem;
}

.dialog-card {
    background: #ffffff;
    border-radius: 24px;
    padding: 2rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 18px 40px -30px rgba(15, 23, 42, 0.35);
    display: grid;
    gap: 1rem;
}

.dialog-line {
    padding: 0.9rem 1.1rem;
    border-radius: 18px;
    background: rgba(14, 116, 144, 0.12);
    display: grid;
    gap: 0.4rem;
    max-width: 90%;
}

.dialog-line.client {
    background: rgba(228, 87, 46, 0.12);
    margin-right: auto;
}

.dialog-line.bot {
    margin-left: auto;
}

.dialog-speaker {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--accent-2);
}

.dialog-line.client .dialog-speaker {
    color: var(--accent-dark);
}

.dialog-line p {
    margin: 0;
    color: var(--ink);
}

.dialog-note {
    margin: 1.5rem 0 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.call-section {
    padding: 4rem 0;
}

.call-card {
    background: linear-gradient(135deg, rgba(14, 116, 144, 0.15), rgba(228, 87, 46, 0.15));
    border-radius: 28px;
    padding: 3rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    text-align: center;
}

.call-content h2 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(1.6rem, 2.4vw, 2.2rem);
    margin: 0 0 1rem;
}

.call-content p {
    color: var(--muted);
    margin: 0 0 1.5rem;
    max-width: 32rem;
    margin-left: auto;
    margin-right: auto;
}

.call-phone {
    display: inline-block;
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    font-weight: 700;
    color: var(--accent);
    padding: 1rem 2rem;
    border-radius: 999px;
    background: var(--card);
    box-shadow: 0 18px 40px -20px rgba(228, 87, 46, 0.5);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.call-phone:hover {
    transform: translateY(-3px);
    box-shadow: 0 24px 50px -20px rgba(228, 87, 46, 0.6);
}


.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.use-case-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 1.8rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 18px 40px -30px rgba(15, 23, 42, 0.4);
    display: grid;
    gap: 0.8rem;
}

.use-case-card h3 {
    font-family: "Space Grotesk", sans-serif;
    margin: 0;
}

.use-case-card p {
    color: var(--muted);
    margin: 0;
}

.section-note {
    margin: 2rem 0 0;
    color: var(--muted);
    font-size: 0.95rem;
}

.case-metric {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.9rem;
    color: var(--accent-2);
    font-weight: 600;
}

.case-recommend {
    margin: 0;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.85rem;
    color: var(--accent);
}

.case-note {
    margin: 0;
    color: var(--muted);
    font-size: 0.9rem;
}


.proof-grid {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
    align-items: stretch;
}

.logo-wall {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    background: #ffffff;
    border-radius: 18px;
    padding: 1.4rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.logo-item {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.85rem;
    padding: 0.4rem 0.8rem;
    border-radius: 999px;
    background: rgba(14, 116, 144, 0.08);
    color: var(--accent-2);
    font-weight: 600;
}

.logo-title {
    width: 100%;
    margin: 0 0 0.6rem;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.testimonial {
    margin: 0;
    background: #ffffff;
    border-radius: 18px;
    padding: 1.6rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    display: grid;
    gap: 1rem;
}

.testimonial p {
    margin: 0;
    font-size: 1rem;
    color: var(--ink);
}

.testimonial footer {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.9rem;
    color: var(--muted);
}


/* Сетка отзывов */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.testimonials-grid .testimonial footer {
    display: grid;
    gap: 0.2rem;
}

.testimonials-grid .testimonial footer strong {
    font-family: "Space Grotesk", sans-serif;
    color: var(--ink);
    font-size: 0.95rem;
}

.testimonials-grid .testimonial footer span {
    font-size: 0.85rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.faq-item {
    background: #ffffff;
    border-radius: 18px;
    padding: 1.6rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.faq-item h3 {
    font-family: "Space Grotesk", sans-serif;
    margin: 0 0 0.6rem;
}

.faq-item p {
    color: var(--muted);
    margin: 0;
}

.cta-section {
    padding-bottom: 6rem;
}


.cta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
    align-items: center;
    background: linear-gradient(135deg, rgba(228, 87, 46, 0.12), rgba(14, 116, 144, 0.12));
    border-radius: 28px;
    padding: 3rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.cta-copy h2 {
    font-family: "Space Grotesk", sans-serif;
    margin: 0 0 1rem;
}

.cta-copy p {
    color: var(--muted);
    margin: 0 0 1.5rem;
}

.pilot-list,
.decision-list {
    list-style: none;
    padding: 0;
    margin: 1.2rem 0 0;
    display: grid;
    gap: 0.6rem;
    color: var(--muted);
}

.pilot-list li,
.decision-list li {
    position: relative;
    padding-left: 1.2rem;
}

.pilot-list li::before,
.decision-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.55rem;
    width: 6px;
    height: 6px;
    border-radius: 999px;
}

.pilot-list li::before {
    background: var(--accent);
}

.decision-list li::before {
    background: var(--accent-2);
}

.decision-block {
    margin-top: 1.6rem;
    padding: 1.2rem 1.4rem;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.6);
    border: 1px solid rgba(15, 23, 42, 0.08);
}

.decision-block h3 {
    font-family: "Space Grotesk", sans-serif;
    margin: 0 0 0.8rem;
    font-size: 1.05rem;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

.cta-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 2rem;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 18px 40px -30px rgba(15, 23, 42, 0.4);
}

.cta-card h3 {
    font-family: "Space Grotesk", sans-serif;
    margin-top: 0;
}

.cta-form {
    display: grid;
    gap: 1rem;
    margin-top: 1.5rem;
}

.honeypot {
    position: absolute;
    left: -9999px;
    height: 0;
    overflow: hidden;
}

.form-field {
    display: grid;
    gap: 0.4rem;
}

.form-field label {
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.85rem;
    color: var(--ink);
}

.form-field input {
    border: 1px solid rgba(15, 23, 42, 0.2);
    border-radius: 12px;
    padding: 0.65rem 0.85rem;
    font-family: "Space Grotesk", sans-serif;
    font-size: 1rem;
}

.form-field input:focus {
    outline: 2px solid rgba(228, 87, 46, 0.3);
    border-color: rgba(228, 87, 46, 0.6);
}

.form-note {
    margin: 0;
    color: var(--muted);
    font-size: 0.8rem;
}

.form-field-checkbox {
    margin-top: 0.25rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--muted);
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    margin-top: 0.2rem;
    flex-shrink: 0;
    accent-color: var(--accent);
}

.checkbox-label a {
    color: var(--accent-2);
    text-decoration: underline;
}

.form-trust {
    margin: 0;
    color: var(--accent-2);
    font-size: 0.85rem;
}

.form-error {
    margin: 0;
    color: var(--accent);
    font-size: 0.85rem;
    font-family: "Space Grotesk", sans-serif;
    font-weight: 500;
}

.form-success {
    padding: 2rem;
    text-align: center;
}

.form-success-text {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--accent-2);
    margin: 0;
}

#cta-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.cta-note {
    margin-top: 1.2rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.site-footer {
    padding: 3rem 0 1.5rem;
    background: #0f172a;
    color: #cbd5f5;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-brand {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.footer-note {
    color: #94a3b8;
}

.site-footer a {
    color: inherit;
}

.footer-bottom {
    border-top: 1px solid rgba(148, 163, 184, 0.25);
    margin-top: 2rem;
    padding-top: 1.2rem;
    font-size: 0.85rem;
    text-align: center;
    color: #94a3b8;
}

.legal-section h1 {
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2rem, 2.8vw, 2.6rem);
    margin: 0 0 1rem;
}

.sticky-cta {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 20;
    opacity: 0;
    pointer-events: none;
    transform: translateY(12px);
    transition: opacity 0.25s ease, transform 0.25s ease;
}

body.show-sticky-cta .sticky-cta {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

@keyframes rise {
    0% {
        opacity: 0;
        transform: translateY(18px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Бургер-кнопка */
.burger {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    flex-direction: column;
    gap: 5px;
    z-index: 12;
}

.burger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.burger--open .burger-line:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.burger--open .burger-line:nth-child(2) {
    opacity: 0;
}

.burger--open .burger-line:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Мобильное меню */
.mobile-nav {
    display: none;
}

.mobile-nav:not([hidden]) {
    display: flex;
    flex-direction: column;
    width: 100%;
    order: 10;
    padding: 0.5rem 0 1rem;
    animation: slideDown 0.25s ease;
}

.mobile-nav a {
    font-family: "Space Grotesk", sans-serif;
    font-weight: 500;
    font-size: 1rem;
    padding: 0.75rem 0;
    min-height: 44px;
    display: flex;
    align-items: center;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.mobile-nav a:last-child {
    border-bottom: none;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 900px) {
    .header-inner {
        flex-wrap: wrap;
    }

    .nav {
        display: none;
    }

    .burger {
        display: flex;
    }

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

    .hero-card {
        padding: 2rem;
    }
}

@media (max-width: 640px) {
    .container {
        width: calc(100% - 1.5rem);
    }

    .page {
        padding-bottom: 4.5rem;
    }

    .hero {
        padding-top: 4rem;
    }

    .hero-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-grid {
        padding: 2rem;
    }

    .sticky-cta {
        left: 1rem;
        right: 1rem;
        width: calc(100% - 2rem);
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    * {
        animation: none !important;
        transition: none !important;
    }
}