/* ============================================================
   KobiCar Landing Page — Mobile-First Responsive CSS
   Colors: #ad2323 (primary), #111 (text), #f5f5f5 (bg-gray)
   Font: Roboto 14px base
   ============================================================ */

/* --- RESET & BASE --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: 'Roboto', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.7;
    color: #111;
    background: #fff;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: #ad2323; text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }
template { display: none; }

/* --- CONTAINER --- */
.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- BUTTONS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 22px;
    font-size: 14px;
    font-weight: 500;
    border-radius: 4px;
    border: 1px solid transparent;
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s, color 0.15s;
    white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn-primary {
    background: #ad2323;
    color: #fff;
    border-color: #ad2323;
}
.btn-primary:hover { background: #8e1c1c; border-color: #8e1c1c; }
.btn-outline-dark {
    background: transparent;
    color: #111;
    border-color: #ccc;
}
.btn-outline-dark:hover { border-color: #111; }
.btn-white {
    background: #fff;
    color: #ad2323;
    border-color: #fff;
}
.btn-white:hover { background: #f5f5f5; }
.btn-outline-white {
    background: transparent;
    color: #fff;
    border-color: rgba(255,255,255,0.5);
}
.btn-outline-white:hover { border-color: #fff; }
.btn-ghost-white {
    background: transparent;
    color: rgba(255,255,255,0.7);
    border-color: transparent;
}
.btn-ghost-white:hover {
    color: #fff;
    border-color: rgba(255,255,255,0.2);
}
.btn-ghost-white::after {
    content: '\2193';
    margin-left: 6px;
    font-size: 11px;
    opacity: 0.5;
}
.btn-sm { padding: 7px 16px; font-size: 13px; }
.btn-block { width: 100%; text-align: center; }

/* External link icon */
.icon-ext {
    flex-shrink: 0;
    opacity: 0.7;
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #fff;
    border-bottom: 1px solid #eee;
    transition: box-shadow 0.2s;
}
.site-header.scrolled { box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 56px;
}
.header-logo { text-decoration: none; }
.logo-text {
    font-size: 20px;
    font-weight: 400;
    color: #111;
    letter-spacing: -0.3px;
}
.logo-text strong { color: #ad2323; font-weight: 700; }
.header-nav { display: none; }
.header-actions { display: none; }
.hamburger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    padding: 4px;
}
.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: #111;
    border-radius: 1px;
    transition: transform 0.2s, opacity 0.2s;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav Overlay */
.mobile-nav-overlay {
    position: fixed;
    top: 56px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #fff;
    z-index: 999;
    display: none;
    flex-direction: column;
}
.mobile-nav-overlay.open { display: flex; }
.mobile-nav-body {
    display: flex;
    flex-direction: column;
    padding: 20px;
}
.mobile-nav-link {
    display: block;
    padding: 14px 0;
    font-size: 16px;
    color: #111;
    border-bottom: 1px solid #f0f0f0;
    text-decoration: none;
}
.mobile-nav-link:hover { color: #ad2323; text-decoration: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
    padding: 100px 0 48px;
    margin-top: 56px;
    background: linear-gradient(45deg, #000000, #ad2323);
    color: #fff;
}
.hero .container {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.hero-badge {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    color: #ffffff;
    background: rgb(255 255 255 / 7%);
    padding: 5px 12px;
    border-radius: 3px;
    margin-bottom: 16px;
}
.hero h1 {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.25;
    color: #fff;
    letter-spacing: -0.5px;
}
.hero-sub {
    font-size: 15px;
    color: rgba(255,255,255,0.65);
    margin-top: 16px;
    max-width: 540px;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
}
.hero-stats-row {
    display: flex;
    flex-direction: column;
    gap: 24px;
    padding: 28px 40px 0;
    width: 100%;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.hero-stats {
    display: flex;
    gap: 24px;
    flex-shrink: 0;
}
.hero-stat strong {
    display: block;
    font-size: 22px;
    font-weight: 700;
    color: #fff;
}
.hero-stat span {
    font-size: 12px;
    color: rgba(255,255,255,0.5);
}
.hero-stat-divider {
    width: 1px;
    background: rgba(255,255,255,0.12);
    align-self: stretch;
}

/* --- HERO MARQUEE (Kayan Marka Logoları) --- */
.hero-marquee {
    overflow: hidden;
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
    mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent);
}
.hero-marquee-track {
    display: flex;
    gap: 12px;
    width: max-content;
    animation: marqueeScroll 30s linear infinite;
}
.hero-marquee:hover .hero-marquee-track {
    animation-play-state: paused;
}
.marquee-brand {
    display: inline-flex;
    align-items: center;
    padding: 4px 14px;
    font-size: 12px;
    font-weight: 500;
    color: rgba(255,255,255,0.45);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 3px;
    white-space: nowrap;
    letter-spacing: 0.3px;
}
@keyframes marqueeScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* --- HERO VISUAL (Before/After Animatik) --- */
.hero-visual {
    display: block;
    width: 100%;
    margin-top: 24px;
}
.hero-visual .hero-ba {
    max-width: 100%;
    height: 240px;
}
.hero-ba {
    position: relative;
    width: 100%;
    max-width: 460px;
    height: 340px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.08);
    background: #1a1a1a;
}
.hero-ba-panel {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 24px;
}
.hero-ba-panel--form {
    z-index: 1;
    background: rgba(0,0,0,0.45);
}
.hero-ba-panel--api {
    z-index: 2;
    background: #0d1117;
    padding-left: 35%;
    clip-path: inset(0 0 0 50%);
    transition: clip-path 0.05s;
}
.hero-ba.dragging .hero-ba-panel--api {
    transition: none;
}
.hero-ba-label {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: rgba(255,255,255,0.3);
    margin-bottom: 16px;
}
/* Form mockup */
.ba-form-mock {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.ba-field {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 6px 12px;
    background: rgba(255,255,255,0.04);
    border-radius: 4px;
    border: 1px solid rgba(255,255,255,0.06);
}
.ba-field-label {
    font-size: 10px;
    color: rgba(255,255,255,0.3);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.ba-field-value {
    font-size: 13px;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
}
.ba-result {
    margin-top: 10px;
    padding: 14px;
    background: rgba(173,35,35,0.08);
    border: 1px solid rgba(173,35,35,0.2);
    border-radius: 6px;
    text-align: center;
}
.ba-result-label {
    display: block;
    font-size: 10px;
    color: rgba(255,255,255,0.4);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.ba-result-price {
    display: block;
    font-size: 22px;
    font-weight: 700;
    color: #ad2323;
}
/* API mockup */
.ba-api-mock {
    font-family: 'Roboto Mono', Consolas, 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.8;
}
.ba-code-line {
    white-space: nowrap;
}
.ba-code-line--response {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.06);
}
.ba-api-mock .t-method { color: #d2a8ff; font-weight: 700; }
.ba-api-mock .t-url { color: #79c0ff; }
.ba-api-mock .t-key { color: #79c0ff; }
.ba-api-mock .t-string { color: #a5d6ff; }
.ba-api-mock .t-number { color: #f0883e; }
.ba-api-mock .t-success { color: #3fb950; }
.ba-api-mock .t-brace { color: #c9d1d9; }
/* Kayan kırmızı divider */
.hero-ba-divider {
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #ad2323;
    z-index: 3;
    left: 50%;
    box-shadow: 0 0 10px rgba(173,35,35,0.4);
    transition: left 0.05s;
}
.hero-ba.dragging .hero-ba-divider {
    transition: none;
}
.hero-ba {
    cursor: col-resize;
    -webkit-user-select: none;
    user-select: none;
}
.hero-ba-divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #ad2323;
    border: 3px solid rgba(0,0,0,0.5);
}
.hero-ba-divider::after {
    content: '\2194';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 13px;
    color: #fff;
    z-index: 1;
}
/* baDividerMove & baSlideDivider removed — now uses JS drag */

/* ============================================================
   EKSPERTIZ SVG — Feature Row Section
   ============================================================ */
.ekspertiz-container {
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}
.ekspertiz-price-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
    padding: 12px 16px;
    background: #f5f5f5;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}
.ekspertiz-price-label {
    font-size: 11px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: #888;
}
.ekspertiz-price-value {
    font-size: 24px;
    font-weight: 700;
    color: #ad2323;
    font-variant-numeric: tabular-nums;
}
.ekspertiz-svg {
    width: 100%;
    max-width: 280px;
    height: auto;
    margin: 0 auto 14px;
    display: block;
}
.eks-part {
    fill: #16a34a;
    stroke: none;
    cursor: pointer;
    transition: fill 0.2s;
}
.eks-part:hover {
    filter: brightness(1.1);
}
.eks-part[data-state="boyali"] { fill: #3b82f6; }
.eks-part[data-state="degisen"] { fill: #f59e0b; }
.eks-part[data-state="hasarli"] { fill: #ef4444; }
.eks-part[data-state="boyali"]:hover,
.eks-part[data-state="degisen"]:hover,
.eks-part[data-state="hasarli"]:hover {
    filter: brightness(1.15);
}
.ekspertiz-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 8px;
}
.legend-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: #666;
}
.legend-color {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 3px;
}
.ekspertiz-hint {
    font-size: 11px;
    color: #aaa;
    margin: 0;
    font-style: italic;
}

/* ============================================================
   SECTIONS
   ============================================================ */
.section { padding: 48px 0; }
.section--gray { background: #f5f5f5; }
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 36px;
}
.section-header h2 {
    font-size: 22px;
    font-weight: 700;
    color: #111;
    line-height: 1.3;
}
.section-desc {
    font-size: 14px;
    color: #555;
    margin-top: 12px;
}

/* ============================================================
   PROBLEM CARDS
   ============================================================ */
.problems-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.problem-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 6px;
    padding: 24px;
}
.problem-icon {
    width: 44px;
    height: 44px;
    background: #fdf2f2;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ad2323;
    margin-bottom: 14px;
}
.problem-card h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #111;
}
.problem-card p {
    font-size: 14px;
    color: #555;
}

/* ============================================================
   FEATURE ROWS
   ============================================================ */
.feature-row {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.feature-row--reverse { flex-direction: column; }
.feature-badge {
    display: inline-block;
    background: #fdf2f2;
    color: #ad2323;
    font-size: 12px;
    font-weight: 500;
    padding: 4px 10px;
    border-radius: 3px;
    margin-bottom: 12px;
}
.feature-text h2 {
    font-size: 22px;
    font-weight: 700;
    color: #111;
    margin-bottom: 14px;
    line-height: 1.3;
}
.feature-text > p {
    font-size: 14px;
    color: #555;
    margin-bottom: 20px;
}

/* Feature list with icons */
.feature-list li {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
    align-items: flex-start;
    position: relative;
}
.feature-list li:last-child { border-bottom: none; }
.feature-list-icon {
    width: 36px;
    height: 36px;
    min-width: 36px;
    background: #fdf2f2;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ad2323;
    margin-top: 2px;
}
.feature-list strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #111;
    margin-bottom: 2px;
}
.feature-list span {
    display: block;
    font-size: 13px;
    color: #666;
    line-height: 1.6;
}

/* Chatbot arrow on highlighted item */
.feature-list-highlight {
    background: #fdf9f9;
    margin: 0 -12px;
    padding: 12px !important;
    border-radius: 6px;
}
.chatbot-arrow {
    display: none;
}
.feature-img {
    width: 100%;
    border-radius: 6px;
    background: #f5f5f5;
}

/* ============================================================
   PATTERN A — GROUPED BLOCKS (Araç Değerleme)
   ============================================================ */
.feature-group {
    margin-bottom: 32px;
}
.feature-group:last-child {
    margin-bottom: 0;
}
.feature-group__title {
    font-size: 13px;
    font-weight: 600;
    color: #ad2323;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 2px solid #fdf2f2;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ============================================================
   PATTERN B — FULL-WIDTH CARD GRID (Fiyatlama Motoru)
   ============================================================ */
.feature-section--full-width .feature-text {
    text-align: center;
    margin-bottom: 8px;
}
.feature-section--full-width .feature-text > p {
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.feature-card-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    width: 100%;
}
.feature-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 10px;
    padding: 20px;
    display: flex;
    gap: 14px;
    align-items: flex-start;
    transition: box-shadow 0.2s, border-color 0.2s;
}
.feature-card:hover {
    border-color: #e0d0d0;
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}
.feature-card .feature-list-icon {
    margin-top: 0;
}
.feature-card strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #111;
    margin-bottom: 4px;
}
.feature-card span {
    display: block;
    font-size: 13px;
    color: #666;
    line-height: 1.6;
}

/* ============================================================
   PATTERN C — CATEGORY PANELS (Başvuru Yönetimi)
   ============================================================ */
.feature-panel-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
}
.feature-panel {
    background: #fff;
    border-radius: 10px;
    border: 1px solid #eee;
    overflow: hidden;
    transition: box-shadow 0.2s;
}
.feature-panel:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.05);
}
.feature-panel__header {
    padding: 14px 18px;
    font-size: 13px;
    font-weight: 600;
    color: #111;
    border-bottom: 1px solid #f0f0f0;
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fafafa;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.feature-panel__header svg {
    color: #ad2323;
    flex-shrink: 0;
}
.feature-panel__body {
    padding: 4px 18px;
}
.feature-panel__body li {
    display: flex;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid #f5f5f5;
    align-items: flex-start;
}
.feature-panel__body li:last-child {
    border-bottom: none;
}
.feature-panel__body .feature-list-icon {
    width: 32px;
    height: 32px;
    min-width: 32px;
    margin-top: 0;
}
.feature-panel__body strong {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: #111;
    margin-bottom: 2px;
}
.feature-panel__body span {
    display: block;
    font-size: 12px;
    color: #666;
    line-height: 1.5;
}

/* ============================================================
   PATTERN D — ICON TILE GRID (Kurumsal Web Sitesi)
   ============================================================ */
.feature-section--full-width .feature-visual {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto 32px;
}
.feature-tile-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    width: 100%;
}
.feature-tile {
    text-align: center;
    padding: 24px 16px;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 10px;
    transition: box-shadow 0.2s, transform 0.2s;
}
.feature-tile:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.06);
}
.feature-tile__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 12px;
    background: #fdf2f2;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ad2323;
}
.feature-tile strong {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #111;
    margin-bottom: 6px;
}
.feature-tile span {
    display: block;
    font-size: 13px;
    color: #666;
    line-height: 1.5;
}

/* ============================================================
   PATTERN E — SPACIOUS HORIZONTAL CARDS (API Entegrasyon)
   ============================================================ */
.feature-hcards .feature-list li {
    background: #f8f8f8;
    border: 1px solid #eee;
    border-radius: 10px;
    padding: 18px !important;
    margin-bottom: 12px;
    border-bottom: none !important;
}
.feature-hcards .feature-list li:last-child {
    margin-bottom: 0;
}
.feature-hcards .feature-list-icon {
    width: 42px;
    height: 42px;
    min-width: 42px;
}

/* ============================================================
   ENGINE CARDS (Fiyatlama Motoru visual)
   ============================================================ */
.engine-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    max-width: 400px;
    margin: 0 auto;
}
.engine-card {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    padding: 20px 16px;
    text-align: center;
}
.engine-card-icon {
    width: 44px;
    height: 44px;
    background: #fdf2f2;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ad2323;
    margin: 0 auto 10px;
}
.engine-card-value {
    font-size: 22px;
    font-weight: 700;
    color: #111;
    line-height: 1.2;
}
.engine-card-label {
    font-size: 12px;
    color: #888;
    margin-top: 4px;
}

/* ============================================================
   BROWSER MOCKUP + SLIDER
   ============================================================ */
.browser-mockup {
    background: #fff;
    border: 1px solid #d0d0d0;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    max-width: 800px;
    margin: 0 auto;
}
.browser-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: #f0f0f0;
    border-bottom: 1px solid #d0d0d0;
}
.browser-dots {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}
.browser-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.browser-dot--red { background: #ff5f57; }
.browser-dot--yellow { background: #febc2e; }
.browser-dot--green { background: #28c840; }
.browser-address {
    display: flex;
    align-items: center;
    gap: 6px;
    flex: 1;
    background: #fff;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 4px 10px;
    font-size: 11px;
    color: #999;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.browser-viewport {
    position: relative;
    background: #f5f5f5;
    aspect-ratio: 16/10;
    overflow: hidden;
}
.browser-slider {
    position: relative;
    width: 100%;
    height: 100%;
}
.browser-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease;
}
.browser-slide.active {
    opacity: 1;
}
.browser-slider-dots {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 6px;
    z-index: 2;
}
.slider-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(0,0,0,0.25);
    border: none;
    padding: 0;
    cursor: pointer;
    transition: background 0.2s;
}
.slider-dot.active {
    background: #ad2323;
}

/* ============================================================
   CHATBOT MOCKUP
   ============================================================ */
.chatbot-mockup {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 12px;
    overflow: hidden;
    max-width: 370px;
    margin: 0 auto;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.chatbot-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: #111;
    color: #fff;
}
.chatbot-avatar {
    width: 32px;
    height: 32px;
    background: #ad2323;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    flex-shrink: 0;
}
.chatbot-title { font-size: 14px; font-weight: 500; }
.chatbot-status { font-size: 11px; color: rgba(255,255,255,0.6); }
.chatbot-body {
    padding: 16px;
    min-height: 390px;
    max-height: 390px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: #fafafa;
}
.chat-msg {
    max-width: 82%;
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.5;
    opacity: 0;
    transform: translateY(6px);
    animation: chatFadeIn 0.3s forwards;
}
.chat-msg--bot {
    background: #fff;
    border: 1px solid #eee;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
}
.chat-msg--user {
    background: #111;
    color: #fff;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
}
.chat-msg--result {
    background: #fdf2f2;
    border: 1px solid #f0d0d0;
    align-self: flex-start;
    border-bottom-left-radius: 4px;
    font-weight: 500;
    color: #111;
}
.chat-msg--result .result-price {
    display: block;
    font-size: 20px;
    font-weight: 700;
    color: #ad2323;
    margin-top: 4px;
}
.chat-typing {
    align-self: flex-start;
    display: flex;
    gap: 4px;
    padding: 10px 14px;
    background: #fff;
    border: 1px solid #eee;
    border-radius: 12px;
    border-bottom-left-radius: 4px;
}
.chat-typing span {
    width: 6px;
    height: 6px;
    background: #bbb;
    border-radius: 50%;
    animation: typingDot 1.2s infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typingDot {
    0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
    30% { opacity: 1; transform: translateY(-3px); }
}
@keyframes chatFadeIn {
    to { opacity: 1; transform: translateY(0); }
}
.chatbot-footer {
    padding: 12px 16px;
    border-top: 1px solid #eee;
    background: #fff;
}
.chatbot-input-placeholder {
    font-size: 13px;
    color: #bbb;
}

/* ============================================================
   TERMINAL MOCKUP
   ============================================================ */
.terminal-mockup {
    background: #0d1117;
    border-radius: 8px;
    overflow: hidden;
    max-width: 490px;
    margin: 0 auto;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}
.terminal-header {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 14px;
    background: #161b22;
}
.terminal-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.terminal-dot--red { background: #ff5f57; }
.terminal-dot--yellow { background: #febc2e; }
.terminal-dot--green { background: #28c840; }
.terminal-title {
    margin-left: 8px;
    font-size: 12px;
    color: #8b949e;
    font-family: 'Roboto Mono', monospace;
}
.terminal-body {
    padding: 16px;
    min-height: 450px;
    font-family: 'Roboto Mono', Consolas, monospace;
    font-size: 12px;
    line-height: 1.7;
    color: #c9d1d9;
    overflow-x: auto;
}
.terminal-body .t-comment { color: #8b949e; }
.terminal-body .t-method { color: #d2a8ff; font-weight: 700; }
.terminal-body .t-url { color: #79c0ff; }
.terminal-body .t-key { color: #79c0ff; }
.terminal-body .t-string { color: #a5d6ff; }
.terminal-body .t-number { color: #f0883e; }
.terminal-body .t-bool { color: #ff7b72; }
.terminal-body .t-success { color: #3fb950; }
.terminal-body .t-brace { color: #c9d1d9; }
.terminal-cursor {
    display: inline-block;
    width: 7px;
    height: 14px;
    background: #c9d1d9;
    animation: blink 0.9s step-end infinite;
    vertical-align: middle;
}
@keyframes blink { 50% { opacity: 0; } }

/* ============================================================
   SECURITY GRID — less cramped
   ============================================================ */
.security-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}
.security-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 24px;
    background: #f5f5f5;
    border-radius: 8px;
}
.section--gray .security-item { background: #fff; }
.security-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    background: #fdf2f2;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ad2323;
    flex-shrink: 0;
}
.security-item h4 {
    font-size: 15px;
    font-weight: 600;
    color: #111;
    margin-bottom: 6px;
}
.security-item p {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-row {
    display: flex;
    flex-direction: column;
    gap: 32px;
}
.about-text h2 {
    font-size: 22px;
    font-weight: 700;
    color: #111;
    margin-bottom: 16px;
}
.about-text p {
    font-size: 14px;
    color: #555;
    margin-bottom: 12px;
}
.about-img {
    width: 100%;
    border-radius: 6px;
    background: #eee;
}

/* ============================================================
   PRICING — Full overhaul
   ============================================================ */
.pricing-urgency-badge {
    display: inline-block;
    background: #ad2323;
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    padding: 6px 18px;
    border-radius: 4px;
    margin-bottom: 16px;
    letter-spacing: 0.3px;
}

.pricing-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 24px;
}
.pricing-block {
    background: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
}
.pricing-block--featured {
    border-color: #ad2323;
    border-width: 2px;
}

.pricing-block-header {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 24px;
    border-bottom: 1px solid #f0f0f0;
}
.pricing-block-info {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.pricing-block-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: #fdf2f2;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ad2323;
}
.pricing-block-info h3 {
    font-size: 18px;
    font-weight: 700;
    color: #111;
}
.pricing-block-desc {
    font-size: 13px;
    color: #888;
    margin-top: 2px;
}

.pricing-block-price {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.price-original {
    font-size: 15px;
    color: #bbb;
    text-decoration: line-through;
}
.price-amount {
    font-size: 32px;
    font-weight: 700;
    color: #111;
}
.price-period {
    font-size: 13px;
    display: flex;
    color: #888;
    margin-left: 4px;
    justify-content: flex-end;
}
.price-renewal {
    font-size: 13px;
    color: #666;
    margin-top: 2px;
}

.pricing-block-features {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    padding: 20px 24px 24px;
}
.pricing-feature-col ul li {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 0;
    font-size: 14px;
    color: #333;
}
.check-icon { flex-shrink: 0; }

/* Tooltip */
[data-tip] {
    position: relative;
    border-bottom: 1px dashed #ccc;
    cursor: help;
}
[data-tip]::after {
    content: attr(data-tip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    background: #111;
    color: #fff;
    font-size: 12px;
    font-weight: 400;
    line-height: 1.5;
    padding: 8px 12px;
    border-radius: 4px;
    white-space: normal;
    width: max-content;
    max-width: 260px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s;
    z-index: 100;
}
[data-tip]:hover::after {
    opacity: 1;
}

.pricing-cta {
    text-align: center;
    margin-top: 8px;
    margin-bottom: 24px;
}

.pricing-notes {
    max-width: 840px;
    margin: 0 auto;
    text-align: center;
}
.pricing-notes p {
    font-size: 12px;
    color: #999;
    margin-bottom: 6px;
}

/* ============================================================
   FAQ — smoother transitions
   ============================================================ */
.faq-list {
    max-width: 720px;
    margin: 0 auto;
}
.faq-item {
    border-bottom: 1px solid #e0e0e0;
}
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 16px 0;
    background: none;
    border: none;
    text-align: left;
    font-size: 15px;
    font-weight: 500;
    color: #111;
    gap: 12px;
}
.faq-question:hover { color: #ad2323; }
.faq-item.open .faq-question { color: #ad2323; }
.faq-chevron {
    flex-shrink: 0;
    transition: transform 0.35s ease;
    color: #999;
}
.faq-item.open .faq-chevron { transform: rotate(180deg); color: #ad2323; }
.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
    padding: 0 0 16px;
    font-size: 14px;
    color: #555;
    line-height: 1.7;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.cta-section {
    background: linear-gradient(135deg, #111, #2a0a0a);
    text-align: center;
    padding: 56px 0;
}
.cta-content h2 {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    line-height: 1.3;
}
.cta-content p {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    margin-top: 12px;
}
.cta-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-top: 24px;
    flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    background: #fafafa;
    border-top: 1px solid #eee;
    padding: 32px 0 100px;
}
.footer-top {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 20px;
}
.footer-brand p {
    font-size: 13px;
    color: #888;
    margin-top: 4px;
}
.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.footer-contact a {
    font-size: 13px;
    color: #555;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.footer-contact a:hover { color: #ad2323; }
.footer-bottom {
    border-top: 1px solid #eee;
    padding-top: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.footer-legal {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}
.footer-legal-link {
    background: none;
    border: none;
    font-size: 12px;
    color: #999;
    padding: 0;
    text-decoration: underline;
}
.footer-legal-link:hover { color: #ad2323; }
.footer-copy {
    font-size: 12px;
    color: #bbb;
}

/* ============================================================
   MODAL — animated
   ============================================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: background 0.3s ease, opacity 0.3s ease, visibility 0.3s;
}
.modal-overlay.open {
    opacity: 1;
    visibility: visible;
    background: rgba(0,0,0,0.5);
}
.modal-box {
    background: #fff;
    border-radius: 8px;
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    transform: translateY(24px);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.modal-overlay.open .modal-box {
    transform: translateY(0);
    opacity: 1;
}
.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid #eee;
}
.modal-header h3 {
    font-size: 16px;
    font-weight: 600;
}
.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #999;
    line-height: 1;
}
.modal-close:hover { color: #111; }
.modal-body {
    padding: 20px;
    font-size: 14px;
    color: #555;
    line-height: 1.7;
}
.modal-body h4 {
    font-size: 16px;
    font-weight: 600;
    color: #111;
    margin-bottom: 12px;
}
.modal-body p {
    margin-bottom: 10px;
}
.modal-body a { color: #ad2323; }

/* ============================================================
   MOBILE BOTTOM BAR
   ============================================================ */
.mobile-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: #fff;
    border-top: 1px solid #eee;
    padding: 8px 12px;
    display: flex;
    gap: 8px;
    box-shadow: 0 -1px 4px rgba(0,0,0,0.04);
}
.mobile-bar-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 11px 0;
    font-size: 14px;
    font-weight: 500;
    border-radius: 6px;
    text-decoration: none;
    border: 1px solid transparent;
}
.mobile-bar-btn:hover { text-decoration: none; }
.mobile-bar-btn--outline {
    background: #fff;
    color: #111;
    border-color: #ddd;
}
.mobile-bar-btn--primary {
    background: #ad2323;
    color: #fff;
}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s, transform 0.5s;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* section--dark removed — only hero uses dark background */

/* ============================================================
   SECTION BACKGROUNDS — variety
   ============================================================ */
.section--pricing-bg {
    background: #fdf8f8;
}
#api.section--gray {
    background: linear-gradient(180deg, #f5f5f5, #ede8e8);
}

/* ============================================================
   ACCENT DIVIDER STRIP
   ============================================================ */
.section--accent-divider {
    position: relative;
}
.section--accent-divider::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 10%;
    right: 10%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #ad2323, transparent);
    opacity: 0.3;
}

/* ============================================================
   DECORATIVE DOTS
   ============================================================ */
.section-decor--dots {
    position: relative;
}
.section-decor--dots::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(0,0,0,0.03) 1px, transparent 1px);
    background-size: 24px 24px;
    pointer-events: none;
    z-index: 0;
}
.section-decor--dots > .container {
    position: relative;
    z-index: 1;
}

/* ============================================================
   TEXT HIGHLIGHT + BADGE UPGRADE + SPACING
   ============================================================ */
.text-highlight {
    color: #ad2323;
    font-weight: 600;
}
.hero .text-highlight {
    color: rgba(255,255,255,0.95);
}

/* Badge size increase */
.feature-badge {
    font-size: 13px;
    padding: 6px 14px;
    font-weight: 600;
}

/* Section padding increase */
.section { padding: 56px 0; }

/* Section header spacing */
.section-header {
    margin-bottom: 40px;
}

/* ============================================================
   TABLET — 768px+
   ============================================================ */
@media (min-width: 768px) {
    .section { padding: 72px 0; }
    .section-header { margin-bottom: 48px; }
    .ekspertiz-svg { max-width: 240px; }
    .ekspertiz-price-value { font-size: 22px; }
    .section-header h2 { font-size: 26px; }

    .hero { padding: 120px 0 64px; }
    .hero .container {
        flex-direction: row;
        align-items: center;
    }
    .hero-content {
        flex: 1;
        min-width: 0;
    }
    .hero-visual {
        flex: 0 0 340px;
        width: auto;
        margin-top: 0;
    }
    .hero-visual .hero-ba {
        max-width: 460px;
        height: 435px;
    }
    .hero h1 { font-size: 36px; }
    .hero-stats-row {
        flex-direction: row;
        align-items: center;
        gap: 32px;
        padding: 28px 60px 0;
    }
    .hero-stats { gap: 40px; }
    .hero-stat strong { font-size: 26px; }
    .hero-marquee {
        flex: 1;
        min-width: 0;
    }

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

    .feature-row {
        flex-direction: row;
        align-items: center;
    }
    .feature-row--reverse { flex-direction: row-reverse; }
    .feature-text {flex: 1;}
    .feature-visual { flex: 0.9; }
    .feature-text h2 { font-size: 24px; }

    /* Show chatbot arrow on tablet+ */
    .chatbot-arrow {
        display: block;
        position: absolute;
        right: -8px;
        top: 50%;
        transform: translateY(-50%);
    }

    /* Pattern B: Card grid 2-col */
    .feature-card-grid { grid-template-columns: repeat(2, 1fr); }

    /* Pattern C: Panel grid 2-col */
    .feature-panel-grid {grid-template-columns: repeat(1, 1fr);}

    /* Pattern D: Tile grid 2-col */
    .feature-tile-grid { grid-template-columns: repeat(2, 1fr); }

    /* Full-width sections: stack vertically */
    .feature-section--full-width .feature-row {
        flex-direction: column;
        align-items: stretch;
    }
    .feature-section--full-width .feature-text {
        flex: none;
    }
    .feature-section--full-width .feature-visual {
        flex: none;
    }

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

    .about-row { flex-direction: row; align-items: center; }
    .about-text { flex: 1.1; }
    .about-visual { flex: 0.9; }

    .pricing-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
    .pricing-block-header {
        flex-direction: column;
        align-items: flex-start;
    }
    .pricing-block-price {
        text-align: left;
        align-items: flex-start;
    }
    .pricing-block-features {
        grid-template-columns: 1fr 1fr;
        gap: 0 32px;
    }

    .cta-section { padding: 72px 0; }
    .cta-content h2 { font-size: 28px; }

    .footer-top { flex-direction: row; justify-content: space-between; align-items: flex-start; }
    .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; }
    .site-footer { padding-bottom: 32px; }
}

/* ============================================================
   DESKTOP — 1024px+
   ============================================================ */
@media (min-width: 1024px) {
    .header-nav {
        display: flex;
        gap: 28px;
    }
    .nav-link {
        font-size: 14px;
        color: #555;
        text-decoration: none;
        transition: color 0.15s;
    }
    .nav-link:hover { color: #ad2323; text-decoration: none; }
    .header-actions { display: flex; gap: 8px; }
    .hamburger { display: none; }
    .mobile-bottom-bar { display: none; }

    .hero {padding: 70px 0 40px;}
    .hero h1 { font-size: 42px; }
    .hero-sub { font-size: 16px; }
    .hero-visual {
        flex: 0 0 420px;
    }
    .hero-ba {
        height: 360px;
    }
    .hero-stats-row {padding: 28px 3px 0;max-width: 1160px;margin: 30px auto 0 auto;}
    .hero-marquee-track { gap: 16px; }
    .marquee-brand { padding: 5px 16px; font-size: 13px; }

    .problems-grid { grid-template-columns: repeat(4, 1fr); }

    .section { padding: 96px 0; }
    .section-header h2 { font-size: 28px; }
    .feature-text h2 { font-size: 26px; }

    .security-grid { grid-template-columns: repeat(3, 1fr); }

    .about-text h2 { font-size: 26px; }

    /* Pattern D: Tile grid 3-col on desktop */
    .feature-tile-grid { grid-template-columns: repeat(3, 1fr); }

    .pricing-block-header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    .pricing-block-price {
        text-align: right;
        align-items: flex-end;
    }

    /* Pattern B: Card grid spacing */
    .feature-card-grid { gap: 20px; }

    /* Full-width sections override row direction */
    .feature-section--full-width .feature-row {
        flex-direction: column;
        align-items: stretch;
    }

    /* Engine cards full-width in card-grid layout */
    .feature-section--full-width .engine-cards {
        max-width: 100%;
        grid-template-columns: repeat(4, 1fr);
        margin-bottom: 24px;
    }

    /* Sticky visual for long feature sections */
    .feature-row--top-align {
        align-items: flex-start;
    }
    .feature-row--top-align .feature-visual {
        position: sticky;
        top: 150px;
    }

    /* Ekspertiz section on desktop */
    .ekspertiz-svg { max-width: 300px; }
    .ekspertiz-price-value { font-size: 26px; }
}

/* ============================================================
   LARGE DESKTOP — 1280px+
   ============================================================ */
@media (min-width: 1280px) {
    .container { max-width: 1200px; }
    .hero h1 { font-size: 46px; }
    .hero-stat strong { font-size: 28px; }
    .hero-visual {
        flex: 0 0 480px;
    }
    .hero-ba {
        height: 380px;
    }
}