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

:root {
    --white: #ffffff;
    --bg: #f7f8fa;
    --bg-alt: #eef0f4;
    --ink: #16181c;
    --ink-soft: #40454d;
    --ink-mute: #6b7178;
    --ink-faint: #9ba1a9;
    --line: #e2e5ea;
    --line-soft: #eef0f3;
    --line-strong: #c8cdd4;
    --accent: #ff4800;
    --accent-hover: #e03e00;
    --accent-soft: #fff1eb;
    --accent-glow: rgba(255, 72, 0, 0.18);
    --accent-bright: #ff5c1f;
    --blue-tech: #0a5e8a;
    --blue-tech-soft: #e8f1f6;
    --red: #c0261d;
    --red-soft: #fef2f2;
    --green: #15803d;
    --green-soft: #ecfdf5;
    --amber: #b45309;
    --amber-soft: #fffbeb;
    --purple: #6d28d9;
    --radius: 2px;
    --font-head: 'Inter Tight', 'Inter', system-ui, sans-serif;
    --font: 'Inter', system-ui, sans-serif;
    --mono: 'JetBrains Mono', 'Consolas', monospace;
    --ease: cubic-bezier(0.2, 0, 0.2, 1);
    --shadow-md: 0 8px 24px rgba(22, 24, 28, 0.08);
    --shadow-lg: 0 24px 80px rgba(0, 0, 0, 0.3);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--white);
    color: var(--ink);
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

/* ========== IMAGE PLACEHOLDERS ========== */
.img-ph {
    position: relative;
    width: var(--w, 100%);
    aspect-ratio: var(--ratio, 16/9);
    background: var(--bg-alt);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    color: var(--ink-faint);
    font-family: var(--mono);
    font-size: 11px;
    letter-spacing: 0.04em;
    text-align: center;
    padding: 8px;
}

.img-ph span {
    position: relative;
    z-index: 1;
    background: var(--bg-alt);
    padding: 4px 8px;
    border-radius: 2px;
}
.img-ph--dark { background: #d8dce2; }
.img-ph--soft { background: var(--bg); }
.img-wrap {
    position: relative;
    width: var(--w, 100%);
    aspect-ratio: var(--ratio, 16/9);
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--bg-alt);
}
.img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

/* ========== PROMO BANNER ========== */
.promo-banner {
    background: linear-gradient(90deg, var(--accent) 0%, #b83200 100%);
    color: #fff;
    padding: 10px 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    font-size: 13px;
    font-weight: 500;
    flex-wrap: wrap;
    position: relative;
    z-index: 201;
}
.promo-banner .tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.2);
    padding: 3px 10px;
    border-radius: var(--radius);
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.promo-banner .tag::before {
    content: "";
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 6px #fff;
    animation: pulse 1.5s infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }
.promo-banner .divider { opacity: 0.4; }
.promo-banner strong { font-weight: 700; }
.promo-timer {
    font-family: var(--mono);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.06em;
    background: rgba(0, 0, 0, 0.18);
    padding: 3px 10px;
    border-radius: var(--radius);
}

/* ========== TOPBAR ========== */
.topbar {
    position: sticky;
    top: 0;
    z-index: 200;
    background: var(--white);
    border-bottom: 1px solid var(--line);
    padding: 0 40px;
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-head);
    font-size: 19px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    text-decoration: none;
    flex-shrink: 0;
}
.brand-mark {
    width: 26px;
    height: 26px;
    background: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: var(--mono);
    font-size: 12px;
    font-weight: 700;
}
.brand-mark::before { content: "TL"; }
.nav { display: flex; gap: 28px; align-items: center; }
.nav a {
    font-size: 14px;
    font-weight: 500;
    color: var(--ink-soft);
    text-decoration: none;
    transition: color 0.15s;
}
.nav a:hover { color: var(--accent); }
.topbar-actions { display: flex; gap: 12px; align-items: center; flex-shrink: 0; }
.topbar-phone {
    font-family: var(--mono);
    font-size: 13px;
    color: var(--ink);
    font-weight: 600;
    text-decoration: none;
    line-height: 1.2;
}
.topbar-phone small {
    display: block;
    font-family: var(--font);
    font-size: 10px;
    color: var(--ink-mute);
    font-weight: 500;
}
.topbar-phone:hover { color: var(--accent); }

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font);
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    padding: 12px 22px;
    border-radius: var(--radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.15s var(--ease);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
    letter-spacing: -0.005em;
}
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    box-shadow: 0 8px 20px var(--accent-glow);
}
.btn-secondary { background: var(--white); color: var(--ink); border-color: var(--line-strong); }
.btn-secondary:hover { border-color: var(--ink); background: var(--bg); }
.btn-ghost { background: transparent; color: var(--ink-soft); border-color: transparent; padding: 12px 14px; }
.btn-ghost:hover { color: var(--accent); }
.btn-sm { padding: 9px 16px; font-size: 13px; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-arrow::after { content: "→"; font-size: 15px; transition: transform 0.15s var(--ease); }
.btn-arrow:hover::after { transform: translateX(3px); }

/* ========== CONTAINER ========== */
.container { max-width: 1320px; margin: 0 auto; padding: 0 40px; }

/* ========== HERO ========== */
.hero { background: var(--white); border-bottom: 1px solid var(--line); padding: 64px 0 0; }
.hero-grid {
    display: grid;
    grid-template-columns: 1.05fr 1fr;
    gap: 64px;
    align-items: center;
    padding-bottom: 56px;
}
.hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 20px;
    padding: 5px 10px;
    background: var(--accent-soft);
    border-radius: var(--radius);
}
.hero-kicker::before { content: ""; width: 6px; height: 6px; background: var(--accent); }
.hero h1 {
    font-family: var(--font-head);
    font-size: clamp(34px, 4.4vw, 58px);
    font-weight: 700;
    line-height: 1.06;
    letter-spacing: -0.035em;
    color: var(--ink);
    margin-bottom: 20px;
}
.hero h1 .accent { color: var(--accent); }
.hero-desc {
    font-size: 17px;
    line-height: 1.6;
    color: var(--ink-soft);
    max-width: 520px;
    margin-bottom: 28px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
}
.trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--ink-soft);
    font-weight: 500;
}
.trust-item svg {
    width: 16px;
    height: 16px;
    stroke: var(--accent);
    stroke-width: 2;
    fill: none;
    flex-shrink: 0;
}

/* Hero form */
.hero-form {
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
}
.hero-form::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--accent);
}
.hero-form-head { padding: 22px 24px 16px; border-bottom: 1px solid var(--line); }
.hero-form-head h3 {
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 4px;
}
.hero-form-head p { font-size: 13px; color: var(--ink-mute); line-height: 1.5; }
.hero-form-steps {
    display: flex;
    padding: 0 24px;
    border-bottom: 1px solid var(--line);
    background: var(--bg);
}
.hero-form-step {
    flex: 1;
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-mute);
    position: relative;
}
.hero-form-step .num {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--white);
    border: 1.5px solid var(--line-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    font-weight: 700;
    color: var(--ink-mute);
    flex-shrink: 0;
    transition: all 0.15s;
}
.hero-form-step.active { color: var(--accent); }
.hero-form-step.active .num { background: var(--accent); border-color: var(--accent); color: #fff; }
.hero-form-step.done .num { background: var(--green); border-color: var(--green); color: #fff; }
.hero-form-step.done .num::before { content: "✓"; font-size: 10px; }
.hero-form-step.done .num > span { display: none; }
.hero-form-body { padding: 20px 24px; }
.hero-form-body .form-step { display: none; }
.hero-form-body .form-step.active { display: block; }
.hero-form-body .field { margin-bottom: 14px; }
.hero-form-body .field:last-of-type { margin-bottom: 18px; }
.hero-form-body .field-label { font-size: 12px; margin-bottom: 6px; }
.hero-form-body .input { padding: 10px 12px; font-size: 14px; }
.hero-form-body .select-wrap select { padding: 10px 32px 10px 12px; font-size: 14px; }
.hero-form-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}
.hero-form-actions .btn { flex: 1; }
.hero-form-actions .btn-back { flex: 0 0 auto; padding: 12px 16px; }
.hero-form-foot {
    padding: 12px 24px;
    background: var(--bg);
    border-top: 1px solid var(--line);
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    color: var(--ink-mute);
    font-family: var(--mono);
}
.hero-form-foot svg {
    width: 12px;
    height: 12px;
    stroke: var(--green);
    stroke-width: 2;
    fill: none;
    flex-shrink: 0;
}

/* Hero stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    background: var(--bg);
    border-top: 1px solid var(--line);
}
.hero-stat {
    padding: 22px 28px;
    border-right: 1px solid var(--line);
    display: flex;
    align-items: baseline;
    gap: 10px;
}
.hero-stat:last-child { border-right: none; }
.hero-stat .num {
    font-family: var(--font-head);
    font-size: 26px;
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;
    color: var(--ink);
}
.hero-stat .num .small {
    font-size: 13px;
    color: var(--ink-mute);
    font-weight: 500;
    margin-left: 2px;
    letter-spacing: 0;
}
.hero-stat .label { font-size: 12px; color: var(--ink-mute); line-height: 1.4; font-weight: 500; }

/* ========== ANSWER BLOCK ========== */
.answer-block {
    background: var(--accent-soft);
    border-left: 3px solid var(--accent);
    padding: 20px 24px;
    border-radius: var(--radius);
    margin: 0 0 32px;
}
.answer-block h2 {
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 8px;
}
.answer-block p {
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.6;
}
.answer-block a { color: var(--accent); font-weight: 600; }

/* ========== TRUST BAR ========== */
.trust-bar { background: var(--white); border-bottom: 1px solid var(--line); padding: 16px 0; }
.trust-bar-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.trust-bar-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    border-right: 1px solid var(--line);
}
.trust-bar-item:last-child { border-right: none; }
.trust-bar-icon {
    width: 32px; height: 32px;
    flex-shrink: 0;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}
.trust-bar-icon svg { width: 18px; height: 18px; stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.trust-bar-label {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 2px;
}
.trust-bar-value { font-size: 13px; font-weight: 600; color: var(--ink); }

/* ========== LOGOS BAR ========== */
.logos-bar { background: var(--white); border-bottom: 1px solid var(--line); padding: 24px 0; }
.logos-bar-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}
.logos-bar-label {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-mute);
    white-space: nowrap;
}
.logo-item {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--ink-faint);
    transition: color 0.15s;
}
.logo-item:hover { color: var(--ink-mute); }

/* ========== SECTION ========== */
.section { padding: 72px 0; }
.section-alt { background: var(--bg); }
.section-head {
    display: flex;
    justify-content: space-between;
    align-items: end;
    margin-bottom: 40px;
    gap: 40px;
    flex-wrap: wrap;
}
.section-kicker {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 10px;
}
.section-title {
    font-family: var(--font-head);
    font-size: clamp(26px, 3vw, 38px);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--ink);
    max-width: 640px;
}
.section-desc {
    font-size: 15px;
    color: var(--ink-soft);
    max-width: 400px;
    line-height: 1.6;
}
.section-seo-text {
    margin-top: 32px;
    padding: 24px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.7;
}
.section-seo-text h3 {
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 700;
    color: var(--ink);
    margin-bottom: 10px;
    letter-spacing: -0.02em;
}
.section-seo-text p { margin-bottom: 12px; }
.section-seo-text p:last-child { margin-bottom: 0; }

/* ========== LEAD MAGNET ========== */
.lead-magnet {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 32px;
    align-items: center;
    background: linear-gradient(90deg, var(--accent) 0%, #b83200 100%);
    color: #fff;
    padding: 32px 40px;
    border-radius: var(--radius);
    margin: 48px 0;
}
.lead-magnet h3 {
    font-family: var(--font-head);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 6px;
    color: #fff;
}
.lead-magnet p { font-size: 14px; color: rgba(255, 255, 255, 0.85); line-height: 1.5; }
.lead-magnet-form { display: flex; gap: 8px; }
.lead-magnet-form input {
    font-family: var(--font);
    font-size: 14px;
    padding: 12px 16px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(0, 0, 0, 0.15);
    color: #fff;
    border-radius: var(--radius);
    width: 260px;
}
.lead-magnet-form input::placeholder { color: rgba(255, 255, 255, 0.5); }
.lead-magnet-form input:focus { outline: none; border-color: #fff; background: rgba(0, 0, 0, 0.25); }
.lead-magnet-form .btn { background: #fff; border-color: #fff; color: var(--accent); }
.lead-magnet-form .btn:hover { background: var(--ink); border-color: var(--ink); color: #fff; }

/* ========== FILTER BAR ========== */
.filter-bar {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    margin-bottom: 20px;
    overflow: hidden;
}
.filter-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr auto;
    border-bottom: 1px solid var(--line);
}
.filter-row:last-child { border-bottom: none; }
.filter-cell { padding: 14px 18px; border-right: 1px solid var(--line); }
.filter-cell:last-child { border-right: none; }
.filter-cell .field-label {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 6px;
}
.filter-cell .field { margin: 0; }
.filter-presets {
    display: flex;
    align-items: center;
    padding: 10px 18px;
    gap: 8px;
    background: var(--bg);
    flex-wrap: wrap;
    border-bottom: 1px solid var(--line);
}
.filter-presets .label {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-right: 6px;
}
.preset-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 500;
    padding: 6px 12px;
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s var(--ease);
    color: var(--ink-soft);
    font-family: var(--font);
}
.preset-chip:hover { border-color: var(--accent); color: var(--accent); }
.preset-chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.preset-chip .count { font-family: var(--mono); font-size: 10px; opacity: 0.7; font-weight: 600; }
.filter-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 18px;
    gap: 16px;
    flex-wrap: wrap;
}
.sort-controls { display: flex; align-items: center; gap: 6px; }
.sort-controls label {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-mute);
}
.sort-btn {
    padding: 5px 10px;
    border: 1px solid var(--line);
    background: var(--white);
    font-family: var(--font);
    font-size: 12px;
    font-weight: 500;
    color: var(--ink-soft);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
}
.sort-btn:hover { border-color: var(--ink-mute); color: var(--ink); }
.sort-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }
.results-info { font-family: var(--mono); font-size: 12px; color: var(--ink-mute); }
.results-info strong { color: var(--ink); font-weight: 700; }

/* ========== FORM ========== */
.field { margin-bottom: 18px; }
.field-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--ink-soft);
    margin-bottom: 8px;
    letter-spacing: -0.005em;
}
.field-label .req { color: var(--accent); margin-left: 2px; }
.field-hint { font-size: 12px; color: var(--ink-mute); margin-top: 6px; }
.input {
    display: block;
    width: 100%;
    font-family: var(--font);
    font-size: 14px;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    padding: 11px 14px;
    transition: all 0.15s var(--ease);
    appearance: none;
}
.input::placeholder { color: var(--ink-faint); }
.input:hover { border-color: var(--ink-mute); }
.input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
textarea.input { min-height: 80px; resize: vertical; line-height: 1.5; }

/* ========== CHECKBOX ========== */
.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    user-select: none;
    font-size: 12px;
    color: var(--ink-soft);
    position: relative;
    line-height: 1.5;
}
.checkbox input { position: absolute; opacity: 0; width: 0; height: 0; }
.checkbox .box {
    flex-shrink: 0;
    width: 16px;
    height: 16px;
    border: 1.5px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.12s;
    margin-top: 1px;
}
.checkbox .box svg {
    width: 10px; height: 10px;
    stroke: #fff; stroke-width: 3; fill: none;
    stroke-linecap: round; stroke-linejoin: round;
    opacity: 0;
}
.checkbox input:checked + .box { background: var(--accent); border-color: var(--accent); }
.checkbox input:checked + .box svg { opacity: 1; }
.checkbox input:focus-visible + .box { box-shadow: 0 0 0 3px var(--accent-glow); }
.checkbox a { color: var(--accent); text-decoration: underline; text-underline-offset: 2px; }

/* ========== SELECT / SEARCH-SELECT / MULTI ========== */
.select-wrap { position: relative; display: block; }
.select-wrap select {
    appearance: none;
    width: 100%;
    font-family: var(--font);
    font-size: 14px;
    color: var(--ink);
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    padding: 11px 36px 11px 14px;
    cursor: pointer;
    transition: all 0.15s var(--ease);
}
.filter-cell .select-wrap select {
    border: none;
    padding: 0 28px 0 0;
    background: transparent;
    font-weight: 500;
}
.filter-cell .select-wrap select:focus { box-shadow: none; }
.filter-cell .select-wrap::after { right: 4px; }
.select-wrap select:hover { border-color: var(--ink-mute); }
.select-wrap select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.select-wrap::after {
    content: "";
    position: absolute;
    right: 12px;
    top: 50%;
    width: 7px;
    height: 7px;
    border-right: 1.5px solid var(--ink-soft);
    border-bottom: 1.5px solid var(--ink-soft);
    transform: translateY(-70%) rotate(45deg);
    pointer-events: none;
}
.search-select { position: relative; width: 100%; }
.search-select-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    padding: 11px 14px;
    cursor: pointer;
    transition: all 0.15s var(--ease);
    min-height: 42px;
    font-size: 14px;
}
.filter-cell .search-select-trigger { border: none; padding: 0; min-height: auto; font-weight: 500; }
.filter-cell .search-select.open .search-select-trigger { box-shadow: none; }
.search-select.open .search-select-trigger { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.search-select-trigger .placeholder { color: var(--ink-faint); }
.search-select-trigger .selected-text { color: var(--ink); font-weight: 500; }
.search-select-trigger .arrow {
    width: 7px; height: 7px;
    border-right: 1.5px solid var(--ink-soft);
    border-bottom: 1.5px solid var(--ink-soft);
    transform: rotate(45deg) translateY(-2px);
    transition: transform 0.15s;
    flex-shrink: 0;
}
.search-select.open .arrow { transform: rotate(-135deg) translateY(-2px); }
.search-select-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    left: 0; right: 0;
    min-width: 240px;
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    z-index: 100;
    display: none;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}
.search-select.open .search-select-dropdown { display: block; }
.search-select-input {
    width: 100%;
    border: none;
    border-bottom: 1px solid var(--line);
    padding: 12px 14px;
    font-family: var(--font);
    font-size: 14px;
    color: var(--ink);
    outline: none;
}
.search-select-input::placeholder { color: var(--ink-faint); }
.search-select-input:focus { border-bottom-color: var(--accent); }
.search-select-options { max-height: 260px; overflow-y: auto; }
.search-select-option {
    padding: 10px 14px;
    cursor: pointer;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: background 0.1s;
}
.search-select-option:hover { background: var(--bg); }
.search-select-option.selected { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.search-select-option.selected::before { content: "✓"; margin-right: 8px; font-weight: 700; }
.search-select-option .meta { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); }
.search-select-empty { padding: 20px 14px; font-size: 13px; color: var(--ink-mute); text-align: center; }

.multiselect { position: relative; width: 100%; }
.multiselect-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    padding: 8px 14px;
    min-height: 42px;
    cursor: pointer;
    transition: all 0.15s;
    font-size: 14px;
}
.multiselect.open .multiselect-trigger { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.multiselect-values { display: flex; flex-wrap: wrap; gap: 4px; flex: 1; min-width: 0; }
.multiselect-chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 12px;
    font-weight: 600;
    padding: 3px 4px 3px 8px;
    border-radius: var(--radius);
    white-space: nowrap;
}
.multiselect-chip .x {
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
    width: 16px;
    height: 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition: all 0.12s;
}
.multiselect-chip .x:hover { opacity: 1; background: rgba(255, 72, 0, 0.15); }
.multiselect-placeholder { color: var(--ink-faint); padding-left: 4px; }
.multiselect-count { font-family: var(--mono); font-size: 12px; color: var(--ink-mute); font-weight: 600; }
.multiselect-arrow {
    width: 7px; height: 7px;
    border-right: 1.5px solid var(--ink-soft);
    border-bottom: 1.5px solid var(--ink-soft);
    transform: rotate(45deg) translateY(-2px);
    transition: transform 0.15s;
    flex-shrink: 0;
}
.multiselect.open .multiselect-arrow { transform: rotate(-135deg) translateY(-2px); }
.multiselect-dropdown {
    position: absolute;
    top: calc(100% + 6px);
    left: 0; right: 0;
    min-width: 260px;
    background: var(--white);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    z-index: 100;
    display: none;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}
.multiselect.open .multiselect-dropdown { display: block; }
.multiselect-options { max-height: 280px; overflow-y: auto; }
.multiselect-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.1s;
    user-select: none;
}
.multiselect-option:hover { background: var(--bg); }
.multiselect-option .cb {
    width: 16px; height: 16px;
    border: 1.5px solid var(--line-strong);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.12s;
}
.multiselect-option .cb svg { width: 10px; height: 10px; stroke: #fff; stroke-width: 3; fill: none; opacity: 0; }
.multiselect-option.checked .cb { background: var(--accent); border-color: var(--accent); }
.multiselect-option.checked .cb svg { opacity: 1; }
.multiselect-option.checked { color: var(--accent); font-weight: 600; }
.multiselect-option .label { flex: 1; }
.multiselect-option .meta { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); }
.multiselect-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 14px;
    border-top: 1px solid var(--line);
    background: var(--bg);
    font-size: 12px;
    color: var(--ink-mute);
}
.multiselect-footer button {
    background: transparent;
    border: none;
    color: var(--accent);
    font-family: var(--font);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: var(--radius);
}
.multiselect-footer button:hover { background: var(--accent-soft); }

/* ========== BADGES ========== */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.06em;
    padding: 3px 7px;
    border-radius: var(--radius);
    line-height: 1;
    text-transform: uppercase;
    white-space: nowrap;
}
.badge-accent { background: var(--accent-soft); color: var(--accent); }
.badge-accent::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--accent); }
.badge-green { background: var(--green-soft); color: var(--green); }
.badge-green::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--green); }
.badge-gray { background: var(--bg-alt); color: var(--ink-soft); }
.badge-red { background: var(--red-soft); color: var(--red); }
.badge-amber { background: var(--amber-soft); color: var(--amber); }
.badge-blue { background: var(--blue-tech-soft); color: var(--blue-tech); }
.badge-purple { background: #f3e8ff; color: var(--purple); }

/* ========== PRODUCT GRID ========== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 16px;
}
.product-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.2s var(--ease);
    position: relative;
}
.product-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.product-head {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: var(--bg);
    border-bottom: 1px solid var(--line);
}
.product-compare {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    user-select: none;
    font-size: 11px;
    font-weight: 500;
    color: var(--ink-mute);
    position: relative;
}
.product-compare input { position: absolute; opacity: 0; width: 0; height: 0; }
.product-compare .cb {
    width: 13px; height: 13px;
    border: 1.5px solid var(--line-strong);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.12s;
    background: var(--white);
}
.product-compare .cb svg { width: 8px; height: 8px; stroke: #fff; stroke-width: 3; fill: none; opacity: 0; }
.product-compare input:checked + .cb { background: var(--accent); border-color: var(--accent); }
.product-compare input:checked + .cb svg { opacity: 1; }
.product-compare:hover .cb { border-color: var(--accent); }
.product-head .brand {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-mute);
}
.product-head .art {
    margin-left: auto;
    font-family: var(--mono);
    font-size: 10px;
    color: var(--ink-faint);
    letter-spacing: 0.04em;
}
.product-image { border-bottom: 1px solid var(--line); }
.product-image .img-ph { border: none; border-radius: 0; }
.product-body { padding: 16px; flex: 1; display: flex; flex-direction: column; }
.product-title-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 6px;
}
.product-name {
    font-family: var(--font-head);
    font-size: 19px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    line-height: 1.2;
    margin: 0;
}
.product-rating { display: flex; align-items: center; gap: 6px; margin-bottom: 10px; }
.rating-stars { display: flex; gap: 1px; }
.rating-stars svg { width: 12px; height: 12px; fill: #f59e0b; }
.rating-stars svg.empty { fill: var(--line); }
.rating-count { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); font-weight: 500; }
.product-badges { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 12px; }
.product-desc { font-size: 13px; color: var(--ink-soft); line-height: 1.55; margin-bottom: 14px; }
.product-specs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 12px;
}
.spec-item { background: var(--white); padding: 7px 10px; display: flex; flex-direction: column; gap: 1px; }
.spec-item .k {
    font-family: var(--mono);
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-mute);
}
.spec-item .v { font-family: var(--mono); font-size: 12px; font-weight: 600; color: var(--ink); }
.spec-item .v .unit { color: var(--ink-mute); font-size: 10px; font-weight: 500; margin-left: 2px; }
.product-footer {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding-top: 14px;
    border-top: 1px solid var(--line);
    margin-top: auto;
}
.product-price-row { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.product-price { display: flex; flex-direction: column; gap: 1px; }
.product-price .amount {
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    line-height: 1.1;
}
.product-price .amount.from { font-size: 14px; color: var(--ink-mute); font-weight: 500; }
.product-price .note { font-size: 11px; color: var(--ink-mute); }
.product-price .per-liter { font-size: 11px; color: var(--green); font-weight: 600; }
.product-actions { display: flex; gap: 6px; }
.product-actions .btn { flex: 1; padding: 10px 14px; font-size: 12px; }
.btn-quickview {
    flex: 0 0 auto;
    width: 36px;
    padding: 0;
    border: 1px solid var(--line-strong);
    background: var(--white);
    border-radius: var(--radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink-soft);
    transition: all 0.15s;
}
.btn-quickview:hover { border-color: var(--accent); color: var(--accent); }
.btn-quickview svg { width: 15px; height: 15px; stroke: currentColor; stroke-width: 2; fill: none; }

/* ========== MATERIAL GRID ========== */
.material-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.material-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.2s var(--ease);
}
.material-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.material-card .img-ph { border: none; border-bottom: 1px solid var(--line); border-radius: 0; }
.material-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.material-title {
    font-family: var(--font-head);
    font-size: 17px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
}
.material-desc { font-size: 13px; color: var(--ink-soft); line-height: 1.5; flex: 1; }
.material-tags { display: flex; flex-wrap: wrap; gap: 4px; }

/* ========== OPERATION GRID ========== */
.operation-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.operation-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px 16px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s var(--ease);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}
.operation-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.operation-icon {
    width: 48px; height: 48px;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.operation-icon svg { width: 24px; height: 24px; stroke: currentColor; stroke-width: 1.8; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.operation-title { font-family: var(--font-head); font-size: 14px; font-weight: 700; color: var(--ink); letter-spacing: -0.01em; }
.operation-count { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); }

/* ========== CALCULATOR SECTION ========== */
.calc-section-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: center; }
.calc-section-info h3 {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 12px;
}
.calc-section-info p { font-size: 15px; color: var(--ink-soft); line-height: 1.6; margin-bottom: 16px; }
.calc-section-info ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.calc-section-info li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.5;
}
.calc-section-info li::before {
    content: "✓";
    color: var(--accent);
    font-weight: 700;
    flex-shrink: 0;
}
.calc-box {
    background: var(--bg);
    border-radius: var(--radius);
    padding: 28px;
    border: 1px solid var(--line);
}
.calc-title {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-mute);
    margin-bottom: 14px;
}
.calc-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 16px; }
.calc-input-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--ink-soft);
    margin-bottom: 6px;
}
.calc-input-group .input-wrap { position: relative; }
.calc-input-group .input {
    padding-right: 48px;
    font-family: var(--mono);
    font-size: 15px;
    font-weight: 600;
}
.calc-input-group .input-wrap .suffix {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-mute);
    font-weight: 600;
    pointer-events: none;
}
.calc-result {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}
.calc-result-item { display: flex; flex-direction: column; gap: 2px; }
.calc-result-item .label {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-mute);
}
.calc-result-item .value {
    font-family: var(--font-head);
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--accent);
    line-height: 1;
}
.calc-result-item .value .unit {
    font-family: var(--mono);
    font-size: 12px;
    color: var(--ink-mute);
    font-weight: 600;
    margin-left: 3px;
}
.calc-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 16px;
}
.calc-selector button {
    padding: 6px 12px;
    border: 1px solid var(--line-strong);
    background: var(--white);
    font-family: var(--font);
    font-size: 12px;
    font-weight: 500;
    color: var(--ink-soft);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.15s;
}
.calc-selector button:hover { border-color: var(--accent); color: var(--accent); }
.calc-selector button.active { background: var(--accent); border-color: var(--accent); color: #fff; }

/* ========== PROBLEM CARDS ========== */
.problem-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.problem-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all 0.2s var(--ease);
}
.problem-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.problem-icon {
    width: 40px; height: 40px;
    background: var(--red-soft);
    color: var(--red);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
}
.problem-icon svg { width: 20px; height: 20px; stroke: currentColor; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.problem-card h4 {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.015em;
}
.problem-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.5; flex: 1; }
.problem-card .btn { margin-top: 4px; }

/* ========== COMPARISON TABLE ========== */
.comparison-table-wrap {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.comparison-table thead th {
    background: var(--bg);
    padding: 14px 16px;
    text-align: left;
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-mute);
    border-bottom: 1px solid var(--line);
    white-space: nowrap;
}
.comparison-table thead th:first-child { color: var(--ink); font-size: 11px; }
.comparison-table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--line-soft);
    color: var(--ink-soft);
}
.comparison-table tbody tr:last-child td { border-bottom: none; }
.comparison-table tbody td:first-child {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--ink-mute);
    background: var(--bg);
    white-space: nowrap;
}
.comparison-table tbody tr:hover td { background: var(--accent-soft); }
.comparison-table tbody tr:hover td:first-child { background: var(--accent-soft); color: var(--accent); }
.comparison-table .best { color: var(--green); font-weight: 700; }
.comparison-table .cta-row td { padding: 16px; text-align: center; }

/* ========== REVIEWS ========== */
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.review-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.review-stars { display: flex; gap: 2px; }
.review-stars svg { width: 14px; height: 14px; fill: #f59e0b; }
.review-text { font-size: 14px; color: var(--ink-soft); line-height: 1.6; flex: 1; }
.review-author {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--line-soft);
}
.review-avatar {
    width: 40px; height: 40px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 15px;
    flex-shrink: 0;
}
.review-info .name { font-size: 14px; font-weight: 600; color: var(--ink); }
.review-info .role { font-size: 12px; color: var(--ink-mute); }
.review-verify {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-family: var(--mono);
    font-size: 10px;
    color: var(--green);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.review-verify svg { width: 10px; height: 10px; stroke: currentColor; stroke-width: 3; fill: none; }

/* ========== CASES ========== */
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.case-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: all 0.2s var(--ease);
}
.case-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.case-card .img-ph { border: none; border-bottom: 1px solid var(--line); border-radius: 0; }
.case-body { padding: 20px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.case-tag {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}
.case-card h4 {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.015em;
    line-height: 1.3;
}
.case-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.5; flex: 1; }
.case-result {
    display: flex;
    align-items: baseline;
    gap: 6px;
    padding-top: 12px;
    border-top: 1px solid var(--line-soft);
}
.case-result .num {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.02em;
    line-height: 1;
}
.case-result .text { font-size: 12px; color: var(--ink-mute); }

/* ========== FEATURES ========== */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.feature-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 24px;
}
.feature-icon {
    width: 40px; height: 40px;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}
.feature-icon svg { width: 20px; height: 20px; stroke: currentColor; stroke-width: 2; fill: none; }
.feature-card h4 {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    letter-spacing: -0.015em;
    margin-bottom: 6px;
    color: var(--ink);
}
.feature-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.5; }
.step-time {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px dashed var(--line);
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 0.04em;
}

/* ========== GEOGRAPHY ========== */
.geo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.geo-item {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-soft);
}
.geo-item::before {
    content: "";
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}
.geo-item strong { color: var(--ink); font-weight: 600; }

/* ========== BLOG ========== */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.blog-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
    transition: all 0.2s var(--ease);
}
.blog-card:hover { border-color: var(--accent); box-shadow: var(--shadow-md); }
.blog-card .img-ph { border: none; border-bottom: 1px solid var(--line); border-radius: 0; }
.blog-body { padding: 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.blog-tag {
    font-family: var(--mono);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
}
.blog-card h4 {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: -0.015em;
    line-height: 1.3;
}
.blog-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.5; flex: 1; }
.blog-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--mono);
    font-size: 10px;
    color: var(--ink-mute);
    letter-spacing: 0.04em;
    padding-top: 10px;
    border-top: 1px solid var(--line-soft);
}

/* ========== FAQ ========== */
.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
}
.faq-item[open] { border-color: var(--accent); }
.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 18px 20px;
    cursor: pointer;
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    list-style: none;
    transition: color 0.15s;
    letter-spacing: -0.01em;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-question:hover { color: var(--accent); }
.faq-icon {
    font-family: var(--mono);
    font-size: 20px;
    font-weight: 400;
    color: var(--accent);
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s var(--ease);
}
.faq-item[open] .faq-icon { transform: rotate(45deg); }
.faq-answer {
    padding: 0 20px 20px;
    font-size: 14px;
    color: var(--ink-soft);
    line-height: 1.65;
}
.faq-answer a { color: var(--accent); font-weight: 600; }

/* ========== AUDIENCE BLOCKS ========== */
.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.audience-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 14px;
}
.audience-card h3 {
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
}
.audience-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.6; }
.audience-card ul { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: 8px; }
.audience-card li {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    color: var(--ink-soft);
    line-height: 1.5;
}
.audience-card li::before { content: "✓"; color: var(--accent); font-weight: 700; flex-shrink: 0; }

/* ========== CTA SECTION ========== */
.cta-section {
    background: var(--ink);
    color: var(--white);
    padding: 56px;
    border-radius: var(--radius);
    margin: 56px 0;
    position: relative;
    overflow: hidden;
}
.cta-section::before {
    content: "";
    position: absolute;
    top: 0; left: 0;
    width: 6px; height: 100%;
    background: var(--accent);
}
.cta-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: start; }
.cta-section h2 {
    font-family: var(--font-head);
    font-size: clamp(26px, 3.2vw, 38px);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--white);
    margin-bottom: 14px;
}
.cta-section p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.65);
    line-height: 1.6;
    margin-bottom: 28px;
    max-width: 440px;
}
.cta-section .field-label { color: rgba(255, 255, 255, 0.7); }
.cta-section .input {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--white);
}
.cta-section .input::placeholder { color: rgba(255, 255, 255, 0.35); }
.cta-section .input:focus { background: rgba(255, 255, 255, 0.1); border-color: var(--accent-bright); box-shadow: 0 0 0 3px rgba(255, 92, 31, 0.25); }
.cta-section .checkbox { color: rgba(255, 255, 255, 0.75); }
.cta-section .checkbox .box { background: transparent; border-color: rgba(255, 255, 255, 0.3); }
.cta-section .checkbox input:checked + .box { background: var(--accent-bright); border-color: var(--accent-bright); }
.cta-section .checkbox a { color: var(--accent-bright); }
.cta-section .btn-primary { background: var(--accent-bright); border-color: var(--accent-bright); }
.cta-section .btn-primary:hover { background: var(--accent); border-color: var(--accent); }
.cta-steps { display: flex; flex-direction: column; border-top: 1px solid rgba(255, 255, 255, 0.1); }
.cta-step {
    display: flex;
    gap: 20px;
    padding: 18px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    align-items: flex-start;
}
.cta-step .num {
    font-family: var(--mono);
    font-size: 13px;
    font-weight: 700;
    color: var(--accent-bright);
    line-height: 1.2;
    flex-shrink: 0;
    width: 32px;
}
.cta-step .text strong { display: block; color: var(--white); font-weight: 600; margin-bottom: 2px; font-size: 14px; }
.cta-step .text span { font-size: 13px; color: rgba(255, 255, 255, 0.55); }

/* ========== FOOTER ========== */
.footer { background: var(--bg); border-top: 1px solid var(--line); padding: 48px 0 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 32px; }
.footer-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-head);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 12px;
}
.footer-brand .brand-mark { width: 24px; height: 24px; font-size: 11px; }
.footer-desc { font-size: 13px; color: var(--ink-mute); line-height: 1.6; max-width: 320px; margin-bottom: 14px; }
.footer-requisites {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-mute);
    line-height: 1.7;
    letter-spacing: 0.02em;
}
.footer-requisites strong { color: var(--ink-soft); font-weight: 600; }
.footer-col h4 {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink);
    margin-bottom: 14px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-col a { font-size: 13px; color: var(--ink-soft); text-decoration: none; transition: color 0.15s; }
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
    padding-top: 20px;
    border-top: 1px solid var(--line);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: var(--ink-mute);
    flex-wrap: wrap;
    gap: 16px;
    font-family: var(--mono);
    letter-spacing: 0.02em;
}

/* ========== MODAL ========== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(22, 24, 28, 0.6);
    backdrop-filter: blur(4px);
    z-index: 300;
    display: none;
    align-items: flex-start;
    justify-content: center;
    padding: 40px 20px;
    overflow-y: auto;
}
.modal-overlay.active { display: flex; }
.modal {
    background: var(--white);
    border-radius: var(--radius);
    width: 100%;
    max-width: 880px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
    margin: auto;
}
.modal-head {
    padding: 24px 32px;
    border-bottom: 1px solid var(--line);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    position: sticky;
    top: 0;
    background: var(--white);
    z-index: 2;
}
.modal-head .brand {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 6px;
}
.modal-head h3 {
    font-family: var(--font-head);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--ink);
    line-height: 1.15;
    margin-bottom: 6px;
}
.modal-head .subtitle { font-size: 14px; color: var(--ink-soft); max-width: 620px; line-height: 1.5; }
.modal-close {
    width: 32px; height: 32px;
    border: 1px solid var(--line-strong);
    background: var(--white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink-soft);
    font-size: 18px;
    border-radius: var(--radius);
    flex-shrink: 0;
    transition: all 0.15s;
}
.modal-close:hover { background: var(--accent); color: var(--white); border-color: var(--accent); }
.modal-body { padding: 32px; }
.modal-section-title {
    font-family: var(--mono);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 14px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
}
.modal-specs-table {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--line);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 24px;
}
.modal-specs-table .row { display: contents; }
.modal-specs-table .k,
.modal-specs-table .v { padding: 10px 14px; font-size: 13px; background: var(--white); }
.modal-specs-table .k {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--ink-mute);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-weight: 600;
}
.modal-specs-table .v { font-family: var(--mono); font-size: 13px; color: var(--ink); font-weight: 600; }
.modal-docs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 24px; }
.doc-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    text-decoration: none;
    color: var(--ink);
    background: var(--white);
    transition: all 0.15s;
}
.doc-card:hover { border-color: var(--accent); background: var(--accent-soft); }
.doc-card svg { width: 22px; height: 22px; stroke: var(--accent); stroke-width: 1.8; fill: none; flex-shrink: 0; }
.doc-card .doc-info { display: flex; flex-direction: column; gap: 1px; flex: 1; }
.doc-card .doc-title { font-size: 13px; font-weight: 600; color: var(--ink); }
.doc-card .doc-meta { font-family: var(--mono); font-size: 10px; color: var(--ink-mute); letter-spacing: 0.04em; }
.modal-footer {
    padding: 20px 32px;
    border-top: 1px solid var(--line);
    background: var(--bg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    position: sticky;
    bottom: 0;
}
.modal-footer .note-block { font-size: 13px; color: var(--ink-mute); line-height: 1.5; max-width: 360px; }
.modal-footer .note-block strong { color: var(--ink); display: block; margin-bottom: 2px; }
.modal-footer-actions { display: flex; gap: 8px; }

/* ========== SUCCESS MODAL ========== */
.success-modal { max-width: 480px; text-align: center; }
.success-modal .modal-body { padding: 48px 32px 32px; }
.success-icon {
    width: 72px; height: 72px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--accent-soft);
    display: flex;
    align-items: center;
    justify-content: center;
}
.success-icon svg {
    width: 36px; height: 36px;
    stroke: var(--accent);
    stroke-width: 2.5;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}
.success-modal h3 {
    font-family: var(--font-head);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 10px;
}
.success-modal p { font-size: 14px; color: var(--ink-soft); line-height: 1.6; margin-bottom: 24px; }
.success-modal p strong { color: var(--accent); font-weight: 700; }
.success-modal .btn { width: 100%; }

/* ========== FLOATING CTA ========== */
.floating-cta { position: fixed; bottom: 24px; right: 24px; z-index: 90; }
.floating-cta-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 20px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-family: var(--font);
    font-size: 13px;
    font-weight: 600;
    box-shadow: 0 12px 32px rgba(255, 72, 0, 0.35);
    transition: all 0.15s;
    text-decoration: none;
}
.floating-cta-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 16px 40px rgba(255, 72, 0, 0.45);
}
.floating-cta-btn svg { width: 16px; height: 16px; stroke: #fff; stroke-width: 2; fill: none; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .container { padding: 0 24px; }
    .topbar { padding: 0 24px; }
    .nav { display: none; }
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .filter-row { grid-template-columns: 1fr 1fr; }
    .filter-cell:nth-child(2n) { border-right: none; }
    .cta-grid { grid-template-columns: 1fr; gap: 32px; }
    .cta-section { padding: 40px 28px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .hero-stat:nth-child(2) { border-right: none; }
    .hero-stat:nth-child(1), .hero-stat:nth-child(2) { border-bottom: 1px solid var(--line); }
    .reviews-grid { grid-template-columns: 1fr; }
    .features-grid { grid-template-columns: 1fr 1fr; }
    .lead-magnet { grid-template-columns: 1fr; padding: 28px; }
    .lead-magnet-form { width: 100%; }
    .lead-magnet-form input { flex: 1; width: auto; }
    .floating-cta { bottom: 16px; right: 16px; }
    .material-grid { grid-template-columns: 1fr 1fr; }
    .operation-grid { grid-template-columns: repeat(3, 1fr); }
    .calc-section-grid { grid-template-columns: 1fr; gap: 24px; }
    .problem-grid { grid-template-columns: 1fr 1fr; }
    .cases-grid { grid-template-columns: 1fr; }
    .audience-grid { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr 1fr; }
    .geo-grid { grid-template-columns: 1fr 1fr; }
    .trust-bar-grid { grid-template-columns: 1fr 1fr; }
    .trust-bar-item:nth-child(2n) { border-right: none; }
    .trust-bar-item { border-bottom: 1px solid var(--line); }
    .trust-bar-item:nth-child(3), .trust-bar-item:nth-child(4) { border-bottom: none; }
}

@media (max-width: 768px) {
    body { padding-bottom: 70px; }
    .container { padding: 0 20px; }
    .topbar { padding: 0 16px; height: 60px; gap: 12px; }
    .topbar-phone { display: none; }
    .brand { font-size: 16px; }
    .hero { padding: 40px 0 0; }
    .hero-grid { padding-bottom: 40px; }
    .section { padding: 48px 0; }
    .grid-2 { grid-template-columns: 1fr; gap: 24px; }
    .filter-row { grid-template-columns: 1fr; }
    .filter-cell { border-right: none; border-bottom: 1px solid var(--line); }
    .filter-cell:last-child { border-bottom: none; }
    .cta-section { padding: 32px 24px; margin: 40px 0; }
    .footer-grid { grid-template-columns: 1fr; gap: 24px; }
    .product-grid { grid-template-columns: 1fr; }
    .hero-stats { grid-template-columns: 1fr; }
    .hero-stat { border-right: none; border-bottom: 1px solid var(--line); }
    .hero-stat:last-child { border-bottom: none; }
    .section-head { flex-direction: column; align-items: flex-start; gap: 16px; margin-bottom: 28px; }
    .features-grid { grid-template-columns: 1fr; }
    .modal-head { padding: 20px; }
    .modal-head h3 { font-size: 22px; }
    .modal-body { padding: 20px; }
    .modal-footer { padding: 16px 20px; }
    .modal-specs-table { grid-template-columns: 1fr; }
    .modal-specs-table .k { border-bottom: none; }
    .modal-docs { grid-template-columns: 1fr; }
    .calc-inputs, .calc-result { grid-template-columns: 1fr; }
    .promo-banner { padding: 8px 16px; font-size: 11px; gap: 8px; }
    .promo-timer { font-size: 10px; }
    .lead-magnet { padding: 24px 20px; }
    .lead-magnet-form { flex-direction: column; }
    .lead-magnet-form input { width: 100%; }
    .lead-magnet h3 { font-size: 18px; }
    .product-actions { flex-wrap: wrap; }
    .how-grid { grid-template-columns: 1fr !important; }
    .material-grid { grid-template-columns: 1fr; }
    .operation-grid { grid-template-columns: 1fr 1fr; }
    .problem-grid { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; }
    .geo-grid { grid-template-columns: 1fr; }
    .trust-bar-grid { grid-template-columns: 1fr; }
    .trust-bar-item { border-right: none; border-bottom: 1px solid var(--line); }
    .trust-bar-item:last-child { border-bottom: none; }
    .comparison-table { font-size: 11px; }
    .comparison-table thead th, .comparison-table tbody td { padding: 8px 10px; }
}

::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 100px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }