/* ERPNETTE Experience Portal — Sprint 055 */
:root {
    --lp-bg: #f4f7fc;
    --lp-surface: #ffffff;
    --lp-text: #0c1e3d;
    --lp-muted: #5b6b82;
    --lp-border: #dbe3ef;
    --lp-primary: #001a4d;
    --lp-primary-hover: #002b7a;
    --lp-accent: #1d6ef0;
    --lp-accent-soft: #e8f1ff;
    --lp-radius: 12px;
    --lp-radius-lg: 20px;
    --lp-shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
    --lp-shadow-lg: 0 24px 64px rgba(15, 23, 42, 0.12);
    --lp-font: 'Inter', system-ui, -apple-system, sans-serif;
    --lp-header-h: 72px;
    --lp-container: 1200px;
}

[data-theme="dark"] {
    --lp-bg: #0b1220;
    --lp-surface: #111827;
    --lp-text: #f1f5f9;
    --lp-muted: #94a3b8;
    --lp-border: #1e293b;
    --lp-primary: #3b82f6;
    --lp-primary-hover: #60a5fa;
    --lp-accent-soft: #1e3a5f;
}

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

html { scroll-behavior: smooth; }

.landing-body {
    margin: 0;
    font-family: var(--lp-font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--lp-text);
    background: var(--lp-bg);
    -webkit-font-smoothing: antialiased;
}

.landing-skip {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 9999;
    padding: 0.75rem 1rem;
    background: var(--lp-primary);
    color: #fff;
}
.landing-skip:focus { left: 1rem; top: 1rem; }

.landing-container {
    width: min(100% - 2rem, var(--lp-container));
    margin-inline: auto;
}

/* Header */
.landing-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--lp-border);
}
[data-theme="dark"] .landing-header { background: rgba(17, 24, 39, 0.9); }

.landing-header-inner {
    display: flex;
    align-items: center;
    gap: 1rem;
    min-height: var(--lp-header-h);
}

.landing-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: inherit;
    flex-shrink: 0;
}
.landing-brand-mark {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--lp-accent), var(--lp-primary));
    color: #fff;
    display: grid;
    place-items: center;
    font-weight: 700;
    font-size: 1.1rem;
}
.landing-brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.landing-brand-text strong { font-size: 1rem; }
.landing-brand-text small { font-size: 0.7rem; color: var(--lp-muted); }

.landing-nav {
    display: none;
    flex: 1;
    gap: 0.25rem;
    flex-wrap: wrap;
    justify-content: center;
}
.landing-nav-link {
    padding: 0.4rem 0.65rem;
    font-size: 0.85rem;
    color: var(--lp-muted);
    text-decoration: none;
    border-radius: 8px;
    transition: color 0.15s, background 0.15s;
}
.landing-nav-link:hover { color: var(--lp-primary); background: var(--lp-accent-soft); }

.landing-header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
}

.landing-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    border: none;
    background: transparent;
    cursor: pointer;
}
.landing-menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--lp-text);
    border-radius: 1px;
}

.landing-theme-toggle {
    display: none;
    padding: 0.5rem;
    border: 1px solid var(--lp-border);
    border-radius: 8px;
    background: transparent;
    color: var(--lp-text);
    cursor: pointer;
}

/* Buttons */
.landing-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: 0.55rem 1.1rem;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    border: 1px solid transparent;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, transform 0.1s;
    font-family: inherit;
}
.landing-btn:active { transform: scale(0.98); }
.landing-btn-primary { background: var(--lp-primary); color: #fff; }
.landing-btn-primary:hover { background: var(--lp-primary-hover); }
.landing-btn-outline { background: transparent; border-color: var(--lp-border); color: var(--lp-text); }
.landing-btn-outline:hover { border-color: var(--lp-accent); color: var(--lp-accent); }
.landing-btn-ghost { background: transparent; color: var(--lp-text); border-color: var(--lp-border); }
.landing-btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.landing-btn-block { width: 100%; }

/* Hero */
.landing-hero {
    padding: 3rem 0 4rem;
    background: linear-gradient(180deg, #eef4ff 0%, var(--lp-bg) 60%);
}
[data-theme="dark"] .landing-hero { background: linear-gradient(180deg, #0f172a 0%, var(--lp-bg) 60%); }

.landing-hero-grid {
    display: grid;
    gap: 2rem;
    align-items: start;
}

.landing-badge {
    display: inline-block;
    padding: 0.35rem 0.85rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--lp-accent);
    background: var(--lp-accent-soft);
    border-radius: 999px;
    margin-bottom: 1rem;
}

.landing-hero-copy h1 {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    line-height: 1.15;
    margin: 0 0 1rem;
    letter-spacing: -0.02em;
}
.landing-lead { color: var(--lp-muted); margin: 0 0 1.5rem; max-width: 52ch; }

.landing-hero-highlights {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}
.landing-highlight {
    font-size: 0.8rem;
    padding: 0.35rem 0.65rem;
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: 999px;
    color: var(--lp-muted);
}

.landing-hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* Mockup */
.landing-hero-mockup { order: 2; }

.erp-mockup {
    background: var(--lp-surface);
    border-radius: var(--lp-radius-lg);
    box-shadow: var(--lp-shadow-lg);
    border: 1px solid var(--lp-border);
    overflow: hidden;
    transform: perspective(1200px) rotateY(-4deg) rotateX(2deg);
}
.erp-mockup-chrome {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0.65rem 1rem;
    background: #f1f5f9;
    border-bottom: 1px solid var(--lp-border);
    font-size: 0.75rem;
    color: var(--lp-muted);
}
.erp-mockup-chrome span {
    width: 10px; height: 10px; border-radius: 50%;
    background: #cbd5e1;
}
.erp-mockup-chrome em { margin-left: auto; font-style: normal; }

.erp-mockup-body { display: flex; min-height: 280px; }
.erp-mockup-sidebar {
    width: 48px;
    background: #0f172a;
    padding: 0.75rem 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
}
.erp-mockup-logo {
    width: 28px; height: 28px;
    border-radius: 6px;
    background: var(--lp-accent);
    color: #fff;
    font-size: 0.75rem;
    font-weight: 700;
    display: grid;
    place-items: center;
    margin-bottom: 0.5rem;
}
.erp-mockup-nav-item {
    width: 28px; height: 28px;
    border-radius: 6px;
    background: rgba(255,255,255,0.08);
}
.erp-mockup-nav-item.is-active { background: var(--lp-accent); }

.erp-mockup-main { flex: 1; padding: 1rem; }
.erp-mockup-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
    font-size: 0.85rem;
}
.erp-mockup-pill {
    font-size: 0.65rem;
    padding: 0.2rem 0.5rem;
    background: #dcfce7;
    color: #166534;
    border-radius: 999px;
}
.erp-mockup-metrics {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}
.erp-mockup-metric {
    padding: 0.5rem;
    background: var(--lp-bg);
    border-radius: 8px;
    font-size: 0.7rem;
}
.erp-mockup-metric strong { display: block; font-size: 0.85rem; margin-top: 0.15rem; }

.erp-mockup-chart { height: 80px; margin-bottom: 0.75rem; }
.erp-mockup-chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 100%;
}
.erp-mockup-chart-bars span {
    flex: 1;
    height: var(--h);
    background: linear-gradient(180deg, var(--lp-accent), var(--lp-primary));
    border-radius: 3px 3px 0 0;
    opacity: 0.85;
}

.erp-mockup-lists { display: grid; grid-template-columns: 1fr 1fr; gap: 0.5rem; }
.erp-mockup-list h4 { margin: 0 0 0.35rem; font-size: 0.7rem; color: var(--lp-muted); }
.erp-mockup-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.65rem;
    padding: 0.2rem 0;
    border-bottom: 1px solid var(--lp-border);
}

/* Login panel — mockup */
.landing-login { order: 3; width: 100%; max-width: 400px; margin-inline: auto; }
.landing-login-card {
    background: var(--lp-surface);
    border-radius: var(--lp-radius-lg);
    padding: 1.75rem 1.5rem;
    box-shadow: var(--lp-shadow-lg);
    border: 1px solid var(--lp-border);
}
.landing-login-title { margin: 0 0 0.35rem; font-size: 1.35rem; font-weight: 700; color: var(--lp-primary); letter-spacing: -0.02em; }
.landing-login-card h2.landing-login-title { margin: 0 0 0.35rem; font-size: 1.35rem; font-weight: 700; color: var(--lp-primary); }
.landing-login-sub { margin: 0 0 1.25rem; font-size: 0.875rem; color: var(--lp-muted); line-height: 1.5; }

.landing-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.landing-field-plain { margin-bottom: 0.85rem; }
.landing-field-plain > span:not(.landing-sr-only) { display: none; }
.landing-field-plain input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--lp-border);
    border-radius: 10px;
    font: inherit;
    font-size: 0.9rem;
    background: #fff;
    color: var(--lp-text);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.landing-field-plain input::placeholder { color: #94a3b8; }
.landing-field-plain input:focus {
    outline: none;
    border-color: var(--lp-accent);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.landing-field-password { position: relative; display: block; }
.landing-field-password input {
    padding-right: 2.75rem;
}
.landing-password-toggle {
    position: absolute;
    right: 0.65rem;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    color: var(--lp-muted);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.landing-password-toggle:hover { color: var(--lp-primary); }
.landing-password-toggle .icon-eye-off[hidden] { display: none; }
.landing-password-toggle.is-visible .icon-eye { display: none; }
.landing-password-toggle.is-visible .icon-eye-off { display: block; }

.landing-link-accent { color: var(--lp-accent); text-decoration: none; font-size: 0.85rem; font-weight: 500; }
.landing-link-accent:hover { text-decoration: underline; }

.landing-btn-icon { gap: 0.5rem; }

.landing-demo-info {
    display: flex;
    gap: 0.65rem;
    align-items: flex-start;
    margin-top: 1.25rem;
    padding: 0.85rem 1rem;
    background: var(--lp-accent-soft);
    border-radius: 10px;
    color: var(--lp-primary);
}
.landing-demo-info svg { flex-shrink: 0; margin-top: 0.1rem; }
.landing-demo-info p { margin: 0; font-size: 0.78rem; line-height: 1.45; }

.landing-field { display: block; margin-bottom: 1rem; }
.landing-field span { display: block; font-size: 0.8rem; font-weight: 500; margin-bottom: 0.35rem; }
.landing-field input,
.landing-field select {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--lp-border);
    border-radius: 10px;
    font: inherit;
    background: var(--lp-bg);
    color: var(--lp-text);
}
.landing-field input:focus,
.landing-field select:focus {
    outline: 2px solid var(--lp-accent);
    outline-offset: 1px;
}

.landing-form-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.85rem;
}
.landing-checkbox { display: flex; align-items: center; gap: 0.4rem; cursor: pointer; }
.landing-link-muted { color: var(--lp-muted); text-decoration: none; font-size: 0.85rem; }
.landing-link-muted:hover { color: var(--lp-accent); }

.landing-divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 1.25rem 0;
    color: var(--lp-muted);
    font-size: 0.8rem;
}
.landing-divider::before,
.landing-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--lp-border);
}

.landing-demo-note {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
    margin-top: 1rem;
    font-size: 0.75rem;
    color: var(--lp-muted);
    line-height: 1.4;
}

.landing-alert {
    padding: 0.75rem 1rem;
    border-radius: 10px;
    margin-bottom: 1rem;
    font-size: 0.85rem;
}
.landing-alert-error { background: #fef2f2; color: #991b1b; border: 1px solid #fecaca; }
.landing-alert-success { background: #f0fdf4; color: #166534; border: 1px solid #bbf7d0; }

.landing-honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }

/* Sections */
.landing-section { padding: 4rem 0; }
.landing-section-alt { background: var(--lp-surface); }
.landing-section-dark {
    background: linear-gradient(135deg, #0b3d91, #0f172a);
    color: #f8fafc;
}
.landing-section-dark .landing-btn-outline { border-color: rgba(255,255,255,0.3); color: #fff; }

.landing-section-head { text-align: center; max-width: 640px; margin: 0 auto 2.5rem; }
.landing-section-head h2 { margin: 0 0 0.5rem; font-size: clamp(1.5rem, 3vw, 2rem); letter-spacing: -0.02em; }
.landing-section-head p { margin: 0; color: var(--lp-muted); }

.landing-module-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 1rem;
}
.landing-module-card {
    display: block;
    padding: 1.25rem;
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s, border-color 0.2s, transform 0.15s;
}
.landing-module-card:hover {
    box-shadow: var(--lp-shadow);
    border-color: var(--lp-accent);
    transform: translateY(-2px);
}
.landing-module-card h3 { margin: 0 0 0.35rem; font-size: 0.95rem; }
.landing-module-card p { margin: 0; font-size: 0.8rem; color: var(--lp-muted); line-height: 1.4; }

.landing-why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}
.landing-why-card {
    padding: 1.5rem;
    background: var(--lp-bg);
    border-radius: var(--lp-radius);
    border: 1px solid var(--lp-border);
}
.landing-why-card h3 { margin: 0 0 0.5rem; font-size: 1rem; }

.landing-package-table-wrap { overflow-x: auto; margin-bottom: 2rem; }
.landing-package-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    background: var(--lp-surface);
    border-radius: var(--lp-radius);
    overflow: hidden;
    border: 1px solid var(--lp-border);
}
.landing-package-table th,
.landing-package-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--lp-border);
    text-align: center;
}
.landing-package-table th:first-child,
.landing-package-table td:first-child { text-align: left; }
.landing-package-table thead { background: var(--lp-bg); }

.landing-package-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}
.landing-package-card {
    padding: 1.5rem;
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    background: var(--lp-surface);
}
.landing-package-card h3 { margin: 0 0 0.5rem; }

.landing-sector-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0.75rem;
}
.landing-sector-card {
    padding: 1rem;
    background: var(--lp-bg);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    text-decoration: none;
    color: inherit;
    transition: border-color 0.15s;
}
.landing-sector-card:hover { border-color: var(--lp-accent); }
.landing-sector-card h3 { margin: 0 0 0.25rem; font-size: 0.95rem; }
.landing-sector-card p { margin: 0; font-size: 0.78rem; color: var(--lp-muted); }

.landing-split {
    display: grid;
    gap: 2rem;
    align-items: center;
}
.landing-checklist {
    list-style: none;
    padding: 0;
    margin: 1rem 0 0;
}
.landing-checklist li {
    padding: 0.35rem 0 0.35rem 1.5rem;
    position: relative;
}
.landing-checklist li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--lp-accent);
    font-weight: 700;
}

.landing-feature-visual {
    min-height: 200px;
    border-radius: var(--lp-radius-lg);
    background: linear-gradient(135deg, var(--lp-accent-soft), var(--lp-surface));
    border: 1px solid var(--lp-border);
}

.landing-trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}
.landing-trust-item {
    padding: 1rem 1.25rem;
    background: var(--lp-surface);
    border: 1px solid var(--lp-border);
    border-radius: var(--lp-radius);
    font-size: 0.9rem;
    font-weight: 500;
}

.landing-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.5rem;
    text-align: center;
}
.landing-stat strong {
    display: block;
    font-size: 1.75rem;
    color: var(--lp-primary);
}
.landing-stat span { font-size: 0.85rem; color: var(--lp-muted); }

.landing-mission-grid {
    display: grid;
    gap: 2rem;
}
.landing-mission-grid article p { opacity: 0.9; }

.landing-contact-grid p { margin: 0.5rem 0; }

/* Detail pages */
.landing-page-inner { padding: 2rem 0 4rem; }
.landing-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    font-size: 0.85rem;
    color: var(--lp-muted);
    margin-bottom: 1.5rem;
}
.landing-breadcrumb a { color: var(--lp-accent); text-decoration: none; }
.landing-detail-head h1 { margin: 0 0 0.75rem; font-size: clamp(1.5rem, 3vw, 2.25rem); }
.landing-detail-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; margin-top: 2rem; }
.landing-demo-page .landing-demo-form { max-width: 480px; }

/* Footer */
.landing-footer {
    padding: 2rem 0;
    border-top: 1px solid var(--lp-border);
    background: var(--lp-surface);
}
.landing-footer-inner {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    align-items: center;
    justify-content: space-between;
}
.landing-footer-nav { display: flex; gap: 1rem; flex-wrap: wrap; }
.landing-footer-nav a { color: var(--lp-muted); text-decoration: none; font-size: 0.85rem; }
.landing-footer-nav a:hover { color: var(--lp-accent); }
.landing-footer-copy { margin: 0; font-size: 0.8rem; color: var(--lp-muted); }

/* Responsive */
@media (min-width: 900px) {
    .landing-nav { display: flex; }
    .landing-menu-toggle { display: none; }
    .landing-theme-toggle { display: inline-flex; }
    .landing-hero-grid {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr) minmax(320px, 360px);
        grid-template-areas: "copy dashboard login";
        align-items: center;
    }
    .landing-hero-copy { grid-area: copy; }
    .landing-hero-dashboard { grid-area: dashboard; }
    .landing-login { grid-area: login; max-width: none; margin: 0; }
    .landing-split { grid-template-columns: 1fr 1fr; }
    .landing-mission-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 899px) {
    .landing-header-actions .landing-btn-ghost { display: none; }
    .landing-nav.is-open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: var(--lp-header-h);
        left: 0;
        right: 0;
        background: var(--lp-surface);
        padding: 1rem;
        border-bottom: 1px solid var(--lp-border);
        box-shadow: var(--lp-shadow);
    }
    .landing-header-inner { position: relative; flex-wrap: wrap; }
}

@media (min-width: 1200px) {
    .erp-mockup-metrics { grid-template-columns: repeat(4, 1fr); }
}

/* Sprint 055.1 — Premium polish + Dashboard preview */
:root {
    --lp-gradient-hero: radial-gradient(ellipse 80% 60% at 50% -10%, rgba(37, 99, 235, 0.14), transparent 70%);
    --lp-gradient-card: linear-gradient(145deg, rgba(255,255,255,0.95), rgba(248,250,252,0.98));
}

.landing-body {
    background: var(--lp-bg);
    background-image: var(--lp-gradient-hero);
}

.landing-header {
    background: rgba(255, 255, 255, 0.72);
    border-bottom-color: rgba(226, 232, 240, 0.8);
}

.landing-brand-mark {
    box-shadow: 0 8px 24px rgba(37, 99, 235, 0.25);
}

.landing-btn-primary {
    background: linear-gradient(180deg, #1d4ed8 0%, var(--lp-primary) 100%);
    box-shadow: 0 4px 14px rgba(11, 61, 145, 0.25);
}

.landing-login-card {
    background: var(--lp-gradient-card);
    border: 1px solid rgba(226, 232, 240, 0.9);
    backdrop-filter: blur(8px);
}

.landing-login-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.25rem;
    font-size: 0.85rem;
    color: var(--lp-muted);
}
.landing-login-features li {
    padding: 0.35rem 0 0.35rem 1.25rem;
    position: relative;
}
.landing-login-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.65rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--lp-accent);
}

/* Real dashboard preview */
.landing-hero-dashboard { order: 2; position: relative; }

.landing-dashboard-preview {
    position: relative;
    border-radius: var(--lp-radius-lg);
    overflow: hidden;
}

.landing-dashboard-preview-glow {
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.2), transparent 65%);
    pointer-events: none;
    z-index: 0;
}

.landing-dashboard-preview-frame {
    position: relative;
    z-index: 1;
    border-radius: var(--lp-radius-lg);
    border: 1px solid var(--lp-border);
    box-shadow: var(--lp-shadow-lg);
    overflow: hidden;
    transform: perspective(1400px) rotateY(-3deg) rotateX(1.5deg);
    background: #fff;
}

.landing-dashboard-preview-app {
    pointer-events: none;
    user-select: none;
    transform: scale(0.72);
    transform-origin: top left;
    width: 138.9%;
    min-height: 520px;
    overflow: hidden;
}

.landing-dashboard-preview-app .app-toolbar,
.landing-dashboard-preview-app .app-modulebar,
.landing-dashboard-preview-app .app-sidebar,
.landing-dashboard-preview-app .dashboard-home {
    filter: saturate(1.05);
}

.landing-dashboard-preview-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.02) 0%, rgba(11,61,145,0.08) 100%);
    backdrop-filter: blur(0.5px);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 1rem;
    pointer-events: none;
}

.landing-dashboard-preview-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--lp-primary);
    background: rgba(255,255,255,0.92);
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    border: 1px solid var(--lp-border);
    box-shadow: var(--lp-shadow);
}

.landing-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.landing-kvkk span { font-size: 0.82rem; line-height: 1.45; }
.landing-kvkk a { color: var(--lp-accent); }

.landing-mission-split {
    display: grid;
    gap: 2rem;
    max-width: 900px;
}
.landing-section-dark-alt { background: linear-gradient(135deg, #0a2f6e, #0f172a); }

.landing-module-card:focus-visible,
.landing-btn:focus-visible,
.landing-nav-link:focus-visible {
    outline: 2px solid var(--lp-accent);
    outline-offset: 2px;
}

abbr[title] { text-decoration: none; color: #dc2626; }

/* Responsive — Sprint 055.1 */
@media (min-width: 900px) {
    .landing-hero-grid {
        grid-template-areas: "copy dashboard login";
    }
    .landing-hero-dashboard { grid-area: dashboard; order: unset; }
    .landing-hero-mockup { display: none; }
    .landing-mission-split { grid-template-columns: 1fr 1fr; max-width: none; }
}

@media (min-width: 600px) and (max-width: 899px) {
    .landing-hero-grid {
        grid-template-columns: 1fr 1fr;
        grid-template-areas:
            "copy copy"
            "dashboard login";
    }
    .landing-hero-copy { grid-area: copy; }
    .landing-hero-dashboard { grid-area: dashboard; }
    .landing-login { grid-area: login; }
    .landing-dashboard-preview-app { transform: scale(0.55); width: 181.8%; min-height: 420px; }
}

@media (max-width: 599px) {
    .landing-form-grid { grid-template-columns: 1fr; }
    .landing-dashboard-preview-app { transform: scale(0.42); width: 238%; min-height: 360px; }
    .landing-hero-cta .landing-btn { width: 100%; }
    .landing-login { max-width: none; order: 2; }
    .landing-hero-dashboard { order: 3; }
    .landing-hero-copy { order: 1; }
    .landing-login-card { padding: 1.5rem 1.25rem; }
    .landing-auth-main { padding: 1.25rem 1rem 2.5rem; align-items: flex-start; }
    .landing-auth-wrap { width: 100%; max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
    .landing-dashboard-preview-frame { transform: none; }
}

/* Portal auth (/login) */
.landing-auth-page { min-height: 100vh; display: flex; flex-direction: column; }
.landing-auth-main {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem 3rem;
    background: linear-gradient(180deg, #eef4ff 0%, var(--lp-bg) 45%);
}
.landing-auth-wrap { width: min(100%, 420px); }
.landing-auth-card { box-shadow: var(--lp-shadow-lg); }
.landing-auth-footer { margin-top: auto; padding: 1rem 0; text-align: center; }