/* ============================================
   ORGLYTICS — AI Workforce Intelligence
   Design System based on Polsia design tokens
   ============================================ */

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

:root {
    --ink: #0a0e1a;
    --paper: #fafbfc;
    --accent: #2563eb;
    --accent-dark: #1d4ed8;
    --accent-light: #dbeafe;
    --accent-glow: rgba(37, 99, 235, 0.08);
    --muted: #64748b;
    --border: #e2e8f0;
    --card-bg: #ffffff;
    --red: #dc2626;
    --red-bg: #fef2f2;
    --yellow: #ca8a04;
    --yellow-bg: #fefce8;
    --green: #16a34a;
    --green-bg: #f0fdf4;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.08);
}

body {
    font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--ink);
    background: var(--paper);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: 'Space Grotesk', sans-serif;
    line-height: 1.15;
}

/* ---- NAV ---- */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 1rem 2rem;
    backdrop-filter: blur(20px);
    background: rgba(250, 251, 252, 0.88);
    border-bottom: 1px solid var(--border);
}
.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-right {
    display: flex;
    align-items: center;
    gap: 12px;
}
.logo {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.35rem;
    color: var(--ink);
    text-decoration: none;
    letter-spacing: -0.5px;
    cursor: pointer;
}
.logo span { color: var(--accent); }
.nav-tag {
    font-size: 0.75rem;
    color: var(--muted);
    background: var(--accent-light);
    padding: 0.3rem 0.7rem;
    border-radius: 100px;
    font-weight: 500;
}

/* ---- BUTTONS ---- */
.btn-primary {
    background: var(--accent);
    color: white;
    border: none;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    font-family: 'DM Sans', sans-serif;
}
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); box-shadow: var(--shadow-lg); }

.btn-ghost {
    background: transparent;
    color: var(--ink);
    border: 1px solid var(--border);
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 500;
    font-size: 0.95rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    font-family: 'DM Sans', sans-serif;
}
.btn-ghost:hover { background: var(--accent-light); border-color: var(--accent); color: var(--accent); }

.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 2px dashed var(--accent);
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
    font-family: 'DM Sans', sans-serif;
}
.btn-outline:hover { background: var(--accent-light); }

.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.85rem; }
.btn-lg { padding: 0.85rem 2rem; font-size: 1.05rem; }

/* ---- HERO ---- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2rem 4rem;
    max-width: 1100px;
    margin: 0 auto;
    gap: 4rem;
}
.hero-content { flex: 1.2; }
.hero-visual { flex: 0.8; display: flex; justify-content: center; }

.hero-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    background: var(--accent-light);
    padding: 0.35rem 1rem;
    border-radius: 100px;
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
}
.hero h1 {
    font-size: clamp(2.2rem, 4.5vw, 3.2rem);
    color: var(--ink);
    margin-bottom: 1.2rem;
    letter-spacing: -1px;
}
.accent { color: var(--accent); }
.hero-sub {
    font-size: 1.15rem;
    color: var(--muted);
    max-width: 520px;
    margin-bottom: 2rem;
    line-height: 1.7;
}
.hero-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}
.hero-note {
    font-size: 0.82rem;
    color: var(--muted);
    opacity: 0.7;
}

/* Score Preview */
.score-preview {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    text-align: center;
    min-width: 260px;
}
.score-ring {
    position: relative;
    width: 140px;
    height: 140px;
    margin: 0 auto 1.5rem;
}
.score-ring svg { width: 100%; height: 100%; }
.score-number {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -60%);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
}
.score-label {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, 40%);
    font-size: 0.75rem;
    color: var(--muted);
    font-weight: 500;
}
.preview-metrics {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.9rem;
}
.preview-metric {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.4rem 0;
}
.dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}
.dot-red { background: var(--red); }
.dot-yellow { background: var(--yellow); }
.dot-green { background: var(--green); }

/* ---- FEATURES ---- */
.features {
    padding: 5rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}
.features h2 {
    font-size: 2rem;
    margin-bottom: 3rem;
    letter-spacing: -0.5px;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}
.feature-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    text-align: left;
    transition: all 0.2s;
}
.feature-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}
.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}
.feature-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.feature-card p {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.6;
}

/* ---- HOW IT WORKS ---- */
.how-it-works {
    padding: 5rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}
.how-it-works h2 {
    font-size: 2rem;
    margin-bottom: 3rem;
    letter-spacing: -0.5px;
}
.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.step {
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    max-width: 240px;
    text-align: center;
}
.step-num {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--accent);
    color: white;
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}
.step h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.step p { font-size: 0.85rem; color: var(--muted); }
.step-arrow { color: var(--muted); }

/* ---- CTA ---- */
.cta-section {
    padding: 5rem 2rem;
    text-align: center;
    background: var(--accent-glow);
    margin: 3rem 0 0;
}
.cta-section h2 { font-size: 2rem; margin-bottom: 0.75rem; }
.cta-section p { color: var(--muted); margin-bottom: 1.5rem; font-size: 1.05rem; }

/* ---- FOOTER ---- */
.landing-footer {
    padding: 2rem;
    border-top: 1px solid var(--border);
}
.footer-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-text { color: var(--muted); font-size: 0.85rem; }

/* ---- UPLOAD PAGE ---- */
.page-container {
    max-width: 640px;
    margin: 0 auto;
    padding: 7rem 2rem 4rem;
}
.page-header {
    margin-bottom: 2rem;
}
.page-header h1 {
    font-size: 1.8rem;
    margin: 1rem 0 0.5rem;
}
.page-header p {
    color: var(--muted);
    font-size: 1rem;
}

.upload-area {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: white;
}
.upload-area:hover, .upload-area.dragover {
    border-color: var(--accent);
    background: var(--accent-glow);
}
.upload-area h3 { margin: 1rem 0 0.25rem; font-size: 1.1rem; }
.upload-area p { color: var(--muted); font-size: 0.9rem; }
.upload-format {
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: var(--muted);
    background: var(--paper);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm);
    display: inline-block;
}

.upload-or {
    text-align: center;
    padding: 1.5rem 0;
    color: var(--muted);
    font-size: 0.9rem;
    position: relative;
}
.upload-or span {
    background: var(--paper);
    padding: 0 1rem;
    position: relative;
    z-index: 1;
}
.upload-or::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 1px;
    background: var(--border);
}

.prev-uploads {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
}
.prev-uploads h3 { font-size: 1rem; margin-bottom: 1rem; color: var(--muted); }
.upload-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 1rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 0.5rem;
    cursor: pointer;
    transition: all 0.15s;
}
.upload-item:hover { border-color: var(--accent); background: var(--accent-glow); }
.upload-item-info { display: flex; flex-direction: column; }
.upload-item-name { font-weight: 600; font-size: 0.9rem; }
.upload-item-meta { font-size: 0.78rem; color: var(--muted); }
.upload-item-status {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    font-weight: 500;
}
.status-analyzed { background: var(--green-bg); color: var(--green); }
.status-ready { background: var(--accent-light); color: var(--accent); }

/* ---- LOADING ---- */
.loading-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
}
.loading-spinner { margin-bottom: 2rem; }
.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-container h2 { margin-bottom: 0.5rem; }
.loading-container > p { color: var(--muted); margin-bottom: 2rem; }
.loading-steps { text-align: left; display: inline-block; }
.loading-step {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.5rem 0;
    color: var(--muted);
    font-size: 0.9rem;
    opacity: 0.4;
    transition: all 0.3s;
}
.loading-step.active { opacity: 1; color: var(--accent); }
.loading-step.done { opacity: 1; color: var(--green); }

/* ---- DASHBOARD ---- */
.dashboard-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 6rem 2rem 4rem;
}
.dash-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.dash-header h1 { font-size: 1.6rem; }
.dash-header p { color: var(--muted); font-size: 0.9rem; margin-top: 0.25rem; }

/* Cards */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
}
.card h3 {
    font-size: 1rem;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--ink);
}
.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.card-header h3 { margin-bottom: 0; }

/* Score Card */
.dash-top-row {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}
.score-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    min-width: 360px;
}
.score-ring-lg {
    position: relative;
    width: 160px;
    height: 160px;
    flex-shrink: 0;
}
.score-ring-lg svg { width: 100%; height: 100%; }
.score-inner {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}
.score-big {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 3rem;
    font-weight: 700;
    line-height: 1;
    color: var(--accent);
}
.score-max {
    font-size: 0.85rem;
    color: var(--muted);
}
.score-meta h3 { margin-bottom: 0.5rem; }
.score-meta p { color: var(--muted); font-size: 0.9rem; line-height: 1.5; }

.summary-card p { color: var(--muted); font-size: 0.95rem; line-height: 1.6; margin-bottom: 1rem; }
.stat-row {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}
.stat-item {
    display: flex;
    flex-direction: column;
}
.stat-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--ink);
}
.stat-label {
    font-size: 0.78rem;
    color: var(--muted);
}

/* Risk Table */
.risk-legend { display: flex; gap: 8px; }
.badge {
    font-size: 0.72rem;
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}
.badge-red { background: var(--red-bg); color: var(--red); }
.badge-yellow { background: var(--yellow-bg); color: var(--yellow); }
.badge-green { background: var(--green-bg); color: var(--green); }

.risk-table-wrap { overflow-x: auto; }
.risk-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}
.risk-table th {
    text-align: left;
    padding: 0.6rem 0.8rem;
    font-weight: 600;
    color: var(--muted);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 2px solid var(--border);
}
.risk-table td {
    padding: 0.7rem 0.8rem;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
.risk-table tr:last-child td { border-bottom: none; }
.risk-table tr:hover td { background: var(--accent-glow); }

/* Two column layout */
.dash-two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

/* Department cards */
.dept-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--border);
}
.dept-item:last-child { border-bottom: none; }
.dept-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.15rem;
}
.dept-detail {
    font-size: 0.78rem;
    color: var(--muted);
}
.dept-rating {
    font-size: 0.75rem;
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    font-weight: 600;
}
.rating-excellent { background: var(--green-bg); color: var(--green); }
.rating-good { background: var(--accent-light); color: var(--accent); }
.rating-fair { background: var(--yellow-bg); color: var(--yellow); }
.rating-poor { background: var(--red-bg); color: var(--red); }

/* Tenure bars */
.tenure-bar-group { margin-bottom: 0.8rem; }
.tenure-bar-label {
    display: flex;
    justify-content: space-between;
    font-size: 0.82rem;
    margin-bottom: 0.3rem;
}
.tenure-bar-label span:first-child { color: var(--muted); }
.tenure-bar-label span:last-child { font-weight: 600; }
.tenure-bar {
    height: 24px;
    background: var(--paper);
    border-radius: 4px;
    overflow: hidden;
}
.tenure-bar-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 4px;
    transition: width 0.8s ease;
    min-width: 2px;
}
.tenure-insight {
    margin-top: 1rem;
    padding: 0.8rem;
    background: var(--accent-glow);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--muted);
    border-left: 3px solid var(--accent);
}

/* Compensation */
.comp-overview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}
.comp-stat { text-align: center; }
.comp-stat-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
}
.comp-stat-label {
    font-size: 0.78rem;
    color: var(--muted);
}
.comp-section-title {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.8rem;
}
.comp-gap-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    font-size: 0.88rem;
}
.comp-gap-item:last-child { border-bottom: none; }
.comp-gap-flag {
    font-size: 0.72rem;
    padding: 0.15rem 0.5rem;
    border-radius: 100px;
    font-weight: 600;
}
.flag-overpaid { background: var(--yellow-bg); color: var(--yellow); }
.flag-underpaid { background: var(--red-bg); color: var(--red); }
.flag-fair { background: var(--green-bg); color: var(--green); }
.comp-insight {
    margin-top: 1.5rem;
    padding: 0.8rem;
    background: var(--accent-glow);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--muted);
    border-left: 3px solid var(--accent);
}

/* Recommendations */
.rec-item {
    display: flex;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}
.rec-item:last-child { border-bottom: none; }
.rec-priority {
    flex-shrink: 0;
    width: 60px;
    text-align: center;
}
.rec-content h4 {
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}
.rec-content p {
    font-size: 0.85rem;
    color: var(--muted);
}
.rec-area {
    font-size: 0.72rem;
    color: var(--accent);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-bottom: 0.25rem;
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        padding-top: 6rem;
        gap: 2rem;
        min-height: auto;
    }
    .hero-visual { order: -1; }
    .dash-top-row {
        grid-template-columns: 1fr;
    }
    .score-card {
        flex-direction: column;
        text-align: center;
        min-width: auto;
    }
    .dash-two-col {
        grid-template-columns: 1fr;
    }
    .steps {
        flex-direction: column;
    }
    .step-arrow { transform: rotate(90deg); }
    .stat-row {
        flex-direction: column;
        gap: 0.75rem;
    }
    .features-grid {
        grid-template-columns: 1fr;
    }
    nav { padding: 0.8rem 1rem; }
    .nav-tag { display: none; }
}

/* ---- ANIMATIONS ---- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
.card { animation: fadeInUp 0.4s ease both; }
.dash-top-row .card:nth-child(1) { animation-delay: 0.1s; }
.dash-top-row .card:nth-child(2) { animation-delay: 0.2s; }

/* Toast notification */
.toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: var(--ink);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    z-index: 1000;
    animation: fadeInUp 0.3s ease;
    box-shadow: var(--shadow-lg);
}
.toast-error { background: var(--red); }