/* ── ResumeAI Professional Theme ────────────────────────────────────── */
:root {
    --bg: #f0f4f8;
    --surface: #ffffff;
    --border: #d1d9e6;
    --text: #1a2332;
    --text-muted: #5a6a7e;
    --accent: #2563eb;
    --accent-light: #dbeafe;
    --accent-dark: #1d4ed8;
    --accent-hover: #1e40af;
    --success: #059669;
    --success-light: #d1fae5;
    --danger: #dc2626;
    --danger-light: #fee2e2;
    --warning: #d97706;
    --warning-light: #fef3c7;
    --info: #0891b2;
    --info-light: #cffafe;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --transition: all 0.2s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
                 "Helvetica Neue", Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; width: 100%; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-dark); }

/* ── Navbar ──────────────────────────────────────────────────────────── */
.navbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 0;
    position: sticky; top: 0; z-index: 100;
    box-shadow: var(--shadow);
}
.nav-content { display: flex; align-items: center; justify-content: space-between; }
.nav-brand {
    display: flex; align-items: center; gap: 0.5rem;
    text-decoration: none; color: var(--text);
    font-weight: 800; font-size: 1.3rem;
}
.brand-icon { font-size: 1.5rem; }
.brand-text { color: var(--accent); }
.nav-links { display: flex; list-style: none; gap: 0.25rem; }
.nav-link {
    text-decoration: none; color: var(--text-muted);
    padding: 0.5rem 1rem; border-radius: var(--radius-sm);
    transition: var(--transition); font-weight: 500; font-size: 0.95rem;
}
.nav-link:hover { color: var(--accent); background: var(--accent-light); }
.nav-toggle {
    display: none; flex-direction: column; gap: 4px;
    background: none; border: none; cursor: pointer; padding: 0.5rem;
}
.nav-toggle span {
    width: 22px; height: 2px; background: var(--text);
    border-radius: 2px; transition: var(--transition);
}

/* ── Hero ────────────────────────────────────────────────────────────── */
.hero {
    text-align: center; padding: 2.5rem 0 1.5rem;
}
.hero h1 {
    font-size: 2.2rem; font-weight: 800;
    margin-bottom: 0.5rem; color: var(--text);
    background: linear-gradient(135deg, var(--accent), var(--accent-dark));
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero p {
    color: var(--text-muted); font-size: 1.1rem;
    max-width: 650px; margin: 0 auto;
}

/* ── Cards ───────────────────────────────────────────────────────────── */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
    transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
.card h2 {
    font-size: 1.1rem; font-weight: 700;
    margin-bottom: 1rem; color: var(--text);
}

/* ── Buttons ─────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 0.35rem; padding: 0.65rem 1.3rem;
    border: none; border-radius: var(--radius-sm);
    font-weight: 600; font-size: 0.9rem;
    cursor: pointer; transition: var(--transition);
    text-decoration: none; white-space: nowrap;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-secondary {
    background: var(--surface); color: var(--text-muted);
    border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm { padding: 0.4rem 0.9rem; font-size: 0.85rem; }
.button-group { display: flex; gap: 0.75rem; margin-top: 1rem; flex-wrap: wrap; }
.center-buttons { justify-content: center; }

/* ── Drop Zone ───────────────────────────────────────────────────────── */
.drop-zone {
    border: 2px dashed var(--border); border-radius: var(--radius);
    padding: 2rem; text-align: center; cursor: pointer;
    transition: var(--transition); margin-bottom: 1rem;
    background: var(--bg);
}
.drop-zone:hover, .drop-zone.drag-over {
    border-color: var(--accent); background: var(--accent-light);
}
.drop-zone-content { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; }
.drop-icon { font-size: 2.5rem; opacity: 0.6; }
.drop-or { color: var(--text-muted); font-size: 0.85rem; }
.file-label { cursor: pointer; }
.textarea-divider {
    text-align: center; color: var(--text-muted);
    font-size: 0.85rem; margin: 0.5rem 0; position: relative;
}
.textarea-divider::before, .textarea-divider::after {
    content: ""; position: absolute; top: 50%;
    width: calc(50% - 80px); height: 1px; background: var(--border);
}
.textarea-divider::before { left: 0; }
.textarea-divider::after { right: 0; }

/* ── Resume Textarea ─────────────────────────────────────────────────── */
.resume-textarea {
    width: 100%; min-height: 280px; padding: 1rem;
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    resize: vertical;
    font-family: "Cascadia Code", "Fira Code", "SF Mono", monospace;
    font-size: 0.85rem; line-height: 1.5;
    background: var(--bg); color: var(--text);
    transition: var(--transition);
}
.resume-textarea:focus {
    outline: none; border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-light);
}
.char-count {
    text-align: right; font-size: 0.8rem;
    color: var(--text-muted); margin-top: 0.25rem;
}

/* ── Progress Bar ────────────────────────────────────────────────────── */
.progress-bar {
    width: 100%; height: 28px; background: var(--bg);
    border-radius: 14px; margin-top: 1rem; position: relative;
    overflow: hidden; border: 1px solid var(--border);
}
.progress-fill {
    height: 100%; width: 0%;
    background: linear-gradient(90deg, var(--accent), var(--accent-dark));
    border-radius: 14px; transition: width 0.3s ease;
}
.progress-text {
    position: absolute; inset: 0; display: flex;
    align-items: center; justify-content: center;
    font-size: 0.75rem; font-weight: 600; color: var(--text);
}

/* ── Results Grid ────────────────────────────────────────────────────── */
.results-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1.5rem; margin-bottom: 2rem;
}
.result-card.full-width { grid-column: 1 / -1; }

/* ── Contact Grid ────────────────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.contact-item { display: flex; flex-direction: column; gap: 0.25rem; }
.contact-label {
    font-size: 0.75rem; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.05em;
}
.contact-value { font-weight: 600; color: var(--text); word-break: break-word; }

/* ── Level Badge ─────────────────────────────────────────────────────── */
.level-badge {
    display: inline-block; padding: 0.15rem 0.6rem;
    border-radius: 20px; font-size: 0.85rem;
}
.level-entry { background: var(--info-light); color: var(--info); }
.level-mid { background: var(--success-light); color: var(--success); }
.level-senior { background: var(--accent-light); color: var(--accent); }
.level-lead { background: var(--warning-light); color: var(--warning); }

/* ── ATS Score ───────────────────────────────────────────────────────── */
.ats-container { display: flex; align-items: flex-start; gap: 2rem; flex-wrap: wrap; }
.ats-score-circle {
    width: 130px; height: 130px; border-radius: 50%;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: conic-gradient(var(--accent) calc(var(--score, 0) * 3.6deg), var(--border) 0);
    position: relative; flex-shrink: 0;
}
.ats-score-circle::before {
    content: ""; position: absolute;
    width: 104px; height: 104px;
    background: var(--surface); border-radius: 50%;
}
.ats-score-circle span, .ats-score-circle small { position: relative; z-index: 1; }
.ats-score-circle span { font-size: 2rem; font-weight: 800; color: var(--accent); }
.ats-score-circle small { font-size: 0.75rem; color: var(--text-muted); }
.ats-breakdown { flex: 1; min-width: 200px; }
.ats-breakdown-item {
    display: flex; justify-content: space-between;
    padding: 0.4rem 0; border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}
.ats-breakdown-item:last-child { border-bottom: none; }

/* ── Skills ──────────────────────────────────────────────────────────── */
.skills-container { display: flex; flex-direction: column; gap: 1rem; }
.skill-category h4 {
    font-size: 0.85rem; font-weight: 700;
    margin-bottom: 0.5rem; color: var(--text-muted);
}
.skill-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.skill-badge {
    display: inline-block; padding: 0.25rem 0.7rem;
    border-radius: 20px; font-size: 0.8rem; font-weight: 600;
}
.skill-programming { background: #ede9fe; color: #6d28d9; }
.skill-frameworks { background: #dbeafe; color: #2563eb; }
.skill-cloud { background: #fef3c7; color: #d97706; }
.skill-data { background: #dcfce7; color: #16a34a; }
.skill-databases { background: #fee2e2; color: #dc2626; }
.skill-soft-skills { background: #f1f5f9; color: #475569; }
.skill-required { background: var(--accent-light); color: var(--accent); }
.skill-matched { background: var(--success-light); color: var(--success); }
.skill-missing { background: var(--danger-light); color: var(--danger); }

/* ── Sections List ───────────────────────────────────────────────────── */
.sections-list { display: flex; flex-direction: column; gap: 0.5rem; }
.section-item {
    display: flex; align-items: center; gap: 0.5rem;
    padding: 0.4rem 0.75rem; background: var(--bg);
    border-radius: var(--radius-sm); font-size: 0.9rem;
}
.section-check { color: var(--success); font-weight: 700; }

/* ── Suggestions ─────────────────────────────────────────────────────── */
.suggestions-list { display: flex; flex-direction: column; gap: 0.75rem; }
.suggestion-item {
    display: flex; align-items: flex-start; gap: 0.75rem;
    padding: 0.75rem 1rem; background: var(--bg);
    border-radius: var(--radius-sm); border-left: 3px solid var(--accent);
    font-size: 0.9rem; line-height: 1.5;
}
.suggestion-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 0.1rem; }

/* ── Info Grid ───────────────────────────────────────────────────────── */
.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.info-item { display: flex; flex-direction: column; gap: 0.25rem; }
.info-label {
    font-size: 0.75rem; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase;
}
.info-value { font-weight: 600; font-size: 1.1rem; }

/* ── History ─────────────────────────────────────────────────────────── */
.history-stats {
    display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem; margin-bottom: 1.5rem;
}
.stat-card {
    background: var(--surface); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.25rem;
    text-align: center; box-shadow: var(--shadow);
}
.stat-value { display: block; font-size: 2rem; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 0.85rem; color: var(--text-muted); }
.history-list { display: grid; gap: 1rem; }
.history-card { display: flex; flex-direction: column; gap: 0.5rem; }
.history-header { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; }
.history-info { flex: 1; }
.history-header h3 { font-size: 1.05rem; }
.history-details {
    display: flex; gap: 1.5rem; color: var(--text-muted);
    font-size: 0.85rem; flex-wrap: wrap; margin-top: 0.25rem;
}
.history-skills { display: flex; flex-wrap: wrap; gap: 0.3rem; }
.history-meta { font-size: 0.8rem; color: var(--text-muted); }
.ats-badge {
    padding: 0.25rem 0.7rem; border-radius: 20px;
    font-size: 0.8rem; font-weight: 700; white-space: nowrap;
}
.ats-high { background: var(--success-light); color: var(--success); }
.ats-mid { background: var(--warning-light); color: var(--warning); }
.ats-low { background: var(--danger-light); color: var(--danger); }

/* ── Jobs ────────────────────────────────────────────────────────────── */
.jobs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1.5rem; margin-bottom: 2rem;
}
.job-card .job-header { margin-bottom: 0.75rem; }
.job-card h3 { font-size: 1.1rem; }
.job-company { font-size: 0.85rem; color: var(--text-muted); }
.job-description { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1rem; line-height: 1.5; }
.job-skills { margin-bottom: 1rem; }
.job-skills h4 {
    font-size: 0.8rem; font-weight: 600;
    color: var(--text-muted); margin-bottom: 0.5rem;
}

/* ── Match Result ────────────────────────────────────────────────────── */
.match-result-panel { margin-top: 2rem; }
.match-header {
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 1rem; margin-bottom: 1rem;
}
.match-percentage-circle {
    width: 100px; height: 100px; border-radius: 50%;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    background: conic-gradient(var(--accent) calc(var(--pct, 0) * 3.6deg), var(--border) 0);
    position: relative; flex-shrink: 0;
}
.match-percentage-circle::before {
    content: ""; position: absolute;
    width: 80px; height: 80px;
    background: var(--surface); border-radius: 50%;
}
.match-percentage-circle span,
.match-percentage-circle small { position: relative; z-index: 1; }
.match-percentage-circle span { font-size: 1.5rem; font-weight: 800; color: var(--accent); }
.match-percentage-circle small { font-size: 0.7rem; color: var(--text-muted); }
.match-recommendation {
    font-size: 0.95rem; padding: 0.75rem 1rem;
    background: var(--accent-light); border-radius: var(--radius-sm);
    color: var(--accent-dark); margin-bottom: 1.5rem; line-height: 1.5;
}
.match-skills-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.match-column h3 { font-size: 0.95rem; margin-bottom: 0.5rem; }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--text-muted); font-size: 0.9rem; }

/* ── Modal ───────────────────────────────────────────────────────────── */
.modal {
    position: fixed; inset: 0; background: rgba(0,0,0,0.5);
    display: flex; align-items: center; justify-content: center;
    z-index: 200; padding: 1rem; backdrop-filter: blur(4px);
}
.modal-content {
    max-width: 640px; width: 100%;
    max-height: 90vh; overflow-y: auto;
}
.modal-header {
    display: flex; justify-content: space-between;
    align-items: center; margin-bottom: 1rem;
}
.modal-close {
    background: none; border: none; font-size: 1.5rem;
    cursor: pointer; color: var(--text-muted); padding: 0.25rem;
}
.modal-close:hover { color: var(--danger); }

/* ── Loading ─────────────────────────────────────────────────────────── */
.loading-overlay {
    position: fixed; inset: 0;
    background: rgba(255,255,255,0.9);
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    z-index: 300; backdrop-filter: blur(4px);
}
.spinner {
    width: 44px; height: 44px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
.loading-text {
    margin-top: 1rem; color: var(--text-muted);
    font-weight: 500;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── About Page ──────────────────────────────────────────────────────── */
.about-grid { display: grid; gap: 1.5rem; margin-bottom: 2rem; }
.about-card { }
.about-card p { color: var(--text-muted); line-height: 1.7; }
.feature-list { display: flex; flex-direction: column; gap: 1rem; }
.feature-item {
    padding: 1rem; background: var(--bg);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent);
}
.feature-item h4 { font-size: 0.95rem; margin-bottom: 0.25rem; }
.feature-item p { font-size: 0.9rem; color: var(--text-muted); }
.about-table {
    width: 100%; border-collapse: collapse;
    font-size: 0.9rem;
}
.about-table th, .about-table td {
    padding: 0.6rem 0.75rem; text-align: left;
    border-bottom: 1px solid var(--border);
}
.about-table th {
    font-weight: 700; color: var(--text);
    background: var(--bg);
}
.about-table tfoot td { font-weight: 700; border-top: 2px solid var(--border); }
.tech-stack-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.75rem;
}
.tech-item {
    display: flex; flex-direction: column; gap: 0.15rem;
    padding: 0.75rem; background: var(--bg);
    border-radius: var(--radius-sm);
}
.tech-item strong { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; }
.tech-item span { font-weight: 600; }

/* ── Empty State ─────────────────────────────────────────────────────── */
.empty-state {
    text-align: center; padding: 3rem;
    color: var(--text-muted);
}
.empty-icon { font-size: 3rem; display: block; margin-bottom: 1rem; opacity: 0.5; }
.empty-state h3 { margin-bottom: 0.5rem; color: var(--text); }
.empty-state a.btn { margin-top: 1rem; }

/* ── Footer ──────────────────────────────────────────────────────────── */
.footer {
    margin-top: auto; padding: 1.5rem 0;
    text-align: center; color: var(--text-muted);
    font-size: 0.85rem; border-top: 1px solid var(--border);
    background: var(--surface);
}
.footer-content { display: flex; flex-direction: column; gap: 0.25rem; }
.footer-links a { color: var(--text-muted); margin: 0 0.25rem; }
.footer-links a:hover { color: var(--accent); }

/* ── Responsive ──────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    .results-grid { grid-template-columns: 1fr; }
    .result-card.full-width { grid-column: auto; }
    .contact-grid { grid-template-columns: 1fr; }
    .info-grid { grid-template-columns: 1fr; }
    .match-skills-grid { grid-template-columns: 1fr; }
    .jobs-grid { grid-template-columns: 1fr; }
    .nav-toggle { display: flex; }
    .nav-links {
        display: none; position: absolute;
        top: 100%; left: 0; right: 0;
        background: var(--surface); flex-direction: column;
        padding: 0.5rem 1rem; border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-md);
    }
    .nav-links.active { display: flex; }
    .hero h1 { font-size: 1.6rem; }
    .hero p { font-size: 1rem; }
}
@media (max-width: 480px) {
    .container { padding: 0 1rem; }
    .card { padding: 1rem; }
    .hero { padding: 1.5rem 0 1rem; }
    .button-group { flex-direction: column; }
    .btn { width: 100%; }
}