/* ═══════════════════════════════════════════════════
   CORNTAMINATION — Room Breakdown Styles
   ═══════════════════════════════════════════════════ */

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

:root {
    --bg-dark: #0a0a0c;
    --bg-card: #111115;
    --bg-card-hover: #1a1a20;
    --green-glow: #39ff14;
    --green-dim: #1a6b0a;
    --green-mid: #2acd0f;
    --amber: #ffaa00;
    --red-alert: #ff2d2d;
    --text-primary: #e8e8ec;
    --text-secondary: #9a9aaa;
    --text-muted: #5a5a6a;
    --border-subtle: rgba(255,255,255,0.06);
    --radius: 12px;
    --radius-lg: 20px;
    --container: 1200px;
    --font-display: 'Creepster', cursive;
    --font-body: 'Inter', sans-serif;
    --font-tech: 'Orbitron', sans-serif;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

a { color: inherit; text-decoration: none; }

/* ── Back Link ── */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-family: var(--font-tech);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    transition: color 0.3s ease;
    margin-top: 40px;
}

.back-link:hover {
    color: var(--green-glow);
}

.back-link svg { flex-shrink: 0; }

/* ── Page Header ── */
.page-header {
    text-align: center;
    padding: 40px 0 20px;
    position: relative;
}

.page-header h1 {
    font-family: var(--font-tech);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    letter-spacing: 0.2em;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.page-header p {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.page-header .target-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(57,255,20,0.06);
    border: 1px solid rgba(57,255,20,0.15);
    padding: 8px 20px;
    border-radius: 100px;
    font-family: var(--font-tech);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    color: var(--green-mid);
    margin-top: 16px;
}

/* ── Summary Grid ── */
.summary-section {
    padding: 40px 0;
}

.summary-section h2 {
    font-family: var(--font-tech);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--text-muted);
    text-align: center;
    margin-bottom: 24px;
}

#summary-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.summary-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 24px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.summary-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.4);
    border-color: rgba(255,255,255,0.12);
}

.summary-zone {
    font-family: var(--font-tech);
    font-size: 0.55rem;
    letter-spacing: 0.3em;
    margin-bottom: 6px;
}

.summary-name {
    font-family: var(--font-display);
    font-size: 1.6rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.summary-cost {
    font-family: var(--font-tech);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.summary-gauge-track {
    width: 100%;
    height: 6px;
    background: rgba(255,255,255,0.06);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.summary-gauge-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.16,1,0.3,1);
}

.summary-pct {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.project-total-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    text-align: center;
}

.project-total-bar span:first-child {
    font-family: var(--font-tech);
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}

#project-total {
    font-family: var(--font-tech);
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--green-glow);
    text-shadow: 0 0 20px rgba(57,255,20,0.4);
}

.project-hours-bar {
    text-align: center;
    padding: 8px 0 0;
}

.project-hours-bar span {
    font-family: var(--font-tech);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
}

.summary-split {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 10px;
    font-size: 0.65rem;
    color: var(--text-muted);
}

/* ── Tab Navigation ── */
.tab-nav {
    display: flex;
    gap: 8px;
    justify-content: center;
    padding: 20px 0 40px;
    flex-wrap: wrap;
}

.tab-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 16px 28px;
    background: var(--bg-card);
    border: 2px solid var(--border-subtle);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    color: var(--text-secondary);
}

.tab-btn:hover {
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.tab-btn.active {
    background: var(--bg-card-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

.tab-btn .tab-num {
    font-family: var(--font-tech);
    font-size: 1.2rem;
    font-weight: 900;
    opacity: 0.6;
}

.tab-btn.active .tab-num { opacity: 1; }

.tab-btn .tab-name {
    font-family: var(--font-tech);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
}

/* ── Room Header ── */
.room-header-bar {
    text-align: center;
    padding: 20px 0 30px;
}

#room-zone {
    font-family: var(--font-tech);
    font-size: 0.65rem;
    letter-spacing: 0.4em;
    color: var(--text-muted);
    margin-bottom: 8px;
}

#room-name {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 7vw, 4rem);
    letter-spacing: 0.04em;
    transition: color 0.3s ease;
}

#room-subtitle {
    font-size: 1rem;
    font-style: italic;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ── Room Image Panel ── */
.room-image-panel {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    background: var(--bg-card);
    margin-bottom: 24px;
}

.room-concept-img {
    width: 100%;
    max-height: 400px;
    object-fit: cover;
    display: block;
}

.cost-summary-line {
    display: flex;
    justify-content: center;
    gap: 16px;
    padding: 12px 16px;
    border-top: 1px solid var(--border-subtle);
}

.summary-chip {
    font-family: var(--font-tech);
    font-size: 0.65rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
    padding: 4px 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-subtle);
    border-radius: 100px;
}

/* ── Budget Gauge ── */
.budget-gauge {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 24px 28px;
    margin-bottom: 32px;
}

.gauge-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 12px;
}

.gauge-header .label {
    font-family: var(--font-tech);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
}

.gauge-header .values {
    display: flex;
    gap: 16px;
    align-items: baseline;
}

#budget-spent {
    font-family: var(--font-tech);
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-primary);
}

.gauge-header .of {
    font-size: 0.75rem;
    color: var(--text-muted);
}

#budget-target {
    font-family: var(--font-tech);
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.gauge-track {
    width: 100%;
    height: 10px;
    background: rgba(255,255,255,0.06);
    border-radius: 5px;
    overflow: hidden;
    margin-bottom: 10px;
}

#budget-fill {
    height: 100%;
    border-radius: 5px;
    transition: width 0.8s cubic-bezier(0.16,1,0.3,1), background 0.3s ease;
}

.gauge-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#budget-pct {
    font-family: var(--font-tech);
    font-size: 0.7rem;
    color: var(--text-muted);
}

.budget-diff {
    font-family: var(--font-tech);
    font-size: 0.7rem;
    font-weight: 600;
}

.budget-diff.under { color: var(--green-mid); }
.budget-diff.over { color: var(--red-alert); }

/* ── Breakdown Table ── */
.breakdown-table-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 32px;
}

.breakdown-table {
    width: 100%;
    border-collapse: collapse;
}

.breakdown-table thead th {
    font-family: var(--font-tech);
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    color: var(--text-muted);
    text-align: left;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-subtle);
    background: rgba(255,255,255,0.02);
}

.breakdown-table thead th:nth-child(2),
.breakdown-table thead th:nth-child(3),
.breakdown-table thead th:nth-child(4) {
    text-align: right;
    width: 100px;
}

.category-header td {
    padding: 16px 20px 10px;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
    border-top: 1px solid rgba(255,255,255,0.08);
    background: rgba(255,255,255,0.02);
}

.cat-icon {
    margin-right: 8px;
    font-size: 1.1rem;
}

.item-row td {
    padding: 10px 20px;
    font-size: 0.85rem;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    color: var(--text-secondary);
}

.item-row:hover td {
    background: rgba(255,255,255,0.02);
}

.item-name { padding-left: 40px !important; }

.item-qty,
.item-unit,
.item-total {
    text-align: right !important;
    font-family: var(--font-tech);
    font-size: 0.75rem !important;
}

.item-total { color: var(--text-primary) !important; }

.subtotal-row td {
    padding: 12px 20px;
    border-top: 1px solid rgba(255,255,255,0.06);
    border-bottom: 2px solid rgba(255,255,255,0.04);
    background: rgba(255,255,255,0.015);
}

.subtotal-label {
    font-family: var(--font-tech);
    font-size: 0.65rem !important;
    letter-spacing: 0.1em;
    color: var(--text-muted) !important;
    text-align: right !important;
    padding-right: 8px !important;
}

.subtotal-value {
    text-align: right !important;
    font-family: var(--font-tech);
    font-size: 0.8rem !important;
    font-weight: 700;
    color: var(--text-primary) !important;
}

/* ── Section Totals (Materials / Labor) ── */
.section-total-row td {
    padding: 16px 20px;
    border-top: 2px solid rgba(255,255,255,0.08);
    border-bottom: 2px solid rgba(255,255,255,0.08);
    background: rgba(57,255,20,0.03);
}

.section-total-label {
    font-family: var(--font-tech);
    font-size: 0.7rem !important;
    letter-spacing: 0.12em;
    color: var(--text-primary) !important;
    text-align: right !important;
    padding-right: 8px !important;
}

.section-total-value {
    text-align: right !important;
    font-family: var(--font-tech);
    font-size: 0.9rem !important;
    font-weight: 900;
    color: var(--green-mid) !important;
}

/* ── Labor Rows ── */
.labor-header td {
    border-top: 3px solid rgba(255,170,0,0.2) !important;
}

.labor-rate-badge {
    display: inline-block;
    margin-left: 10px;
    padding: 2px 10px;
    background: rgba(255,170,0,0.1);
    border: 1px solid rgba(255,170,0,0.25);
    border-radius: 100px;
    font-family: var(--font-tech);
    font-size: 0.5rem;
    letter-spacing: 0.1em;
    color: var(--amber);
    vertical-align: middle;
}

.labor-row td {
    border-left: 3px solid rgba(255,170,0,0.15);
}

.labor-row .item-qty {
    color: var(--amber) !important;
}

/* ── Grand Total ── */
.grand-total-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 28px;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    margin-bottom: 60px;
}

.grand-total-bar .label {
    font-family: var(--font-tech);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--text-muted);
}

#grand-total {
    font-family: var(--font-tech);
    font-size: 1.8rem;
    font-weight: 900;
    transition: color 0.3s ease;
}

/* ── Footer ── */
footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid var(--border-subtle);
}

footer p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

footer a {
    color: var(--green-mid);
    transition: color 0.3s;
}

footer a:hover { color: var(--green-glow); }

/* ── Responsive ── */
@media (max-width: 900px) {
    #summary-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .tab-nav {
        gap: 6px;
    }
    .tab-btn {
        padding: 12px 18px;
    }
    .item-name { padding-left: 24px !important; }
}

@media (max-width: 600px) {
    #summary-grid {
        grid-template-columns: 1fr 1fr;
    }
    .tab-nav {
        flex-wrap: wrap;
    }
    .tab-btn {
        flex: 1;
        min-width: 0;
        padding: 10px 12px;
    }
    .tab-btn .tab-name {
        font-size: 0.5rem;
    }
    .breakdown-table thead th:nth-child(2),
    .breakdown-table thead th:nth-child(3) {
        display: none;
    }
    .item-qty,
    .item-unit {
        display: none;
    }
    .item-name { padding-left: 20px !important; }
    .gauge-header {
        flex-direction: column;
        gap: 8px;
    }
    .grand-total-bar {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}