/* tool-style.css - Premium dark HUD styling for IACONDANTE Master Tool v2.5 */

:root {
    --bg-color: #070709;           /* Deep Black Void */
    --surface-color: #0f0f13;      /* Dark Charcoal Surface */
    --surface-light: #16161d;      /* Input fields background */
    --accent: #ff6600;             /* Orange Aura */
    --accent-glow: rgba(255, 102, 0, 0.35);
    --tech-cyan: #00f5d4;          /* Viewfinder Tech Cyan */
    --tech-cyan-glow: rgba(0, 245, 212, 0.25);
    --border: rgba(255, 255, 255, 0.05);
    --border-active: rgba(255, 255, 255, 0.15);
    --text-primary: #ffffff;       /* Pure White */
    --text-secondary: #94949d;     /* Muted Silver */
    --text-muted: #52525b;         /* Dark Gray */
    --text-red: #ff5577;           /* Negative red text */
    --bg-red: rgba(255, 85, 119, 0.08); /* Negative red background */
    
    --font-heading: 'Sora', sans-serif;
    --font-body: 'Inter', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
    
    --transition-smooth: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-fast: all 0.2s ease;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body.locked-body {
    overflow: hidden; /* Lock scrolling during activation */
}

a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}

pre, code {
    font-family: var(--font-mono);
}

.label-caps {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    display: inline-block;
}

.font-mono {
    font-family: var(--font-mono) !important;
}

.text-accent {
    color: var(--accent) !important;
}

.text-red {
    color: var(--text-red) !important;
}

.hidden {
    display: none !important;
}

/* ── LICENSE KEY ACTIVATION GATE ── */
.activation-gate {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-color);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    transition: var(--transition-smooth);
}

.activation-panel {
    width: 100%;
    max-width: 480px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.activation-logo {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.activation-logo .logo-text {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 0.25em;
    color: var(--text-primary);
}

.activation-logo .logo-sub {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.35em;
    color: var(--text-muted);
}

.activation-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    border-top: 3px solid var(--accent);
    padding: 40px;
    border-radius: 4px;
    box-shadow: 0 20px 80px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.activation-card h3 {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.05em;
}

.activation-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.activation-card .input-row {
    display: flex;
    gap: 15px;
}

.activation-card input {
    flex: 1;
    background-color: var(--surface-light);
    border: 1px solid var(--border-active);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1rem;
    padding: 12px 16px;
    border-radius: 2px;
    outline: none;
    transition: var(--transition-fast);
}

.activation-card input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.btn-activate {
    background-color: var(--accent);
    color: #ffffff;
    border: none;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    padding: 0 24px;
    border-radius: 2px;
    cursor: pointer;
    box-shadow: 0 4px 15px var(--accent-glow);
    transition: var(--transition-fast);
}

.btn-activate:hover {
    background-color: #e51d4f;
    transform: translateY(-1px);
}

.activation-error {
    color: var(--text-red);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    display: none;
}

.activation-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border);
    padding-top: 20px;
    margin-top: 10px;
}

.btn-bypass {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    cursor: pointer;
    text-decoration: underline;
}

.btn-bypass:hover {
    color: var(--text-primary);
}

/* ── SAAS APPLICATION LAYOUT ── */
.app-container {
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.site-header {
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border);
    padding: 24px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-block {
    display: flex;
    flex-direction: column;
}

.logo-block .wordmark {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 800;
    letter-spacing: 0.2em;
}

.logo-block .sub {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    color: var(--text-secondary);
    margin-top: 3px;
    text-transform: uppercase;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 25px;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background-color: var(--tech-cyan);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--tech-cyan);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 245, 212, 0.7); }
    70% { transform: scale(1.1); box-shadow: 0 0 0 8px rgba(0, 245, 212, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(0, 245, 212, 0); }
}

.status-label {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    color: var(--text-secondary);
}

.version-badge {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    border: 1px solid var(--border-active);
    padding: 4px 10px;
    color: var(--text-secondary);
    border-radius: 2px;
}

/* Navigation Drawer/Tabs */
.tab-nav {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border);
    display: flex;
    overflow-x: auto;
    scrollbar-width: none; /* Hide scrollbar for Firefox */
}

.tab-nav::-webkit-scrollbar {
    display: none; /* Hide scrollbar for Chrome/Safari */
}

.tab-btn {
    background: none;
    border: none;
    border-right: 1px solid var(--border);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 18px 24px;
    cursor: pointer;
    white-space: nowrap;
    position: relative;
    transition: var(--transition-fast);
}

.tab-btn:hover {
    background-color: rgba(255, 255, 255, 0.02);
    color: var(--text-primary);
}

.tab-btn.active {
    background-color: var(--bg-color);
    color: var(--text-primary);
    border-bottom: 2px solid var(--accent);
}

.tab-btn .tab-num {
    color: var(--text-muted);
    margin-right: 8px;
    font-size: 0.65rem;
}

.tab-btn.active .tab-num {
    color: var(--accent);
}

/* Main Workspace */
.main-content {
    flex: 1;
    padding: 40px;
    max-width: 1500px;
    width: 100%;
    margin: 0 auto;
}

@media (max-width: 1024px) {
    .main-content {
        padding: 20px;
    }
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-banner {
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 25px;
}

.section-banner h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin-top: 6px;
    margin-bottom: 12px;
}

.section-banner .lead {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 800px;
}

/* ── TAB 1: BUILDER WORKSPACE ── */
.builder-layout {
    display: grid;
    grid-template-columns: 480px 1fr;
    gap: 40px;
    align-items: start;
}

@media (max-width: 1200px) {
    .builder-layout {
        grid-template-columns: 1fr;
    }
}

.builder-controls {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.control-card {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    padding: 28px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card-title {
    font-size: 0.75rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    padding-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-title .icon {
    color: var(--accent);
}

.field-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.field-group label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

.field-group select, .field-group textarea {
    background-color: var(--surface-light);
    border: 1px solid var(--border-active);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 12px;
    border-radius: 2px;
    outline: none;
    transition: var(--transition-fast);
}

.field-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg fill='white' height='24' viewBox='0 0 24 24' width='24' xmlns='http://www.w3.org/2000/svg'><path d='M7 10l5 5 5-5z'/><path d='M0 0h24v24H0z' fill='none'/></svg>");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 40px;
}

.field-group select:focus, .field-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 10px var(--accent-glow);
}

.field-group textarea {
    resize: vertical;
    min-height: 90px;
    font-family: var(--font-body);
}

/* Sliders */
.slider-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 5px;
}

.slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slider-header label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-secondary);
}

.slider-value {
    font-size: 0.75rem;
    color: var(--tech-cyan);
    font-weight: bold;
}

.custom-slider {
    width: 100%;
    -webkit-appearance: none;
    background: var(--surface-light);
    height: 6px;
    border-radius: 3px;
    outline: none;
}

.custom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--accent);
    cursor: pointer;
    box-shadow: 0 0 8px var(--accent-glow);
    transition: transform 0.1s ease;
}

.custom-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

/* Toggle Switch */
.toggle-row {
    display: flex;
    align-items: center;
    gap: 15px;
}

.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 22px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: var(--surface-light);
    border: 1px solid var(--border-active);
    transition: .3s;
    border-radius: 22px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 14px;
    width: 14px;
    left: 3px;
    bottom: 3px;
    background-color: var(--text-secondary);
    transition: .3s;
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--accent-glow);
    border-color: var(--accent);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(22px);
    background-color: var(--accent);
}

.toggle-label {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

.btn-compile {
    background-color: var(--accent);
    color: #ffffff;
    border: none;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    padding: 16px;
    border-radius: 2px;
    cursor: pointer;
    box-shadow: 0 4px 20px var(--accent-glow);
    transition: var(--transition-smooth);
}

.btn-compile:hover {
    background-color: #e51d4f;
    box-shadow: 0 6px 25px var(--accent-glow);
    transform: translateY(-2px);
}

/* Right side: Preview Board */
.builder-preview {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

/* Viewfinder Widget */
.hud-viewfinder {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    padding: 24px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.viewfinder-lens-line {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px dashed var(--border-active);
    padding-bottom: 12px;
}

.hud-item {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--tech-cyan);
    letter-spacing: 0.05em;
}

.viewfinder-grid {
    width: 100%;
    height: 220px;
    border: 1px solid rgba(255,255,255,0.03);
    position: relative;
    overflow: hidden;
    background-color: #0b0b0e;
}

.grid-line {
    position: absolute;
    background-color: rgba(0, 245, 212, 0.04);
}

.grid-line.vertical { width: 1px; height: 100%; top: 0; }
.grid-line.vertical.v1 { left: 33.33%; }
.grid-line.vertical.v2 { left: 66.66%; }

.grid-line.horizontal { height: 1px; width: 100%; left: 0; }
.grid-line.horizontal.h1 { top: 33.33%; }
.grid-line.horizontal.h2 { top: 66.66%; }

.hud-crosshair {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 20px; height: 20px;
    border: 1px solid rgba(0, 245, 212, 0.25);
    border-radius: 50%;
}

.hud-crosshair:before, .hud-crosshair:after {
    content: '';
    position: absolute;
    background-color: rgba(0, 245, 212, 0.35);
}
.hud-crosshair:before { top: 9px; left: -4px; width: 28px; height: 1px; }
.hud-crosshair:after { top: -4px; left: 9px; width: 1px; height: 28px; }

.hud-corner {
    position: absolute;
    width: 12px; height: 12px;
    border: 1px solid var(--border-active);
}
.hud-corner.top-left { top: 15px; left: 15px; border-right: none; border-bottom: none; }
.hud-corner.top-right { top: 15px; right: 15px; border-left: none; border-bottom: none; }
.hud-corner.bottom-left { bottom: 15px; left: 15px; border-right: none; border-top: none; }
.hud-corner.bottom-right { bottom: 15px; right: 15px; border-left: none; border-top: none; }

.hud-rec-indicator {
    position: absolute;
    top: 15px; left: 15px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
}

.red-dot {
    width: 6px; height: 6px;
    background-color: var(--accent);
    border-radius: 50%;
    display: inline-block;
    box-shadow: 0 0 6px var(--accent-glow);
}

.hud-aspect-ratio {
    position: absolute;
    bottom: 15px; right: 15px;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-secondary);
}

/* Output Panels */
.output-panel {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
}

.positive-panel {
    border-top: 3px solid var(--tech-cyan);
}

.negative-panel {
    border-top: 3px solid var(--text-red);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
}

.panel-tag {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
}

.btn-copy-tech {
    background: none;
    border: 1px solid var(--border-active);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    padding: 6px 12px;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-copy-tech:hover, .btn-copy-tech.copied {
    border-color: var(--text-primary);
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.03);
}

.prompt-analyzer-bar {
    display: flex;
    border-bottom: 1px solid var(--border);
    background-color: rgba(255,255,255,0.01);
}

.analyzer-tag {
    flex: 1;
    text-align: center;
    padding: 10px;
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    border-right: 1px solid var(--border);
    transition: var(--transition-fast);
    color: var(--text-muted);
}

.analyzer-tag:last-child {
    border-right: none;
}

.analyzer-tag.active {
    color: var(--text-primary);
}

.analyzer-tag.active.optics { background-color: rgba(0, 245, 212, 0.08); border-bottom: 2px solid var(--tech-cyan); }
.analyzer-tag.active.light { background-color: rgba(255, 170, 0, 0.08); border-bottom: 2px solid #ffaa00; }
.analyzer-tag.active.skin { background-color: rgba(0, 245, 100, 0.08); border-bottom: 2px solid #00f564; }
.analyzer-tag.active.exclusions { background-color: rgba(255, 102, 0, 0.08); border-bottom: 2px solid var(--accent); }

.prompt-output-box {
    padding: 24px;
    max-height: 250px;
    overflow-y: auto;
}

.prompt-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
    color: var(--text-secondary);
}

.positive-panel .prompt-text mark {
    background: none;
    color: inherit;
    transition: background 0.3s ease;
}

.positive-panel .prompt-text mark.highlight-optics { background-color: rgba(0, 245, 212, 0.25); color: #fff; }
.positive-panel .prompt-text mark.highlight-light { background-color: rgba(255, 170, 0, 0.25); color: #fff; }
.positive-panel .prompt-text mark.highlight-skin { background-color: rgba(0, 245, 100, 0.25); color: #fff; }
.positive-panel .prompt-text mark.highlight-exclusions { background-color: rgba(255, 102, 0, 0.25); color: #fff; }

.analyzer-details {
    padding: 16px 24px;
    background-color: #0b0b0e;
    border-top: 1px solid var(--border);
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.analyzer-details h4 {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    margin-bottom: 6px;
    letter-spacing: 0.1em;
}

.analyzer-details p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.negative-panel .prompt-text {
    color: var(--text-red);
}

.panel-actions-row {
    display: flex;
}

.btn-action-master {
    flex: 1;
    background-color: var(--surface-light);
    color: var(--text-primary);
    border: 1px solid var(--border-active);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: bold;
    letter-spacing: 0.1em;
    padding: 16px;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-action-master:hover {
    border-color: var(--accent);
    color: #ffffff;
    box-shadow: 0 0 15px var(--accent-glow);
}

/* ── REFERENCE TABLES & CARDS ── */
.table-wrapper {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 4px;
    margin: 30px 0;
}

.ref-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
    text-align: left;
}

.ref-table th {
    background-color: var(--surface-color);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    border-right: 1px solid var(--border);
}

.ref-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    border-right: 1px solid var(--border);
    vertical-align: top;
    color: var(--text-secondary);
}

.ref-table tr:hover td {
    background-color: rgba(255,255,255,0.01);
    color: var(--text-primary);
}

.ref-table td:first-child {
    font-weight: 600;
    color: var(--text-primary);
}

.badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 2px;
    background-color: var(--surface-light);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}

.film-card-header.portra .badge { border-color: #ffaa00; color: #ffaa00; }
.film-card-header.fuji .badge { border-color: var(--tech-cyan); color: var(--tech-cyan); }
.film-card-header.trix .badge { border-color: var(--text-secondary); color: var(--text-secondary); }
.film-card-header.hp5 .badge { border-color: #6080a0; color: #6080a0; }

/* Decision Cards */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
    margin: 30px 0;
}

.card-grid.col-3 {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
    .card-grid.col-3 {
        grid-template-columns: 1fr;
    }
}

.card {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    padding: 28px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    transition: var(--transition-fast);
}

.card:hover {
    border-color: var(--border-active);
}

.card-badge {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--accent);
    letter-spacing: 0.1em;
}

.card h3 {
    font-size: 1.05rem;
    font-weight: 600;
}

.card p {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Dark Card (Negatives) */
.card.dark-card {
    background-color: #0b0b0e;
    gap: 12px;
}

.card.dark-card pre {
    font-size: 0.72rem;
    line-height: 1.5;
    color: var(--text-red);
    white-space: pre-wrap;
    background-color: var(--bg-red);
    padding: 12px;
    border-left: 2px solid var(--text-red);
}

/* ── THE BOVEDA VAULT BLOCK ── */
.vault-block {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    padding: 24px;
    margin-bottom: 24px;
    position: relative;
}

.vault-block.block-neg {
    border-left-color: var(--text-red);
    background-color: #0b0b0e;
}

.vault-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.vault-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.vault-block pre {
    font-size: 0.78rem;
    line-height: 1.65;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
}

.btn-copy-vault {
    background-color: var(--surface-light);
    border: 1px solid var(--border-active);
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    padding: 8px 16px;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-copy-vault:hover, .btn-copy-vault.copied {
    border-color: var(--accent);
    color: #ffffff;
    box-shadow: 0 0 10px var(--accent-glow);
}

.btn-copy-vault.mini {
    padding: 4px 8px;
    font-size: 0.58rem;
}

/* ── FILM CARDS ── */
.film-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 24px;
}

.film-card {
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    background-color: var(--surface-color);
}

.film-card-header {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border);
}

.film-card-header.portra { background-color: #120e09; border-bottom: 2px solid #ffaa00; }
.film-card-header.fuji { background-color: #081114; border-bottom: 2px solid var(--tech-cyan); }
.film-card-header.trix { background-color: #0c0c0e; border-bottom: 2px solid var(--text-secondary); }
.film-card-header.hp5 { background-color: #090e13; border-bottom: 2px solid #6080a0; }

.film-card-header h3 {
    font-size: 1rem;
    font-weight: bold;
}

.film-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.film-card-body .desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.snippet-block {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background-color: var(--bg-color);
    padding: 14px;
    border-radius: 2px;
    border: 1px solid var(--border);
}

.snippet-label {
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    text-transform: uppercase;
}

.snippet-block pre {
    font-size: 0.72rem;
    color: var(--text-secondary);
    line-height: 1.5;
    white-space: pre-wrap;
}

/* ── CLIMATE LAYOUT ── */
.climate-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

@media (max-width: 900px) {
    .climate-layout {
        grid-template-columns: 1fr;
    }
}

.climate-item {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    padding: 28px;
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.climate-title {
    font-size: 0.85rem;
    font-weight: bold;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.climate-title .num {
    color: var(--accent);
    font-size: 1rem;
}

.climate-item .desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

.climate-item pre {
    font-size: 0.74rem;
    line-height: 1.6;
    color: var(--text-secondary);
    background-color: var(--bg-color);
    padding: 16px;
    border-radius: 2px;
    border: 1px solid var(--border);
    white-space: pre-wrap;
}

/* ── WORKFLOW TIMELINE ── */
.workflow-timeline {
    display: flex;
    flex-direction: column;
    margin: 30px 0;
}

.timeline-step {
    display: flex;
    gap: 30px;
    padding-bottom: 30px;
    border-left: 1px dashed var(--border-active);
    margin-left: 20px;
    position: relative;
}

.timeline-step:last-child {
    border-left: none;
    padding-bottom: 0;
}

.step-badge {
    width: 42px;
    height: 42px;
    background-color: var(--surface-color);
    border: 1px solid var(--border-active);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.9rem;
    font-weight: bold;
    color: var(--accent);
    position: absolute;
    left: -21px;
    top: 0;
}

.step-text {
    padding-left: 35px;
}

.step-text h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.step-text p {
    font-size: 0.88rem;
    color: var(--text-secondary);
}

/* Interactive QA Checklist */
.qa-interactive-block {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    padding: 35px;
    border-radius: 4px;
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.qa-progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.qa-progress-header h3 {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.progress-bar-container {
    width: 100%;
    height: 6px;
    background-color: var(--surface-light);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent) 0%, var(--tech-cyan) 100%);
    transition: width 0.4s ease;
}

.checklist-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

@media (max-width: 900px) {
    .checklist-grid {
        grid-template-columns: 1fr;
    }
}

.check-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    background-color: #0b0b0e;
    border: 1px solid var(--border);
    padding: 18px;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.check-item:hover {
    border-color: var(--border-active);
}

.check-item input {
    display: none;
}

.check-box-custom {
    width: 18px;
    height: 18px;
    border: 1px solid var(--border-active);
    background-color: var(--surface-light);
    border-radius: 2px;
    flex-shrink: 0;
    margin-top: 2px;
    position: relative;
    transition: var(--transition-fast);
}

.check-box-custom::after {
    content: '';
    position: absolute;
    top: 3px; left: 6px;
    width: 4px; height: 8px;
    border: solid transparent;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    transition: var(--transition-fast);
}

.check-item input:checked + .check-box-custom {
    background-color: var(--accent);
    border-color: var(--accent);
}

.check-item input:checked + .check-box-custom::after {
    border-color: #ffffff;
}

.check-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition-fast);
}

.check-item input:checked ~ .check-text {
    color: var(--text-muted);
    text-decoration: line-through;
}

/* Matrix layout rules */
.matrix-row {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.matrix-cell {
    flex: 1;
    min-width: 250px;
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    padding: 20px;
    border-radius: 2px;
}

.mc-label {
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 6px;
}

.mc-val {
    font-size: 1rem;
    font-weight: bold;
    margin-bottom: 6px;
}

.mc-sub {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* App Footer */
.app-footer {
    background-color: #050507;
    border-top: 1px solid var(--border);
    padding: 16px 40px;
    display: flex;
    justify-content: space-between;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--text-muted);
    letter-spacing: 0.05em;
}

.app-footer .footer-left {
    display: flex;
    gap: 20px;
}

/* Playbook Reader Layout Styles */
.playbook-layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 30px;
    height: 700px;
    margin-top: 20px;
}

@media (max-width: 992px) {
    .playbook-layout {
        grid-template-columns: 1fr;
        height: auto;
    }
}

.playbook-menu {
    background-color: var(--surface-color);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
    max-height: 100%;
}

.playbook-menu-item {
    background: none;
    border: 1px solid transparent;
    color: var(--text-secondary);
    padding: 12px 18px;
    font-size: 0.8rem;
    font-family: var(--font-mono);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    text-align: left;
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition-fast);
}

.playbook-menu-item:hover {
    background-color: rgba(255, 255, 255, 0.02);
    color: var(--text-primary);
}

.playbook-menu-item.active {
    background-color: rgba(255, 102, 0, 0.06);
    border-color: var(--accent);
    color: var(--accent);
    box-shadow: 0 0 10px rgba(255, 102, 0, 0.15);
}

.playbook-viewer {
    background-color: #0b0b0e;
    border: 1px solid var(--border);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

.playbook-viewer .viewer-header {
    background-color: var(--surface-color);
    border-bottom: 1px solid var(--border);
    padding: 20px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.playbook-viewer .viewer-header h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    font-family: var(--font-heading);
}

.btn-download-pdf {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--tech-cyan);
    border: 1px solid var(--tech-cyan-glow);
    padding: 8px 18px;
    border-radius: 2px;
    letter-spacing: 0.08em;
    background: none;
    transition: var(--transition-fast);
}

.btn-download-pdf:hover {
    background-color: rgba(0, 245, 212, 0.08);
    box-shadow: 0 0 10px var(--tech-cyan-glow);
}

.playbook-viewer .viewer-body {
    padding: 40px;
    overflow-y: auto;
    flex-grow: 1;
    font-family: 'Inter', Georgia, serif;
    font-size: 1.05rem;
    line-height: 1.85;
    color: #d1d1d6;
    letter-spacing: 0.01em;
}

.playbook-viewer .viewer-body p {
    margin-bottom: 25px;
    text-align: justify;
    text-justify: inter-word;
}

.playbook-viewer .viewer-body h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin: 35px 0 15px 0;
    color: var(--text-primary);
    border-left: 2px solid var(--accent);
    padding-left: 15px;
}

.playbook-viewer .viewer-body ul, 
.playbook-viewer .viewer-body ol {
    margin-bottom: 25px;
    padding-left: 25px;
}

.playbook-viewer .viewer-body li {
    margin-bottom: 10px;
}

.playbook-viewer .viewer-body blockquote {
    background-color: rgba(255, 255, 255, 0.02);
    border-left: 3px dashed var(--tech-cyan);
    padding: 20px;
    margin: 30px 0;
    font-style: italic;
    border-radius: 2px;
}