:root {
    --tt-page-bg: var(--hero-bg-start);
    --tt-card-bg: var(--bg-primary);
    --tt-card-border: #dde4ff;
    --tt-text-primary: #0f1a3d;
    --tt-text-secondary: #4b5985;
    --tt-muted: #7483ad;
    --tt-accent: #3f60ff;
    --tt-accent-strong: #2a4de4;
    --tt-surface-soft: #eef3ff;
    --tt-focus-ring: rgba(63, 96, 255, 0.34);
    --tt-badge-bg: rgba(63, 96, 255, 0.12);
    --tt-badge-text: #2a3a80;
    --tt-badge-muted-bg: rgba(110, 126, 170, 0.18);
    --tt-badge-muted-text: #68759c;
    --tt-shadow-soft: 0 18px 42px rgba(20, 32, 74, 0.08);
    --tt-shadow-strong: 0 26px 60px rgba(20, 32, 74, 0.12);
    --tt-success-bg: rgba(52, 199, 89, 0.12);
    --tt-success-border: rgba(52, 199, 89, 0.32);
    --tt-success-text: #1f6a3c;
    --tt-canvas-bg: #101329;
    --tt-canvas-border: rgba(16, 19, 41, 0.45);
    --tt-canvas-glow: inset 0 14px 34px rgba(16, 19, 41, 0.32);
}

[data-theme="dark"] {
    --tt-page-bg: #0f172a;
    --tt-card-border: #374151;
    --tt-text-primary: #f8fafc;
    --tt-text-secondary: #cbd5e1;
    --tt-muted: #94a3b8;
    --tt-accent: #60a5fa;
    --tt-accent-strong: #3b82f6;
    --tt-surface-soft: #1e293b;
    --tt-badge-text: #93c5fd;
    --tt-badge-muted-text: #94a3b8;
    --tt-success-border: #374151;
    --tt-success-text: #4ade80;
    --tt-canvas-border: #374151;
}

body.tools-page {
    background: var(--tt-page-bg);
    color: var(--tt-text-secondary);
}

.tool-hero {
    background: linear-gradient(136deg, rgba(63, 96, 255, 0.18), rgba(63, 96, 255, 0.06));
    padding: 4.3rem 0 3.2rem;
}

.tool-hero-content {
    max-width: 820px;
    margin: 0 auto;
    text-align: center;
}

/* .tool-icon-large - using global style */

.tool-title {
    font-size: clamp(2.1rem, 4vw, 3rem);
    color: var(--tt-text-primary);
    margin-bottom: 0.85rem;
}

.tool-description {
    font-size: 1.06rem;
    color: var(--tt-text-secondary);
    margin-bottom: 1.6rem;
}

.tool-meta {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.meta-pill {
    background: var(--tt-badge-bg);
    color: var(--tt-badge-text);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.02em;
}

.tool-interface {
    padding: 3.4rem 0 4rem;
}

.tool-layout {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1.8rem;
}

.tool-card {
    background: var(--tt-card-bg);
    border: 1px solid var(--tt-card-border);
    border-radius: 1.35rem;
    box-shadow: var(--tt-shadow-soft);
    padding: 1.85rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.tool-card.info-card {
    background: var(--tt-surface-soft);
    border-style: dashed;
    box-shadow: none;
}

.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.section-header h2 {
    margin: 0;
    font-size: 1.35rem;
    color: var(--tt-text-primary);
}

.toolbar {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.button-row {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn {
    border: 0;
    border-radius: 0.85rem;
    font-weight: 600;
    font-size: 0.94rem;
    padding: 0.72rem 1.05rem;
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease, color 0.16s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
}

.btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px var(--tt-focus-ring);
}

.btn-primary {
    background: var(--tt-accent);
    color: var(--bg-primary);
    box-shadow: var(--tt-shadow-strong);
}

.btn-primary:hover {
    transform: translateY(-1px);
    background: var(--tt-accent-strong);
}

.btn-secondary {
    background: var(--tt-surface-soft);
    color: var(--tt-text-primary);
    border: 1px solid var(--tt-card-border);
}

.btn-secondary:hover,
.btn-outline:hover {
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--tt-card-border);
    color: var(--tt-text-secondary);
}

.text-input {
    width: 100%;
    padding: 0.9rem 1.1rem;
    border-radius: 0.95rem;
    border: 1px solid var(--tt-card-border);
    background: var(--bg-primary);
    color: var(--tt-text-primary);
    font-size: 1rem;
    transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.text-input.large {
    min-height: 200px;
    resize: vertical;
    font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
    line-height: 1.65;
}

.text-input.compact {
    max-width: 130px;
}

.text-input:focus {
    border-color: var(--tt-accent);
    box-shadow: 0 0 0 4px var(--tt-focus-ring);
    outline: none;
}

.helper-row {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--tt-muted);
}

.helper-text {
    font-size: 0.9rem;
    color: var(--tt-muted);
}

.notification {
    padding: 0.85rem 1rem;
    border-radius: 0.95rem;
    background: rgba(63, 96, 255, 0.12);
    border: 1px solid rgba(63, 96, 255, 0.24);
    color: var(--tt-text-primary);
    font-size: 0.9rem;
}

.notification.hidden {
    display: none;
}

.notification.success {
    background: var(--tt-success-bg);
    border-color: var(--tt-success-border);
    color: var(--tt-success-text);
}

.notification.warn {
    background: rgba(255, 214, 102, 0.22);
    border-color: rgba(255, 187, 0, 0.45);
    color: var(--color-yellow);
}

.notification.error {
    background: rgba(255, 99, 132, 0.14);
    border-color: rgba(255, 99, 132, 0.32);
    color: var(--text-danger);
}

.options-stack {
    border: 1px solid rgba(63, 96, 255, 0.18);
    border-radius: 1.1rem;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    background: var(--tt-surface-soft);
}

.field {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.field label {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--tt-text-primary);
}

.select-input {
    border: 1px solid var(--tt-card-border);
    border-radius: 0.85rem;
    padding: 0.7rem 0.95rem;
    font-size: 0.95rem;
    background: var(--bg-primary);
    color: var(--tt-text-primary);
    transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.select-input:focus {
    border-color: var(--tt-accent);
    box-shadow: 0 0 0 4px var(--tt-focus-ring);
    outline: none;
}

.toggle-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem;
}

.checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.65rem;
    font-size: 0.95rem;
    color: var(--tt-text-secondary);
    line-height: 1.45;
}

.checkbox input[type="checkbox"] {
    width: 1.1rem;
    height: 1.1rem;
    border-radius: 0.3rem;
    border: 1px solid var(--tt-card-border);
    accent-color: var(--tt-accent);
}

.cloud-preview {
    position: relative;
    background: var(--tt-canvas-bg);
    border: 1px solid var(--tt-canvas-border);
    border-radius: 1.1rem;
    padding: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 420px;
    box-shadow: var(--tt-canvas-glow);
    overflow: hidden;
}

.cloud-preview::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    pointer-events: none;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.05);
}

.cloud-canvas {
    width: min(100%, 900px);
    aspect-ratio: 45 / 21;
    height: auto;
    display: block;
    background: transparent;
    border-radius: 0.8rem;
    opacity: 1;
    transition: opacity 0.2s ease;
}

.cloud-preview[data-empty="true"] .cloud-canvas {
    opacity: 0;
}

.stats-card {
    gap: 1.1rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
}

.stat-item {
    background: var(--tt-surface-soft);
    border-radius: 1rem;
    border: 1px solid rgba(63, 96, 255, 0.2);
    padding: 1.05rem 1.15rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.stat-label {
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--tt-muted);
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--tt-text-primary);
}

.stats-note {
    font-size: 0.95rem;
    color: var(--tt-muted);
    line-height: 1.6;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.45rem 0.85rem;
    border-radius: 999px;
    background: var(--tt-badge-bg);
    color: var(--tt-badge-text);
    font-size: 0.84rem;
    font-weight: 600;
}

.badge.muted {
    background: var(--tt-badge-muted-bg);
    color: var(--tt-badge-muted-text);
}

.info-card .tips-list {
    margin: 0;
    padding-left: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    color: var(--tt-text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
}

.info-card strong {
    color: var(--tt-text-primary);
}

.cloud-preview[data-empty="true"]::before {
    content: "Add text and generate your word cloud";
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    font-size: 1.05rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.64);
    letter-spacing: 0.04em;
}

@media (max-width: 1024px) {
    .tool-layout {
        grid-template-columns: repeat(6, minmax(0, 1fr));
    }
}

@media (max-width: 768px) {
    .tool-layout {
        grid-template-columns: repeat(1, minmax(0, 1fr));
    }

    .section-header,
    .toolbar,
    .button-row,
    .helper-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .toolbar .btn,
    .button-row .btn {
        width: 100%;
    }

    .text-input.compact {
        max-width: 100%;
    }
}

/* Dark mode element overrides */
[data-theme="dark"] .tool-card {
    background: var(--bg-card, #1e293b);
    border-color: var(--border-color, #334155);
}

[data-theme="dark"] .tool-hero {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

[data-theme="dark"] input,
[data-theme="dark"] select,
[data-theme="dark"] textarea {
    background: var(--input-bg, #1e293b);
    color: var(--text-primary, #f8fafc);
    border-color: var(--border-color, #334155);
}

[data-theme="dark"] input::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: var(--text-muted, #64748b);
}

[data-theme="dark"] .tab-btn.active {
    color: white;
}

[data-theme="dark"] label {
    color: var(--text-primary, #f8fafc);
}

[data-theme="dark"] h1, [data-theme="dark"] h2, [data-theme="dark"] h3,
[data-theme="dark"] h4, [data-theme="dark"] h5, [data-theme="dark"] h6 {
    color: var(--text-primary, #f8fafc);
}

[data-theme="dark"] p {
    color: var(--text-secondary, #cbd5e1);
}

/* Notification dark mode */
[data-theme="dark"] .notification.success {
    background: rgba(34, 197, 94, 0.2);
    border-color: rgba(34, 197, 94, 0.4);
    color: #4ade80;
}

[data-theme="dark"] .notification.warn {
    background: rgba(251, 191, 36, 0.2);
    border-color: rgba(251, 191, 36, 0.4);
    color: #fbbf24;
}

[data-theme="dark"] .notification.error {
    background: rgba(248, 113, 113, 0.2);
    border-color: rgba(248, 113, 113, 0.4);
    color: #f87171;
}

[data-theme="dark"] .notification.info {
    background: rgba(96, 165, 250, 0.2);
    border-color: rgba(96, 165, 250, 0.4);
    color: #60a5fa;
}