/* =========================================================
   Text Tools shell — emerald / teal theme
   (distinct from image tools violet/cyan)
   Body: .tx-tool-page
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&family=Outfit:wght@500;600;700;800&display=swap');

body.tx-tool-page {
    --button-bg-color: #10b981;
    --button-text-color: #04150f;
    --button-hover-bg-color: #059669;
    --input-bg-color: rgba(10, 24, 20, 0.92);
    --input-border-color: rgba(45, 212, 191, 0.28);
    --input-text-color: #e8faf4;
    --primary-text-color: #e8faf4;
    --secondary-text-color: #8fb5a8;
    --header-bg-color: #0c1a16;
    --primary-bg-color: #060f0c;
    --accent-color: #10b981;
    --link-color: #2dd4bf;
    --link-hover-color: #5eead4;

    --tx-void: #050c0a;
    --tx-surface: rgba(12, 28, 24, 0.9);
    --tx-elevated: rgba(16, 36, 30, 0.95);
    --tx-text: #e8faf4;
    --tx-muted: #8fb5a8;
    --tx-dim: #5f8578;
    --tx-emerald: #10b981;
    --tx-emerald-deep: #059669;
    --tx-teal: #2dd4bf;
    --tx-lime: #a3e635;
    --tx-glow: rgba(16, 185, 129, 0.32);
    --tx-border: rgba(45, 212, 191, 0.16);
    --tx-radius: 16px;
    --tx-font: "DM Sans", "Outfit", system-ui, sans-serif;
    --tx-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
    --tx-workspace-h: clamp(420px, calc(100dvh - 200px), 1400px);

    margin: 0;
    min-height: 100vh;
    font-family: var(--tx-font);
    color: var(--tx-text) !important;
    background:
        radial-gradient(ellipse 70% 42% at 50% -8%, rgba(16, 185, 129, 0.2), transparent 55%),
        radial-gradient(ellipse 40% 30% at 90% 25%, rgba(45, 212, 191, 0.08), transparent 50%),
        var(--tx-void) !important;
    line-height: 1.55;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
}

body.tx-tool-page #navbar-placeholder,
body.tx-tool-page #footer-placeholder {
    position: relative;
    z-index: 2;
}

body.tx-tool-page .tx-back {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    margin: 0 0 0.85rem;
    padding: 0.4rem 0.85rem;
    border-radius: 999px;
    border: 1px solid rgba(45, 212, 191, 0.3);
    background: rgba(8, 20, 16, 0.75);
    color: var(--tx-teal);
    font-size: 0.82rem;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
}

body.tx-tool-page .tx-back:hover {
    background: rgba(16, 185, 129, 0.18);
    color: #fff;
}

body.tx-tool-page main,
body.tx-tool-page main.container {
    flex: 1;
    width: min(100% - 24px, 1760px);
    max-width: none;
    margin: 0 auto;
    padding: 16px 0 48px;
    box-sizing: border-box;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

body.tx-tool-page main h1 {
    font-family: "Outfit", system-ui, sans-serif;
    font-size: clamp(1.75rem, 3.8vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    text-align: center;
    margin: 0 0 0.4rem;
    background: linear-gradient(135deg, #f0fff8 0%, var(--tx-emerald) 45%, var(--tx-teal) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent !important;
}

body.tx-tool-page .subtitle {
    text-align: center;
    max-width: 52ch;
    margin: 0 auto 1.1rem;
    color: var(--tx-muted) !important;
    font-size: 0.98rem !important;
}

/* Mode / tab bar */
body.tx-tool-page .tx-mode-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    justify-content: center;
    margin: 0 auto 1rem;
    padding: 0 12px;
}

body.tx-tool-page .tx-mode {
    padding: 0.55rem 1.1rem;
    border-radius: 999px;
    border: 1px solid var(--tx-border);
    background: rgba(0, 0, 0, 0.28);
    color: var(--tx-muted);
    font-family: inherit;
    font-weight: 700;
    font-size: 0.88rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

body.tx-tool-page .tx-mode:hover {
    color: var(--tx-text);
    border-color: rgba(45, 212, 191, 0.4);
}

body.tx-tool-page .tx-mode.is-active {
    color: #04150f;
    background: linear-gradient(135deg, var(--tx-teal), var(--tx-emerald));
    border-color: transparent;
    box-shadow: 0 0 20px var(--tx-glow);
}

/* Large fluid workspace */
body.tx-tool-page .tool-layout,
body.tx-tool-page .tx-workspace {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    flex: 1 1 auto;
    min-height: var(--tx-workspace-h);
    height: var(--tx-workspace-h);
    align-items: stretch;
    padding: 0 4px;
}

body.tx-tool-page .input-section,
body.tx-tool-page .results-section,
body.tx-tool-page .output-section,
body.tx-tool-page .tx-panel {
    display: flex;
    flex-direction: column;
    min-height: 0;
    height: 100%;
    background: var(--tx-surface) !important;
    border: 1px solid var(--tx-border) !important;
    border-radius: var(--tx-radius) !important;
    padding: 1.1rem 1.15rem !important;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35) !important;
    backdrop-filter: blur(12px);
}

body.tx-tool-page h3 {
    flex: 0 0 auto;
    color: var(--tx-teal) !important;
    font-family: "Outfit", system-ui, sans-serif;
    font-weight: 700;
    font-size: 1rem;
    margin: 0 0 0.75rem !important;
}

/* Textareas fill available space */
body.tx-tool-page textarea,
body.tx-tool-page .output-display,
body.tx-tool-page .preview-pane,
body.tx-tool-page .ascii-output,
body.tx-tool-page .font-samples {
    flex: 1 1 auto;
    min-height: 0 !important;
    height: 100%;
    max-height: none !important;
    width: 100%;
    box-sizing: border-box;
    padding: 1rem !important;
    border-radius: 12px !important;
    border: 1px solid var(--tx-border) !important;
    background: rgba(0, 0, 0, 0.35) !important;
    color: var(--tx-text) !important;
    font-family: var(--tx-mono) !important;
    font-size: 0.92rem !important;
    resize: none;
    overflow: auto;
}

body.tx-tool-page textarea:focus {
    outline: none;
    border-color: var(--tx-emerald) !important;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18);
}

body.tx-tool-page .action-buttons {
    flex: 0 0 auto;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

body.tx-tool-page button,
body.tx-tool-page .secondary-btn {
    background: linear-gradient(135deg, var(--tx-emerald), var(--tx-emerald-deep)) !important;
    color: #04150f !important;
    border: none !important;
    border-radius: 10px !important;
    padding: 0.7rem 1.1rem !important;
    font-family: inherit;
    font-weight: 700 !important;
    box-shadow: 0 8px 22px var(--tx-glow);
    cursor: pointer;
    transition: transform 0.15s, filter 0.15s;
}

body.tx-tool-page button:hover,
body.tx-tool-page .secondary-btn:hover {
    transform: translateY(-1px);
    filter: brightness(1.06);
}

body.tx-tool-page .secondary-btn {
    background: rgba(255, 255, 255, 0.06) !important;
    color: var(--tx-text) !important;
    border: 1px solid var(--tx-border) !important;
    box-shadow: none !important;
}

body.tx-tool-page .form-group label,
body.tx-tool-page .checkbox-label {
    color: var(--tx-muted) !important;
}

body.tx-tool-page .form-group input,
body.tx-tool-page .form-group select {
    background: rgba(0, 0, 0, 0.35) !important;
    border: 1px solid var(--tx-border) !important;
    color: var(--tx-text) !important;
    border-radius: 10px !important;
}

body.tx-tool-page .form-group input:focus,
body.tx-tool-page .form-group select:focus {
    border-color: var(--tx-emerald) !important;
    outline: none;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.16);
}

body.tx-tool-page .stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.65rem;
    flex: 0 0 auto;
}

body.tx-tool-page .stat-card {
    background: rgba(0, 0, 0, 0.32) !important;
    border: 1px solid var(--tx-border) !important;
    border-top: 2px solid var(--tx-emerald) !important;
    border-radius: 12px !important;
    padding: 0.9rem 0.6rem !important;
}

body.tx-tool-page .stat-value {
    color: var(--tx-emerald) !important;
    font-family: "Outfit", system-ui, sans-serif;
}

body.tx-tool-page .stat-label {
    color: var(--tx-dim) !important;
}

body.tx-tool-page .info-box {
    flex: 0 0 auto;
    background: rgba(16, 185, 129, 0.08) !important;
    border: 1px solid rgba(16, 185, 129, 0.28) !important;
    border-radius: 12px !important;
    color: var(--tx-muted) !important;
}

body.tx-tool-page .info-box strong,
body.tx-tool-page .info-box svg {
    color: var(--tx-emerald) !important;
    stroke: var(--tx-emerald) !important;
}

body.tx-tool-page .upload-area {
    border: 2px dashed rgba(45, 212, 191, 0.35) !important;
    background: rgba(0, 0, 0, 0.28) !important;
    border-radius: 14px !important;
}

body.tx-tool-page .upload-area:hover {
    border-color: var(--tx-emerald) !important;
    background: rgba(16, 185, 129, 0.1) !important;
}

body.tx-tool-page .upload-area svg {
    stroke: var(--tx-teal) !important;
}

body.tx-tool-page .tab-btn {
    background: rgba(0, 0, 0, 0.28) !important;
    border: 1px solid var(--tx-border) !important;
    color: var(--tx-muted) !important;
}

body.tx-tool-page .tab-btn.active {
    background: linear-gradient(135deg, var(--tx-teal), var(--tx-emerald)) !important;
    color: #04150f !important;
    border-color: transparent !important;
}

body.tx-tool-page .preview-pane {
    color: var(--tx-text) !important;
}

body.tx-tool-page .preview-pane a {
    color: var(--tx-teal) !important;
}

body.tx-tool-page .preview-pane blockquote {
    border-left-color: var(--tx-emerald) !important;
}

body.tx-tool-page .font-sample {
    background: rgba(0, 0, 0, 0.3) !important;
    border: 1px solid var(--tx-border) !important;
    border-radius: 12px !important;
}

body.tx-tool-page .font-name {
    color: var(--tx-emerald) !important;
}

body.tx-tool-page .sample-text {
    color: var(--tx-text) !important;
}

body.tx-tool-page .hidden { display: none !important; }

body.tx-tool-page .tx-panel-fill {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

@media (min-width: 1400px) {
    body.tx-tool-page {
        --tx-workspace-h: clamp(500px, calc(100dvh - 180px), 1500px);
    }
    body.tx-tool-page main,
    body.tx-tool-page main.container {
        width: min(100% - 32px, 1880px);
    }
}

@media (max-width: 1024px) {
    body.tx-tool-page .tool-layout,
    body.tx-tool-page .tx-workspace {
        grid-template-columns: 1fr;
        height: auto;
        min-height: 0;
    }

    body.tx-tool-page .input-section,
    body.tx-tool-page .results-section,
    body.tx-tool-page .output-section,
    body.tx-tool-page .tx-panel {
        height: auto;
        min-height: clamp(280px, 42dvh, 640px);
    }

    body.tx-tool-page textarea,
    body.tx-tool-page .output-display,
    body.tx-tool-page .preview-pane,
    body.tx-tool-page .ascii-output {
        min-height: clamp(220px, 36dvh, 520px) !important;
        height: clamp(220px, 36dvh, 520px);
    }
}

@media (max-width: 600px) {
    body.tx-tool-page main,
    body.tx-tool-page main.container {
        width: min(100% - 16px, 100%);
        padding: 12px 0 40px;
    }
}


/* =========================================================
   Light mode — text tools
   ========================================================= */
[data-theme="light"] body.tx-tool-page {
    --button-bg-color: #059669;
    --button-text-color: #ffffff;
    --button-hover-bg-color: #047857;
    --input-bg-color: #ffffff;
    --input-border-color: rgba(16, 185, 129, 0.25);
    --input-text-color: #0c1f18;
    --primary-text-color: #0c1f18;
    --secondary-text-color: #4d6b5f;
    --header-bg-color: #ecfdf5;
    --primary-bg-color: #f3faf7;
    --accent-color: #059669;
    --link-color: #0d9488;
    --link-hover-color: #0f766e;

    --tx-void: #f3faf7;
    --tx-surface: rgba(255, 255, 255, 0.94);
    --tx-elevated: #ffffff;
    --tx-text: #0c1f18;
    --tx-muted: #4d6b5f;
    --tx-dim: #6b8578;
    --tx-border: rgba(16, 185, 129, 0.18);
    --tx-glow: rgba(16, 185, 129, 0.2);

    color: var(--tx-text) !important;
    background:
        radial-gradient(ellipse 70% 42% at 50% -8%, rgba(16, 185, 129, 0.12), transparent 55%),
        radial-gradient(ellipse 40% 30% at 90% 25%, rgba(45, 212, 191, 0.06), transparent 50%),
        var(--tx-void) !important;
}

[data-theme="light"] body.tx-tool-page main h1 {
    background: linear-gradient(135deg, #064e3b 0%, #059669 45%, #0d9488 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

[data-theme="light"] body.tx-tool-page .subtitle {
    color: var(--tx-muted) !important;
}

[data-theme="light"] body.tx-tool-page .tx-back {
    background: rgba(255, 255, 255, 0.92);
    color: #0d9488;
    border-color: rgba(16, 185, 129, 0.28);
}

[data-theme="light"] body.tx-tool-page .tx-back:hover {
    background: rgba(16, 185, 129, 0.1);
    color: #0c1f18;
}

[data-theme="light"] body.tx-tool-page .input-section,
[data-theme="light"] body.tx-tool-page .results-section,
[data-theme="light"] body.tx-tool-page .output-section,
[data-theme="light"] body.tx-tool-page .tx-panel {
    background: var(--tx-surface) !important;
    border-color: var(--tx-border) !important;
    box-shadow: 0 12px 32px rgba(10, 40, 30, 0.08) !important;
}

[data-theme="light"] body.tx-tool-page h3 {
    color: #0d9488 !important;
}

[data-theme="light"] body.tx-tool-page textarea,
[data-theme="light"] body.tx-tool-page .output-display,
[data-theme="light"] body.tx-tool-page .preview-pane,
[data-theme="light"] body.tx-tool-page .ascii-output,
[data-theme="light"] body.tx-tool-page .font-samples {
    background: #f8fffc !important;
    border-color: var(--tx-border) !important;
    color: var(--tx-text) !important;
}

[data-theme="light"] body.tx-tool-page .tx-mode,
[data-theme="light"] body.tx-tool-page .tab-btn {
    background: #fff !important;
    color: var(--tx-muted) !important;
    border-color: var(--tx-border) !important;
}

[data-theme="light"] body.tx-tool-page .secondary-btn {
    background: #fff !important;
    color: var(--tx-text) !important;
    border: 1px solid var(--tx-border) !important;
}

[data-theme="light"] body.tx-tool-page .stat-card {
    background: #f0fdf8 !important;
    border-color: var(--tx-border) !important;
}

[data-theme="light"] body.tx-tool-page .info-box {
    background: rgba(16, 185, 129, 0.08) !important;
    border-color: rgba(16, 185, 129, 0.25) !important;
    color: var(--tx-muted) !important;
}

[data-theme="light"] body.tx-tool-page .form-group input,
[data-theme="light"] body.tx-tool-page .form-group select {
    background: #fff !important;
    border-color: var(--tx-border) !important;
    color: var(--tx-text) !important;
}

[data-theme="light"] body.tx-tool-page .form-group label,
[data-theme="light"] body.tx-tool-page .checkbox-label {
    color: var(--tx-muted) !important;
}

[data-theme="light"] body.tx-tool-page button:not(.secondary-btn):not(.tx-mode):not(.tab-btn),
[data-theme="light"] body.tx-tool-page .tx-mode.is-active,
[data-theme="light"] body.tx-tool-page .tab-btn.active {
    color: #fff !important;
}