/* ============================================================
   TOKINATOR v2.0 — page styles
   Залежить від глобальних CSS-змінних з style.css теми
   ============================================================ */

.tk-app {
    display: grid;
    grid-template-columns: 360px 1fr 280px;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    position: relative;
    background: var(--bg-body);
}

@media (max-width: 1280px) {
    .tk-app { grid-template-columns: 340px 1fr; }
    .tk-gallery { display: none !important; }
}
@media (max-width: 960px) {
    .tk-app { grid-template-columns: 1fr; height: auto; }
    .tk-panel { display: none; }
    .tk-canvas { height: 100vh; }
}

/* ============================================================
   ЛІВА ПАНЕЛЬ
   ============================================================ */
.tk-panel {
    background: var(--bg-sidebar);
    border-right: 1px solid var(--bd-border);
    display: flex;
    flex-direction: column;
    min-height: 0;
    overflow: hidden;
}

.tk-panel-head {
    padding: 24px 24px 18px;
    border-bottom: 1px solid var(--line-soft);
    flex-shrink: 0;
}

.tk-eyebrow {
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-muted);
    display: block;
    margin-bottom: 6px;
}

.tk-panel-title {
    font-family: var(--font-serif);
    font-size: 30px;
    font-weight: 400;
    letter-spacing: -0.02em;
    color: var(--text-main);
    margin: 0 0 6px;
    line-height: 1;
}

.tk-panel-sub {
    font-family: var(--font-serif);
    font-size: 13.5px;
    font-style: italic;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.45;
}

.tk-panel-body {
    flex: 1;
    overflow-y: auto;
    padding: 4px 24px 28px;
}

/* ============================================================
   СЕКЦІЇ
   ============================================================ */
.tk-section {
    padding: 18px 0;
    border-bottom: 1px solid var(--line-soft);
}
.tk-section:last-child { border-bottom: 0; }

.tk-section-head {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-bottom: 14px;
}

.tk-num {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.08em;
}

.tk-label {
    font-family: var(--font-mono);
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-main);
}

.tk-section-body {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

/* ============================================================
   UPLOAD BUTTON
   ============================================================ */
.tk-upload {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 14px;
    border: 1px dashed var(--bd-border);
    border-radius: 9px;
    background: var(--bg-sunken);
    color: var(--text-main);
    font-family: var(--font-main);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: border-color .15s, background .15s, color .15s;
    user-select: none;
}
.tk-upload:hover {
    border-color: var(--accent-soft);
    background: var(--accent-bg);
    color: var(--accent);
    border-style: solid;
}

/* ============================================================
   HINTS
   ============================================================ */
.tk-hint {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.04em;
    color: var(--text-muted);
    text-align: center;
}
.tk-hint.subtle {
    text-align: left;
    line-height: 1.5;
}

/* ============================================================
   ROW GROUP (групований блок контролів)
   ============================================================ */
.tk-row-group {
    display: flex;
    flex-direction: column;
    gap: 14px;
    padding: 12px 12px 10px;
    background: var(--bg-sunken);
    border-radius: 9px;
}

/* ============================================================
   CONTROL + LABEL
   ============================================================ */
.tk-control {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.tk-clabel {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.tk-clabel svg { color: var(--accent); flex-shrink: 0; }

/* ============================================================
   SLIDER
   ============================================================ */
.tk-slider {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 44px;
    align-items: center;
    gap: 10px;
}

.tk-slider-track {
    height: 4px;
    background: var(--bg-sunken);
    border: 1px solid var(--line-soft);
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.tk-slider-fill {
    position: absolute;
    left: 0; top: 0; bottom: 0;
    background: var(--accent);
    pointer-events: none;
}

.tk-slider input[type="range"] {
    position: absolute;
    left: 0; top: 50%;
    transform: translateY(-50%);
    width: calc(100% - 54px);
    height: 24px;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    cursor: pointer;
    margin: 0;
}
.tk-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--bg-sidebar);
    border: 2px solid var(--accent);
    cursor: grab;
    transition: transform .12s;
}
.tk-slider input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.18); }
.tk-slider input[type="range"]::-moz-range-thumb {
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--bg-sidebar);
    border: 2px solid var(--accent);
}

.tk-slider-val {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-main);
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* ============================================================
   ARROW PAD
   ============================================================ */
.tk-pad {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 4px;
}

.tk-pad-btn {
    height: 28px;
    border: 1px solid var(--bd-border);
    border-radius: 6px;
    background: var(--bg-sidebar);
    color: var(--text-soft);
    font-size: 12px;
    display: grid;
    place-items: center;
    cursor: pointer;
    transition: all .12s;
}
.tk-pad-btn:hover {
    border-color: var(--accent-soft);
    color: var(--accent);
    background: var(--accent-bg);
}

/* ============================================================
   COLOR PICKER
   ============================================================ */
.tk-color {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tk-color-pick {
    position: relative;
    flex-shrink: 0;
    width: 28px; height: 28px;
    border-radius: 6px;
    border: 1px solid var(--bd-border);
    background: var(--bg-sidebar);
    cursor: pointer;
    overflow: hidden;
    display: grid;
    place-items: center;
}
.tk-color-pick input[type="color"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    border: 0;
    width: 100%; height: 100%;
}
.tk-color-pick > span {
    display: block;
    width: 22px; height: 22px;
    border-radius: 4px;
    border: 1px solid var(--line-soft);
    pointer-events: none;
}

.tk-color-swatches {
    display: flex;
    gap: 5px;
    flex-wrap: wrap;
    flex: 1;
}

.tk-sw {
    width: 22px; height: 22px;
    border-radius: 5px;
    border: 1px solid var(--bd-border);
    cursor: pointer;
    transition: transform .12s, border-color .12s;
}
.tk-sw:hover { transform: scale(1.1); }
.tk-sw.on {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-bg);
}

/* ============================================================
   TEXT INPUT
   ============================================================ */
.tk-text-input {
    width: 100%;
    box-sizing: border-box;
    padding: 9px 12px;
    border: 1px solid var(--bd-border);
    border-radius: 7px;
    background: var(--bg-sidebar);
    color: var(--text-main);
    font-family: var(--font-serif);
    font-size: 14px;
    outline: none;
    transition: border-color .15s;
}
.tk-text-input:focus { border-color: var(--accent-soft); }
.tk-text-input::placeholder { color: var(--text-muted); font-style: italic; }

/* ============================================================
   FRAME PICKER
   ============================================================ */
.tk-frames {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}

.tk-frame-opt {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 8px 4px 7px;
    border: 1px solid var(--bd-border);
    border-radius: 8px;
    background: var(--bg-sidebar);
    cursor: pointer;
    transition: all .14s;
}
.tk-frame-opt:hover { border-color: var(--text-muted); }
.tk-frame-opt.on {
    border-color: var(--accent);
    background: var(--accent-bg);
}
.tk-frame-opt svg { display: block; }

.tk-frame-name {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-soft);
}
.tk-frame-opt.on .tk-frame-name { color: var(--accent); }

/* ============================================================
   METAL TONES ROW
   ============================================================ */
.tk-metal-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0 4px;
}
.tk-metal-row .tk-clabel { flex-shrink: 0; }

.tk-tones { display: flex; gap: 6px; flex-wrap: wrap; }

.tk-tone {
    width: 26px; height: 26px;
    border-radius: 50%;
    border: 1px solid var(--bd-border);
    cursor: pointer;
    transition: transform .12s, border-color .12s, box-shadow .12s;
}
.tk-tone:hover { transform: scale(1.1); }
.tk-tone.on {
    border-color: var(--text-main);
    box-shadow: 0 0 0 2px var(--bg-sidebar), 0 0 0 3px var(--text-main);
}

/* ============================================================
   EXPORT SIZE SEGMENT
   ============================================================ */
.tk-segment {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    background: var(--bg-sunken);
    border: 1px solid var(--bd-border);
    border-radius: 8px;
    padding: 3px;
}
.tk-segment button {
    padding: 7px 0;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-soft);
    letter-spacing: 0.04em;
    cursor: pointer;
    background: transparent;
    border: none;
    transition: all .14s;
}
.tk-segment button:hover { color: var(--text-main); }
.tk-segment button.on {
    background: var(--bg-sidebar);
    color: var(--text-main);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

/* ============================================================
   EXPORT + RESET BUTTONS
   ============================================================ */
.tk-export {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 14px;
    border-radius: 9px;
    background: var(--text-main);
    color: var(--bg-sidebar);
    border: none;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 500;
    cursor: pointer;
    transition: background .15s, transform .12s;
}
.tk-export:hover:not(:disabled) {
    background: var(--accent);
    transform: translateY(-1px);
}
.tk-export:disabled {
    background: var(--bg-sunken);
    color: var(--text-muted);
    cursor: not-allowed;
}

.tk-reset {
    text-align: center;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 6px;
    border-radius: 5px;
    background: transparent;
    border: none;
    cursor: pointer;
    transition: color .14s;
}
.tk-reset:hover { color: var(--accent); }

/* ============================================================
   CANVAS COLUMN
   ============================================================ */
.tk-canvas {
    display: flex;
    flex-direction: column;
    background: var(--bg-body);
    position: relative;
    overflow: hidden;
}

.tk-breadcrumb {
    position: absolute;
    top: 22px; left: 32px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    z-index: 2;
}
.tk-breadcrumb a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color .14s;
}
.tk-breadcrumb a:hover { color: var(--text-main); }
.tk-bc-sep { opacity: 0.5; }
.tk-bc-cur { color: var(--text-main); }

.tk-stage-wrap {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 18px;
    padding: 60px 40px 30px;
    position: relative;
}

/* Сітка за canvas */
.tk-stage-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right,  var(--line-soft) 1px, transparent 1px),
        linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
    background-size: 40px 40px;
    background-position: center;
    opacity: 0.35;
    pointer-events: none;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
}

.tk-stage {
    position: relative;
    border-radius: 50%;
    cursor: grab;
    user-select: none;
    filter: drop-shadow(0 30px 50px rgba(0,0,0,0.10)) drop-shadow(0 4px 10px rgba(0,0,0,0.06));
    transition: filter .15s;
    width: 540px;
    height: 540px;
    flex-shrink: 0;
}
.tk-stage.panning { cursor: grabbing; }
.tk-stage.drag-over { filter: drop-shadow(0 0 0 4px var(--accent)); }

.tk-stage canvas { display: block; border-radius: 50%; }

/* Empty state */
.tk-empty {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 14px;
    pointer-events: none;
    text-align: center;
    padding: 20% 18%;
}
.tk-empty-icon {
    width: 56px; height: 56px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    background: var(--bg-sidebar);
    border: 1px dashed var(--bd-border);
    color: var(--text-muted);
}
.tk-empty-text { display: flex; flex-direction: column; gap: 4px; }
.tk-empty-text strong {
    font-family: var(--font-serif);
    font-size: 15px;
    font-weight: 500;
    color: var(--text-soft);
}
.tk-empty-text span {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.04em;
    color: var(--text-muted);
}

/* Drag overlay */
.tk-drag-overlay {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    background: color-mix(in oklab, var(--accent) 18%, var(--bg-sidebar));
    color: var(--accent);
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 2px dashed var(--accent);
    pointer-events: none;
    z-index: 5;
}

/* Caption under canvas */
.tk-stage-caption {
    display: flex;
    gap: 10px;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    text-transform: uppercase;
}
.tk-dot { opacity: 0.5; }

/* Footer bar */
.tk-stage-foot {
    border-top: 1px solid var(--line-soft);
    background: var(--bg-sidebar);
    padding: 14px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-shrink: 0;
}
.tk-foot-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    text-transform: uppercase;
}
.tk-foot-k { color: var(--text-main); }
.tk-foot-d { opacity: 0.5; }
.tk-foot-actions { display: flex; gap: 8px; }

.tk-foot-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 12px;
    border: 1px solid var(--bd-border);
    border-radius: 7px;
    background: var(--bg-sidebar);
    color: var(--text-soft);
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .15s;
}
.tk-foot-btn:hover:not(:disabled) {
    border-color: var(--text-muted);
    color: var(--text-main);
    background: var(--bg-hover);
}
.tk-foot-btn.primary {
    background: var(--text-main);
    color: var(--bg-sidebar);
    border-color: var(--text-main);
}
.tk-foot-btn.primary:hover:not(:disabled) {
    background: var(--accent);
    border-color: var(--accent);
}
.tk-foot-btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ============================================================
   ПРАВА ГАЛЕРЕЯ
   ============================================================ */
.tk-gallery {
    border-left: 1px solid var(--bd-border);
    background: var(--bg-sidebar);
    padding: 24px 22px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.tk-gallery-head .tk-eyebrow { margin-bottom: 4px; }
.tk-gallery-head h2 {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--text-main);
    margin: 0 0 6px;
}
.tk-gallery-head p {
    font-family: var(--font-serif);
    font-size: 13px;
    font-style: italic;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
}

.tk-gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
}

.tk-gallery-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 14px 8px 12px;
    border: 1px solid var(--bd-border);
    border-radius: 12px;
    background: var(--bg-body);
    cursor: pointer;
    transition: all .15s;
    border: none;
}
.tk-gallery-card:hover {
    background: var(--bg-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.tk-gallery-thumb { display: grid; place-items: center; }

.tk-gallery-name {
    font-family: var(--font-serif);
    font-size: 12px;
    font-weight: 500;
    color: var(--text-main);
    text-align: center;
    line-height: 1.2;
}

.tk-gallery-tip {
    display: flex;
    gap: 10px;
    padding: 12px;
    background: var(--accent-bg);
    border: 1px solid color-mix(in oklab, var(--accent) 25%, transparent);
    border-radius: 9px;
    margin-top: auto;
}
.tk-gallery-tip svg { color: var(--accent); flex-shrink: 0; margin-top: 2px; }
.tk-gallery-tip strong {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 3px;
}
.tk-gallery-tip span {
    display: block;
    font-size: 12px;
    line-height: 1.45;
    color: var(--text-soft);
}

/* ============================================================
   PNG FRAME PICKER (секція 04 — Своя рамка)
   ============================================================ */
.tk-png-frames {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
}

.tk-png-frame-opt {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 6px 4px 7px;
    border: 1px solid var(--bd-border);
    border-radius: 8px;
    background: var(--bg-sidebar);
    cursor: pointer;
    transition: all .14s;
}
.tk-png-frame-opt:hover { border-color: var(--text-muted); }
.tk-png-frame-opt.on {
    border-color: var(--accent);
    background: var(--accent-bg);
}
.tk-png-frame-opt.on .tk-frame-name { color: var(--accent); }

.tk-png-frame-thumb {
    width: 52px; height: 52px;
    border-radius: 50%;
    overflow: hidden;
    display: grid;
    place-items: center;
    background: var(--bg-sunken);
}
.tk-png-frame-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.tk-upload-border {
    margin-top: 2px;
}

.tk-clear-border {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border: 1px solid var(--bd-border);
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .14s;
    align-self: flex-start;
}
.tk-clear-border:hover {
    border-color: oklch(0.50 0.16 25);
    color: oklch(0.50 0.16 25);
}

/* ============================================================
   GALLERY — WIP STATE
   ============================================================ */
.tk-gallery-disabled {
    opacity: 0.35;
    pointer-events: none;
    filter: grayscale(0.4);
}

.tk-gallery-wip {
    display: flex;
    gap: 10px;
    padding: 12px;
    background: color-mix(in oklab, var(--text-muted) 8%, transparent);
    border: 1px solid var(--bd-border);
    border-radius: 9px;
}
.tk-gallery-wip svg {
    color: var(--text-muted);
    flex-shrink: 0;
    margin-top: 2px;
}
.tk-gallery-wip strong {
    display: block;
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 3px;
}
.tk-gallery-wip span {
    display: block;
    font-size: 12px;
    line-height: 1.45;
    color: var(--text-muted);
}

/* ============================================================
   FLIP BUTTONS
   ============================================================ */
.tk-flip-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
}

.tk-flip-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 10px;
    border: 1px solid var(--bd-border);
    border-radius: 7px;
    background: var(--bg-sidebar);
    color: var(--text-soft);
    font-family: var(--font-mono);
    font-size: 9.5px;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all .14s;
}
.tk-flip-btn:hover {
    border-color: var(--accent-soft);
    color: var(--accent);
    background: var(--accent-bg);
}
.tk-flip-btn.on {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-bg);
}

/* ---- tone color picker circle ---- */
.tk-tone-picker {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}
.tk-tone-picker input[type="color"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
    border: none;
    padding: 0;
}