/* =============================================================
   CHARACTER COUNTER — character-counter.css
   Prefix: cc-
   ============================================================= */

/* ---- Container ---- */
.cc-tool {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
}

/* =============================================================
   PRIMARY STATS GRID
   ============================================================= */
.cc-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.cc-stat-card {
    background: var(--color-bg-secondary);
    border: 1.5px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: 0.875rem var(--space-4);
    text-align: center;
    cursor: default;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.cc-stat-card:hover {
    border-color: var(--color-accent-light);
    box-shadow: 0 2px 10px rgba(59,130,246,0.1);
}

.cc-stat-card--primary {
    background: linear-gradient(135deg, var(--color-accent-light) 0%, var(--color-bg-secondary) 100%);
    border-color: rgba(59,130,246,0.35);
}

.cc-stat-label {
    display: block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--color-text-subtle);
    margin-bottom: var(--space-2);
    line-height: 1.2;
}

.cc-stat-value {
    display: block;
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    letter-spacing: -0.02em;
    font-variant-numeric: tabular-nums;
    transition: color var(--transition-fast);
}

.cc-stat-card--primary .cc-stat-value {
    font-size: 2.25rem;
}

@keyframes cc-stat-pop {
    0%   { transform: scale(1.15); }
    100% { transform: scale(1); }
}

.cc-stat-pop { animation: cc-stat-pop 0.18s cubic-bezier(0.34, 1.56, 0.64, 1) both; }

/* =============================================================
   TEXTAREA
   ============================================================= */
.cc-textarea {
    width: 100%;
    min-height: 250px;
    padding: var(--space-4) var(--space-5);
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-text);
    background: var(--color-surface);
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-lg);
    resize: vertical;
    font-family: inherit;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    box-sizing: border-box;
}

.cc-textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-light);
}

/* =============================================================
   TOOLBAR
   ============================================================= */
.cc-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
}

.cc-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 0.45rem var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    white-space: nowrap;
    transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.cc-btn:hover {
    background: var(--color-surface-alt);
    color: var(--color-text);
    border-color: var(--color-accent);
}

.cc-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.cc-btn--danger:hover {
    background: var(--color-error-light);
    border-color: var(--color-error);
    color: #991B1B;
}

.cc-btn--primary {
    background: var(--gradient-accent);
    color: #fff;
    border-color: transparent;
    font-weight: 600;
}

.cc-btn--primary:hover {
    background: var(--gradient-accent-hover);
    color: #fff;
    border-color: transparent;
}

/* =============================================================
   TABS
   ============================================================= */
.cc-tabs {
    display: flex;
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 0;
    border-bottom: 2px solid var(--color-border);
    scrollbar-width: none;
}

.cc-tabs::-webkit-scrollbar { display: none; }

.cc-tab {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-4);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    cursor: pointer;
    transition: color var(--transition-fast), border-color var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.cc-tab:hover { color: var(--color-text); }

.cc-tab.active {
    color: var(--color-accent);
    border-bottom-color: var(--color-accent);
    font-weight: 600;
}

.cc-tab i { font-size: 0.8125rem; }

.cc-tab-panel { display: none; padding-top: var(--space-5); }
.cc-tab-panel.active { display: block; }

/* =============================================================
   BREAKDOWN TAB
   ============================================================= */
.cc-breakdown {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.cc-breakdown-sep {
    border: none;
    border-top: 1px solid var(--color-border-light);
    margin: var(--space-1) 0;
}

.cc-bar-row {
    display: grid;
    grid-template-columns: 150px 1fr 110px;
    align-items: center;
    gap: var(--space-3);
}

.cc-bar-row--indent {
    padding-left: var(--space-8);
}

.cc-bar-row--indent-mid .cc-bar-label::before {
    content: "├ ";
    color: var(--color-text-subtle);
    font-family: var(--font-mono);
}

.cc-bar-row--indent-last .cc-bar-label::before {
    content: "└ ";
    color: var(--color-text-subtle);
    font-family: var(--font-mono);
}

.cc-bar-label {
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-secondary);
}

.cc-bar-track {
    height: 10px;
    background: var(--color-border);
    border-radius: 99px;
    overflow: hidden;
}

.cc-bar-fill {
    height: 100%;
    border-radius: 99px;
    min-width: 2px;
    transition: width 0.4s ease;
}

.cc-bar--letters   { background: #3B82F6; }
.cc-bar--uppercase { background: #60A5FA; }
.cc-bar--lowercase { background: #93C5FD; }
.cc-bar--digits    { background: #0D9488; }
.cc-bar--spaces    { background: #94A3B8; }
.cc-bar--punct     { background: #F97316; }
.cc-bar--special   { background: #EF4444; }
.cc-bar--unicode   { background: #8B5CF6; }

.cc-bar-count {
    font-size: var(--text-xs);
    font-family: var(--font-mono);
    color: var(--color-text-muted);
    text-align: right;
}

/* Breakdown Highlights */
.cc-breakdown-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
    margin-top: var(--space-3);
    padding-top: var(--space-3);
    border-top: 1px solid var(--color-border-light);
}

.cc-highlight-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
}

.cc-highlight-label {
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-text-subtle);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-2);
}

.cc-highlight-value {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text);
    font-family: var(--font-mono);
}

.cc-highlight-sub {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

/* =============================================================
   PLATFORM LIMITS TAB
   ============================================================= */
.cc-filter-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-5);
}

.cc-filter-pill {
    padding: 0.3rem var(--space-3);
    font-size: var(--text-sm);
    font-weight: 500;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    background: var(--color-surface);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    user-select: none;
}

.cc-filter-pill:hover { border-color: var(--color-accent); color: var(--color-accent); }
.cc-filter-pill.active { background: var(--color-accent); color: #fff; border-color: var(--color-accent); }

.cc-custom-form {
    display: inline-flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
}

.cc-custom-input {
    padding: 0.3rem var(--space-3);
    font-size: var(--text-sm);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    color: var(--color-text);
    transition: border-color var(--transition-fast);
}

.cc-custom-input:focus { outline: none; border-color: var(--color-accent); }
.cc-custom-name  { width: 130px; }
.cc-custom-limit { width: 80px; }

.cc-platform-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.cc-platform-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-4);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.cc-platform-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
}

.cc-platform-card.cc-card--over  { border-color: var(--color-error); }
.cc-platform-card.cc-card--close { border-color: var(--color-warning); }
.cc-platform-card.cc-card--pinned::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 3px;
    height: 100%;
    background: var(--color-accent);
    border-radius: 3px 0 0 3px;
}

.cc-platform-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--space-2);
    gap: var(--space-2);
}

.cc-platform-name {
    display: flex;
    align-items: center;
    gap: var(--space-1);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--color-text-secondary);
    line-height: 1.3;
    flex: 1;
    min-width: 0;
}

.cc-platform-icon { font-size: 0.9375rem; flex-shrink: 0; }

.cc-platform-actions {
    display: flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

.cc-platform-pin {
    padding: 2px 5px;
    font-size: 0.6875rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-text-subtle);
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1.2;
}

.cc-platform-pin:hover,
.cc-platform-pin.pinned { color: var(--color-accent); border-color: var(--color-accent); background: var(--color-accent-light); }

.cc-platform-del {
    padding: 2px 5px;
    font-size: 0.6875rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-text-subtle);
    cursor: pointer;
    transition: all var(--transition-fast);
    line-height: 1.2;
    display: none;
}

.cc-platform-del:hover { color: var(--color-error); background: var(--color-error-light); }
.cc-platform-card[data-custom="1"] .cc-platform-del { display: inline-flex; }

.cc-platform-counts {
    display: flex;
    align-items: baseline;
    gap: 3px;
    margin-bottom: var(--space-2);
}

.cc-platform-current {
    font-size: var(--text-lg);
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    color: var(--color-text);
    line-height: 1;
}

.cc-platform-sep { font-size: var(--text-xs); color: var(--color-text-muted); }

.cc-platform-limit-num {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    font-variant-numeric: tabular-nums;
}

.cc-platform-progress {
    height: 4px;
    background: var(--color-border);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: var(--space-2);
}

.cc-platform-bar {
    height: 100%;
    border-radius: 99px;
    transition: width 0.35s ease, background-color 0.35s ease;
    min-width: 0;
}

.cc-platform-bar--ok    { background: var(--color-success); }
.cc-platform-bar--close { background: var(--color-warning); }
.cc-platform-bar--over  { background: var(--color-error); width: 100% !important; animation: cc-pulse-bar 1s ease infinite; }

@keyframes cc-pulse-bar {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.6; }
}

.cc-platform-status {
    font-size: var(--text-xs);
    font-weight: 600;
    line-height: 1;
}

.cc-platform-status--ok    { color: var(--color-success); }
.cc-platform-status--close { color: #B45309; }
.cc-platform-status--over  { color: var(--color-error); }

/* =============================================================
   FREQUENCY CHART TAB
   ============================================================= */
.cc-freq-chart {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.cc-freq-empty {
    text-align: center;
    padding: var(--space-8);
    color: var(--color-text-subtle);
    font-size: var(--text-sm);
}

.cc-freq-row {
    display: grid;
    grid-template-columns: 40px 1fr 90px;
    align-items: center;
    gap: var(--space-3);
}

.cc-freq-char {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 28px;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-text);
}

.cc-freq-bar-wrap {
    background: var(--color-border);
    border-radius: 99px;
    overflow: hidden;
    height: 12px;
}

.cc-freq-bar-fill {
    height: 100%;
    border-radius: 99px;
    background: linear-gradient(90deg, #3B82F6, #8B5CF6);
    transition: width 0.4s ease;
}

.cc-freq-count {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    font-family: var(--font-mono);
    text-align: right;
}

/* =============================================================
   DENSITY HEATMAP TAB
   ============================================================= */
.cc-heatmap-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.cc-heatmap-legend {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
}

.cc-legend-item {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.cc-legend-swatch {
    width: 14px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
}

.cc-heatmap-body {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-4) var(--space-5);
    font-family: var(--font-mono);
    font-size: var(--text-sm);
    line-height: 2;
    max-height: 380px;
    overflow: auto;
    word-break: break-all;
    white-space: pre-wrap;
    min-height: 100px;
}

.cc-heatmap-empty {
    text-align: center;
    padding: var(--space-8);
    color: var(--color-text-subtle);
    font-size: var(--text-sm);
    font-family: inherit;
}

/* Heatmap character type highlights */
.cc-hm-digit   { background: rgba(59,130,246,0.2);  border-radius: 2px; }
.cc-hm-punct   { background: rgba(249,115,22,0.2);  border-radius: 2px; }
.cc-hm-special { background: rgba(239,68,68,0.2);   border-radius: 2px; }
.cc-hm-unicode { background: rgba(139,92,246,0.2);  border-radius: 2px; }
.cc-hm-space   { display: inline-block; min-width: 0.5ch; }

/* =============================================================
   READABILITY TAB
   ============================================================= */
.cc-readability {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-6);
}

.cc-gauge-wrap {
    width: 240px;
    flex-shrink: 0;
}

.cc-gauge-wrap svg {
    width: 100%;
    height: auto;
    overflow: visible;
}

.cc-gauge-score-text {
    fill: var(--color-text);
}

.cc-readability-metrics {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
}

.cc-metric-card {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-3) var(--space-4);
    text-align: center;
}

.cc-metric-value {
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-text);
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
}

.cc-metric-label {
    font-size: var(--text-xs);
    color: var(--color-text-muted);
    margin-top: 4px;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* =============================================================
   RESPONSIVE
   ============================================================= */
@media (max-width: 900px) {
    .cc-stats-grid { grid-template-columns: repeat(3, 1fr); }
    .cc-platform-grid { grid-template-columns: repeat(2, 1fr); }
    .cc-readability-metrics { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .cc-stats-grid { grid-template-columns: repeat(2, 1fr); }
    .cc-platform-grid { grid-template-columns: 1fr; }
    .cc-breakdown-highlights { grid-template-columns: 1fr; }
    .cc-bar-row { grid-template-columns: 110px 1fr 90px; }
    .cc-readability-metrics { grid-template-columns: repeat(2, 1fr); }
    .cc-gauge-wrap { width: 200px; }
}

@media (max-width: 400px) {
    .cc-stats-grid { grid-template-columns: 1fr 1fr; }
    .cc-readability-metrics { grid-template-columns: 1fr; }
}