/* Override global styles */
.container {
    max-width: 1400px !important;
    margin: 0 auto;
    padding: 2rem;
    text-align: left !important;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    min-height: 100vh;
    text-align: left;
}

/* Back link */
.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--link-color);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    transition: opacity 0.2s;
}

.back-link:hover {
    opacity: 0.8;
}

/* Mode Tabs */
.mode-tabs {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
    background: var(--nav-submenu-bg);
    border-radius: 12px;
    padding: 0.35rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    width: fit-content;
}

.mode-tab {
    padding: 0.7rem 1.4rem;
    border-radius: 9px;
    border: none;
    background: transparent;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.mode-tab:hover {
    color: var(--text-color);
    background: rgba(255, 255, 255, 0.04);
}

.mode-tab.active {
    background: rgba(77, 171, 247, 0.15);
    color: var(--link-color);
    font-weight: 600;
}

.mode-content {
    display: none;
}

.mode-content.active {
    display: block;
}

/* Toolbar */
.toolbar {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 1.5rem;
    align-items: center;
}

.toolbar-group {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.toolbar-group label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    white-space: nowrap;
}

.toolbar-separator {
    width: 1px;
    height: 28px;
    background: rgba(255, 255, 255, 0.1);
    margin: 0 0.5rem;
}

/* Buttons */
.btn {
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn:hover {
    background: rgba(77, 171, 247, 0.1);
    border-color: rgba(77, 171, 247, 0.3);
    color: var(--link-color);
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: linear-gradient(135deg, var(--link-color) 0%, #339af0 100%);
    color: #121212;
    border: none;
    font-weight: 600;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #339af0 0%, #228be6 100%);
    color: #121212;
    box-shadow: 0 4px 15px rgba(77, 171, 247, 0.4);
}

.tool-select {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: #1e1e1e;
    color: var(--text-color);
    font-size: 0.9rem;
    cursor: pointer;
}

.tool-select option {
    background: #1e1e1e;
    color: var(--text-color);
}

.tool-select:focus {
    outline: none;
    border-color: var(--link-color);
}

.base-colour-text {
    padding: 0.6rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-color);
    font-family: 'Cascadia Code', 'Fira Code', monospace;
    font-size: 0.85rem;
    width: 200px;
}

.base-colour-text:focus {
    outline: none;
    border-color: var(--link-color);
}

/* ===== PICKER MODE ===== */
.picker-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.picker-panel {
    background: var(--nav-submenu-bg);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.colour-preview-large {
    width: 100%;
    height: 200px;
    border-radius: 12px;
    background: #4dabf7;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.preview-values {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.preview-values span {
    font-family: 'Cascadia Code', 'Fira Code', monospace;
    font-weight: 700;
    color: #000;
    text-shadow: 0 0 4px rgba(255, 255, 255, 0.5);
}

.preview-values #previewHex {
    font-size: 1.4rem;
}

.preview-values #previewRgb,
.preview-values #previewHsl {
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.8;
}

.picker-input-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.picker-input-row label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

input[type="color"] {
    width: 50px;
    height: 40px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    background: none;
    padding: 0;
}

input[type="color"]::-webkit-color-swatch-wrapper {
    padding: 2px;
}

input[type="color"]::-webkit-color-swatch {
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
}

.values-panel {
    background: var(--nav-submenu-bg);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 2rem;
}

.values-panel h3 {
    color: var(--link-color);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 1rem 0;
}

.values-panel h3:not(:first-child) {
    margin-top: 2rem;
}

.value-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
}

.value-row label {
    width: 40px;
    font-size: 0.8rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
}

.value-input-group {
    display: flex;
    flex: 1;
    gap: 0.5rem;
}

.value-input-group input {
    flex: 1;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-color);
    font-family: 'Cascadia Code', 'Fira Code', monospace;
    font-size: 0.85rem;
}

.value-input-group input:focus {
    outline: none;
    border-color: var(--link-color);
}

.copy-btn {
    padding: 0.6rem 0.8rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.04);
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.2s;
}

.copy-btn:hover {
    background: rgba(77, 171, 247, 0.15);
    color: var(--link-color);
    border-color: rgba(77, 171, 247, 0.3);
}

/* Harmony swatches */
.harmony-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.harmony-swatch {
    width: 48px;
    height: 48px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    position: relative;
}

.harmony-swatch:hover {
    transform: scale(1.15);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.harmony-swatch::after {
    content: attr(data-hex);
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.4);
    white-space: nowrap;
    opacity: 0;
    transition: opacity 0.2s;
}

.harmony-swatch:hover::after {
    opacity: 1;
}

/* ===== PALETTE MODE ===== */
.palette-display {
    background: var(--nav-submenu-bg);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 2rem;
    min-height: 300px;
}

.palette-placeholder {
    color: rgba(255, 255, 255, 0.25);
    text-align: center;
    padding: 4rem 0;
}

.palette-grid {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.palette-card {
    flex: 1;
    min-width: 120px;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: transform 0.2s;
}

.palette-card:hover {
    transform: translateY(-3px);
}

.palette-colour-block {
    height: 140px;
    cursor: pointer;
    transition: opacity 0.2s;
}

.palette-colour-block:hover {
    opacity: 0.9;
}

.palette-info {
    padding: 0.75rem;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.palette-info .format-value {
    font-family: 'Cascadia Code', 'Fira Code', monospace;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.7);
    display: block;
    cursor: pointer;
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    transition: background 0.15s, color 0.15s;
}

.palette-info .format-value:hover {
    background: rgba(77, 171, 247, 0.15);
    color: var(--link-color);
}

/* ===== CONTRAST MODE ===== */
.contrast-layout {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contrast-inputs {
    display: flex;
    gap: 1.5rem;
    align-items: flex-end;
    flex-wrap: wrap;
    background: var(--nav-submenu-bg);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.5rem;
}

.contrast-colour-group {
    flex: 1;
    min-width: 200px;
}

.contrast-colour-group label {
    display: block;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 0.5rem;
}

.contrast-input-row {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.contrast-input-row input[type="text"] {
    flex: 1;
    padding: 0.6rem 1rem;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.3);
    color: var(--text-color);
    font-family: 'Cascadia Code', 'Fira Code', monospace;
    font-size: 0.85rem;
}

.contrast-input-row input[type="text"]:focus {
    outline: none;
    border-color: var(--link-color);
}

.contrast-preview {
    background: var(--nav-submenu-bg);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 2rem;
    text-align: center;
}

.contrast-sample-large {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    padding: 1.5rem;
    border-radius: 8px;
}

.contrast-sample-normal {
    font-size: 1rem;
    padding: 1.5rem;
    border-radius: 8px;
}

.contrast-results {
    background: var(--nav-submenu-bg);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.5rem;
    display: flex;
    gap: 2rem;
    align-items: center;
    flex-wrap: wrap;
}

.contrast-ratio {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.ratio-label {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ratio-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    font-family: 'Cascadia Code', 'Fira Code', monospace;
}

.wcag-results {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    flex: 1;
}

.wcag-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.75rem 1.25rem;
    border-radius: 8px;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.06);
    min-width: 100px;
}

.wcag-level {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.wcag-status {
    font-size: 0.9rem;
    font-weight: 600;
}

.wcag-status.pass {
    color: #2ecc71;
}

.wcag-status.fail {
    color: #e74c3c;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 0.85rem 1.5rem;
    background: var(--nav-submenu-bg);
    border: 1px solid rgba(77, 171, 247, 0.3);
    border-radius: 10px;
    color: var(--link-color);
    font-size: 0.9rem;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 1000;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* Mobile */
@media (max-width: 900px) {
    .picker-layout {
        grid-template-columns: 1fr;
    }
    .container {
        padding: 1rem;
    }
    .mode-tabs {
        flex-wrap: wrap;
        width: 100%;
    }
    .palette-grid {
        flex-direction: column;
    }
    .contrast-inputs {
        flex-direction: column;
        align-items: stretch;
    }
    .contrast-results {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }
    .wcag-results {
        justify-content: center;
    }
}