/* style.css */

/* 1. DEFINE VARIABLES */
:root {
    /* DARK MODE (Default) */
    --bg-body: #050505;
    --bg-table: #0f0f13;
    --bg-row-even: #121218;
    --bg-hover: #1b1b2f;
    --text-main: #d1d1e0;
    --text-hover: #fff;
    --neon-cyan: #0ff;
    --neon-pink: #f0f;
    --border-color: #0ff;
    --shadow-color: rgba(0, 255, 255, 0.25);
    --bg-header: #000;
    --text-muted: rgba(209, 209, 224, 0.8);
    --cell-border: #1f1f2e;
    --panel-bg: rgba(15, 15, 19, 0.85);
    --glow-subtle: rgba(0, 255, 255, 0.12);
}

/* 2. DEFINE LIGHT MODE OVERRIDES */
body.light-mode {
    --bg-body: #f0f2f5;
    --bg-table: #ffffff;
    --bg-row-even: #f5f6fa;
    --bg-hover: #e4e9f2;
    --text-main: #1a1a2e;
    --text-hover: #000;
    --neon-cyan: #0066cc;
    --neon-pink: #8b00cc;
    --border-color: #0066cc;
    --shadow-color: rgba(0, 102, 204, 0.1);
    --bg-header: #e8edf5;
    --text-muted: rgba(26, 26, 46, 0.7);
    --cell-border: #d8deea;
    --panel-bg: rgba(255, 255, 255, 0.9);
    --glow-subtle: rgba(0, 102, 204, 0.06);
}

body.light-mode .site-header h1,
body.light-mode th,
body.light-mode a,
body.light-mode tr:hover td,
body.light-mode #toast {
    text-shadow: none;
}

body.light-mode tr:hover a {
    text-shadow: none;
}

body.light-mode .site-header {
    background:
        radial-gradient(circle at top left, rgba(0, 102, 204, 0.08), transparent 32%),
        radial-gradient(circle at bottom right, rgba(139, 0, 204, 0.08), transparent 32%),
        var(--bg-table);
}

body.light-mode .header-badges span {
    background: rgba(0, 102, 204, 0.05);
}

body.light-mode .controls-panel {
    background: var(--panel-bg);
}

body.light-mode .clear-btn {
    border-color: var(--text-muted);
    color: var(--text-muted);
}

body.light-mode .clear-btn:hover,
body.light-mode .clear-btn:focus-visible {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
}

/* 3. GLOBAL STYLES */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: 'Orbitron', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    margin: 0;
    padding: 20px 20px 100px;
    transition: background-color 0.3s, color 0.3s;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

:focus-visible {
    outline: 3px solid var(--neon-pink);
    outline-offset: 3px;
}

/* 3.1 SITE HEADER */
.site-header {
    max-width: 1200px;
    margin: 20px auto 28px;
    padding: 32px 24px;
    text-align: center;
    background:
        radial-gradient(circle at top left, rgba(0, 255, 255, 0.1), transparent 32%),
        radial-gradient(circle at bottom right, rgba(255, 0, 255, 0.1), transparent 32%),
        var(--bg-table);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 0 15px var(--shadow-color);
}

.eyebrow {
    margin: 0 0 10px;
    color: var(--neon-pink);
    font-size: 11px;
    font-weight: bold;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.site-header h1 {
    margin: 0 0 12px;
    color: var(--neon-cyan);
    font-size: clamp(28px, 5vw, 52px);
    letter-spacing: 3px;
    text-transform: uppercase;
    text-shadow: 0 0 8px var(--shadow-color);
}

.site-tagline {
    max-width: 780px;
    margin: 0 auto;
    color: var(--text-muted);
    font-size: clamp(13px, 1.8vw, 16px);
    line-height: 1.7;
}

.header-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 18px;
}

.header-badges span {
    padding: 6px 12px;
    color: var(--neon-cyan);
    background: var(--glow-subtle);
    border: 1px solid rgba(0, 255, 255, 0.2);
    border-radius: 999px;
    font-size: 10px;
    font-weight: bold;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    box-shadow: 0 0 5px var(--shadow-color);
}

body.light-mode .header-badges span {
    border-color: rgba(0, 102, 204, 0.15);
}

/* 4. CONTROLS PANEL */
.controls-panel {
    max-width: 1200px;
    margin: 0 auto 24px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 0 12px var(--shadow-color);
}

/* SEARCH BAR */
#toolSearch {
    display: block;
    width: 100%;
    padding: 14px 16px;
    background: var(--bg-body);
    border: 1px solid var(--neon-cyan);
    border-radius: 8px;
    color: var(--text-main);
    font-family: 'Orbitron', sans-serif;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

#toolSearch:focus {
    border-color: var(--neon-pink);
    box-shadow: 0 0 8px var(--shadow-color);
}

#toolSearch:focus-visible {
    outline: 3px solid var(--neon-pink);
    outline-offset: 4px;
}

#toolSearch::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

/* FILTER BAR */
.filter-bar {
    display: flex;
    gap: 10px;
    align-items: center;
}

#categoryFilter {
    flex: 1;
    max-width: 320px;
    padding: 10px 12px;
    background: var(--bg-body);
    border: 1px solid var(--neon-cyan);
    border-radius: 8px;
    color: var(--text-main);
    font-family: 'Orbitron', sans-serif;
    font-weight: bold;
    font-size: 12px;
    outline: none;
    cursor: pointer;
    transition: border-color 0.2s, box-shadow 0.2s;
}

#categoryFilter:hover,
#categoryFilter:focus {
    border-color: var(--neon-pink);
    box-shadow: 0 0 6px var(--shadow-color);
}

#categoryFilter option {
    background: var(--bg-table);
    color: var(--text-main);
}

body.light-mode #categoryFilter option {
    background: #ffffff;
    color: #1a1a2e;
}

/* CLEAR BUTTON */
.clear-btn {
    padding: 10px 16px;
    background: transparent;
    border: 1px solid var(--neon-cyan);
    border-radius: 8px;
    color: var(--neon-cyan);
    font-family: 'Orbitron', sans-serif;
    font-size: 11px;
    font-weight: bold;
    cursor: pointer;
    white-space: nowrap;
    transition: border-color 0.2s, color 0.2s, box-shadow 0.2s;
}

.clear-btn:hover {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    box-shadow: 0 0 6px var(--shadow-color);
}

.clear-btn:focus-visible {
    outline: 3px solid var(--neon-pink);
    outline-offset: 3px;
}

.clear-btn[hidden] {
    display: none;
}

/* 5. TABLE STYLES */
.table-wrap {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    overflow-x: auto;
    border-radius: 10px;
    box-shadow: 0 0 12px var(--shadow-color);
}

.table-wrap:focus-visible {
    outline: 3px solid var(--neon-pink);
    outline-offset: 4px;
}

table {
    border-collapse: collapse;
    width: 100%;
    min-width: 720px;
    background-color: var(--bg-table);
    border: 1px solid var(--border-color);
    table-layout: fixed;
}

th {
    background-color: var(--bg-header);
    color: var(--neon-pink);
    font-size: 14px;
    padding: 14px 18px;
    position: sticky;
    top: 0;
    z-index: 10;
    border-bottom: 2px solid var(--neon-pink);
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 5px rgba(255, 0, 255, 0.4);
}

.copy-col {
    width: 72px;
}

td {
    font-size: 14px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--cell-border);
    text-align: center;
}

td:nth-child(2) {
    text-align: left;
}

tr:nth-child(even) {
    background-color: var(--bg-row-even);
}

tr:hover {
    background-color: var(--bg-hover);
}

tr:hover td {
    color: var(--text-hover);
}

.loading-cell {
    padding: 40px 24px;
    color: var(--neon-cyan);
    text-align: center;
    font-weight: bold;
    letter-spacing: 2px;
    text-shadow: 0 0 5px var(--neon-cyan);
    animation: pulseLoading 1.2s ease-in-out infinite;
}

@keyframes pulseLoading {
    0%, 100% {
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
}

/* 6. EMPTY STATE */
.empty-state {
    max-width: 620px;
    margin: 32px auto 0;
    padding: 32px 24px;
    text-align: center;
    background:
        radial-gradient(circle at top, rgba(255, 0, 255, 0.08), transparent 34%),
        var(--bg-table);
    border: 1px solid var(--neon-pink);
    border-radius: 14px;
    box-shadow: 0 0 12px rgba(255, 0, 255, 0.15);
}

.empty-state[hidden] {
    display: none;
}

.empty-state-icon {
    width: 54px;
    height: 54px;
    margin: 0 auto 14px;
    display: grid;
    place-items: center;
    color: var(--neon-pink);
    border: 2px solid var(--neon-pink);
    border-radius: 50%;
    font-size: 28px;
    line-height: 1;
}

.empty-state h2 {
    margin: 0 0 10px;
    color: var(--neon-pink);
    font-size: clamp(17px, 2.5vw, 22px);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.empty-state p {
    max-width: 500px;
    margin: 0 auto;
    color: var(--text-muted);
    line-height: 1.6;
    font-size: 14px;
}

body.light-mode .empty-state,
body.light-mode .empty-state h2,
body.light-mode .empty-state-icon {
    text-shadow: none;
}

body.light-mode .empty-state {
    background:
        radial-gradient(circle at top, rgba(139, 0, 204, 0.06), transparent 34%),
        var(--bg-table);
}

/* 7. LINK STYLES */
a {
    display: block;
    padding: 12px 15px;
    margin: -12px -15px;
    color: var(--neon-cyan);
    text-decoration: none;
    font-weight: bold;
    font-size: 14px;
}

a:hover {
    color: var(--neon-pink);
}

tr:hover a {
    color: var(--neon-pink);
}

a:focus-visible {
    color: var(--neon-pink);
    outline: 3px solid var(--neon-pink);
    outline-offset: 3px;
}

tr:hover .copy-btn {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
}

/* 8. FLOATING CONTROLS */
.floating-controls {
    position: fixed;
    right: 24px;
    bottom: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1000;
}

.theme-toggle,
.tool-counter {
    padding: 10px 14px;
    background: var(--panel-bg);
    border: 1px solid var(--neon-cyan);
    color: var(--neon-cyan);
    font-family: 'Orbitron', sans-serif;
    font-weight: bold;
    font-size: 12px;
    border-radius: 8px;
    box-shadow: 0 0 8px var(--shadow-color);
    backdrop-filter: blur(4px);
    transition: border-color 0.2s, color 0.2s, transform 0.2s;
    -webkit-backdrop-filter: blur(4px);
}

.theme-toggle {
    cursor: pointer;
}

.tool-counter {
    cursor: default;
    user-select: none;
    white-space: nowrap;
}

.theme-toggle:hover {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    transform: scale(1.05);
}

/* 9. COPY BUTTON */
.copy-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--neon-cyan);
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    cursor: pointer;
    border-radius: 8px;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
}

.copy-btn:hover {
    border-color: var(--neon-pink);
    color: var(--neon-pink);
    background: rgba(255, 0, 255, 0.06);
}

.copy-btn:focus-visible {
    outline: 3px solid var(--neon-pink);
    outline-offset: 3px;
}

/* 10. TOAST NOTIFICATION */
#toast {
    position: fixed;
    bottom: 80px;
    right: 24px;
    background: var(--panel-bg);
    color: var(--neon-cyan);
    border: 1px solid var(--neon-cyan);
    padding: 12px 20px;
    border-radius: 8px;
    font-family: 'Orbitron', sans-serif;
    font-size: 12px;
    box-shadow: 0 0 12px var(--shadow-color);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.25s, transform 0.25s;
    pointer-events: none;
    z-index: 1100;
}

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

#toast.error {
    color: #ff4d6d;
    border-color: #ff4d6d;
    box-shadow: 0 0 12px rgba(255, 77, 109, 0.3);
}

/* 11. MOBILE RESPONSIVENESS */

/* Tablet adjustments */
@media screen and (max-width: 768px) {
    body {
        padding: 14px 14px 100px;
    }

    .site-header {
        padding: 24px 18px;
        border-radius: 14px;
    }

    .controls-panel {
        padding: 16px;
        border-radius: 10px;
    }

    #categoryFilter {
        max-width: none;
    }

    th {
        font-size: 12px;
        padding: 12px 14px;
    }

    td {
        font-size: 13px;
        padding: 12px 14px;
    }
}

/* Small mobile: card layout */
@media screen and (max-width: 640px) {
    body {
        padding: 12px 12px 110px;
    }

    .site-header {
        margin: 12px auto 20px;
        padding: 20px 14px;
        border-radius: 12px;
    }

    .eyebrow {
        font-size: 10px;
        letter-spacing: 3px;
    }

    .header-badges {
        gap: 6px;
    }

    .header-badges span {
        font-size: 9px;
        padding: 5px 9px;
    }

    .controls-panel {
        padding: 14px;
        gap: 12px;
        border-radius: 10px;
    }

    #toolSearch {
        padding: 12px 14px;
        font-size: 14px;
    }

    .filter-bar {
        flex-wrap: wrap;
        gap: 8px;
    }

    #categoryFilter {
        min-width: 0;
        flex: 1 1 auto;
        font-size: 11px;
        padding: 9px 10px;
    }

    .clear-btn {
        font-size: 10px;
        padding: 9px 12px;
    }

    /* Table → Card layout */
    .table-wrap {
        overflow-x: visible;
        border-radius: 10px;
    }

    table, thead, tbody, th, td, tr {
        display: block;
    }

    table {
        min-width: 0;
        border: none;
        background: transparent;
    }

    thead {
        display: none;
    }

    #myTable tbody {
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    #myTable tbody tr {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        background: var(--bg-table);
        border: 1px solid var(--border-color);
        border-radius: 10px;
        padding: 14px 16px;
        margin: 0;
        box-shadow: 0 0 8px var(--shadow-color);
        transition: border-color 0.2s;
    }

    #myTable tbody tr:hover {
        border-color: var(--neon-pink);
        background: var(--bg-table);
    }

    #myTable tbody tr:hover td {
        color: var(--text-main);
    }

    #myTable tbody td {
        border: none;
        padding: 4px 0;
        text-align: left;
    }

    /* Name cell */
    #myTable tbody td:first-child {
        flex: 1 1 auto;
        font-size: 15px;
        font-weight: bold;
    }

    #myTable tbody td:first-child a {
        display: inline;
        padding: 0;
        margin: 0;
        font-size: 15px;
    }

    /* Purpose cell */
    #myTable tbody td:nth-child(2) {
        flex: 0 0 100%;
        font-size: 12px;
        color: var(--text-muted);
        padding-top: 6px;
        padding-bottom: 6px;
        text-align: left;
    }

    /* Copy cell */
    #myTable tbody td:last-child {
        flex: 0 0 auto;
        padding-left: 8px;
    }

    .copy-btn {
        width: 36px;
        height: 36px;
    }

    /* Floating controls */
    .floating-controls {
        right: 10px;
        bottom: 10px;
        gap: 8px;
    }

    .theme-toggle,
    .tool-counter {
        padding: 8px 12px;
        font-size: 10px;
    }

    /* Toast */
    #toast {
        bottom: 70px;
        right: 12px;
        font-size: 11px;
        padding: 10px 16px;
    }

    /* Empty state */
    .empty-state {
        margin-top: 20px;
        padding: 24px 18px;
        border-radius: 12px;
    }

    .empty-state-icon {
        width: 46px;
        height: 46px;
        font-size: 24px;
    }

    .empty-state h2 {
        font-size: 16px;
    }

    .empty-state p {
        font-size: 13px;
    }
}

/* 12. ERROR STATE */
.error-cell {
    padding: 40px 24px;
    color: var(--neon-pink);
    text-align: center;
    line-height: 1.7;
    font-weight: bold;
    font-size: 14px;
}

.error-cell code {
    color: var(--neon-cyan);
    background: rgba(0, 255, 255, 0.08);
    padding: 2px 6px;
    border-radius: 4px;
}