/* =====================================================
   Apache .htaccess Builder — styles.css
   Electric Indigo dark mode
   ===================================================== */

:root {
    --primary: #5352ED;
    --secondary: #A4B0FC;
    --accent: #2ED573;
    --bg: #0A0A1A;
    --surface: #10101E;
    --surface2: #181830;
    --border: rgba(83, 82, 237, 0.2);
    --text: #E8E8FF;
    --text-muted: #5E5E8A;
    --radius: 12px;
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: radial-gradient(ellipse at 30% 0%, rgba(83, 82, 237, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(46, 213, 115, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.hidden {
    display: none !important;
}

.glass-card {
    background: rgba(16, 16, 30, 0.78);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

/* ── Header ───────────────────────────────────────── */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(10, 10, 26, 0.9);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(20px);
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 11px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    width: 36px;
    height: 36px;
    background: rgba(83, 82, 237, 0.12);
    border: 1px solid rgba(83, 82, 237, 0.3);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-title {
    font-size: 1rem;
    font-weight: 700;
}

.logo-sub {
    font-size: 0.62rem;
    color: var(--secondary);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 7px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #4140cc);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 0.82rem;
    font-weight: 600;
    padding: 8px 16px;
    cursor: pointer;
    transition: box-shadow var(--transition), transform var(--transition);
}

.btn-primary:hover {
    box-shadow: 0 0 18px rgba(83, 82, 237, 0.4);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 0.82rem;
    padding: 7px 12px;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-ghost:hover {
    color: var(--primary);
    border-color: var(--primary);
}

/* ── Main ─────────────────────────────────────────── */
.main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 24px;
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 18px;
    position: relative;
    z-index: 1;
}

/* ── Sidebar ──────────────────────────────────────── */
.sidebar {
    position: sticky;
    top: 70px;
    max-height: calc(100vh - 90px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.tab-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px;
    border-bottom: 1px solid var(--border);
}

.tab-btn {
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 500;
    padding: 8px 12px;
    text-align: left;
    cursor: pointer;
    transition: all var(--transition);
}

.tab-btn:hover:not(.active) {
    background: rgba(83, 82, 237, 0.06);
    color: var(--text);
}

.tab-btn.active {
    background: rgba(83, 82, 237, 0.15);
    color: var(--secondary);
}

.tab-pane {
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.pane-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

/* Fields */
.ctrl-group {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.ctrl-label {
    font-size: 0.78rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 7px;
    cursor: pointer;
}

.ctrl-label input[type="checkbox"] {
    accent-color: var(--accent);
    cursor: pointer;
}

.text-field {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
    padding: 7px 10px;
    outline: none;
    width: 100%;
    transition: border-color var(--transition);
}

.text-field:focus {
    border-color: var(--primary);
}

.text-area {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.78rem;
    font-family: 'JetBrains Mono', monospace;
    padding: 8px 10px;
    outline: none;
    width: 100%;
    resize: vertical;
    transition: border-color var(--transition);
    line-height: 1.5;
}

.text-area:focus {
    border-color: var(--primary);
}

.select-field {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.8rem;
    padding: 7px 10px;
    outline: none;
    flex: 1;
    transition: border-color var(--transition);
}

.select-field:focus {
    border-color: var(--primary);
}

/* Rule list */
.rule-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.rule-item {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    animation: fadeRule 0.2s ease;
}

@keyframes fadeRule {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.rule-item-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
}

.rule-item-row {
    display: flex;
    gap: 6px;
    align-items: center;
}

.rule-del {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 2px 4px;
    transition: color var(--transition);
}

.rule-del:hover {
    color: #EF4444;
}

.btn-add {
    background: rgba(83, 82, 237, 0.08);
    border: 1px dashed rgba(83, 82, 237, 0.3);
    border-radius: 8px;
    color: var(--secondary);
    font-size: 0.8rem;
    padding: 8px;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-add:hover {
    background: rgba(83, 82, 237, 0.16);
    border-color: var(--primary);
}

/* Security toggles */
.security-toggles {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sec-toggle {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 10px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.sec-info {
    flex: 1;
}

.sec-name {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text);
}

.sec-desc {
    font-size: 0.68rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ── Output ──────────────────────────────────────── */
.output-section {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.simulator-card {
    overflow: hidden;
}

.sim-header {
    padding: 14px;
}

.sim-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.07em;
    margin-bottom: 10px;
}

.sim-input-row {
    display: flex;
    gap: 8px;
}

.sim-input {
    flex: 1;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
    padding: 8px 12px;
    outline: none;
    transition: border-color var(--transition);
}

.sim-input:focus {
    border-color: var(--primary);
}

.btn-sm-primary {
    background: var(--primary);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 7px 14px;
    cursor: pointer;
    transition: box-shadow var(--transition);
}

.btn-sm-primary:hover {
    box-shadow: 0 0 12px rgba(83, 82, 237, 0.4);
}

.sim-result {
    margin-top: 10px;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 0.8rem;
    font-family: 'JetBrains Mono', monospace;
}

.sim-match {
    background: rgba(46, 213, 115, 0.1);
    border: 1px solid rgba(46, 213, 115, 0.2);
    color: #5DFFA0;
}

.sim-nomatch {
    background: rgba(83, 82, 237, 0.08);
    border: 1px solid var(--border);
    color: var(--text-muted);
}

.code-card {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
}

.code-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 14px;
    border-bottom: 1px solid var(--border);
}

.section-label {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.07em;
}

.btn-copy-sm {
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-muted);
    font-size: 0.7rem;
    padding: 4px 10px;
    cursor: pointer;
    transition: all var(--transition);
}

.btn-copy-sm:hover {
    color: var(--primary);
    border-color: var(--primary);
}

.code-output {
    flex: 1;
    padding: 14px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.76rem;
    color: var(--text);
    line-height: 1.75;
    white-space: pre;
    overflow: auto;
    min-height: 400px;
    tab-size: 2;
}

.code-comment {
    color: #5E5E8A;
}

.code-directive {
    color: var(--secondary);
}

.code-value {
    color: var(--accent);
}

/* ── Responsive ─────────────────────────────────── */
@media (max-width: 960px) {
    .main {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: static;
        max-height: none;
    }
}

@media (max-width: 640px) {
    .main {
        padding: 14px;
    }
}