/* ========================================
   DNS Record Builder — Crimson Red Theme
   ======================================== */
:root {
    --primary: #D63031;
    --primary-hover: #C0392B;
    --primary-glow: rgba(214, 48, 49, 0.2);
    --secondary: #FF7675;
    --accent: #00CEC9;
    --accent-glow: rgba(0, 206, 201, 0.15);
    --bg: #1A0A0A;
    --bg-card: rgba(26, 14, 14, 0.8);
    --bg-hover: #2A1414;
    --bg-input: rgba(15, 8, 8, 0.7);
    --border: rgba(214, 48, 49, 0.12);
    --border-hover: rgba(214, 48, 49, 0.3);
    --text: #F5E6E6;
    --text-secondary: #BFA8A8;
    --text-muted: #8B7070;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 16px rgba(0, 0, 0, 0.5);
    --font: 'Inter', -apple-system, sans-serif;
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    background-image: radial-gradient(ellipse at 50% 0%, rgba(214, 48, 49, 0.05) 0%, transparent 60%);
}

.app {
    max-width: 860px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

/* Header */
.header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 0.3rem;
}

.logo-icon {
    font-size: 1.5rem;
}

.logo h1 {
    font-size: 1.3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.subtitle {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* Domain Card */
.domain-card {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.domain-card label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    white-space: nowrap;
}

.domain-card input {
    flex: 1;
    padding: 0.5rem 0.7rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text);
    font-family: monospace;
    font-size: 0.85rem;
    outline: none;
}

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

/* Actions Bar */
.actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.template-row,
.action-row {
    display: flex;
    gap: 0.35rem;
    align-items: center;
    flex-wrap: wrap;
}

.label {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.45rem 0.75rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font);
    font-size: 0.78rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    width: 100%;
    justify-content: center;
    padding: 0.6rem;
    margin-top: 0.5rem;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--primary-glow);
}

.btn-secondary {
    background: rgba(214, 48, 49, 0.1);
    border: 1px solid rgba(214, 48, 49, 0.2);
    color: var(--text);
}

.btn-secondary:hover {
    background: rgba(214, 48, 49, 0.18);
}

.btn-ghost {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-ghost:hover {
    background: var(--bg-hover);
    color: var(--text);
}

.btn-sm {
    padding: 0.3rem 0.5rem;
    font-size: 0.72rem;
}

/* Cards */
.card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.1rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 0.9rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.record-count {
    font-size: 0.72rem;
    background: rgba(214, 48, 49, 0.15);
    color: var(--secondary);
    padding: 0.1rem 0.45rem;
    border-radius: 100px;
    font-weight: 600;
}

/* Form */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.65rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.form-group label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select {
    padding: 0.45rem 0.6rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-input);
    color: var(--text);
    font-family: var(--font);
    font-size: 0.82rem;
    outline: none;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--primary);
}

.form-group select {
    cursor: pointer;
}

.tooltip {
    font-size: 0.7rem;
    color: var(--accent);
    font-style: italic;
    min-height: 1rem;
}

.priority-group.hidden {
    display: none;
}

.validation-msg {
    padding: 0.45rem 0.65rem;
    background: rgba(214, 48, 49, 0.1);
    border: 1px solid rgba(214, 48, 49, 0.25);
    border-radius: var(--radius-sm);
    color: var(--secondary);
    font-size: 0.78rem;
    margin-top: 0.5rem;
}

/* Records Table */
.records-table-wrap {
    overflow-x: auto;
}

.records-table {
    width: 100%;
    border-collapse: collapse;
}

.records-table th {
    padding: 0.5rem 0.6rem;
    text-align: left;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-bottom: 1px solid var(--border);
}

.records-table td {
    padding: 0.45rem 0.6rem;
    font-size: 0.8rem;
    border-bottom: 1px solid rgba(214, 48, 49, 0.06);
    vertical-align: middle;
}

.records-table tr:hover td {
    background: rgba(214, 48, 49, 0.04);
}

.type-badge {
    display: inline-block;
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    font-family: monospace;
    background: rgba(214, 48, 49, 0.15);
    color: var(--secondary);
}

.type-badge.cname {
    background: rgba(0, 206, 201, 0.15);
    color: var(--accent);
}

.type-badge.mx {
    background: rgba(108, 92, 231, 0.15);
    color: #A29BFE;
}

.type-badge.txt {
    background: rgba(253, 203, 110, 0.15);
    color: #FDCB6E;
}

.name-cell {
    font-family: monospace;
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.value-cell {
    font-family: monospace;
    font-size: 0.75rem;
    color: var(--text-secondary);
    word-break: break-all;
    max-width: 300px;
}

.ttl-cell {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.actions-cell {
    display: flex;
    gap: 0.25rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    padding: 0.55rem 1rem;
    background: var(--bg-card);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 0.82rem;
    font-weight: 500;
    box-shadow: var(--shadow);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: 100;
    pointer-events: none;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.hidden {
    display: none !important;
}

@media (max-width: 600px) {
    .app {
        padding: 1rem 0.85rem 3rem;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .actions-bar {
        flex-direction: column;
        align-items: stretch;
    }
}