/* ==============================================
   SHORTENER  —  Dark-Terminal Editorial Theme
   ============================================== */

/* --- Custom Properties --- */
:root {
    --bg-root: #071013;
    --bg-surface: #0b171b;
    --bg-elevated: #102026;
    --bg-hover: #142b33;
    --border-subtle: #15313a;
    --border-default: #1d4552;
    --border-focus: #5e9dad;
    --text-primary: #e6e5e1;
    --text-secondary: #93959c;
    --text-muted: #5d5f67;
    --accent: #5e9dad;
    --accent-dim: rgba(94, 157, 173, 0.18);
    --accent-hover: #78b4c3;
    --danger: #ff4d4d;
    --danger-dim: rgba(255, 77, 77, 0.12);
    --danger-hover: #e63939;
    --success: #00c853;
    --success-dim: rgba(0, 200, 83, 0.12);
    --warning: #ffa726;
    --warning-dim: rgba(255, 167, 38, 0.12);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --font-heading: 'Syne', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --header-height: 56px;
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 350ms cubic-bezier(0.22, 1, 0.36, 1);
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-root);
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(94, 157, 173, 0.14), transparent),
        radial-gradient(ellipse 60% 40% at 80% 80%, rgba(94, 157, 173, 0.08), transparent);
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.15;
}

h1 {
    font-size: 1.625rem;
    color: var(--text-primary);
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--accent-hover);
}

code, .path-code {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 500;
}

/* --- Header --- */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    height: var(--header-height);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.05rem;
    letter-spacing: 0.04em;
    color: var(--text-primary);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    color: var(--text-primary);
    opacity: 0.8;
}

.logo-img {
    display: block;
    height: 28px;
    width: auto;
}

/* --- Navigation --- */
.nav-toggle {
    display: none;
}

.nav-toggle-icon {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    z-index: 110;
    padding: 4px;
}

.nav-toggle-icon span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 1px;
    transition: transform var(--transition-slow), opacity var(--transition-fast);
    transform-origin: center;
}

.nav-toggle:checked ~ .nav-toggle-icon span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle:checked ~ .nav-toggle-icon span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle:checked ~ .nav-toggle-icon span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav-backdrop {
    display: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-hover);
}

.nav-link-signout {
    color: var(--text-muted);
}

.nav-link-signout:hover {
    color: var(--danger);
}

.nav-divider {
    width: 1px;
    height: 20px;
    background: var(--border-default);
    margin: 0 0.25rem;
}

.nav-user {
    font-size: 0.8rem;
    color: var(--text-muted);
    padding: 0 0.25rem;
}

/* --- Main Content --- */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
    animation: fadeUp 0.5s var(--transition-slow) backwards;
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Alerts --- */
.alert {
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid transparent;
}

.alert-error {
    background: var(--danger-dim);
    border-color: rgba(255, 77, 77, 0.2);
    color: var(--danger);
}

.alert-success {
    background: var(--success-dim);
    border-color: rgba(0, 200, 83, 0.2);
    color: var(--success);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.55rem 1.1rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: background var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

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

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-root);
}

.btn-primary:hover {
    background: #fff;
    color: var(--bg-root);
}

.btn-accent {
    background: var(--accent);
    color: #000;
}

.btn-accent:hover {
    background: var(--accent-hover);
    color: #000;
}

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

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

.btn-danger-ghost {
    background: transparent;
    color: var(--text-muted);
}

.btn-danger-ghost:hover {
    background: var(--danger-dim);
    color: var(--danger);
}

.btn-sm {
    padding: 0.3rem 0.7rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

.btn-full {
    width: 100%;
}

/* --- Section Header --- */
.section-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.section-count {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    margin-top: 0.2rem;
}

/* --- Data Table --- */
.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-md);
    border: 1px solid var(--border-subtle);
    background: var(--bg-surface);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.data-table thead {
    border-bottom: 1px solid var(--border-default);
}

.data-table th {
    padding: 0.7rem 1rem;
    text-align: left;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    white-space: nowrap;
}

.data-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

.data-table tbody tr:hover {
    background: var(--bg-hover);
}

.path-code {
    color: var(--accent);
    background: var(--accent-dim);
    padding: 0.15rem 0.5rem;
    border-radius: var(--radius-sm);
}

.redirect-link {
    color: var(--text-secondary);
    font-size: 0.85rem;
    word-break: break-all;
    transition: color var(--transition-fast);
}

.redirect-link:hover {
    color: var(--text-primary);
}

/* --- Status Badges --- */
.status {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.2rem 0.6rem;
    border-radius: 99px;
    font-size: 0.7rem;
    font-weight: 600;
    font-family: var(--font-heading);
    letter-spacing: 0.04em;
    text-transform: uppercase;
    white-space: nowrap;
}

.status::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.status-active {
    background: var(--success-dim);
    color: var(--success);
}

.status-active::before {
    background: var(--success);
    box-shadow: 0 0 6px var(--success);
}

.status-disabled {
    background: var(--danger-dim);
    color: var(--danger);
}

.status-disabled::before {
    background: var(--danger);
}

/* --- Row Actions --- */
.row-actions {
    display: flex;
    gap: 0.35rem;
    align-items: center;
}

.inline-form {
    display: inline;
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 4rem 1rem;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
}

.empty-icon {
    font-size: 2.5rem;
    color: var(--border-default);
    margin-bottom: 1rem;
}

.empty-state p {
    color: var(--text-muted);
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
}

/* --- Auth Section (Sign In) --- */
.auth-section {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - var(--header-height) - 6rem);
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2.25rem;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-mark {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
    line-height: 1;
}

.auth-header h1 {
    margin-bottom: 0.35rem;
}

.auth-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* --- Form Section (New / Edit) --- */
.form-section {
    display: flex;
    justify-content: center;
}

.form-card {
    width: 100%;
    max-width: 520px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2rem;
}

.form-header {
    margin-bottom: 1.75rem;
}

.form-header h1 {
    margin-bottom: 0.25rem;
}

.form-subtitle {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

/* --- Fields --- */
.field {
    margin-bottom: 1.25rem;
}

.field label:not(.toggle) {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.4rem;
    font-family: var(--font-heading);
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="password"] {
    width: 100%;
    padding: 0.6rem 0.85rem;
    background: var(--bg-root);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.field input::placeholder {
    color: var(--text-muted);
    opacity: 0.6;
}

.field input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.field input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: var(--bg-hover);
}

.field-hint {
    display: block;
    margin-top: 0.35rem;
    font-size: 0.78rem;
    color: var(--text-muted);
}

.field-inline {
    display: flex;
    align-items: center;
}

/* --- Input Prefix --- */
.input-prefix {
    display: flex;
    align-items: stretch;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.input-prefix:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.input-prefix .prefix {
    display: flex;
    align-items: center;
    padding: 0 0.75rem;
    background: var(--bg-hover);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
    border-right: 1px solid var(--border-default);
    white-space: nowrap;
}

.input-prefix input {
    border: none !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    flex: 1;
}

.input-prefix input:focus {
    box-shadow: none !important;
}

/* --- Toggle Switch --- */
.toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    user-select: none;
}

.toggle input {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-track {
    position: relative;
    width: 40px;
    height: 22px;
    background: var(--border-default);
    border-radius: 99px;
    transition: background var(--transition-fast);
    flex-shrink: 0;
}

.toggle-thumb {
    position: absolute;
    top: 3px;
    left: 3px;
    width: 16px;
    height: 16px;
    background: var(--text-primary);
    border-radius: 50%;
    transition: transform var(--transition-base), background var(--transition-fast);
}

.toggle input:checked + .toggle-track {
    background: var(--accent);
}

.toggle input:checked + .toggle-track .toggle-thumb {
    transform: translateX(18px);
    background: #000;
}

.toggle input:focus-visible + .toggle-track {
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.toggle-label {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--text-secondary);
}

/* --- Mobile Navigation --- */
@media (max-width: 768px) {
    .nav-toggle-icon {
        display: flex;
    }

    .nav-backdrop {
        display: block;
        position: fixed;
        inset: 0;
        z-index: 90;
        background: rgba(0, 0, 0, 0.6);
        opacity: 0;
        pointer-events: none;
        transition: opacity var(--transition-slow);
    }

    .nav-toggle:checked ~ .nav-backdrop {
        opacity: 1;
        pointer-events: auto;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 280px;
        z-index: 95;
        background: var(--bg-elevated);
        border-left: 1px solid var(--border-subtle);
        flex-direction: column;
        align-items: stretch;
        gap: 0.15rem;
        padding: 4.5rem 1.25rem 1.5rem;
        transform: translateX(100%);
        transition: transform var(--transition-slow);
    }

    .nav-toggle:checked ~ .nav-menu {
        transform: translateX(0);
    }

    .nav-link {
        padding: 0.65rem 0.75rem;
        border-radius: var(--radius-md);
        font-size: 0.9rem;
    }

    .nav-divider {
        width: auto;
        height: 1px;
        margin: 0.5rem 0;
    }

    .nav-user {
        padding: 0.5rem 0.75rem;
        font-size: 0.85rem;
    }
}

/* --- Responsive --- */
@media (max-width: 768px) {
    h1 {
        font-size: 1.375rem;
    }

    .header-inner {
        padding: 0 1rem;
    }

    main {
        padding: 1.5rem 1rem 3rem;
    }

    .section-header {
        flex-direction: column;
        gap: 0.75rem;
    }

    .section-header .btn {
        align-self: flex-start;
    }

    .data-table th.col-redirect,
    .data-table td.col-redirect {
        display: none;
    }

    .data-table th,
    .data-table td {
        padding: 0.65rem 0.75rem;
        font-size: 0.8rem;
    }

    .auth-card {
        padding: 1.75rem 1.25rem;
    }

    .form-card {
        padding: 1.5rem 1.25rem;
    }

    .row-actions {
        flex-direction: column;
        gap: 0.3rem;
    }
}

@media (max-width: 480px) {
    .data-table th.col-status,
    .data-table td.col-status {
        display: none;
    }

    .form-actions {
        flex-direction: column;
        gap: 0.5rem;
    }

    .form-actions .btn {
        width: 100%;
        justify-content: center;
    }
}

/* --- Focus & Accessibility --- */
:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

input:focus-visible {
    outline: none;
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* --- Selection --- */
::selection {
    background: var(--accent-dim);
    color: var(--accent);
}