/* ── Design Tokens ───────────────────────────────────────────── */
:root {
    --color-primary: #0ea5e9;
    --color-primary-hover: #38bdf8;
    --color-primary-light: rgba(14, 165, 233, 0.16);
    --color-primary-glow: rgba(14, 165, 233, 0.38);
    --color-accent: #8b5cf6;
    --color-accent-glow: rgba(139, 92, 246, 0.28);
    --color-bg: #050a18;
    --color-bg-secondary: #0c1425;
    --color-surface: rgba(12, 20, 37, 0.65);
    --color-surface-solid: #0c1425;
    --color-glass: rgba(15, 25, 50, 0.45);
    --color-glass-border: rgba(255, 255, 255, 0.06);
    --color-glass-highlight: rgba(255, 255, 255, 0.04);
    --color-text: #eef2ff;
    --color-text-secondary: #c7d2fe;
    --color-text-muted: #7c8db5;
    --color-border: rgba(120, 150, 200, 0.15);
    --color-border-light: rgba(120, 150, 200, 0.08);
    --color-error: #fca5a5;
    --color-error-bg: rgba(239, 68, 68, 0.1);
    --color-error-border: rgba(239, 68, 68, 0.2);
    --color-success: #86efac;
    --color-success-bg: rgba(34, 197, 94, 0.1);
    --color-success-border: rgba(34, 197, 94, 0.2);
    --color-warning: #fcd34d;
    --color-warning-bg: rgba(234, 179, 8, 0.1);
    --color-warning-border: rgba(234, 179, 8, 0.2);
    --color-info: #7dd3fc;
    --color-info-bg: rgba(14, 165, 233, 0.1);
    --color-info-border: rgba(14, 165, 233, 0.2);
    --color-purple: #c4b5fd;
    --color-purple-bg: rgba(139, 92, 246, 0.1);
    --color-purple-border: rgba(139, 92, 246, 0.2);
    --color-danger: #ef4444;
    --color-danger-hover: #f87171;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 24px var(--color-primary-glow);
    --shadow-glow-accent: 0 0 24px var(--color-accent-glow);
    --font-sans: "DM Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
        "Helvetica Neue", Arial, sans-serif;
    --font-mono: "JetBrains Mono", "SF Mono", "Fira Code", monospace;
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    --blur-md: 16px;
    --blur-lg: 24px;
    --blur-xl: 40px;
}

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

html {
    font-size: 14px;
}

body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(600px circle at 20% 30%, rgba(6, 182, 212, 0.08), transparent 50%),
        radial-gradient(500px circle at 80% 60%, rgba(167, 139, 250, 0.06), transparent 50%),
        radial-gradient(400px circle at 50% 80%, rgba(6, 182, 212, 0.04), transparent 50%);
    animation: bgShift 20s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
}

body::after {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(124, 141, 181, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(124, 141, 181, 0.035) 1px, transparent 1px);
    background-size: 36px 36px;
    mask-image: radial-gradient(circle at center, black 30%, transparent 85%);
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

@keyframes bgShift {
    0% {
        background:
            radial-gradient(600px circle at 20% 30%, rgba(6, 182, 212, 0.08), transparent 50%),
            radial-gradient(500px circle at 80% 60%, rgba(167, 139, 250, 0.06), transparent 50%),
            radial-gradient(400px circle at 50% 80%, rgba(6, 182, 212, 0.04), transparent 50%);
    }
    50% {
        background:
            radial-gradient(600px circle at 60% 20%, rgba(167, 139, 250, 0.08), transparent 50%),
            radial-gradient(500px circle at 30% 70%, rgba(6, 182, 212, 0.06), transparent 50%),
            radial-gradient(400px circle at 80% 40%, rgba(167, 139, 250, 0.04), transparent 50%);
    }
    100% {
        background:
            radial-gradient(600px circle at 40% 60%, rgba(6, 182, 212, 0.08), transparent 50%),
            radial-gradient(500px circle at 70% 20%, rgba(167, 139, 250, 0.07), transparent 50%),
            radial-gradient(400px circle at 20% 50%, rgba(6, 182, 212, 0.05), transparent 50%);
    }
}

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

a:hover {
    color: var(--color-primary-hover);
    text-shadow: 0 0 12px var(--color-primary-glow);
}

::selection {
    background: rgba(6, 182, 212, 0.3);
    color: var(--color-text);
}

/* ── Layout ──────────────────────────────────────────────────── */
.container {
    max-width: 1120px;
    margin: 0 auto;
    padding: 2rem 1rem;
    position: relative;
    z-index: 1;
}

/* ── Typography ──────────────────────────────────────────────── */
h1, h2, h3, h4 {
    color: var(--color-text);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.text-center {
    text-align: center;
}

.text-sm {
    font-size: 0.85rem;
}

.text-lg {
    font-size: 1.15rem;
}

/* ── Glass Card ──────────────────────────────────────────────── */
.card {
    background: var(--color-glass);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border-radius: var(--radius-lg);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid transparent;
    background-clip: padding-box;
    transition:
        transform var(--transition-spring),
        box-shadow var(--transition-normal),
        border-color var(--transition-normal);
}

.card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0.02) 40%,
        rgba(6, 182, 212, 0.08) 100%
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.card::after {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.08),
        rgba(6, 182, 212, 0.15),
        rgba(255, 255, 255, 0.08),
        transparent
    );
    pointer-events: none;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow:
        0 22px 60px rgba(0, 0, 0, 0.38),
        0 0 36px rgba(6, 182, 212, 0.08);
}

.card-sm {
    padding: 1.25rem;
}

/* ── Auth Card (special) ─────────────────────────────────────── */
.auth-card {
    max-width: 420px;
    margin: 6rem auto;
    background: var(--color-glass);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 1px solid transparent;
    isolation: isolate;
}

.auth-card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(
        160deg,
        rgba(6, 182, 212, 0.3) 0%,
        rgba(167, 139, 250, 0.15) 30%,
        rgba(255, 255, 255, 0.05) 60%,
        rgba(6, 182, 212, 0.1) 100%
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.auth-card::after {
    content: "";
    position: absolute;
    width: 200px;
    height: 200px;
    top: -80px;
    right: -80px;
    background: radial-gradient(circle, var(--color-primary-glow) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0.4;
}

.auth-card .hero-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.7rem;
    margin-bottom: 1rem;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--color-text-secondary);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.auth-card .hero-kicker .status-dot {
    width: 6px;
    height: 6px;
    margin-right: 0;
}

.auth-card h1 {
    font-size: 2.2rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
    position: relative;
}

.auth-subtitle {
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    position: relative;
}

/* ── Flash / Alerts ──────────────────────────────────────────── */
.flash-messages {
    max-width: 960px;
    margin: 1rem auto;
    padding: 0 1rem;
    position: relative;
    z-index: 1;
}

.flash,
.alert {
    padding: 0.8rem 1.15rem;
    border-radius: var(--radius-md);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    line-height: 1.5;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
}

.flash-error,
.alert-error {
    background: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid var(--color-error-border);
    box-shadow: inset 0 0 20px rgba(239, 68, 68, 0.03);
}

.flash-success,
.alert-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid var(--color-success-border);
    box-shadow: inset 0 0 20px rgba(34, 197, 94, 0.03);
}

.alert-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid var(--color-warning-border);
    box-shadow: inset 0 0 20px rgba(234, 179, 8, 0.03);
}

.alert-info {
    background: var(--color-info-bg);
    color: var(--color-info);
    border: 1px solid var(--color-info-border);
    box-shadow: inset 0 0 20px rgba(14, 165, 233, 0.03);
}

.alert-purple {
    background: var(--color-purple-bg);
    color: var(--color-purple);
    border: 1px solid var(--color-purple-border);
    box-shadow: inset 0 0 20px rgba(139, 92, 246, 0.03);
}

/* ── Forms ────────────────────────────────────────────────────── */
.form-group {
    margin-bottom: 1.25rem;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    font-family: var(--font-sans);
    background: rgba(5, 10, 24, 0.5);
    color: var(--color-text);
    transition: all var(--transition-normal);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 0.5;
}

.form-group input:hover,
.form-group select:hover,
.form-group textarea:hover {
    border-color: rgba(120, 150, 200, 0.25);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow:
        0 0 0 3px var(--color-primary-light),
        0 0 20px rgba(6, 182, 212, 0.1);
    background: rgba(5, 10, 24, 0.7);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%237c8db5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.85rem center;
    background-size: 1rem;
    padding-right: 2.75rem;
}

.form-group select option {
    background: #0f1729;
    color: var(--color-text);
    padding: 0.5rem 0.75rem;
    font-family: var(--font-sans);
}

.form-group input:disabled,
.form-group select:disabled,
.form-group textarea:disabled {
    background: rgba(5, 10, 24, 0.2);
    color: rgba(124, 141, 181, 0.5);
    cursor: not-allowed;
    border-color: var(--color-border-light);
}

.form-group.has-error input,
.form-group.has-error select,
.form-group.has-error textarea {
    border-color: var(--color-danger);
    box-shadow: 0 0 0 1px rgba(239, 68, 68, 0.15);
}

.form-group.has-error input:focus,
.form-group.has-error select:focus,
.form-group.has-error textarea:focus {
    box-shadow:
        0 0 0 3px rgba(239, 68, 68, 0.12),
        0 0 16px rgba(239, 68, 68, 0.08);
}

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

.form-error {
    display: block;
    font-size: 0.78rem;
    color: var(--color-error);
    margin-top: 0.35rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* Checkboxes & Radios */
.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 1.1rem;
    height: 1.1rem;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-check label {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-text-secondary);
    cursor: pointer;
    margin-bottom: 0;
    text-transform: none;
    letter-spacing: normal;
}

/* ── Toggle Switch ────────────────────────────────────────────── */
.toggle {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    cursor: pointer;
    margin-bottom: 0.75rem;
    -webkit-user-select: none;
    user-select: none;
}

.toggle input {
    display: none;
}

.toggle-track {
    position: relative;
    width: 2.75rem;
    height: 1.5rem;
    border-radius: var(--radius-full);
    background: rgba(120, 150, 200, 0.15);
    border: 1px solid var(--color-border);
    transition: all var(--transition-normal);
    flex-shrink: 0;
}

.toggle-track::after {
    content: "";
    position: absolute;
    top: 2px;
    left: 2px;
    width: calc(1.5rem - 6px);
    height: calc(1.5rem - 6px);
    border-radius: 50%;
    background: var(--color-text-muted);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-spring);
}

.toggle input:checked + .toggle-track {
    background: linear-gradient(135deg, var(--color-primary), #0891b2);
    border-color: rgba(6, 182, 212, 0.3);
    box-shadow: 0 0 16px rgba(6, 182, 212, 0.2);
}

.toggle input:checked + .toggle-track::after {
    transform: translateX(1.25rem);
    background: #fff;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25), 0 0 6px rgba(6, 182, 212, 0.3);
}

.toggle input:disabled + .toggle-track {
    opacity: 0.35;
    cursor: not-allowed;
}

.toggle input:disabled ~ .toggle-label {
    opacity: 0.35;
    cursor: not-allowed;
}

.toggle-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

.toggle:hover .toggle-label {
    color: var(--color-text);
}

.toggle-sm .toggle-track {
    width: 2.15rem;
    height: 1.2rem;
}

.toggle-sm .toggle-track::after {
    width: calc(1.2rem - 6px);
    height: calc(1.2rem - 6px);
}

.toggle-sm input:checked + .toggle-track::after {
    transform: translateX(0.95rem);
}

.toggle-sm .toggle-label {
    font-size: 0.8rem;
}

/* ── Segmented Control ────────────────────────────────────────── */
.segmented {
    display: inline-flex;
    align-items: stretch;
    background: rgba(10, 18, 35, 0.65);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
    width: fit-content;
    max-width: 100%;
}

.segmented input {
    display: none;
}

.segmented label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.45rem 1.1rem;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    text-transform: none;
    color: var(--color-text-muted);
    cursor: pointer;
    border-right: 1px solid var(--color-border);
    transition: background var(--transition-fast), color var(--transition-fast);
    white-space: nowrap;
    text-align: center;
    user-select: none;
    margin-bottom: 0;
}

.segmented label:last-of-type {
    border-right: none;
}

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

.segmented input:checked + label {
    background: rgba(6, 182, 212, 0.14);
    color: var(--color-primary);
    border-right-color: rgba(6, 182, 212, 0.2);
    font-weight: 600;
}


.segmented-block {
    display: flex;
    width: 100%;
}

.segmented-block label {
    flex: 1;
}

.segmented-sm label {
    padding: 0.3rem 0.8rem;
    font-size: 0.74rem;
}

.segmented-lg label {
    padding: 0.6rem 1.4rem;
    font-size: 0.88rem;
}

.form-group .segmented {
    margin-top: 0.3rem;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    padding: 0.7rem 1.6rem;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    border: none;
    transition: all var(--transition-normal);
    text-decoration: none;
    line-height: 1.4;
    position: relative;
    letter-spacing: 0.01em;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, #2563eb 100%);
    color: #f3f8ff;
    box-shadow:
        0 2px 12px rgba(14, 165, 233, 0.24),
        0 1px 6px rgba(37, 99, 235, 0.18);
}

.btn-primary::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        110deg,
        transparent 10%,
        rgba(255, 255, 255, 0.28) 40%,
        transparent 70%
    );
    transform: translateX(-120%);
    transition: transform 0.7s ease;
}

.btn-primary:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--color-primary-hover) 0%, #3b82f6 100%);
    box-shadow:
        0 4px 20px rgba(14, 165, 233, 0.34),
        0 0 40px rgba(37, 99, 235, 0.2);
    transform: translateY(-2px);
}

.btn-primary:hover:not(:disabled)::before {
    transform: translateX(120%);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(14, 165, 233, 0.28);
}

.btn-secondary {
    background: rgba(15, 25, 50, 0.5);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.btn-secondary:hover:not(:disabled) {
    background: rgba(120, 150, 200, 0.1);
    border-color: rgba(120, 150, 200, 0.3);
    color: var(--color-text);
    transform: translateY(-1px);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    box-shadow: 0 2px 12px rgba(239, 68, 68, 0.15);
}

.btn-danger:hover:not(:disabled) {
    box-shadow:
        0 4px 20px rgba(239, 68, 68, 0.3),
        0 0 40px rgba(239, 68, 68, 0.1);
    transform: translateY(-2px);
}

.btn-link {
    background: none;
    color: var(--color-text-muted);
    padding: 0.4rem 0.75rem;
    font-weight: 500;
}

.btn-link:hover:not(:disabled) {
    color: var(--color-primary);
    text-shadow: 0 0 12px var(--color-primary-glow);
}

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
    border-radius: var(--radius-sm);
}

.btn-lg {
    padding: 0.9rem 2.2rem;
    font-size: 1.05rem;
    border-radius: var(--radius-md);
}

.btn-block {
    width: 100%;
}

/* ── Badges ──────────────────────────────────────────────────── */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.22rem 0.6rem;
    font-size: 0.72rem;
    font-weight: 700;
    border-radius: 5px;
    line-height: 1.4;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.badge-primary {
    background: var(--color-primary-light);
    color: var(--color-primary);
    border: 1px solid rgba(6, 182, 212, 0.2);
    box-shadow: 0 0 8px rgba(6, 182, 212, 0.08);
}

.badge-success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid var(--color-success-border);
}

.badge-error {
    background: var(--color-error-bg);
    color: var(--color-error);
    border: 1px solid var(--color-error-border);
}

.badge-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid var(--color-warning-border);
}

.badge-info {
    background: var(--color-info-bg);
    color: var(--color-info);
    border: 1px solid var(--color-info-border);
}

.badge-purple {
    background: var(--color-purple-bg);
    color: var(--color-purple);
    border: 1px solid var(--color-purple-border);
    box-shadow: 0 0 8px rgba(139, 92, 246, 0.08);
}

/* ── Card variants ────────────────────────────────────────────── */
.card-success,
.card-error,
.card-warning,
.card-info,
.card-purple {
    border-radius: 4px var(--radius-lg) var(--radius-lg) 4px;
}

.card-success {
    border-left: 3px solid rgba(34, 197, 94, 0.6) !important;
    box-shadow: var(--shadow-lg), -3px 0 16px rgba(34, 197, 94, 0.1);
}

.card-error {
    border-left: 3px solid rgba(239, 68, 68, 0.6) !important;
    box-shadow: var(--shadow-lg), -3px 0 16px rgba(239, 68, 68, 0.1);
}

.card-warning {
    border-left: 3px solid rgba(234, 179, 8, 0.6) !important;
    box-shadow: var(--shadow-lg), -3px 0 16px rgba(234, 179, 8, 0.1);
}

.card-info {
    border-left: 3px solid rgba(14, 165, 233, 0.6) !important;
    box-shadow: var(--shadow-lg), -3px 0 16px rgba(14, 165, 233, 0.1);
}

.card-purple {
    border-left: 3px solid rgba(139, 92, 246, 0.6) !important;
    box-shadow: var(--shadow-lg), -3px 0 16px rgba(139, 92, 246, 0.1);
}

/* ── Tables ──────────────────────────────────────────────────── */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-glass-border);
    background: var(--color-glass);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    position: relative;
}

.table-wrapper::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(6, 182, 212, 0.15), transparent);
    pointer-events: none;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.table th,
.table td {
    padding: 0.85rem 1.15rem;
    text-align: left;
}

.table th {
    background: rgba(5, 10, 24, 0.5);
    font-weight: 700;
    color: var(--color-text-muted);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 1px solid var(--color-border);
}

.table td {
    border-bottom: 1px solid var(--color-border-light);
    color: var(--color-text-secondary);
}

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

.table tbody tr:hover {
    background: rgba(6, 182, 212, 0.03);
}

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

/* ── Modal ───────────────────────────────────────────────────── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(5, 10, 24, 0.7);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: var(--color-bg-secondary);
    backdrop-filter: blur(var(--blur-xl));
    -webkit-backdrop-filter: blur(var(--blur-xl));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg), 0 0 80px rgba(0, 0, 0, 0.3);
    padding: 2rem;
    max-width: 480px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    border: 1px solid transparent;
}

.modal::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(
        160deg,
        rgba(6, 182, 212, 0.2) 0%,
        rgba(255, 255, 255, 0.05) 40%,
        rgba(167, 139, 250, 0.1) 100%
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    position: relative;
}

.modal-header h2 {
    font-size: 1.2rem;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--color-text-muted);
    line-height: 1;
    padding: 0.25rem;
    transition: all var(--transition-fast);
    border-radius: var(--radius-sm);
}

.modal-close:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.05);
}

.modal-body {
    margin-bottom: 1.5rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
    position: relative;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    position: relative;
}

/* ── Spinner ─────────────────────────────────────────────────── */
/* spinner base */
.spinner {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border: 2px solid rgba(6, 182, 212, 0.12);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 0.75s linear infinite;
    filter: drop-shadow(0 0 6px var(--color-primary-glow));
    flex-shrink: 0;
}

.spinner-sm { width: 1rem;  height: 1rem;  border-width: 2px; }
.spinner-lg { width: 2.5rem; height: 2.5rem; border-width: 3px; }

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* dots loader */
.loader-dots {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.loader-dots span {
    display: inline-block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-primary);
    animation: dot-bounce 1.2s ease-in-out infinite;
    box-shadow: 0 0 6px var(--color-primary-glow);
}
.loader-dots span:nth-child(2) { animation-delay: 0.2s; }
.loader-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes dot-bounce {
    0%, 80%, 100% { transform: translateY(0); opacity: 0.4; }
    40%           { transform: translateY(-6px); opacity: 1; }
}

/* pulse loader */
.loader-pulse {
    display: inline-block;
    width: 1.5rem;
    height: 1.5rem;
    border-radius: 50%;
    background: var(--color-primary);
    animation: pulse-scale 1.1s ease-in-out infinite;
    box-shadow: 0 0 0 0 var(--color-primary-glow);
}
@keyframes pulse-scale {
    0%   { transform: scale(0.85); box-shadow: 0 0 0 0 rgba(6,182,212,0.5); }
    70%  { transform: scale(1);    box-shadow: 0 0 0 10px rgba(6,182,212,0); }
    100% { transform: scale(0.85); box-shadow: 0 0 0 0 rgba(6,182,212,0); }
}

/* bar loader */
.loader-bar {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 1.4rem;
}
.loader-bar span {
    display: inline-block;
    width: 4px;
    border-radius: 2px;
    background: var(--color-primary);
    box-shadow: 0 0 6px var(--color-primary-glow);
    animation: bar-wave 1s ease-in-out infinite;
}
.loader-bar span:nth-child(1) { height: 40%; animation-delay: 0s; }
.loader-bar span:nth-child(2) { height: 70%; animation-delay: 0.15s; }
.loader-bar span:nth-child(3) { height: 100%; animation-delay: 0.3s; }
.loader-bar span:nth-child(4) { height: 70%; animation-delay: 0.45s; }
.loader-bar span:nth-child(5) { height: 40%; animation-delay: 0.6s; }
@keyframes bar-wave {
    0%, 100% { opacity: 0.35; transform: scaleY(0.6); }
    50%       { opacity: 1;    transform: scaleY(1); }
}

/* skeleton */
.skeleton {
    background: linear-gradient(
        90deg,
        rgba(255,255,255,0.04) 25%,
        rgba(255,255,255,0.09) 50%,
        rgba(255,255,255,0.04) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.6s infinite;
    border-radius: var(--radius-sm);
}
@keyframes shimmer {
    0%   { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.skeleton-text   { height: 0.85rem; margin-bottom: 0.5rem; border-radius: 4px; }
.skeleton-circle { border-radius: 50%; }
.skeleton-btn    { height: 2.4rem; border-radius: var(--radius-md); }

/* ── Stat card ────────────────────────────────────────────────── */
.stat-card {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.stat-card__label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.stat-card__value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    color: var(--color-text);
    letter-spacing: -0.02em;
}

.stat-card__meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin-top: 0.1rem;
}

.stat-card__delta {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.45rem;
    border-radius: 4px;
}

.stat-card__delta--up {
    background: rgba(34, 197, 94, 0.12);
    color: var(--color-success);
}

.stat-card__delta--down {
    background: rgba(239, 68, 68, 0.12);
    color: var(--color-error);
}

.stat-card__delta--neutral {
    background: rgba(120, 150, 200, 0.1);
    color: var(--color-text-muted);
}

/* ── Entity card (list item) ──────────────────────────────────── */
.entity-card {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid var(--color-border-light);
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.entity-card:hover {
    background: rgba(255, 255, 255, 0.045);
    border-color: var(--color-border);
}

.entity-avatar {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 700;
    color: #0f1729;
    flex-shrink: 0;
}

.entity-avatar--sm {
    width: 1.8rem;
    height: 1.8rem;
    font-size: 0.7rem;
}

.entity-body {
    flex: 1;
    min-width: 0;
}

.entity-name {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.entity-sub {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 0.1rem;
}

.entity-end {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.25rem;
    flex-shrink: 0;
}

.entity-time {
    font-size: 0.7rem;
    color: var(--color-text-muted);
}

/* ── Top bar ─────────────────────────────────────────────────── */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-border-light);
    margin-bottom: 2rem;
    position: relative;
}

.top-bar::after {
    content: "";
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(6, 182, 212, 0.2),
        rgba(167, 139, 250, 0.15),
        transparent
    );
}

.brand {
    font-size: 1.4rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 12px var(--color-primary-glow));
}

.top-bar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    font-weight: 500;
    color: var(--color-text-secondary);
}

.inline-form {
    display: inline;
}

/* ── Welcome ─────────────────────────────────────────────────── */
.welcome {
    text-align: center;
    margin-top: 4rem;
}

.welcome h1 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.welcome p {
    color: var(--color-text-muted);
    font-size: 1.1rem;
}

/* ── Error page ──────────────────────────────────────────────── */
.error-page {
    text-align: center;
    margin-top: 6rem;
}

.error-page h1 {
    font-size: 5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    filter: drop-shadow(0 0 30px var(--color-primary-glow));
}

.error-page p {
    color: var(--color-text-muted);
    font-size: 1.15rem;
    margin-bottom: 2rem;
}

/* ── Divider ─────────────────────────────────────────────────── */
.divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border), transparent);
    margin: 2rem 0;
}

/* ── Showcase / Marketing Shell ─────────────────────────────── */
.hero-shell {
    position: relative;
    padding: 2.25rem;
    border-radius: 28px;
    overflow: hidden;
}

.hero-shell::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at top right, rgba(6, 182, 212, 0.18), transparent 30%),
        radial-gradient(circle at bottom left, rgba(167, 139, 250, 0.16), transparent 35%);
    pointer-events: none;
}

.hero-shell > * {
    position: relative;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.04);
    color: var(--color-text-secondary);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.eyebrow .status-dot {
    width: 6px;
    height: 6px;
    margin-right: 0;
}

.showcase-grid {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    gap: 1.25rem;
}

.showcase-col-7 {
    grid-column: span 7;
}

.showcase-col-5 {
    grid-column: span 5;
}

.showcase-col-6 {
    grid-column: span 6;
}

.showcase-col-12 {
    grid-column: span 12;
}

.metric-tile {
    padding: 1rem 1.1rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.metric-tile strong {
    display: block;
    font-size: 1.25rem;
    color: var(--color-text);
}

.metric-tile span {
    display: block;
    margin-top: 0.15rem;
    font-size: 0.78rem;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.preview-frame {
    min-height: 100%;
    padding: 1.25rem;
    border-radius: 22px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015)),
        rgba(5, 10, 24, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.preview-topbar {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 1rem;
}

.preview-topbar span {
    width: 0.65rem;
    height: 0.65rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.14);
}

.surface-panel {
    padding: 1.25rem;
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.stack {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

@media (max-width: 900px) {
    .showcase-grid {
        grid-template-columns: 1fr;
    }

    .showcase-col-7,
    .showcase-col-5,
    .showcase-col-6 {
        grid-column: auto;
    }
}

/* ── Utilities ───────────────────────────────────────────────── */
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }

/* ═══════════════════════════════════════════════════════════════
   LIGHT MODE  —  estrategia: clean card (sin glass)
   En luz el glassmorphism se ve lechoso; usamos cards sólidas
   con sombras suaves y bordes definidos.
   ═══════════════════════════════════════════════════════════════ */
/* ── Variables light ──────────────────────────────────────────── */
html[data-theme="light"] {
    --color-primary: #0369a1;   /* azul profundo para alto contraste en light */
    --color-primary-hover: #0284c7;
    --color-primary-light: rgba(3, 105, 161, 0.1);
    --color-primary-glow: rgba(3, 105, 161, 0.16);
    --color-accent: #7c3aed;
    --color-accent-glow: rgba(124, 58, 237, 0.12);
    --color-bg: #f1f5f9;
    --color-bg-secondary: #e2e8f0;
    --color-surface: #ffffff;
    --color-surface-solid: #ffffff;
    --color-glass: #ffffff;
    --color-glass-border: rgba(15, 23, 42, 0.08);
    --color-glass-highlight: rgba(15, 23, 42, 0.02);
    --color-text: #0d1f3c;
    --color-text-secondary: #1e3a5f;
    --color-text-muted: #4a6080;
    --color-border: rgba(15, 23, 42, 0.1);
    --color-border-light: rgba(15, 23, 42, 0.05);
    --color-error: #b91c1c;
    --color-error-bg: rgba(185, 28, 28, 0.07);
    --color-error-border: rgba(185, 28, 28, 0.2);
    --color-success: #15803d;
    --color-success-bg: rgba(21, 128, 61, 0.07);
    --color-success-border: rgba(21, 128, 61, 0.2);
    --color-warning: #92400e;
    --color-warning-bg: rgba(146, 64, 14, 0.07);
    --color-warning-border: rgba(146, 64, 14, 0.2);
    --color-info: #0369a1;
    --color-info-bg: rgba(3, 105, 161, 0.07);
    --color-info-border: rgba(3, 105, 161, 0.2);
    --color-purple: #5b21b6;
    --color-purple-bg: rgba(91, 33, 182, 0.07);
    --color-purple-border: rgba(91, 33, 182, 0.2);
    --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.07), 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.1), 0 4px 8px rgba(0, 0, 0, 0.05);
}

/* ── Fondo ────────────────────────────────────────────────────── */
html[data-theme="light"] body {
    background: #f1f5f9;
}

html[data-theme="light"] body::before {
    background:
        radial-gradient(700px circle at 15% 25%, rgba(8,145,178,0.05), transparent 55%),
        radial-gradient(600px circle at 85% 65%, rgba(124,58,237,0.04), transparent 55%);
    animation: none;
}

html[data-theme="light"] body::after {
    background-image:
        linear-gradient(rgba(15,23,42,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15,23,42,0.03) 1px, transparent 1px);
}

/* ── Cards: sin glass, sólidas con sombra ─────────────────────── */
html[data-theme="light"] .card {
    background: #ffffff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: 1px solid rgba(15, 23, 42, 0.08);
    box-shadow: 0 1px 4px rgba(0,0,0,0.06), 0 4px 16px rgba(0,0,0,0.04);
}

html[data-theme="light"] .card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.09), 0 1px 4px rgba(0,0,0,0.05);
    transform: translateY(-1px);
}

/* Quitar los pseudo-elementos de glass — se ven raros en claro */
html[data-theme="light"] .card::before,
html[data-theme="light"] .card::after {
    display: none;
}

/* ── Inputs ───────────────────────────────────────────────────── */
html[data-theme="light"] .form-group input,
html[data-theme="light"] .form-group select,
html[data-theme="light"] .form-group textarea {
    background: #f8fafc;
    border-color: rgba(15, 23, 42, 0.14);
    color: #0d1f3c;
}

html[data-theme="light"] .form-group input::placeholder,
html[data-theme="light"] .form-group textarea::placeholder {
    color: #94a3b8;
    opacity: 1;
}

html[data-theme="light"] .form-group input:hover,
html[data-theme="light"] .form-group select:hover,
html[data-theme="light"] .form-group textarea:hover {
    border-color: rgba(15, 23, 42, 0.24);
    background: #ffffff;
}

html[data-theme="light"] .form-group input:focus,
html[data-theme="light"] .form-group select:focus,
html[data-theme="light"] .form-group textarea:focus {
    background: #ffffff;
    border-color: #0891b2;
    box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.1);
}

html[data-theme="light"] .form-group input:disabled,
html[data-theme="light"] .form-group select:disabled,
html[data-theme="light"] .form-group textarea:disabled {
    background: #f1f5f9;
    color: #94a3b8;
    border-color: rgba(15,23,42,0.08);
}

/* ── Botones ──────────────────────────────────────────────────── */
html[data-theme="light"] .btn-secondary {
    background: #ffffff;
    color: #1e3a5f;
    border: 1px solid rgba(15, 23, 42, 0.14);
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

html[data-theme="light"] .btn-secondary:hover {
    background: #f8fafc;
    border-color: rgba(15, 23, 42, 0.22);
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
}

html[data-theme="light"] .btn-link {
    color: var(--color-primary);
}

/* Botón primario en modo claro: gradiente cyan→purple, sin glow */
html[data-theme="light"] .btn-primary {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    box-shadow: 0 2px 8px rgba(3, 105, 161, 0.22), 0 1px 3px rgba(0,0,0,0.08);
    color: #ffffff;
    border: none;
}

html[data-theme="light"] .btn-primary:hover {
    background: linear-gradient(135deg, var(--color-primary-hover) 0%, #6d28d9 100%);
    box-shadow: 0 4px 14px rgba(3, 105, 161, 0.28), 0 2px 4px rgba(0,0,0,0.1);
    transform: translateY(-1px);
}

html[data-theme="light"] .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 1px 4px rgba(8, 145, 178, 0.2);
}

html[data-theme="light"] .btn-primary::after {
    display: none;
}

/* Botón danger en modo claro: sólido con sombra, sin glow */
html[data-theme="light"] .btn-danger {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    box-shadow: 0 2px 8px rgba(220, 38, 38, 0.22), 0 1px 3px rgba(0,0,0,0.08);
    color: #ffffff;
    border: none;
}

html[data-theme="light"] .btn-danger:hover {
    background: linear-gradient(135deg, #b91c1c 0%, #991b1b 100%);
    box-shadow: 0 4px 14px rgba(220, 38, 38, 0.28), 0 2px 4px rgba(0,0,0,0.1);
    transform: translateY(-1px);
}

/* ── Segmented ────────────────────────────────────────────────── */
html[data-theme="light"] .segmented {
    background: #f1f5f9;
    border-color: rgba(15, 23, 42, 0.12);
}

html[data-theme="light"] .segmented label {
    color: #4a6080;
    border-right-color: rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .segmented label:hover {
    background: rgba(15, 23, 42, 0.04);
    color: #1e3a5f;
}

html[data-theme="light"] .segmented input:checked + label {
    background: #ffffff;
    color: #0891b2;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1), inset 0 0 0 1px rgba(8,145,178,0.25);
    border-right-color: rgba(8,145,178,0.15);
}

/* ── Toggle ───────────────────────────────────────────────────── */
html[data-theme="light"] .toggle-track {
    background: #e2e8f0;
    border-color: rgba(15, 23, 42, 0.12);
}

html[data-theme="light"] .toggle-track::after {
    background: #94a3b8;
    box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}

/* ── Tabla ────────────────────────────────────────────────────── */
html[data-theme="light"] .table-wrapper {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.08);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

html[data-theme="light"] .table-wrapper::before {
    display: none;
}

html[data-theme="light"] .table th {
    background: #f8fafc;
    color: #2d4a6e;
    border-color: rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .table td {
    border-color: rgba(15, 23, 42, 0.05);
}

html[data-theme="light"] .table tr:hover td {
    background: #f0f9ff;
}

/* ── Entity card ──────────────────────────────────────────────── */
html[data-theme="light"] .entity-card {
    background: #f8fafc;
    border-color: rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .entity-card:hover {
    background: #f0f9ff;
    border-color: rgba(8, 145, 178, 0.2);
}

html[data-theme="light"] .entity-avatar {
    color: #ffffff;
}

/* ── Metric tile ──────────────────────────────────────────────── */
html[data-theme="light"] .metric-tile {
    background: #f8fafc;
    border-color: rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .metric-tile strong {
    color: #0d1f3c;
}

html[data-theme="light"] .metric-tile span {
    color: #4a6080;
}

/* ── Skeleton ─────────────────────────────────────────────────── */
html[data-theme="light"] .skeleton {
    background: linear-gradient(
        90deg,
        #e2e8f0 25%,
        #cbd5e1 50%,
        #e2e8f0 75%
    );
    background-size: 200% 100%;
}

/* ── Auth card ────────────────────────────────────────────────── */
html[data-theme="light"] .auth-card {
    background: #ffffff;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: 0 20px 60px rgba(0,0,0,0.1), 0 4px 16px rgba(0,0,0,0.06);
    border: 1px solid rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .auth-card::before,
html[data-theme="light"] .auth-card::after {
    display: none;
}

html[data-theme="light"] .auth-card .hero-kicker {
    background: #f1f5f9;
    border-color: rgba(15, 23, 42, 0.1);
    color: #2d4a6e;
}

html[data-theme="light"] .auth-subtitle {
    color: #4a6080;
}

/* ── Preview frame ────────────────────────────────────────────── */
html[data-theme="light"] .preview-frame {
    background: #f8fafc;
    border-color: rgba(15, 23, 42, 0.1);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

html[data-theme="light"] .preview-topbar {
    background: #f1f5f9;
    border-bottom-color: rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .preview-topbar span {
    background: rgba(15,23,42,0.15);
}

/* ── Modal ────────────────────────────────────────────────────── */
html[data-theme="light"] .modal {
    background: #ffffff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    box-shadow: 0 24px 64px rgba(0,0,0,0.15);
}

html[data-theme="light"] .modal-header {
    border-bottom-color: rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .modal-footer {
    border-top-color: rgba(15, 23, 42, 0.08);
}

html[data-theme="light"] .modal-overlay {
    background: rgba(15, 23, 42, 0.4);
}

/* ── Eyebrow / hero-kicker ────────────────────────────────────── */
html[data-theme="light"] .eyebrow {
    background: #f1f5f9;
    border-color: rgba(15, 23, 42, 0.1);
    color: #2d4a6e;
}

/* ── Text gradient ────────────────────────────────────────────── */
html[data-theme="light"] .text-gradient {
    background: linear-gradient(135deg, #0891b2 0%, #7c3aed 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: none;
}

/* ── Loader dots ──────────────────────────────────────────────── */
/* ── Loaders en modo claro: sin glow, usa gradiente de acento ─── */
html[data-theme="light"] .spinner {
    border-color: rgba(8, 145, 178, 0.15);
    border-top-color: #0891b2;
    filter: none;
}

html[data-theme="light"] .loader-dots span {
    background: linear-gradient(135deg, #0891b2, #7c3aed);
    box-shadow: none;
}

html[data-theme="light"] .loader-pulse {
    background: linear-gradient(135deg, #0891b2, #7c3aed);
    box-shadow: none;
    animation: pulse-scale-light 1.1s ease-in-out infinite;
}

@keyframes pulse-scale-light {
    0%   { transform: scale(0.85); box-shadow: 0 0 0 0 rgba(8,145,178,0.35); }
    70%  { transform: scale(1);    box-shadow: 0 0 0 10px rgba(8,145,178,0); }
    100% { transform: scale(0.85); box-shadow: 0 0 0 0 rgba(8,145,178,0); }
}

html[data-theme="light"] .loader-bar span {
    background: linear-gradient(to top, #0891b2, #7c3aed);
    box-shadow: none;
}

/* Status dot ping en claro */
html[data-theme="light"] .status-dot {
    animation: ping-light 1.4s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes ping-light {
    0%   { box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.5); }
    70%  { box-shadow: 0 0 0 6px rgba(22, 163, 74, 0); }
    100% { box-shadow: 0 0 0 0 rgba(22, 163, 74, 0); }
}

/* Drop-shadows en textos gradient — innecesarios en claro */
html[data-theme="light"] .text-gradient,
html[data-theme="light"] .brand,
html[data-theme="light"] .auth-card h1 {
    filter: none;
}

/* ── Hardcoded rgba(6,182,212,...) — override en claro ────────── */

/* Selección de texto */
html[data-theme="light"] ::selection {
    background: rgba(3, 105, 161, 0.2);
    color: #0d1f3c;
}

/* Toggle checked — reemplaza el cyan brillante hardcodeado */
html[data-theme="light"] .toggle input:checked + .toggle-track {
    background: linear-gradient(135deg, #0369a1, #7c3aed);
    border-color: rgba(3, 105, 161, 0.3);
    box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.12);
}

html[data-theme="light"] .toggle input:checked + .toggle-track::after {
    background: #ffffff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.2);
}

/* Segmented checked — reemplaza el fondo cyan hardcodeado */
html[data-theme="light"] .segmented input:checked + label {
    background: #ffffff;
    color: #0369a1;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1), inset 0 0 0 1px rgba(3,105,161,0.25);
    border-right-color: rgba(3,105,161,0.15);
}

/* Auth card glow y líneas — quitar el cyan brillante */
html[data-theme="light"] .auth-card::before,
html[data-theme="light"] .auth-card::after {
    display: none;
}

/* Form focus ring — usar azul oscuro en vez de cyan brillante */
html[data-theme="light"] .form-group input:focus,
html[data-theme="light"] .form-group select:focus,
html[data-theme="light"] .form-group textarea:focus {
    border-color: #0369a1;
    box-shadow: 0 0 0 3px rgba(3, 105, 161, 0.12);
    background: #ffffff;
}


/* Typed cursor en showcase */
html[data-theme="light"] .typed-cursor {
    color: #0369a1;
}

/* Links */
html[data-theme="light"] a {
    color: #0369a1;
}

html[data-theme="light"] a:hover {
    color: #0284c7;
}

/* Spinner con nuevo primary */
html[data-theme="light"] .spinner {
    border-color: rgba(3, 105, 161, 0.15);
    border-top-color: #0369a1;
    filter: none;
}

/* Stat card delta: colores de contraste para fondo claro */
html[data-theme="light"] .stat-card__value {
    color: #0d1f3c;
}

/* ── Badges más luminosos en modo claro ──────────────────────── */
html[data-theme="light"] .badge-success {
    background: #dcfce7;
    color: #15803d;
    border-color: #86efac;
}

html[data-theme="light"] .badge-error {
    background: #fee2e2;
    color: #b91c1c;
    border-color: #fca5a5;
}

html[data-theme="light"] .badge-warning {
    background: #fef3c7;
    color: #92400e;
    border-color: #fcd34d;
}

html[data-theme="light"] .badge-info {
    background: #dbeafe;
    color: #1d4ed8;
    border-color: #93c5fd;
}

html[data-theme="light"] .badge-primary {
    background: #e0f2fe;
    color: #0369a1;
    border-color: #7dd3fc;
    box-shadow: none;
}

html[data-theme="light"] .badge-purple {
    background: #ede9fe;
    color: #5b21b6;
    border-color: #c4b5fd;
    box-shadow: none;
}

/* ── Fondos oscuros hardcodeados en inputs / selects / modal ─── */
html[data-theme="light"] .form-group input,
html[data-theme="light"] .form-group select,
html[data-theme="light"] .form-group textarea {
    background: #f8fafc;
}

html[data-theme="light"] .form-group select option {
    background: #ffffff;
    color: #0d1f3c;
}

html[data-theme="light"] .modal-overlay {
    background: rgba(13, 31, 60, 0.45);
}

/* ── Segmented fondo oscuro hardcodeado ───────────────────────── */
html[data-theme="light"] .segmented {
    background: #f1f5f9;
}

/* ── btn-secondary fondo oscuro hardcodeado ───────────────────── */
html[data-theme="light"] .btn-secondary {
    background: #ffffff;
}

/* ── Table th fondo oscuro hardcodeado ───────────────────────── */
html[data-theme="light"] .table th {
    background: #f8fafc;
}

/* ── Auth card orb (radial purple) — quitar en claro ─────────── */
html[data-theme="light"] .auth-card .hero-orb,
html[data-theme="light"] .auth-card::before {
    display: none;
}

/* ── Hero-shell card: quitar orbs de gradiente en claro ──────── */
html[data-theme="light"] .hero-shell {
    background: #ffffff;
}

/* ── Hover del input en claro: borde neutro sin cyan duro ─────── */
html[data-theme="light"] .form-group input:hover,
html[data-theme="light"] .form-group select:hover,
html[data-theme="light"] .form-group textarea:hover {
    border-color: rgba(13, 31, 60, 0.24);
    background: #ffffff;
}

/* ── focus-shadow: 0 0 20px rgba(6,182,212,0.1) hardcodeado ─── */
html[data-theme="light"] .form-group input:focus,
html[data-theme="light"] .form-group select:focus,
html[data-theme="light"] .form-group textarea:focus {
    box-shadow:
        0 0 0 3px rgba(3, 105, 161, 0.12),
        0 0 8px rgba(3, 105, 161, 0.06);
}

/* ── Toggle track fondo: rgba(120,150,200) hardcodeado ───────── */
html[data-theme="light"] .toggle-track {
    background: #e2e8f0;
    border-color: rgba(13, 31, 60, 0.12);
}

/* ── Badge purple glow: rgba(139,92,246) hardcodeado ─────────── */
html[data-theme="light"] .badge-purple {
    box-shadow: none;
}

/* ── Card-purple glow hardcodeado ────────────────────────────── */
html[data-theme="light"] .card-purple {
    box-shadow: var(--shadow-md), -3px 0 10px rgba(91, 33, 182, 0.08);
}
html[data-theme="light"] .card-success {
    box-shadow: var(--shadow-md), -3px 0 10px rgba(21, 128, 61, 0.08);
}
html[data-theme="light"] .card-error {
    box-shadow: var(--shadow-md), -3px 0 10px rgba(185, 28, 28, 0.08);
}
html[data-theme="light"] .card-warning {
    box-shadow: var(--shadow-md), -3px 0 10px rgba(146, 64, 14, 0.08);
}
html[data-theme="light"] .card-info {
    box-shadow: var(--shadow-md), -3px 0 10px rgba(3, 105, 161, 0.08);
}

/* ══════════════════════════════════════════════════════════════
   APP SHELL  —  base_app.html layout
   ══════════════════════════════════════════════════════════════ */

/* ── App Bar (top nav) ────────────────────────────────────────── */
.app-bar {
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0 1.5rem;
    height: 3.25rem;
    background: var(--color-glass);
    backdrop-filter: blur(var(--blur-lg));
    -webkit-backdrop-filter: blur(var(--blur-lg));
    border-bottom: 1px solid var(--color-glass-border);
}

.app-bar-brand {
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    flex-shrink: 0;
    text-decoration: none;
}

.app-bar-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    flex: 1;
}

/* Links de navegación dentro del top bar */
.app-bar-nav a {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.75rem;
    border-radius: var(--radius-md);
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.app-bar-nav a:hover,
.app-bar-nav a.active {
    color: var(--color-text);
    background: var(--color-primary-light);
}

.app-bar-nav a.active {
    color: var(--color-primary);
}

.app-bar-end {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
    flex-shrink: 0;
}

.app-bar-user {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    max-width: 14ch;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Toggle integrado en el top bar (no flotante) */
.theme-toggle-inline {
    position: static;
    bottom: auto;
    right: auto;
    width: 2rem;
    height: 2rem;
    font-size: 0.85rem;
    box-shadow: none;
    background: transparent;
    border-color: var(--color-border-light);
    flex-shrink: 0;
}

.theme-toggle-inline:hover {
    background: var(--color-primary-light);
    box-shadow: none;
    transform: none;
}

html[data-theme="light"] .theme-toggle-inline {
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

/* ── App Shell (wrapper) ─────────────────────────────────────── */
.app-shell {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ── Page Header ─────────────────────────────────────────────── */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.75rem 1.5rem 0;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

.page-header-left {
    min-width: 0;
}

.page-title {
    font-size: 1.4rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--color-text);
    margin: 0 0 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.page-subtitle {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    margin: 0;
}

.page-header-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-shrink: 0;
    padding-top: 0.25rem;
}

/* ── App Content ─────────────────────────────────────────────── */
.app-content {
    flex: 1;
    padding: 1.5rem;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

/* ── Light mode app-bar ──────────────────────────────────────── */
html[data-theme="light"] .app-bar {
    background: rgba(255, 255, 255, 0.92);
    border-bottom-color: rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* ── Empty state ─────────────────────────────────────────────── */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 3rem 1.5rem;
    text-align: center;
}

.empty-icon {
    font-size: 2.5rem;
    opacity: 0.35;
    line-height: 1;
}

.empty-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-text-secondary);
}

.empty-message {
    font-size: 0.82rem;
    color: var(--color-text-muted);
    max-width: 32ch;
}

/* ── Stat card ───────────────────────────────────────────────── */
.stat-card {
    padding: 1.25rem 1.5rem;
}

.stat-icon {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    display: block;
    opacity: 0.7;
}

.stat-value {
    font-size: 1.85rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--color-text);
    line-height: 1.1;
}

.stat-label {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    margin-top: 0.2rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-trend {
    font-size: 0.78rem;
    font-weight: 600;
    margin-top: 0.5rem;
}

.trend-up   { color: var(--color-success); }
.trend-down { color: var(--color-danger); }

/* ── Alert ───────────────────────────────────────────────────── */
.alert {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-size: 0.83rem;
    border: 1px solid transparent;
    margin-bottom: 1rem;
}

.alert-close {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    color: inherit;
    opacity: 0.6;
    flex-shrink: 0;
    padding: 0;
    line-height: 1;
}

.alert-info    { background: var(--color-primary-light); border-color: rgba(6,182,212,0.25); color: var(--color-text-secondary); }
.alert-success { background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.25); color: var(--color-text-secondary); }
.alert-warning { background: rgba(245,158,11,0.08); border-color: rgba(245,158,11,0.25); color: var(--color-text-secondary); }
.alert-danger  { background: rgba(239,68,68,0.08); border-color: rgba(239,68,68,0.25); color: var(--color-text-secondary); }

html[data-theme="light"] .alert-info    { color: #0c4a6e; }
html[data-theme="light"] .alert-success { color: #14532d; }
html[data-theme="light"] .alert-warning { color: #78350f; }
html[data-theme="light"] .alert-danger  { color: #7f1d1d; }

/* ── Theme toggle button ──────────────────────────────────────── */
.theme-toggle {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 9000;
    width: 2.6rem;
    height: 2.6rem;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-glass);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    color: var(--color-text-secondary);
}

.theme-toggle:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md), 0 0 12px var(--color-primary-glow);
    transform: scale(1.05);
}

html[data-theme="light"] .theme-toggle {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.12);
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

/* ── Home / landing ───────────────────────────────────────────── */
.home-login-button {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 9000;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-glass);
    backdrop-filter: blur(var(--blur-md));
    -webkit-backdrop-filter: blur(var(--blur-md));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-secondary);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
}

.home-login-button:hover {
    color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md), 0 0 12px var(--color-primary-glow);
    transform: scale(1.05);
}

.home-login-button svg {
    width: 1.3rem;
    height: 1.3rem;
    fill: currentColor;
}

.home-logo-wrapper {
    min-height: calc(100vh - 6rem);
    display: flex;
    align-items: center;
    justify-content: center;
}

.home-logo-image {
    width: min(58vw, 320px);
    height: auto;
}

html[data-theme="light"] .home-login-button {
    background: #ffffff;
    border-color: rgba(15, 23, 42, 0.12);
    box-shadow: 0 2px 12px rgba(0,0,0,0.1);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}