/* ════════════════════════════════════════════════════════════════════ */
/*  P437 — DESIGN SYSTEM GLOBAL UNIFICADO 2026-2028                    */
/*  Fortune 500 (Stripe, Linear, Notion, Vercel, Apple HIG, Raycast)   */
/*  Academia Nuevas Tecnologías · Neiva · Colombia                     */
/* ════════════════════════════════════════════════════════════════════ */

:root {
    --u437-primary-50:  #eef2ff;
    --u437-primary-100: #e0e7ff;
    --u437-primary-200: #c7d2fe;
    --u437-primary-300: #a5b4fc;
    --u437-primary-400: #818cf8;
    --u437-primary-500: #6366f1;
    --u437-primary-600: #4f46e5;
    --u437-primary-700: #4338ca;
    --u437-primary-800: #3730a3;

    --u437-success-50:  #ecfdf5;
    --u437-success-100: #d1fae5;
    --u437-success-500: #10b981;
    --u437-success-600: #059669;
    --u437-success-700: #047857;

    --u437-warning-50:  #fffbeb;
    --u437-warning-100: #fef3c7;
    --u437-warning-500: #f59e0b;
    --u437-warning-600: #d97706;

    --u437-error-50:    #fef2f2;
    --u437-error-100:   #fee2e2;
    --u437-error-500:   #ef4444;
    --u437-error-600:   #dc2626;
    --u437-error-700:   #b91c1c;

    --u437-gray-50:     #f9fafb;
    --u437-gray-100:    #f3f4f6;
    --u437-gray-200:    #e5e7eb;
    --u437-gray-300:    #d1d5db;
    --u437-gray-400:    #9ca3af;
    --u437-gray-500:    #6b7280;
    --u437-gray-600:    #4b5563;
    --u437-gray-700:    #374151;
    --u437-gray-800:    #1f2937;
    --u437-gray-900:    #111827;

    --u437-gold-50:     #fefce8;
    --u437-gold-100:    #fef9e7;
    --u437-gold-300:    #f5b942;
    --u437-gold-500:    #d4af37;
    --u437-gold-600:    #b8941f;
    --u437-gold-700:    #92760f;

    --u437-rol-admin:           var(--u437-gold-500);
    --u437-rol-directora:       #8b5cf6;
    --u437-rol-gerente:         #b45309;
    --u437-rol-lider:           #0891b2;
    --u437-rol-asesor:          #ea580c;
    --u437-rol-profesor:        #16a34a;
    --u437-rol-secretaria:      #2563eb;
    --u437-rol-alumno:          var(--u437-gray-500);

    --u437-shadow-xs:    0 1px 2px 0 rgb(15 23 42 / 0.04);
    --u437-shadow-sm:    0 1px 3px 0 rgb(15 23 42 / 0.06), 0 1px 2px -1px rgb(15 23 42 / 0.04);
    --u437-shadow-md:    0 4px 6px -1px rgb(15 23 42 / 0.06), 0 2px 4px -2px rgb(15 23 42 / 0.04);
    --u437-shadow-lg:    0 10px 15px -3px rgb(15 23 42 / 0.08), 0 4px 6px -4px rgb(15 23 42 / 0.04);
    --u437-shadow-xl:    0 20px 25px -5px rgb(15 23 42 / 0.10), 0 8px 10px -6px rgb(15 23 42 / 0.04);
    --u437-shadow-2xl:   0 25px 50px -12px rgb(15 23 42 / 0.18);

    --u437-shadow-card:       0 1px 3px rgb(15 23 42 / 0.06), inset 0 0 0 1px rgb(255 255 255 / 0.08);
    --u437-shadow-card-hover: 0 12px 24px -6px rgb(15 23 42 / 0.10), inset 0 0 0 1px rgb(255 255 255 / 0.10);
    --u437-shadow-button:     0 1px 2px rgb(15 23 42 / 0.06), inset 0 1px 0 rgb(255 255 255 / 0.18), inset 0 -1px 0 rgb(0 0 0 / 0.06);

    --u437-glow-primary:  0 0 0 4px rgb(99 102 241 / 0.12);
    --u437-glow-success:  0 0 0 4px rgb(16 185 129 / 0.12);
    --u437-glow-error:    0 0 0 4px rgb(239 68 68 / 0.12);
    --u437-glow-gold:     0 0 0 4px rgb(212 175 55 / 0.16);

    --u437-ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
    --u437-ease-spring:  cubic-bezier(0.34, 1.56, 0.64, 1);
    --u437-ease-smooth:  cubic-bezier(0.4, 0, 0.2, 1);
    --u437-ease-bounce:  cubic-bezier(0.68, -0.55, 0.265, 1.55);

    --u437-fast:  120ms;
    --u437-base:  200ms;
    --u437-slow:  320ms;
    --u437-slower: 500ms;

    --u437-r-sm:   6px;
    --u437-r-md:   10px;
    --u437-r-lg:   14px;
    --u437-r-xl:   18px;
    --u437-r-2xl:  24px;
    --u437-r-full: 999px;

    --u437-sp-1: 4px;
    --u437-sp-2: 8px;
    --u437-sp-3: 12px;
    --u437-sp-4: 16px;
    --u437-sp-5: 20px;
    --u437-sp-6: 24px;
    --u437-sp-8: 32px;
    --u437-sp-10: 40px;
    --u437-sp-12: 48px;
}

body,
.c410-body, .p413-body, .g431-body, .u408-body, .p425-body, .p426-body {
    font-family: -apple-system, BlinkMacSystemFont, "Inter", "SF Pro Display",
                 "Segoe UI", system-ui, sans-serif !important;
    font-feature-settings: "ss01" on, "cv11" on, "cv09" on, "kern" on;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

h1, h2, h3,
.c410-h1, .c410-h2, .p413-saludo, .g431-header-text h1,
.u408-h1, .u408-h2, .u432-page-title {
    letter-spacing: -0.025em;
    font-feature-settings: "ss01" on, "cv11" on;
}

.kpi, .stat, .metric, [class*="-kpi"], [class*="-stat"], [class*="-metric"],
.u432-kpi-value, .p413-kpi-n, .c410-stat {
    font-variant-numeric: tabular-nums;
}

.u437-eyebrow,
.c410-eyebrow, .p413-eyebrow, .p425-eyebrow, .u432-page-eyebrow {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    font-size: 11px !important;
    font-weight: 700 !important;
    color: var(--u437-primary-600) !important;
    text-transform: uppercase !important;
    letter-spacing: 0.10em !important;
    margin: 0 0 6px !important;
    padding: 4px 10px;
    background: var(--u437-primary-50);
    border-radius: 999px;
    border: 1px solid rgb(99 102 241 / 0.12);
}
.u437-eyebrow::before,
.c410-eyebrow::before, .p413-eyebrow::before,
.p425-eyebrow::before, .u432-page-eyebrow::before {
    content: '';
    width: 6px; height: 6px;
    background: var(--u437-primary-500);
    border-radius: 50%;
    box-shadow: 0 0 0 3px rgb(99 102 241 / 0.20);
    animation: u437-pulse 2s ease-in-out infinite;
}
@keyframes u437-pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.65; transform: scale(1.18); }
}

.c410-card, .p413-card, .p425-card, .u408-card,
.g431-paso-card, .g431-obj-card, .g431-info-list, .g431-section-intro {
    background: white !important;
    border: 1px solid var(--u437-gray-200) !important;
    border-radius: var(--u437-r-lg) !important;
    box-shadow: var(--u437-shadow-card) !important;
    transition: all var(--u437-base) var(--u437-ease-out) !important;
}

.c410-card:hover, .p413-card:hover, .p425-card:hover,
.g431-paso-card:hover, .g431-obj-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--u437-shadow-card-hover) !important;
    border-color: var(--u437-gray-300) !important;
}

button, .btn, [class*="-btn-primary"], [class*="-primary-btn"] {
    transition: all var(--u437-base) var(--u437-ease-out);
}

.c410-btn-primary, .p413-btn-primary,
.u432-btn-primary, .g431-btn-primary,
button.primary, .btn-primary {
    position: relative !important;
    overflow: hidden !important;
    background: linear-gradient(180deg, var(--u437-primary-500), var(--u437-primary-600)) !important;
    color: white !important;
    border: none !important;
    box-shadow: var(--u437-shadow-button), 0 4px 12px rgb(99 102 241 / 0.20) !important;
}

.c410-btn-primary::before, .p413-btn-primary::before,
.u432-btn-primary::before, .g431-btn-primary::before,
button.primary::before, .btn-primary::before {
    content: '';
    position: absolute;
    top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgb(255 255 255 / 0.22), transparent);
    transition: left 0.6s ease-out;
    pointer-events: none;
}

.c410-btn-primary:hover::before, .p413-btn-primary:hover::before,
.u432-btn-primary:hover::before, .g431-btn-primary:hover::before,
button.primary:hover::before, .btn-primary:hover::before {
    left: 100%;
}

.c410-btn-primary:hover, .p413-btn-primary:hover,
.u432-btn-primary:hover, .g431-btn-primary:hover,
button.primary:hover, .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--u437-shadow-button), 0 8px 20px rgb(99 102 241 / 0.32) !important;
}

input[type="text"], input[type="email"], input[type="tel"],
input[type="password"], input[type="number"], input[type="search"],
textarea, select {
    border: 1.5px solid var(--u437-gray-200) !important;
    border-radius: var(--u437-r-md) !important;
    background: white !important;
    color: var(--u437-gray-900) !important;
    transition: all var(--u437-base) var(--u437-ease-out) !important;
    font-family: inherit !important;
}

input:focus, textarea:focus, select:focus {
    outline: none !important;
    border-color: var(--u437-primary-500) !important;
    box-shadow: var(--u437-glow-primary), var(--u437-shadow-sm) !important;
}

button:focus-visible, a:focus-visible,
input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--u437-primary-500);
    outline-offset: 2px;
}

.p413-sidebar,
[class*="sidebar"], [class*="-side-"] {
    border-right: 1px solid var(--u437-gray-200) !important;
    background: linear-gradient(180deg, white 0%, var(--u437-gray-50) 100%) !important;
}

.u437-status-dot,
[class*="-status-dot"], [class*="-active-dot"] {
    display: inline-block;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--u437-success-500);
    box-shadow: 0 0 0 3px var(--u437-success-100);
    animation: u437-status-pulse 2s ease-in-out infinite;
}

@keyframes u437-status-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgb(16 185 129 / 0.40); }
    50% { box-shadow: 0 0 0 6px rgb(16 185 129 / 0); }
}

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--u437-gray-50); }
::-webkit-scrollbar-thumb {
    background: var(--u437-gray-300);
    border-radius: 999px;
    border: 2px solid var(--u437-gray-50);
    transition: background 0.15s;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--u437-gray-400);
}

.u437-gold-accent::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--u437-gold-500) 40%,
        var(--u437-gold-300) 50%,
        var(--u437-gold-500) 60%,
        transparent 100%);
    opacity: 0.6;
}

[data-role="admin"] .c410-card,
[data-role="admin"] .u408-card {
    position: relative;
    overflow: hidden;
}
[data-role="admin"] .c410-card::before,
[data-role="admin"] .u408-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--u437-gold-500), transparent);
    opacity: 0.5;
}

.u437-stagger-item,
.u432-row, .c410-list-item, .p413-card {
    animation: u437-fadeInUp 0.5s var(--u437-ease-out) both;
}
@keyframes u437-fadeInUp {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.u437-spinner {
    width: 16px; height: 16px;
    border: 2px solid var(--u437-gray-200);
    border-top-color: var(--u437-primary-500);
    border-radius: 50%;
    animation: u437-spin 0.6s linear infinite;
}
@keyframes u437-spin {
    to { transform: rotate(360deg); }
}

table {
    border-collapse: separate;
    border-spacing: 0;
}
thead {
    background: linear-gradient(180deg, white 0%, var(--u437-gray-50) 100%);
}
thead th {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 11px;
    font-weight: 700;
    color: var(--u437-gray-400);
    border-bottom: 1px solid var(--u437-gray-200);
}

.u437-toast {
    position: fixed;
    bottom: 24px; right: 24px;
    background: var(--u437-gray-900);
    color: white;
    padding: 12px 18px;
    border-radius: var(--u437-r-md);
    font-size: 13px;
    font-weight: 600;
    box-shadow: var(--u437-shadow-xl);
    z-index: 100000;
    transform: translateY(20px);
    opacity: 0;
    transition: all var(--u437-base) var(--u437-ease-spring);
}
.u437-toast.show { transform: translateY(0); opacity: 1; }
.u437-toast.success { background: linear-gradient(135deg, var(--u437-success-500), var(--u437-success-600)); }
.u437-toast.error { background: linear-gradient(135deg, var(--u437-error-500), var(--u437-error-600)); }
.u437-toast.warning { background: linear-gradient(135deg, var(--u437-warning-500), var(--u437-warning-600)); }

@media (max-width: 768px) {
    .u437-hide-mobile { display: none !important; }
}
@media (min-width: 769px) {
    .u437-show-mobile { display: none !important; }
}