/* ============================================================
   Mirai4 — Sitio corporativo
   Sistema de diseno: sobrio, tecnologico, orientado a datos/BI.
   Tema oscuro por defecto, con variante clara via [data-theme].
   ============================================================ */

/* ---------- Tokens de tema ---------- */
:root,
[data-theme="dark"] {
    --bg: #0b0e14;
    --bg-soft: #0e121b;
    --surface: #11151f;
    --surface-2: #161c28;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);

    --text: #e8edf4;
    --text-muted: #9aa7b8;
    --text-faint: #6b7787;

    --accent: #22d3ee;
    --accent-2: #3b82f6;
    --accent-soft: rgba(34, 211, 238, 0.12);
    --on-accent: #04141a;

    --grid-line: rgba(255, 255, 255, 0.035);
    --glow: rgba(34, 211, 238, 0.18);
    --shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.65);
    --shadow-sm: 0 8px 24px -12px rgba(0, 0, 0, 0.6);

    color-scheme: dark;
}

[data-theme="light"] {
    --bg: #ffffff;
    --bg-soft: #f6f8fc;
    --surface: #ffffff;
    --surface-2: #f1f5fa;
    --border: rgba(13, 22, 38, 0.10);
    --border-strong: rgba(13, 22, 38, 0.18);

    --text: #0f1722;
    --text-muted: #515c6b;
    --text-faint: #808a98;

    --accent: #0e7490;
    --accent-2: #2563eb;
    --accent-soft: rgba(14, 116, 144, 0.10);
    --on-accent: #ffffff;

    --grid-line: rgba(13, 22, 38, 0.04);
    --glow: rgba(37, 99, 235, 0.14);
    --shadow: 0 24px 60px -24px rgba(20, 36, 66, 0.20);
    --shadow-sm: 0 10px 30px -16px rgba(20, 36, 66, 0.18);

    color-scheme: light;
}

/* ---------- Reset y base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    scroll-padding-top: 88px;
    -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    * { animation: none !important; transition: none !important; }
}

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    transition: background-color 0.3s ease, color 0.3s ease;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: 'Space Grotesk', 'Inter', system-ui, sans-serif;
    font-weight: 600;
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin: 0;
    color: var(--text);
}

h1:focus, h2:focus { outline: none; }

p { margin: 0; }

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.18s ease, opacity 0.18s ease;
}
a:hover { opacity: 0.85; }

img, svg { max-width: 100%; display: block; }

::selection {
    background: var(--accent);
    color: var(--on-accent);
}

/* ---------- Layout ---------- */
.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding-inline: 24px;
}

.section {
    padding-block: clamp(64px, 9vw, 120px);
    position: relative;
}

.section--tight { padding-block: clamp(48px, 6vw, 80px); }

.section__head {
    max-width: 720px;
    margin-bottom: clamp(36px, 5vw, 56px);
}

.section__head--center {
    margin-inline: auto;
    text-align: center;
}

/* ---------- Tipografia utilitaria ---------- */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 18px;
}
.eyebrow::before {
    content: "";
    width: 22px;
    height: 1.5px;
    background: var(--accent);
    display: inline-block;
}
.section__head--center .eyebrow { justify-content: center; }

.section-title {
    font-size: clamp(1.9rem, 3.6vw, 2.9rem);
}

.section-sub {
    margin-top: 16px;
    font-size: 1.075rem;
    color: var(--text-muted);
    max-width: 60ch;
}
.section__head--center .section-sub { margin-inline: auto; }

.lead {
    font-size: 1.15rem;
    color: var(--text-muted);
}

/* ---------- Marca (logo: roundel M4 + wordmark mirai4) ---------- */
.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    font-family: 'Outfit', system-ui, sans-serif;
}
.brand:hover { opacity: 1; }

.brand__mark {
    display: grid;
    place-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    font-family: 'Outfit', system-ui, sans-serif;
    font-weight: 600;
    font-size: 16px;
    line-height: 1;
    color: #fff;
    background: linear-gradient(135deg, #2f6df6, #22d3ee);
    box-shadow: 0 6px 18px -8px var(--glow);
    user-select: none;
}

.brand__word {
    font-weight: 600;
    font-size: 1.4rem;
    letter-spacing: -0.01em;
    color: #2f6df6; /* "mirai" — azul de marca, legible en claro y oscuro */
}
.brand__accent { color: var(--accent); } /* "4" — acento (cyan/teal segun tema) */

/* Variante chica (footer) */
.brand--sm .brand__mark { width: 34px; height: 34px; font-size: 14px; }
.brand--sm .brand__word { font-size: 1.22rem; }

/* ---------- Botones ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1;
    padding: 13px 22px;
    border-radius: 10px;
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
    transition: transform 0.15s ease, background-color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease, color 0.18s ease;
}
.btn:active { transform: translateY(1px); }

.btn--primary {
    background: var(--accent);
    color: var(--on-accent);
    box-shadow: 0 8px 24px -10px var(--glow);
}
.btn--primary:hover {
    opacity: 1;
    box-shadow: 0 12px 30px -8px var(--glow);
    transform: translateY(-1px);
}

.btn--ghost {
    background: transparent;
    color: var(--text);
    border-color: var(--border-strong);
}
.btn--ghost:hover {
    opacity: 1;
    border-color: var(--accent);
    color: var(--accent);
}

.btn--block { width: 100%; }
.btn .arrow { transition: transform 0.18s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Pildora / badge ---------- */
.badge-soft {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    padding: 5px 11px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
}

/* ---------- Fondo decorativo de grilla (tech/BI) ---------- */
.grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
    background-size: 56px 56px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
    pointer-events: none;
    z-index: 0;
}

/* ---------- Tarjetas ---------- */
.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
    transform: translateY(-3px);
    border-color: var(--border-strong);
    box-shadow: var(--shadow-sm);
}

/* ---------- Grids reutilizables ---------- */
.grid {
    display: grid;
    gap: 22px;
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
    .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* ---------- Pantalla de carga ---------- */
.app-loading {
    position: fixed;
    inset: 0;
    display: grid;
    place-content: center;
    justify-items: center;
    gap: 1.5rem;
    background: var(--bg, #0b0e14);
}
.app-loading__mark {
    width: 56px;
    height: 56px;
    border-radius: 50%;
}

.loading-progress {
    position: relative;
    display: block;
    width: 6rem;
    height: 6rem;
}
.loading-progress circle {
    fill: none;
    stroke: rgba(255, 255, 255, 0.12);
    stroke-width: 0.5rem;
    transform-origin: 50% 50%;
    transform: rotate(-90deg);
}
.loading-progress circle:last-child {
    stroke: #22d3ee;
    stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
    transition: stroke-dasharray 0.05s ease-in-out;
}
.loading-progress-text {
    position: absolute;
    inset: auto;
    font-weight: 600;
    color: var(--text-muted, #9aa7b8);
}
.loading-progress-text:after {
    content: var(--blazor-load-percentage-text, "Cargando");
}

/* ---------- Error UI de Blazor ---------- */
#blazor-error-ui {
    color-scheme: light only;
    background: #1f2530;
    color: #e8edf4;
    bottom: 0;
    box-shadow: 0 -1px 12px rgba(0, 0, 0, 0.4);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}
#blazor-error-ui .reload { color: #22d3ee; }
#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

.blazor-error-boundary {
    background: #b32121;
    padding: 1rem;
    color: white;
}
.blazor-error-boundary::after { content: "Ocurrió un error."; }