/* ══════════════════════════════════════════════════════════════
   TradeMatches — Blog theme
   Mismos tokens que la home (index.html). Cargado DESPUÉS de
   Tailwind CDN: las reglas que neutralizan utilidades claras
   llevan !important porque Tailwind inyecta su <style> al vuelo
   y el orden en el documento no está garantizado.
   ══════════════════════════════════════════════════════════════ */

:root {
    --tm-bg:        #0A0814;
    --tm-bg-2:      #120F1E;
    --tm-surface:   #17132A;
    --tm-surface-2: #1F1A36;
    --tm-border:    rgba(255,255,255,0.08);
    --tm-border-2:  rgba(255,255,255,0.14);

    --tm-text:       #F4EEFF;
    --tm-text-dim:   rgba(244,238,255,0.68);
    --tm-text-muted: rgba(244,238,255,0.42);
    --tm-text-faint: rgba(244,238,255,0.22);

    --holo-1: #FF4BD8;
    --holo-2: #7A5BFF;
    --holo-3: #35C7FF;
    --holo-4: #5BFFC3;
    --holo-5: #FFD76B;

    --accent:      #7A5BFF;
    --accent-soft: rgba(122,91,255,0.16);

    --font-ui:    'Space Grotesk', 'Noto Sans JP', 'Noto Sans KR', 'Noto Sans SC', -apple-system, sans-serif;
    --font-mono:  'JetBrains Mono', ui-monospace, monospace;
    --font-serif: 'Instrument Serif', Georgia, serif;
}

/* ── BASE ────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-ui);
    background: var(--tm-bg);
    color: var(--tm-text);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* Fondo holográfico igual que el hero de la home */
.holo-bg {
    background:
        radial-gradient(ellipse 60% 40% at 20% 10%,  rgba(255,75,216,0.28),  transparent 60%),
        radial-gradient(ellipse 70% 50% at 80% 20%,  rgba(53,199,255,0.28),  transparent 60%),
        radial-gradient(ellipse 80% 60% at 50% 100%, rgba(122,91,255,0.32),  transparent 70%),
        linear-gradient(180deg, #120F1E 0%, #0A0814 100%);
}

.grain { position: relative; }
.grain::after {
    content: '';
    position: absolute; inset: 0;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.3 0'/></filter><rect width='200' height='200' filter='url(%23n)' opacity='0.5'/></svg>");
    mix-blend-mode: overlay;
    opacity: 0.18;
    pointer-events: none;
}

.holo-text {
    background: linear-gradient(90deg, #FF4BD8, #7A5BFF 40%, #35C7FF 75%, #5BFFC3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── TIPOGRAFÍA ──────────────────────────────────────────── */
/* Titular de artículo: Instrument Serif itálica, como el hero de la home */
.tm-title {
    font-family: var(--font-serif) !important;
    font-style: italic;
    font-weight: 400 !important;
    letter-spacing: -0.02em;
    line-height: 1.05;
    color: var(--tm-text);
}

/* Etiqueta de categoría / kicker: JetBrains Mono */
.tm-kicker {
    font-family: var(--font-mono) !important;
    font-size: 10px !important;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--holo-1) !important;
}

.tm-label {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.12em;
    color: var(--tm-text-muted);
}

/* ── PILL ────────────────────────────────────────────────── */
.pill-holo {
    background: transparent;
    border: 1px solid transparent;
    background-image:
        linear-gradient(var(--tm-bg-2), var(--tm-bg-2)),
        linear-gradient(90deg, #FF4BD8, #7A5BFF, #35C7FF, #5BFFC3);
    background-origin: border-box;
    background-clip: padding-box, border-box;
    color: var(--tm-text);
    font-family: var(--font-mono);
    font-size: 11px; font-weight: 500;
    letter-spacing: 0.08em;
    display: inline-flex; align-items: center; gap: 6px;
    padding: 5px 12px; border-radius: 999px;
}

/* ── BOTONES ─────────────────────────────────────────────── */
.btn-primary {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 14px 28px;
    border-radius: 14px;
    font-family: var(--font-ui); font-weight: 600; font-size: 15px;
    letter-spacing: -0.01em;
    border: none; cursor: pointer; text-decoration: none;
    background: linear-gradient(135deg, #FF4BD8, #7A5BFF 40%, #35C7FF);
    color: white;
    box-shadow:
        inset 0 1px 0 rgba(255,255,255,0.25),
        inset 0 -8px 20px rgba(122,91,255,0.25),
        0 8px 24px rgba(122,91,255,0.35);
    transition: transform 0.12s ease, box-shadow 0.2s ease;
}
.btn-primary:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 12px 32px rgba(122,91,255,0.45); }
.btn-primary:active { transform: scale(0.97); }

.btn-ghost {
    display: inline-flex; align-items: center; justify-content: center; gap: 10px;
    padding: 14px 28px;
    border-radius: 14px;
    font-family: var(--font-ui); font-weight: 600; font-size: 15px;
    letter-spacing: -0.01em;
    border: 0.5px solid rgba(255,255,255,0.18); cursor: pointer; text-decoration: none;
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(12px);
    color: var(--tm-text);
    transition: transform 0.12s ease, background 0.2s ease, border-color 0.2s;
}
.btn-ghost:hover { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.3); transform: translateY(-2px); }
.btn-ghost:active { transform: scale(0.97); }

.btn-sub { font-size: 10px; font-family: var(--font-mono); letter-spacing: 0.08em; opacity: 0.8; font-weight: 500; }
.btn-main { font-size: 15px; font-weight: 700; line-height: 1.2; }

/* ── CTA ─────────────────────────────────────────────────── */
/* Mismo tratamiento que el CTA final de la home: fondo oscuro
   con halo radial, no un degradado plano. */
.tm-cta {
    background: var(--tm-bg-2);
    border-top: 0.5px solid var(--tm-border);
    position: relative;
    overflow: hidden;
}
.tm-cta::before {
    content: '';
    position: absolute; top: 50%; left: 50%;
    transform: translate(-50%,-50%);
    width: 600px; height: 300px;
    background: radial-gradient(ellipse, rgba(122,91,255,0.10) 0%, transparent 70%);
    pointer-events: none;
}
.tm-cta-box {
    background: var(--tm-surface);
    border: 0.5px solid var(--tm-border-2);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.tm-cta-box::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, #FF4BD8, #7A5BFF, #35C7FF);
}

/* ── NAV ─────────────────────────────────────────────────── */
.tm-nav {
    background: rgba(10,8,20,0.72) !important;
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 0.5px solid var(--tm-border-2) !important;
}

/* ── SUPERFICIES ─────────────────────────────────────────── */
.tm-card {
    background: var(--tm-surface) !important;
    border: 0.5px solid var(--tm-border-2) !important;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.06);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s;
}
.tm-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 48px rgba(0,0,0,0.5) !important;
    border-color: rgba(255,255,255,0.22) !important;
}

/* ── PROSA ───────────────────────────────────────────────── */
.prose h2 {
    font-family: var(--font-ui);
    font-size: 1.55rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--tm-text);
    margin-top: 2.5rem;
    margin-bottom: 1rem;
}
.prose h3 {
    font-family: var(--font-ui);
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    color: var(--tm-text);
    margin-top: 1.8rem;
    margin-bottom: .6rem;
}
.prose p        { color: var(--tm-text-dim); line-height: 1.8; margin-bottom: 1.2rem; }
.prose ul       { list-style: disc; padding-left: 1.5rem; margin-bottom: 1.2rem; }
.prose ul li    { color: var(--tm-text-dim); line-height: 1.8; margin-bottom: .4rem; }
.prose ul li::marker { color: var(--holo-2); }
.prose ol       { list-style: decimal; padding-left: 1.5rem; margin-bottom: 1.2rem; }
.prose ol li    { color: var(--tm-text-dim); line-height: 1.8; margin-bottom: .4rem; }
.prose ol li::marker { color: var(--holo-2); font-family: var(--font-mono); }
.prose strong   { color: var(--tm-text); font-weight: 600; }
.prose em       { color: var(--tm-text); }
.prose a        { color: var(--holo-1); text-decoration: underline; text-underline-offset: 3px; transition: color 0.2s; }
.prose a:hover  { color: var(--holo-3); }
.prose table    { width: 100%; border-collapse: collapse; margin-bottom: 1.5rem; font-size: 14px; }
.prose th, .prose td { border: 0.5px solid var(--tm-border-2); padding: 10px 12px; text-align: left; }
.prose th       { background: var(--tm-surface-2); color: var(--tm-text); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase; }
.prose td       { color: var(--tm-text-dim); }

.tip-box {
    background: var(--accent-soft);
    border-left: 3px solid var(--holo-2);
    border-radius: 0 .75rem .75rem 0;
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
}
.tip-box p      { color: var(--tm-text-dim) !important; }
.tip-box strong { color: var(--tm-text) !important; }

/* ── COMPONENTES DE ARTÍCULO ─────────────────────────────── */
/* Estos bloques vivían en un <style> por página con colores
   claros; se unifican aquí. */
.info-card,
.tool-card {
    background: var(--tm-surface);
    border: 0.5px solid var(--tm-border-2);
    border-radius: 1rem;
    padding: 1.25rem 1.5rem;
    margin-bottom: .75rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}
.tool-card { padding: 1.5rem; margin-bottom: 1rem; }
.info-card p, .tool-card p { color: var(--tm-text-dim); }
.info-card strong, .tool-card strong { color: var(--tm-text); }

.tip {
    background: var(--accent-soft);
    border-left: 3px solid var(--holo-2);
    border-radius: 0 .75rem .75rem 0;
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
}
.tip p { margin-bottom: 0; color: var(--tm-text-dim); }

.alert-green {
    background: rgba(91,255,195,0.10);
    border-left: 3px solid var(--holo-4);
    border-radius: 0 .75rem .75rem 0;
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
}
.alert-red {
    background: rgba(255,91,122,0.10);
    border-left: 3px solid #FF5B7A;
    border-radius: 0 .75rem .75rem 0;
    padding: 1rem 1.25rem;
    margin: 1.5rem 0;
}
.alert-green p, .alert-red p { color: var(--tm-text-dim); margin-bottom: 0; }
.alert-green strong, .alert-red strong { color: var(--tm-text); }

.check-list li,
.cross-list li {
    list-style: none;
    padding-left: 0;
    display: flex;
    gap: .6rem;
    align-items: flex-start;
}
.check-list li::before { content: "✓"; color: var(--holo-4); font-weight: 700; flex-shrink: 0; margin-top: .1rem; }
.cross-list li::before { content: "✗"; color: #FF5B7A;        font-weight: 700; flex-shrink: 0; margin-top: .1rem; }

.tbadge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: .65rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .08em;
    padding: .2rem .6rem;
    border-radius: 9999px;
    margin-bottom: .5rem;
    background: var(--accent-soft);
    color: var(--holo-1);
}

/* ── FOOTER ──────────────────────────────────────────────── */
.tm-footer {
    background: var(--tm-bg-2) !important;
    border-top: 0.5px solid var(--tm-border-2) !important;
}

/* ══════════════════════════════════════════════════════════
   NEUTRALIZAR UTILIDADES CLARAS DE TAILWIND
   El marcado del blog venía de un tema claro; en lugar de
   reescribir cada clase se remapean aquí a los tokens oscuros.
   ══════════════════════════════════════════════════════════ */
.bg-white           { background-color: var(--tm-surface) !important; }
.bg-gray-50,
.bg-gray-100        { background-color: var(--tm-surface-2) !important; }
.bg-red-50          { background-color: var(--accent-soft) !important; }

.text-gray-900,
.text-gray-800      { color: var(--tm-text) !important; }
.text-gray-700,
.text-gray-600      { color: var(--tm-text-dim) !important; }
.text-gray-500,
.text-gray-400      { color: var(--tm-text-muted) !important; }

.border-gray-100,
.border-gray-200    { border-color: var(--tm-border-2) !important; }

/* Semánticos (listas de aciertos/errores, iconos de las fichas) */
.text-green-900,
.text-green-800     { color: var(--tm-text) !important; }
.text-green-600     { color: var(--holo-4) !important; }
.text-red-900,
.text-red-800       { color: var(--tm-text) !important; }
.text-red-500       { color: #FF5B7A !important; }
.text-blue-500      { color: var(--holo-3) !important; }
.bg-blue-50         { background-color: rgba(53,199,255,0.12) !important; }
.text-purple-500    { color: var(--holo-2) !important; }
.bg-purple-50       { background-color: var(--accent-soft) !important; }

.shadow-soft        { box-shadow: 0 8px 32px rgba(0,0,0,0.4) !important; }
.hover\:shadow-xl:hover,
.hover\:shadow-lg:hover,
.hover\:shadow-md:hover { box-shadow: 0 20px 48px rgba(0,0,0,0.5) !important; }

/* Botones claros sobre bloques con degradado holo: el texto
   oscuro sigue siendo legible sobre blanco, así que se conserva. */
.bg-white.text-gray-900 { background-color: #F4EEFF !important; color: #120F1E !important; }
.bg-white.text-gray-900 .text-gray-500 { color: rgba(18,15,30,0.6) !important; }
.hover\:text-gray-900:hover { color: #120F1E !important; }

/* Hover de enlaces del nav / footer */
.hover\:text-brand-red:hover { color: var(--holo-1) !important; }