/* ============================================================
   NumisBol — Diseño profesional
   Público: adultos/gente mayor. Prioridad: legibilidad y claridad.
   Paleta: carbón oscuro + blanco de alto contraste
   ============================================================ */

.visually-hidden {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

:root {
    /* Fondos — carbón, no negro puro (menos cansador para la vista) */
    --bg:           #1A1A1F;
    --bg-2:         #141418;
    --bg-card:      #22222A;
    --bg-input:     #2A2A34;

    /* Bordes */
    --border:       #32323E;
    --border-light: #3E3E4E;

    /* Texto */
    --text-primary: #FFFFFF;   /* títulos — blanco puro */
    --text-body:    #E0E0EC;   /* cuerpo — blanco suave */
    --text-muted:   #A0A0BC;   /* secundario */
    --text-dim:     #66667A;   /* placeholders */

    /* Acento — plateado frío */
    --accent:       #E8E8FF;
    --accent-hover: #FFFFFF;
    --accent-dim:   #B0B0D0;

    /* Semánticos */
    --success:      #2E7D52;
    --success-text: #7DD4A8;
    --error:        #7D2E2E;
    --error-text:   #F0A0A0;

    /* Tipografía — más grande para adultos mayores */
    --font-base:    17px;
    --font-sm:      15px;
    --font-xs:      13px;
    --font-lg:      19px;
    --font-xl:      22px;
    --font-2xl:     28px;
    --font-3xl:     38px;

    /* Espaciado y forma */
    --radius:       6px;
    --radius-lg:    10px;
    --shadow:       0 4px 24px rgba(0,0,0,.6);
    --shadow-lg:    0 12px 48px rgba(0,0,0,.7);
    --transition:   .2s ease;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: var(--font-base); }
body {
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    background: var(--bg);
    color: var(--text-body);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
}
a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--accent-hover); }
img { max-width: 100%; display: block; }

/* ── Navbar ─────────────────────────────────────────────────── */
.navbar {
    background: var(--bg-2);
    border-bottom: 2px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 68px;
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: .65rem;
    text-decoration: none;
    flex-shrink: 0;
}
.logo-icon { font-size: 1.6rem; line-height: 1; }
.logo-text {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -.3px;
}
.logo-text em {
    font-style: normal;
    color: var(--accent-dim);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: .15rem;
    margin-left: auto;
}
.nav-link {
    color: var(--text-muted);
    font-size: var(--font-sm);
    font-weight: 500;
    padding: .45rem .85rem;
    border-radius: var(--radius);
    transition: color var(--transition), background var(--transition);
    letter-spacing: .1px;
    white-space: nowrap;
}
.nav-link:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,.06);
}
.nav-divider {
    width: 1px;
    height: 20px;
    background: var(--border);
    margin: 0 .5rem;
    flex-shrink: 0;
}
.nav-link-wrap {
    position: relative;
}
.nav-link-locked {
    opacity: .55;
    cursor: default;
    display: inline-flex;
    align-items: center;
    gap: .3rem;
}
.nav-lock {
    font-size: .72rem;
    opacity: .8;
}

/* Tooltip del mercado bloqueado */
.nav-tooltip {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--surface-2, #1E1E2A);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.1rem;
    width: 230px;
    box-shadow: 0 8px 32px rgba(0,0,0,.5);
    z-index: 500;
    flex-direction: column;
    gap: .5rem;
    text-align: center;
}
/* Flechita arriba */
.nav-tooltip::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 10px; height: 10px;
    background: var(--surface-2, #1E1E2A);
    border-left: 1px solid var(--border);
    border-top: 1px solid var(--border);
    rotate: 45deg;
}
.nav-link-wrap:hover .nav-tooltip,
.nav-link-wrap.nav-tooltip-open .nav-tooltip { display: flex; }

.nav-tooltip strong {
    font-size: var(--font-sm);
    color: var(--text-primary);
    display: block;
    margin-bottom: .15rem;
}
.nav-tooltip span {
    font-size: var(--font-xs);
    color: var(--text-muted);
    line-height: 1.45;
    display: block;
}
.nav-tooltip-btns {
    display: flex;
    gap: .5rem;
    margin-top: .5rem;
}
.nav-tooltip-btns a {
    flex: 1;
    padding: .4rem .5rem;
    border-radius: 7px;
    font-size: var(--font-xs);
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    transition: opacity .15s;
}
.nav-tooltip-btns a:first-child {
    background: transparent;
    border: 1px solid var(--border-light);
    color: var(--text-secondary);
}
.nav-tooltip-btns a:last-child {
    background: var(--accent);
    color: #fff;
    border: 1px solid transparent;
}
.nav-tooltip-btns a:hover { opacity: .85; }

/* Pill del usuario logueado */
.nav-user { position: relative; cursor: pointer; margin-left: .75rem; }
.nav-username {
    display: flex;
    align-items: center;
    gap: .5rem;
    background: var(--bg-card);
    color: var(--text-body);
    padding: .4rem 1rem;
    border-radius: 99px;
    font-size: var(--font-sm);
    font-weight: 600;
    border: 1px solid var(--border-light);
    transition: border-color var(--transition), background var(--transition);
    white-space: nowrap;
}
.nav-user.open .nav-username,
.nav-user:focus-within .nav-username {
    border-color: var(--accent-dim);
    background: rgba(255,255,255,.04);
}
.nav-avatar-icon { font-size: 1rem; opacity: .7; }

.nav-dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% + .6rem);
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    min-width: 180px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.nav-user.open .nav-dropdown { display: block; }
.nav-dropdown a {
    display: block;
    padding: .8rem 1.2rem;
    color: var(--text-body);
    font-size: var(--font-sm);
    transition: background var(--transition), color var(--transition);
    border-bottom: 1px solid var(--border);
}
.nav-dropdown a:last-child { border-bottom: none; }
.nav-dropdown a:hover {
    background: rgba(255,255,255,.05);
    color: var(--text-primary);
}

.nav-toggle {
    display: none;
    background: none;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: 1.2rem;
    cursor: pointer;
    margin-left: auto;
    padding: .4rem .6rem;
    border-radius: var(--radius);
}

/* ── Botones ────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    padding: .65rem 1.4rem;
    border-radius: var(--radius);
    font-size: var(--font-sm);
    font-weight: 600;
    cursor: pointer;
    border: 1px solid transparent;
    transition: all var(--transition);
    text-decoration: none;
    letter-spacing: .2px;
    white-space: nowrap;
    line-height: 1.4;
}

/* Primario: fondo gris medio, texto blanco */
.btn-primary {
    background: #3A3A4E;
    color: var(--text-primary);
    border-color: #4A4A62;
}
.btn-primary:hover {
    background: #4A4A62;
    border-color: var(--accent-dim);
    color: var(--accent-hover);
}

/* Secundario: contorno */
.btn-outline {
    background: transparent;
    color: var(--text-muted);
    border-color: var(--border-light);
}
.btn-outline:hover {
    background: rgba(255,255,255,.05);
    border-color: var(--accent-dim);
    color: var(--text-primary);
}

.btn-full  { width: 100%; }
.btn-lg    { padding: .8rem 2rem; font-size: var(--font-lg); border-radius: var(--radius-lg); }

/* ── Main ───────────────────────────────────────────────────── */
.main-content { flex: 1; }
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    box-sizing: border-box;
    width: 100%;
}

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
    border-bottom: 1px solid var(--border);
    padding: 5rem 0 4.5rem;
}
.hero .container {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4rem;
}
.hero-content { flex: 1; max-width: 560px; }

.hero-eyebrow {
    display: inline-block;
    font-size: var(--font-xs);
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent-dim);
    margin-bottom: 1rem;
    padding: .3rem .8rem;
    background: rgba(216,216,240,.08);
    border: 1px solid rgba(216,216,240,.15);
    border-radius: 99px;
}

.hero-title {
    font-size: var(--font-3xl);
    font-weight: 800;
    line-height: 1.2;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
    letter-spacing: -.5px;
}
.hero-title span { display: block; color: var(--accent-dim); }

.hero-subtitle {
    font-size: var(--font-lg);
    color: var(--text-body);
    line-height: 1.7;
    margin-bottom: 2.25rem;
    max-width: 520px;
}

.hero-cta {
    display: flex;
    gap: .85rem;
    flex-wrap: wrap;
    align-items: center;
}

/* ── Collage de monedas en el hero ───────────────────────── */
.hero-collage {
    flex-shrink: 0;
    width: 340px;
}

.collage-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 180px 140px;
    gap: 8px;
}

.collage-item {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    position: relative;
}

.collage-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .4s ease;
}
.collage-item:hover img { transform: scale(1.05); }

/* Placeholder cuando no hay imagen */
.collage-placeholder {
    display: none;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    opacity: .25;
    position: absolute;
    inset: 0;
    background: var(--bg-card);
}

/* Layouts de cada celda */
.collage-large {
    grid-column: 1;
    grid-row: 1;
}
.collage-small {
    grid-column: 2;
    grid-row: 1;
}
/* el tercero va debajo del segundo */
.collage-item:nth-child(3) {
    grid-column: 2;
    grid-row: 2;
}
.collage-wide {
    grid-column: 1;
    grid-row: 2;
}
/* quinto — ocupa toda la fila 3 */
.collage-item:nth-child(5) {
    grid-column: 1 / -1;
    grid-row: 3;
    height: 110px;
}

/* ── Sección estadísticas ───────────────────────────────────── */
.stats-bar {
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 1.75rem 0;
}
.stats-grid {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    text-align: center;
}
.stat-item {}
.stat-number {
    font-size: var(--font-2xl);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    display: block;
    margin-bottom: .3rem;
}
.stat-label {
    font-size: var(--font-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: .8px;
    font-weight: 500;
}

/* ── Features ───────────────────────────────────────────────── */
.features { padding: 5rem 0; }
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}
.section-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: .5rem;
    letter-spacing: -.3px;
}
.section-subtitle {
    font-size: var(--font-base);
    color: var(--text-body);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.65;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}
.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 2rem 1.75rem;
    transition: border-color var(--transition), transform var(--transition);
}
.feature-card:hover {
    border-color: var(--border-light);
    transform: translateY(-2px);
}
.feature-icon-wrap {
    width: 48px;
    height: 48px;
    background: rgba(255,255,255,.05);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    margin-bottom: 1.25rem;
}
.feature-card h3 {
    font-size: var(--font-base);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: .5rem;
}
.feature-card p {
    font-size: var(--font-sm);
    color: var(--text-body);
    line-height: 1.65;
}

/* ── Auth ───────────────────────────────────────────────────── */
.auth-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    padding: 1.5rem 1rem;
    background: var(--bg);
}
.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 1.75rem 2.5rem;
    width: 100%;
    max-width: 460px;
    box-shadow: var(--shadow-lg);
}
.auth-header { margin-bottom: 1.25rem; }
.auth-header h1 {
    font-size: var(--font-2xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: .35rem;
    letter-spacing: -.3px;
}
.auth-header p {
    font-size: var(--font-base);
    color: var(--text-muted);
}

/* ── Formularios ─────────────────────────────────────────────── */
.auth-form { display: flex; flex-direction: column; gap: .9rem; }
.form-group { display: flex; flex-direction: column; gap: .5rem; }
.form-group label {
    font-size: var(--font-sm);
    font-weight: 600;
    color: var(--text-body);
    letter-spacing: .1px;
}
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }

.form-group input,
.form-group textarea {
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: .75rem 1rem;
    color: var(--text-primary);
    font-size: var(--font-base);
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
    width: 100%;
    line-height: 1.6;
}
.form-group textarea {
    resize: vertical;
    min-height: 110px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-light) transparent;
}
.form-group textarea::-webkit-scrollbar { width: 6px; }
.form-group textarea::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 99px; }
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent-dim);
    box-shadow: 0 0 0 3px rgba(144,144,184,.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-dim); }
.form-group small {
    font-size: var(--font-xs);
    color: var(--text-dim);
    line-height: 1.5;
}
.optional { font-weight: 400; opacity: .6; }

/* WhatsApp input con prefijo "+" */
.input-whatsapp {
    display: flex;
    align-items: stretch;
    background: var(--bg-input);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
}
.input-whatsapp:focus-within {
    border-color: var(--accent-dim);
    box-shadow: 0 0 0 3px rgba(176,176,208,.1);
}
.whatsapp-prefix {
    display: flex;
    align-items: center;
    padding: 0 .75rem;
    background: var(--bg-2);
    border-right: 1px solid var(--border);
    color: var(--text-muted);
    font-size: var(--font-base);
    font-weight: 600;
    user-select: none;
    flex-shrink: 0;
}
.input-whatsapp input {
    flex: 1;
    background: transparent;
    border: none;
    padding: .7rem .85rem;
    color: var(--text-primary);
    font-size: var(--font-base);
    font-family: inherit;
    outline: none;
    min-width: 0;
}
.input-whatsapp input::placeholder { color: var(--text-dim); }

.input-password { position: relative; }
.input-password input { padding-right: 3rem; }
.toggle-password {
    position: absolute;
    right: .9rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    color: var(--text-dim);
    transition: color var(--transition);
    padding: .2rem;
}
.toggle-password:hover { color: var(--text-muted); }

/* Password strength */
.password-strength {
    font-size: var(--font-xs);
    font-weight: 600;
    height: 1rem;
    margin-top: .1rem;
}
.strength-weak   { color: #E07070; }
.strength-fair   { color: #D4A850; }
.strength-good   { color: #7EBC6F; }
.strength-strong { color: var(--success-text); }

/* Divisor */
.form-divider {
    height: 1px;
    background: var(--border);
    margin: .25rem 0;
}

/* Submit */
.auth-submit { margin-top: .5rem; }

.auth-footer {
    text-align: center;
    margin-top: 1.25rem;
    font-size: var(--font-sm);
    color: var(--text-muted);
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}
.auth-footer a { color: var(--accent); font-weight: 600; }
.auth-footer a:hover { color: var(--accent-hover); }

.forgot-link {
    font-size: var(--font-sm);
    color: var(--text-muted);
}
.forgot-link:hover { color: var(--text-primary); }

/* Aviso de desarrollo para enlace de reset */
.dev-notice {
    background: rgba(90,90,140,.15);
    border: 1px solid rgba(90,90,140,.35);
    border-radius: var(--radius);
    padding: 1rem;
    margin: 1rem 0;
    font-size: var(--font-sm);
}
.dev-notice-title {
    font-weight: 700;
    color: var(--text-body);
    margin-bottom: .4rem;
}
.dev-notice p { color: var(--text-muted); margin-bottom: .5rem; }
.dev-reset-link {
    display: block;
    word-break: break-all;
    color: var(--accent);
    font-size: var(--font-xs);
    padding: .5rem;
    background: var(--bg-2);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-top: .35rem;
}

/* Indicador de coincidencia de contraseña */
.password-match {
    font-size: var(--font-xs);
    font-weight: 600;
    height: .9rem;
    margin-top: .2rem;
}

/* ── Alerts ──────────────────────────────────────────────────── */
.alert {
    padding: .9rem 1.1rem;
    border-radius: var(--radius);
    font-size: var(--font-sm);
    margin-bottom: 1.25rem;
    line-height: 1.55;
    display: flex;
    gap: .6rem;
    align-items: flex-start;
}
.alert-icon { flex-shrink: 0; font-size: 1rem; margin-top: .1rem; }
.alert-error {
    background: rgba(125,46,46,.18);
    border: 1px solid rgba(125,46,46,.45);
    color: var(--error-text);
}
.alert-error ul { padding-left: 1.1rem; margin-top: .2rem; }
.alert-success {
    background: rgba(46,125,82,.18);
    border: 1px solid rgba(46,125,82,.45);
    color: var(--success-text);
}

/* ── Flash notifications ─────────────────────────────────────── */
.flash-container {
    position: fixed;
    top: 76px;
    right: 1.5rem;
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: .5rem;
    max-width: 340px;
}
.flash {
    padding: .85rem 1.1rem;
    border-radius: var(--radius);
    font-size: var(--font-sm);
    box-shadow: var(--shadow);
    animation: slideIn .25s ease;
    border: 1px solid transparent;
    line-height: 1.45;
}
.flash-success {
    background: rgba(46,125,82,.25);
    border-color: rgba(46,125,82,.5);
    color: var(--success-text);
}
.flash-error {
    background: rgba(125,46,46,.25);
    border-color: rgba(125,46,46,.5);
    color: var(--error-text);
}
@keyframes slideIn {
    from { transform: translateX(110%); opacity: 0; }
    to   { transform: translateX(0);    opacity: 1; }
}

/* ── Footer ──────────────────────────────────────────────────── */
.footer {
    background: var(--bg-2);
    border-top: 1px solid var(--border);
    padding: 2rem;
}
.footer-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}
.footer-brand {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: var(--font-base);
    font-weight: 700;
    color: var(--text-body);
}
.footer-copy {
    font-size: var(--font-xs);
    color: var(--text-dim);
}

/* ── Responsive ──────────────────────────────────────────────── */

/* Tablet (≤900px) */
@media (max-width: 900px) {
    .container { padding: 0 1.25rem; }

    /* Hero */
    .hero { padding: 3.5rem 0 3rem; }
    .hero .container { flex-direction: column; gap: 2rem; }
    .hero-content { max-width: 100%; text-align: center; }
    .hero-cta { justify-content: center; }
    .hero-collage { width: 100%; max-width: 420px; margin: 0 auto; }
    .hero-title { font-size: 2rem; }

    /* Stats */
    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: .75rem; }

    /* Features */
    .features-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile (≤640px) */
@media (max-width: 640px) {
    :root { --font-base: 16px; }
    .container { padding: 0 .5rem; }

    /* Navbar: colapsa en hamburguesa */
    .nav-container { padding: 0 1rem; gap: 1rem; }
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 68px; left: 0; right: 0;
        background: var(--bg-2);
        padding: .5rem 0 0;
        border-bottom: 1px solid var(--border);
        gap: 0;
        z-index: 99;
        box-shadow: 0 16px 48px rgba(0,0,0,.7);
    }
    .nav-links.open { display: flex; }
    .nav-toggle { display: block; }

    /* Links como filas anchas */
    .nav-links .nav-link {
        padding: .85rem 1.5rem;
        border-radius: 0;
        font-size: var(--font-base);
        font-weight: 500;
        color: var(--text-secondary);
        width: 100%;
        border-bottom: 1px solid transparent;
    }
    .nav-links .nav-link:hover {
        background: rgba(255,255,255,.05);
        color: var(--text-primary);
    }
    .nav-links .nav-link-wrap { width: 100%; }
    .nav-links .nav-link-locked {
        padding: .85rem 1.5rem;
        font-size: var(--font-base);
        width: 100%;
    }

    /* Ocultar el divisor vertical en mobile */
    .nav-links .nav-divider { display: none; }

    /* Separador visual entre secciones */
    .nav-links .nav-divider + * { border-top: 1px solid var(--border); margin-top: .75rem; padding-top: .75rem; }

    /* Botones de auth full-width */
    .nav-links .btn {
        width: calc(100% - 3rem);
        margin: .35rem 1.5rem;
        justify-content: center;
    }
    .nav-links .btn + .btn { margin-top: 0; }

    /* Sección de usuario al fondo */
    .nav-user {
        width: 100%;
        border-top: 1px solid var(--border);
        margin-top: .5rem;
    }
    .nav-username {
        width: 100%;
        justify-content: flex-start;
        gap: .75rem;
        padding: .9rem 1.5rem;
        border-radius: 0;
        font-size: var(--font-sm);
        font-weight: 600;
        color: var(--text-muted);
        background: rgba(255,255,255,.03);
    }
    .nav-username::after { margin-left: auto; }
    .nav-user.open .nav-dropdown {
        position: static;
        width: 100%;
        box-shadow: none;
        border-radius: 0;
        margin-top: 0;
        border-top: 1px solid var(--border);
        display: block;
    }
    .nav-dropdown a {
        padding: .75rem 1.5rem;
        font-size: var(--font-sm);
    }

    /* Overlay oscuro detrás del nav mobile */
    .nav-overlay {
        display: none;
        position: fixed;
        inset: 0;
        top: 68px;
        background: rgba(0,0,0,.55);
        backdrop-filter: blur(2px);
        z-index: 98;
    }
    .nav-overlay.open { display: block; }

    /* Hero */
    .hero { padding: 2.5rem 0 2rem; }
    .hero-title { font-size: 1.75rem; }
    .hero-subtitle { font-size: var(--font-sm); }
    .hero-cta { flex-direction: column; gap: .75rem; }
    .hero-cta .btn { width: 100%; }

    /* Stats: 1 columna con cuadros */
    .stats-grid { grid-template-columns: 1fr; gap: .6rem; }
    .stat-number { font-size: 1.6rem; }
    .stat-item {
        background: var(--bg-card);
        border: 1px solid var(--border);
        border-radius: var(--radius-lg);
        padding: 1rem 1.25rem;
    }

    /* Features: 1 columna */
    .features-grid { grid-template-columns: 1fr; }

    /* Auth */
    .auth-wrapper { padding: 1.5rem 1rem; }
    .auth-card { padding: 1.75rem 1.25rem; }
    .auth-card h1 { font-size: var(--font-xl); }

    /* Botones grandes: más cómodos en táctil */
    .btn-lg { padding: .9rem 1.5rem; font-size: var(--font-base); }

    /* Flash */
    .flash-container { padding: 0 1rem; }
}

/* ══════════════════════════════════════════════════════════════
   Anuncios / Eventos — hero derecho + lightbox
══════════════════════════════════════════════════════════════ */

/* Contenedor en el hero */
.hero-anuncios {
    display: flex;
    flex-direction: column;
    gap: .75rem;
    width: 100%;
    max-width: 340px;
    margin-top: -2rem;
}
.hero-anuncios-label {
    font-size: var(--font-xs);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .6px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: .4rem;
}

/* Track del carrusel */
.hero-anuncios-track {
    position: relative;
    width: 100%;
    aspect-ratio: 9 / 13;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border);
}

/* Cada slide */
.hero-anuncio-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity .55s ease;
    border-radius: var(--radius-lg);
    overflow: hidden;
    cursor: pointer;
}
.hero-anuncio-slide.slide-active { opacity: 1; pointer-events: auto; }

/* Flechas del carrusel hero */
.hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    background: rgba(0,0,0,.55);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255,255,255,.15);
    color: #fff;
    font-size: 1.8rem;
    width: 38px; height: 52px;
    border-radius: var(--radius);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    line-height: 1;
    transition: background var(--transition), opacity var(--transition);
    opacity: 0;
}
.hero-anuncios-track:hover .hero-arrow { opacity: 1; }
.hero-arrow:hover { background: rgba(0,0,0,.8); }
.hero-arrow-prev { left: .5rem; }
.hero-arrow-next { right: .5rem; }

/* Dots de paginación */
.hero-anuncios-dots {
    display: flex;
    justify-content: center;
    gap: .45rem;
}
.hero-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--border-light);
    border: none;
    cursor: pointer;
    transition: background var(--transition), transform var(--transition);
    padding: 0;
}
.hero-dot-active {
    background: var(--accent-dim);
    transform: scale(1.3);
}

/* Tarjeta individual */
.anuncio-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
    display: flex;
    flex-direction: column;
    height: 100%;
}
/* Dentro del hero el hover es solo overlay, sin translateY (ya es absolute) */
.hero-anuncio-slide.anuncio-card:hover { transform: none; border-color: var(--border); box-shadow: none; }

.anuncio-img-wrap {
    position: relative;
    overflow: hidden;
    flex: 1;
    min-height: 0;
    background: var(--bg);
}
/* Cuando está fuera del hero (si se usa en otro contexto) mantener aspecto */
.anuncio-img-wrap img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform .4s ease;
    display: block;
}
.anuncio-card:hover .anuncio-img-wrap img { transform: scale(1.04); }

.anuncio-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,.45);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity var(--transition);
}
.anuncio-card:hover .anuncio-overlay { opacity: 1; }
.anuncio-zoom-icon { font-size: 2rem; }

.anuncio-caption {
    padding: .75rem 1rem .9rem;
    display: flex;
    flex-direction: column;
    gap: .2rem;
}
.anuncio-title {
    font-size: var(--font-sm);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.35;
}
.anuncio-desc {
    font-size: var(--font-xs);
    color: var(--text-muted);
    line-height: 1.45;
}

/* ── Lightbox ────────────────────────────────────────────── */
.anuncio-lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.93);
    z-index: 9000;
    align-items: center;
    justify-content: center;
}
.anuncio-lightbox.lb-open { display: flex; }

/* Wrapper imagen + barra: columna centrada */
.lb-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    max-width: min(88vw, 860px);
    width: 100%;
}

.lightbox-img-wrap {
    width: 100%;
    height: 72vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    cursor: zoom-in;
    border-radius: 10px;
    touch-action: none;
}
.lightbox-img-wrap img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    transform-origin: 0 0;
    user-select: none;
    -webkit-user-drag: none;
    border-radius: 8px;
}

/* Barra de zoom */
.lb-zoom-bar {
    display: flex;
    align-items: center;
    gap: .5rem;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.15);
    border-radius: 12px;
    padding: .5rem .75rem;
}
.lb-zoom-btn {
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.18);
    color: #fff;
    font-size: 1.3rem;
    width: 46px;
    height: 46px;
    border-radius: 9px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background .15s;
    font-family: inherit;
    font-weight: 700;
    line-height: 1;
}
.lb-zoom-btn:hover  { background: rgba(255,255,255,.25); }
.lb-zoom-btn:active { background: rgba(255,255,255,.35); }
.lb-zoom-btn-sm     { font-size: .85rem; }
.lb-zoom-label {
    color: #fff;
    font-size: 1rem;
    font-weight: 700;
    min-width: 4.5rem;
    text-align: center;
    font-variant-numeric: tabular-nums;
    padding: 0 .75rem;
    border-left: 1px solid rgba(255,255,255,.2);
    border-right: 1px solid rgba(255,255,255,.2);
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close {
    position: fixed;
    top: 1.25rem; right: 1.25rem;
    background: rgba(255,255,255,.12);
    border: none;
    color: #fff;
    font-size: 1.4rem;
    width: 44px; height: 44px;
    border-radius: 50%;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition);
    z-index: 9001;
}
.lightbox-close:hover { background: rgba(255,255,255,.25); }

.lightbox-prev,
.lightbox-next {
    position: fixed;
    top: 50%; transform: translateY(-50%);
    background: rgba(255,255,255,.1);
    border: none;
    color: #fff;
    font-size: 2.5rem;
    width: 52px; height: 72px;
    border-radius: var(--radius);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    transition: background var(--transition);
    z-index: 9001;
    line-height: 1;
}
.lightbox-prev { left: .75rem; }
.lightbox-next { right: .75rem; }
.lightbox-prev:hover,
.lightbox-next:hover { background: rgba(255,255,255,.22); }

.lightbox-caption {
    position: fixed;
    bottom: 1.5rem; left: 50%; transform: translateX(-50%);
    background: rgba(0,0,0,.6);
    backdrop-filter: blur(6px);
    color: #fff;
    font-size: var(--font-sm);
    font-weight: 600;
    padding: .5rem 1.25rem;
    border-radius: 99px;
    white-space: nowrap;
    max-width: 80vw;
    overflow: hidden;
    text-overflow: ellipsis;
}
.lightbox-caption:empty { display: none; }

/* ── Panel admin anuncios ────────────────────────────────── */
.admin-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.75rem 2rem;
}
.admin-card-title {
    font-size: var(--font-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1.5rem;
}
.admin-form { display: flex; flex-direction: column; gap: 1rem; }

.admin-anuncios-list { display: flex; flex-direction: column; gap: .75rem; }
.admin-anuncio-row {
    display: grid;
    grid-template-columns: 72px 1fr auto;
    align-items: center;
    gap: 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: .9rem 1.25rem;
    transition: border-color var(--transition);
}
.admin-anuncio-row:hover { border-color: var(--border-light); }
.admin-anuncio-inactivo { opacity: .55; }
.admin-anuncio-thumb {
    width: 72px; height: 72px;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-2);
    flex-shrink: 0;
}
.admin-anuncio-thumb img { width: 100%; height: 100%; object-fit: cover; }
.admin-anuncio-titulo { font-size: var(--font-base); font-weight: 700; color: var(--text-primary); }
.admin-anuncio-desc { font-size: var(--font-xs); color: var(--text-muted); margin-top: .15rem; }
.admin-anuncio-meta { font-size: var(--font-xs); color: var(--text-dim); margin-top: .3rem; }
.admin-anuncio-actions { display: flex; flex-direction: column; gap: .4rem; flex-shrink: 0; }

@media (max-width: 900px) {
    /* En tablet el carrusel va debajo del texto del hero */
    .hero-anuncios { max-width: 340px; margin: 0 auto; }
}
@media (max-width: 640px) {
    .hero-anuncios { max-width: 100%; }
    .hero-anuncios-track { aspect-ratio: 3 / 4; }

    /* Flechas: siempre visibles en touch (no hay hover) */
    .hero-arrow { opacity: .75; width: 32px; height: 44px; font-size: 1.5rem; }
    .hero-arrow-prev { left: .3rem; }
    .hero-arrow-next { right: .3rem; }

    /* Lightbox en móvil */
    .lightbox-prev { left: .15rem; width: 40px; }
    .lightbox-next { right: .15rem; width: 40px; }
    .lightbox-img-wrap { max-width: 95vw; }
    .lightbox-caption { font-size: var(--font-xs); padding: .4rem 1rem; }
    .lb-zoom-bar { display: none; }

    /* Admin anuncios */
    .admin-anuncio-row { grid-template-columns: 56px 1fr; }
    .admin-anuncio-actions { grid-column: 1 / -1; flex-direction: row; flex-wrap: wrap; }
}

/* ── Searchable-select bottom sheet (global) ─────────────────── */
.ss-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.55);
    z-index: 1000;
}
.ss-backdrop.ss-active { display: block; }

.ss-sheet {
    position: fixed;
    left: 0; right: 0; bottom: 0;
    background: var(--bg-card);
    border-radius: 1rem 1rem 0 0;
    z-index: 1001;
    display: flex;
    flex-direction: column;
    max-height: 75vh;
    transform: translateY(100%);
    transition: transform .25s cubic-bezier(.32,.72,0,1);
    box-shadow: 0 -4px 32px rgba(0,0,0,.4);
}
.ss-sheet.ss-active { transform: translateY(0); }
.ss-sheet-handle { width: 36px; height: 4px; background: var(--border); border-radius: 2px; margin: .6rem auto .2rem; flex-shrink: 0; }
.ss-sheet-header { display: flex; align-items: center; justify-content: space-between; padding: .5rem 1.25rem .75rem; flex-shrink: 0; }
.ss-sheet-title { font-weight: 600; font-size: var(--font-base); color: var(--text-primary); }
.ss-sheet-close { background: var(--bg-2); border: none; color: var(--text-dim); font-size: 1rem; cursor: pointer; padding: .3rem .6rem; border-radius: var(--radius); line-height: 1; }
.ss-sheet-search-wrap { padding: 0 1rem .75rem; flex-shrink: 0; }
.ss-sheet-search { width: 100%; background: var(--bg-input); border: 1px solid var(--border-light); border-radius: var(--radius); padding: .75rem 1rem; color: var(--text-primary); font-size: 1rem; outline: none; box-sizing: border-box; }
.ss-sheet-search:focus { border-color: var(--accent-dim); }
.ss-sheet-search::placeholder { color: var(--text-dim); }
.ss-sheet-list { list-style: none; overflow-y: auto; flex: 1; -webkit-overflow-scrolling: touch; padding-bottom: env(safe-area-inset-bottom, 0); }
.ss-sheet-option { padding: 1rem 1.25rem; font-size: var(--font-base); color: var(--text-body); border-bottom: 1px solid rgba(255,255,255,.04); cursor: pointer; display: flex; align-items: center; gap: .6rem; -webkit-tap-highlight-color: transparent; }
.ss-sheet-option:active { background: rgba(255,255,255,.06); }
.ss-sheet-option.ss-sheet-selected { background: rgba(176,176,208,.12); color: var(--text-primary); font-weight: 600; }
.ss-sheet-option.ss-sheet-hidden { display: none; }
.ss-sheet-check { font-size: .85rem; color: var(--accent); flex-shrink: 0; visibility: hidden; width: 1em; }
.ss-sheet-option.ss-sheet-selected .ss-sheet-check { visibility: visible; }
.ss-sheet-group { padding: .5rem 1.25rem .2rem; font-size: .68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--text-dim); }
.ss-sheet-group.ss-sheet-hidden { display: none; }
.ss-sheet-custom { color: var(--accent); font-style: italic; border-top: 1px solid var(--border); margin-top: .25rem; }
.ss-sheet-empty { padding: 1.5rem 1.25rem; text-align: center; color: var(--text-dim); font-size: var(--font-sm); }
.ss-sheet-empty.ss-sheet-hidden { display: none; }

/* ── openSearchSheet dynamic items ─── */
.ss-sheet-dyn-img {
    width: 40px; height: 40px;
    border-radius: 6px;
    object-fit: cover;
    flex-shrink: 0;
    background: var(--bg-2);
}
.ss-sheet-dyn-img--placeholder {
    display: flex; align-items: center; justify-content: center;
    font-size: 1.2rem;
}
.ss-sheet-dyn-info { display: flex; flex-direction: column; gap: .15rem; min-width: 0; }
.ss-sheet-dyn-label { font-size: var(--font-base); color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ss-sheet-dyn-sub { font-size: var(--font-xs); color: var(--text-dim); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ── Modal global ──────────────────────────────────────── */
.modal-overlay { display:none; position:fixed; inset:0; background:rgba(0,0,0,.65); z-index:1000; align-items:center; justify-content:center; padding:1rem; }
.modal-overlay.modal-open { display:flex; }
.modal-box { background:var(--bg-card); border:1px solid var(--border-light); border-radius:var(--radius-lg); width:100%; max-width:480px; box-shadow:var(--shadow-lg); display:flex; flex-direction:column; }
.modal-header { display:flex; align-items:center; justify-content:space-between; padding:1.1rem 1.5rem; border-bottom:1px solid var(--border); }
.modal-title { font-size:1rem; font-weight:700; color:var(--text-primary); }
.modal-close { background:none; border:none; color:var(--text-dim); font-size:1.1rem; cursor:pointer; padding:.2rem .4rem; border-radius:var(--radius); line-height:1; }
.modal-close:hover { color:var(--text-primary); background:rgba(255,255,255,.07); }
.modal-body { padding:1.25rem 1.5rem; display:flex; flex-direction:column; gap:1rem; }
.modal-footer { display:flex; gap:.75rem; justify-content:flex-end; padding:1rem 1.5rem; border-top:1px solid var(--border); }