/* ============================================================
   Arkoder — Programa de Afiliados
   Sistema de diseño coherente con css/auth.css y css/landing.css
   ============================================================ */

:root {
    --afi-bg: #05060b;
    --afi-surface: #0d1120;
    --afi-surface-2: #121731;
    --afi-line: rgba(148, 163, 184, .13);
    --afi-line-strong: rgba(148, 163, 184, .26);
    --afi-text: #e6eaf2;
    --afi-muted: #8f99b0;
    --afi-muted-2: #5d677e;
    --afi-emerald-400: #34d399;
    --afi-emerald-500: #10b981;
    --afi-emerald-600: #059669;
    --afi-grad: linear-gradient(100deg, #059669 0%, #10b981 45%, #34d399 100%);
    --afi-red: #f87171;
    --afi-amber: #fbbf24;
    --afi-font-body: 'Inter', system-ui, -apple-system, sans-serif;
    --afi-font-head: 'Space Grotesk', 'Inter', sans-serif;
    --afi-radius: 16px;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

.afi-body {
    margin: 0;
    font-family: var(--afi-font-body);
    background: var(--afi-bg);
    color: var(--afi-text);
    line-height: 1.6;
    font-size: 16px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    background-image:
        radial-gradient(1200px 600px at 80% -10%, rgba(16, 185, 129, .12), transparent 60%),
        radial-gradient(900px 500px at -10% 110%, rgba(16, 185, 129, .08), transparent 60%);
    background-attachment: fixed;
}

.afi-body a {
    color: var(--afi-emerald-400);
    text-decoration: none;
}

.afi-body a:hover {
    color: var(--afi-emerald-500);
}

.afi-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

.afi-narrow {
    max-width: 720px;
}

.afi-narrow-sm {
    max-width: 460px;
}

/* ---------- Navegación ---------- */
.afi-nav {
    border-bottom: 1px solid var(--afi-line);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(5, 6, 11, .7);
}

.afi-nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 68px;
    gap: 18px;
}

.afi-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--afi-text);
    font-family: var(--afi-font-head);
}

.afi-brand em {
    font-style: normal;
    color: var(--afi-emerald-400);
    font-size: .85em;
}

.afi-brand b {
    font-weight: 700;
}

.afi-nav-links {
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.afi-nav-links a {
    color: var(--afi-muted);
    font-size: 14px;
    font-weight: 500;
}

.afi-nav-links a:hover {
    color: var(--afi-text);
}

.afi-lang a.on {
    color: var(--afi-emerald-400);
    font-weight: 700;
}

.afi-lang span {
    color: var(--afi-muted-2);
    margin: 0 4px;
}

/* ---------- Botones ---------- */
.afi-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font: 600 15px var(--afi-font-body);
    padding: 11px 20px;
    border-radius: 6px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all .15s ease;
}

.afi-btn-primary {
    background: var(--afi-grad);
    color: #fff !important;
}

.afi-btn-primary:hover {
    filter: brightness(1.08);
    color: #04110c;
}

.afi-btn-ghost {
    background: rgba(255, 255, 255, .02);
    border-color: var(--afi-line-strong);
    color: var(--afi-text);
}

.afi-btn-ghost:hover {
    border-color: var(--afi-emerald-500);
    color: var(--afi-text);
}

.afi-btn-sm {
    padding: 8px 14px;
    font-size: 13px;
    border-radius: 6px;
}

/* Dos acciones en el mismo renglón (p.ej. Volver / Crear cuenta). */
.afi-acciones-doble {
    display: flex;
    gap: 12px;
    align-items: stretch;
}

.afi-acciones-doble .afi-btn-primary {
    flex: 1;
}

.afi-btn-block {
    width: 100%;
}

/* ---------- Estructura ---------- */
.afi-main {
    flex: 1;
    padding: 40px 0 72px;
}

.afi-section {
    padding: 34px 0;
}

.afi-section-head {
    text-align: center;
    max-width: 620px;
    margin: 0 auto 30px;
}

.afi-section-head h2 {
    font-family: var(--afi-font-head);
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin: 0 0 10px;
}

.afi-kicker {
    display: inline-block;
    font: 600 12.5px var(--afi-font-body);
    letter-spacing: .12em;
    text-transform: uppercase;
    color: var(--afi-emerald-400);
    border: 1px solid var(--afi-line-strong);
    border-radius: 999px;
    padding: 5px 12px;
    margin-bottom: 16px;
}

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

.afi-mini {
    font-size: 12.5px;
}

.afi-mb {
    margin-bottom: 14px;
}

/* ---------- Hero ---------- */
.afi-hero {
    text-align: center;
    padding: 30px 0 10px;
}

.afi-hero h1 {
    font-family: var(--afi-font-head);
    font-size: clamp(2rem, 5vw, 3.2rem);
    line-height: 1.1;
    margin: 0 0 16px;
}

.afi-grad {
    background: var(--afi-grad);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.afi-lead {
    color: var(--afi-muted);
    font-size: 1.05rem;
    max-width: 620px;
    margin: 0 auto 26px;
}

.afi-hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- Stats / cards ---------- */
.afi-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.afi-stat {
    text-align: center;
    border: 1px solid var(--afi-line);
    border-radius: var(--afi-radius);
    padding: 22px 14px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .02), rgba(255, 255, 255, 0));
}

.afi-stat-num {
    display: block;
    font-family: var(--afi-font-head);
    font-size: 1.8rem;
    color: var(--afi-emerald-400);
}

.afi-stat-lbl {
    display: block;
    font-size: 12.5px;
    color: var(--afi-muted);
    margin-top: 4px;
}

.afi-grid3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.afi-grid2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
    margin-top: 22px;
}

.afi-card {
    border: 1px solid var(--afi-line);
    border-radius: var(--afi-radius);
    padding: 24px;
    background: linear-gradient(180deg, rgba(255, 255, 255, .02), rgba(255, 255, 255, 0));
}

.afi-card h3 {
    font-family: var(--afi-font-head);
    margin: 0 0 10px;
    font-size: 1.15rem;
}

.afi-card p {
    margin: 0 0 8px;
    color: var(--afi-muted);
    font-size: 14.5px;
}

.afi-step {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 10px;
    background: rgba(16, 185, 129, .12);
    color: var(--afi-emerald-400);
    font: 700 16px var(--afi-font-head);
    margin-bottom: 12px;
}

.afi-cta {
    text-align: center;
    border: 1px solid var(--afi-line-strong);
    border-radius: 22px;
    padding: 44px 28px;
    background: radial-gradient(700px 300px at 50% -20%, rgba(16, 185, 129, .14), transparent 70%);
}

.afi-cta h2 {
    font-family: var(--afi-font-head);
    font-size: clamp(1.5rem, 3vw, 2.1rem);
    margin: 0 0 12px;
}

.afi-cta p {
    color: var(--afi-muted);
    margin: 0 auto 22px;
    max-width: 560px;
}

/* ---------- Formularios ---------- */
.afi-form-card {
    padding: 30px;
}

.afi-card-head {
    margin-bottom: 20px;
}

.afi-card-head h1 {
    font-family: var(--afi-font-head);
    font-size: 1.5rem;
    margin: 0 0 6px;
}

.afi-card-pie {
    margin-top: 18px;
    font-size: 13.5px;
    color: var(--afi-muted);
}

.afi-fieldset {
    border: 1px solid var(--afi-line);
    border-radius: 13px;
    padding: 18px;
    margin: 0 0 18px;
}

.afi-fieldset legend {
    font: 600 12.5px var(--afi-font-body);
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--afi-emerald-400);
    padding: 0 8px;
}

.afi-campo {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 14px;
}

.afi-campo label {
    font-size: 13.5px;
    color: var(--afi-muted);
    font-weight: 500;
}

.afi-campo input,
.afi-campo select {
    width: 100%;
    padding: 11px 13px;
    border-radius: 6px;
    border: 1px solid var(--afi-line-strong);
    background: rgba(255, 255, 255, .02);
    color: var(--afi-text);
    font: 400 15px var(--afi-font-body);
}

/* El interior del desplegable usa el tema nativo (fondo claro); la letra
   debe ser negra para que resulte legible en cualquier navegador. */
.afi-campo select option {
    color: #000;
    background: #fff;
}

.afi-campo input:focus,
.afi-campo select:focus {
    outline: none;
    border-color: var(--afi-emerald-500);
    background: rgba(16, 185, 129, .05);
}

.afi-fila2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.afi-legal {
    font-size: 12px;
    color: var(--afi-muted-2);
    margin: 4px 0 16px;
}

.afi-alert {
    border-radius: 11px;
    padding: 12px 16px;
    font-size: 13.5px;
    margin-bottom: 16px;
    border: 1px solid var(--afi-line-strong);
}

.afi-alert-ok {
    background: rgba(16, 185, 129, .1);
    border-color: rgba(16, 185, 129, .4);
    color: var(--afi-emerald-400);
}

.afi-alert-error {
    background: rgba(248, 113, 113, .1);
    border-color: rgba(248, 113, 113, .4);
    color: var(--afi-red);
}

.afi-alert-info {
    background: rgba(251, 191, 36, .08);
    border-color: rgba(251, 191, 36, .3);
    color: var(--afi-amber);
}

.afi-errores {
    list-style: none;
    padding: 12px 16px;
    margin: 0 0 16px;
    border: 1px solid rgba(248, 113, 113, .4);
    background: rgba(248, 113, 113, .08);
    border-radius: 11px;
    color: var(--afi-red);
    font-size: 13.5px;
}

.afi-errores li {
    margin: 2px 0;
}

/* ---------- Panel ---------- */
.afi-panel-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 26px;
    align-items: start;
}

.afi-sidebar {
    border: 1px solid var(--afi-line);
    border-radius: var(--afi-radius);
    padding: 18px;
    position: sticky;
    top: 84px;
}

.afi-side-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--afi-line);
    margin-bottom: 14px;
}

.afi-avatar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: var(--afi-grad);
    color: #04110c;
    font: 700 15px var(--afi-font-head);
}

.afi-side-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.afi-side-nav a {
    padding: 9px 12px;
    border-radius: 9px;
    font-size: 14px;
    color: var(--afi-muted);
}

.afi-side-nav a:hover {
    background: rgba(255, 255, 255, .03);
    color: var(--afi-text);
}

.afi-side-nav a.on {
    background: rgba(16, 185, 129, .1);
    color: var(--afi-emerald-400);
    font-weight: 600;
}

.afi-side-out {
    display: block;
    margin-top: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--afi-line);
    font-size: 13.5px;
    color: var(--afi-red);
}

.afi-panel-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    margin-bottom: 22px;
    flex-wrap: wrap;
}

.afi-panel-head h1 {
    font-family: var(--afi-font-head);
    font-size: 1.5rem;
    margin: 0 0 4px;
}

.afi-balance-badge {
    text-align: right;
    border: 1px solid var(--afi-line);
    border-radius: 13px;
    padding: 12px 18px;
}

.afi-balance-badge span {
    display: block;
    font-size: 12px;
}

.afi-balance-badge strong {
    font-family: var(--afi-font-head);
    font-size: 1.4rem;
    color: var(--afi-emerald-400);
}

.afi-metrics {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}

.afi-metric {
    border: 1px solid var(--afi-line);
    border-radius: 13px;
    padding: 16px;
}

.afi-metric-lbl {
    display: block;
    font-size: 12.5px;
    color: var(--afi-muted);
}

.afi-metric-val {
    display: block;
    font-family: var(--afi-font-head);
    font-size: 1.3rem;
    margin: 4px 0;
}

.afi-metric-sub {
    display: block;
    font-size: 11.5px;
    color: var(--afi-muted-2);
}

/* Enlace de referido */
.afi-copy {
    display: flex;
    gap: 8px;
}

.afi-copy input {
    flex: 1;
    padding: 10px 12px;
    border-radius: 10px;
    border: 1px solid var(--afi-line-strong);
    background: rgba(255, 255, 255, .02);
    color: var(--afi-text);
    font: 400 13px ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* Gráfico de barras simple (CSS-only) */
.afi-chart {
    display: flex;
    align-items: flex-end;
    gap: 4px;
    height: 140px;
    padding: 10px 0;
}

.afi-chart-bar {
    flex: 1;
    min-width: 4px;
    background: var(--afi-grad);
    border-radius: 4px 4px 0 0;
    opacity: .85;
    transition: opacity .15s;
}

.afi-chart-bar:hover {
    opacity: 1;
}

/* Tablas */
.afi-tabla-wrap {
    overflow-x: auto;
}

.afi-tabla {
    width: 100%;
    border-collapse: collapse;
    font-size: 13.5px;
}

.afi-tabla th {
    text-align: left;
    font-weight: 600;
    color: var(--afi-muted);
    padding: 10px 12px;
    border-bottom: 1px solid var(--afi-line-strong);
    white-space: nowrap;
}

.afi-tabla td {
    padding: 11px 12px;
    border-bottom: 1px solid var(--afi-line);
}

.afi-tabla tr:hover td {
    background: rgba(255, 255, 255, .015);
}

.afi-tag {
    display: inline-block;
    font-size: 11.5px;
    font-weight: 600;
    padding: 3px 9px;
    border-radius: 999px;
    border: 1px solid var(--afi-line-strong);
}

.afi-tag-paid,
.afi-tag-issued {
    color: var(--afi-emerald-400);
    border-color: rgba(16, 185, 129, .4);
    background: rgba(16, 185, 129, .08);
}

.afi-tag-pending {
    color: var(--afi-amber);
    border-color: rgba(251, 191, 36, .35);
    background: rgba(251, 191, 36, .07);
}

.afi-tag-refunded {
    color: var(--afi-red);
    border-color: rgba(248, 113, 113, .4);
    background: rgba(248, 113, 113, .08);
}

.afi-tag-received {
    color: var(--afi-muted);
}

.afi-pag {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    margin-top: 16px;
    font-size: 13.5px;
    color: var(--afi-muted);
}

/* Visibilidad condicional del método de cobro */
.afi-grupo-paypal {
    display: none;
}

.afi-metodo-bank .afi-grupo-banco {
    display: block;
}

.afi-metodo-bank .afi-grupo-paypal {
    display: none;
}

.afi-metodo-paypal .afi-grupo-banco {
    display: none;
}

.afi-metodo-paypal .afi-grupo-paypal {
    display: block;
}

/* ---------- Footer ---------- */
.afi-footer {
    border-top: 1px solid var(--afi-line);
    margin-top: 40px;
}

.afi-footer-inner {
    display: flex;
    justify-content: space-between;
    gap: 24px;
    padding: 30px 24px;
    flex-wrap: wrap;
}

.afi-brand-sm {
    margin-bottom: 8px;
}

.afi-footer-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    align-items: center;
    font-size: 13.5px;
}

.afi-footer-bottom {
    padding: 16px 24px;
    border-top: 1px solid var(--afi-line);
    font-size: 12.5px;
    color: var(--afi-muted-2);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
    .afi-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .afi-grid3 {
        grid-template-columns: 1fr;
    }

    .afi-grid2 {
        grid-template-columns: 1fr;
    }

    .afi-metrics {
        grid-template-columns: repeat(2, 1fr);
    }

    .afi-panel-layout {
        grid-template-columns: 1fr;
    }

    .afi-sidebar {
        position: static;
    }

    .afi-side-nav {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .afi-side-nav a {
        border: 1px solid var(--afi-line);
    }
}

@media (max-width: 560px) {
    .afi-stats {
        grid-template-columns: 1fr;
    }

    .afi-fila2 {
        grid-template-columns: 1fr;
    }

    .afi-metrics {
        grid-template-columns: 1fr;
    }

    .afi-copy {
        flex-direction: column;
    }
}