/* =============================================================================
   El Baúl de Juma — Landing /beneficios
   Mobile-first, sin frameworks, accesible.
   Cambiá los colores en :root y se actualiza todo.
   ============================================================================= */

:root {
    /* Paleta — placeholder cálida/artesanal. Cambiá estos 5 valores y listo. */
    --color-primary: #a44a3f;        /* terracota principal */
    --color-primary-dark: #8a3a30;
    --color-primary-soft: #f3dfd9;
    --color-bg: #fbf7f3;             /* crema de fondo */
    --color-surface: #ffffff;
    --color-text: #2a2421;
    --color-text-muted: #6b5f5a;
    --color-border: #e8ddd5;
    --color-success: #4a7c4e;
    --color-error: #b8443a;

    /* Tipografía — system stack, sin descargas */
    --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui,
                 "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas,
                 "Liberation Mono", monospace;

    /* Espaciado y radios */
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.10);

    /* Anchos */
    --max-w: 520px;
    --max-w-wide: 640px;
}

/* Reset mínimo */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
    margin: 0;
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.55;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }
a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 2px; }
a:hover { color: var(--color-primary-dark); }

/* Accesibilidad: focus visible */
:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 4px;
}

/* Skip link (accesibilidad teclado/lector de pantalla) */
.skip-link {
    position: absolute;
    top: -40px;
    left: 8px;
    background: var(--color-primary);
    color: white;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    z-index: 100;
    transition: top 0.2s;
}
.skip-link:focus { top: 8px; }

/* Container */
.container {
    max-width: var(--max-w-wide);
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.site-header {
    padding: 18px 0;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
}
.brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 700;
    font-size: 17px;
}
.brand-mark { font-size: 22px; }

/* Main / Views */
main { padding: 32px 0 80px; }
.view { animation: fadeIn 0.25s ease; }
.view[hidden] { display: none; }
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero */
.hero { text-align: center; margin-bottom: 28px; }
.eyebrow {
    color: var(--color-primary);
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0 0 8px;
}
.hero-title {
    font-size: clamp(26px, 6vw, 34px);
    line-height: 1.2;
    margin: 0 0 12px;
    font-weight: 800;
    color: var(--color-text);
}
.hero-subtitle {
    font-size: 17px;
    color: var(--color-text-muted);
    margin: 0;
    max-width: 36ch;
    margin-inline: auto;
}

/* Form */
.claim-form {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 24px 22px;
    box-shadow: var(--shadow-md);
    max-width: var(--max-w);
    margin: 0 auto;
}
.form-help {
    font-size: 14px;
    color: var(--color-text-muted);
    margin: 0 0 20px;
    text-align: center;
}

.field { margin-bottom: 18px; }
.field label {
    display: block;
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 6px;
}
.field input[type="email"],
.field input[type="tel"] {
    width: 100%;
    padding: 14px 14px;
    font-size: 16px;            /* evita zoom en iOS */
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.15s, background 0.15s;
}
.field input::placeholder { color: #b3a39c; }
.field input:focus {
    border-color: var(--color-primary);
    background: var(--color-surface);
}
.field input[aria-invalid="true"] {
    border-color: var(--color-error);
}
.field-hint {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: var(--color-text-muted);
}

.consent { margin: 18px 0 22px; }
.consent-label {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    font-size: 14px;
    cursor: pointer;
    color: var(--color-text-muted);
}
.consent-label input { margin-top: 3px; flex-shrink: 0; }

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 16px 24px;
    font-size: 16px;
    font-weight: 700;
    border: none;
    border-radius: var(--radius);
    transition: background 0.15s, transform 0.1s;
    text-decoration: none;
    min-height: 52px;
}
.btn--primary {
    background: var(--color-primary);
    color: white;
}
.btn--primary:hover { background: var(--color-primary-dark); }
.btn--primary:active { transform: translateY(1px); }
.btn--primary:disabled {
    background: var(--color-text-muted);
    cursor: not-allowed;
    transform: none;
}
.btn--secondary {
    background: transparent;
    color: var(--color-primary);
    border: 1.5px solid var(--color-primary);
}
.btn--block { display: flex; }

.legal-mini {
    margin: 16px 0 0;
    font-size: 12px;
    color: var(--color-text-muted);
    text-align: center;
    line-height: 1.5;
}

/* Resultado */
.result-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: var(--max-w);
    margin: 0 auto;
}
.result-eyebrow {
    color: var(--color-success);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0 0 8px;
}
.result-title {
    font-size: 24px;
    margin: 0 0 24px;
    font-weight: 800;
}

.coupon-display {
    background: var(--color-primary-soft);
    border: 2px dashed var(--color-primary);
    border-radius: var(--radius);
    padding: 20px 16px;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}
.coupon-code {
    font-family: var(--font-mono);
    font-size: clamp(22px, 6vw, 28px);
    font-weight: 800;
    letter-spacing: 0.12em;
    color: var(--color-primary-dark);
    user-select: all;
    word-break: break-all;
}
.copy-btn {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: 8px 18px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    min-height: 36px;
}
.copy-btn:hover { background: var(--color-primary-dark); }
.copy-btn-done { color: white; }

.result-details {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
    text-align: left;
    border-top: 1px solid var(--color-border);
}
.result-details li {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 15px;
}
.result-label { color: var(--color-text-muted); }
.result-value { font-weight: 600; }

.result-note {
    margin: 16px 0 0;
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* Error */
.error-card {
    background: var(--color-surface);
    border: 1px solid var(--color-error);
    border-radius: var(--radius-lg);
    padding: 32px 24px;
    text-align: center;
    max-width: var(--max-w);
    margin: 0 auto;
    box-shadow: var(--shadow-md);
}
.error-icon { font-size: 48px; margin: 0 0 12px; }
.error-title { font-size: 22px; margin: 0 0 8px; }
.error-message { color: var(--color-text-muted); margin: 0 0 24px; }

/* Footer */
.site-footer {
    border-top: 1px solid var(--color-border);
    padding: 24px 0;
    background: var(--color-surface);
    text-align: center;
    font-size: 13px;
    color: var(--color-text-muted);
}
.footer-text { margin: 0 0 4px; }
.footer-copy { margin: 0; }

/* Responsive: desktop */
@media (min-width: 720px) {
    .container { padding: 0 24px; }
    main { padding: 56px 0 96px; }
    .claim-form { padding: 32px 28px; }
    .coupon-display { flex-direction: row; justify-content: space-between; }
    .result-card { padding: 40px 32px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}