/* IceCube - Estilos frontend público
   Paleta: navy glaciar + acento cian frío (agua/hielo), sin recurrir a
   azules corporativos genéricos. Tipografía: Space Grotesk (títulos,
   geométrica/técnica) + Inter (cuerpo, humanista, legible en formularios). */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
    --color-navy: #0B2A43;
    --color-navy-light: #16416B;
    --color-cyan: #2FB6C4;
    --color-cyan-dark: #1E8C97;
    --color-cyan-tint: #EAF7F9;
    --color-bg: #F4F8FB;
    --color-surface: #FFFFFF;
    --color-border: #DCE6ED;
    --color-text: #16232E;
    --color-text-muted: #55697A;
    --color-success: #1F9D55;
    --color-success-bg: #EAF7EE;
    --color-warn: #B9770E;
    --color-warn-bg: #FDF3E2;
    --color-error: #C23B3B;
    --color-error-bg: #FBEAEA;
    --font-display: 'Space Grotesk', 'Segoe UI', Arial, sans-serif;
    --font-body: 'Inter', 'Segoe UI', Arial, sans-serif;
    --radius: 10px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: var(--font-body);
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container { max-width: 720px; margin: 0 auto; padding: 0 1.25rem; }

/* Header simple, sin cortes ni superposiciones que rompan el layout */
.header {
    background: var(--color-navy);
    color: white;
    padding: 2rem 0;
    text-align: center;
}

.brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.65rem;
}

.brand-mark { width: 46px; height: 46px; flex-shrink: 0; }

.header h1 {
    font-family: var(--font-display);
    font-size: 2.1rem;
    font-weight: 700;
    letter-spacing: -0.01em;
}

.tagline {
    font-family: var(--font-body);
    font-size: 1.05rem;
    color: #C7DCEA;
    margin-top: 0.5rem;
}

.whatsapp-group {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem 1.5rem;
    margin-top: 0.75rem;
}

.whatsapp-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: #C7DCEA;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.15s;
}
.whatsapp-link:hover { color: #FFFFFF; }
.whatsapp-icon { width: 22px; height: 22px; flex-shrink: 0; }

.main { flex: 1; padding: 2rem 0 3rem; }

.footer {
    background: var(--color-navy);
    color: #C7DCEA;
    text-align: center;
    padding: 1.5rem 0;
    font-size: 0.85rem;
}

/* Stepper: progreso real de 3 pasos, no decoración */
.stepper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.stepper-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--color-text-muted);
}

.stepper-circle {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--color-border);
    background: var(--color-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: background 0.2s, border-color 0.2s, color 0.2s;
}

.stepper-label {
    font-size: 0.85rem;
    font-weight: 500;
    display: none;
}

.stepper-item.is-current .stepper-circle {
    background: var(--color-navy);
    border-color: var(--color-navy);
    color: white;
}
.stepper-item.is-current .stepper-label,
.stepper-item.is-current { color: var(--color-navy); }

.stepper-item.is-complete .stepper-circle {
    background: var(--color-cyan);
    border-color: var(--color-cyan);
    color: white;
}
.stepper-item.is-complete .stepper-circle::after { content: none; }

.stepper-line {
    width: 32px;
    height: 2px;
    background: var(--color-border);
}

/* Card principal */
.pedido-form {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2.25rem;
}

.step { display: none; }
.step.active { display: block; animation: fadeIn 0.25s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }

.step h2 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-navy);
    margin-bottom: 1.5rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--color-border);
}

.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--color-text);
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.7rem 0.9rem;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    background: var(--color-surface);
    transition: border-color 0.15s, box-shadow 0.15s;
}
.form-group input:focus, .form-group select:focus {
    outline: none;
    border-color: var(--color-cyan);
    box-shadow: 0 0 0 3px rgba(47,182,196,0.18);
}
.form-group input[readonly] { background: var(--color-bg); }
.help-text { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 0.35rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.hidden { display: none !important; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.6rem;
    min-height: 46px;
    border: 1.5px solid transparent;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s, transform 0.1s;
}
.btn:active { transform: scale(0.98); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-primary { background: var(--color-navy); color: white; }
.btn-primary:hover:not(:disabled) { background: var(--color-navy-light); }

.btn-secondary { background: transparent; color: var(--color-navy); border-color: var(--color-border); }
.btn-secondary:hover:not(:disabled) { border-color: var(--color-navy); background: var(--color-bg); }

.btn-sm { padding: 0.55rem 1.1rem; min-height: 38px; font-size: 0.9rem; margin-top: 0.6rem; }

.resumen-card {
    background: var(--color-cyan-tint);
    border: 1px solid #CDEAEE;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.resumen-table { width: 100%; border-collapse: collapse; }
.resumen-table td { padding: 0.55rem 0; border-bottom: 1px solid #D3EBEE; font-size: 0.95rem; }
.resumen-table td:first-child { color: var(--color-text-muted); }
.resumen-table td:last-child { text-align: right; font-weight: 600; }
.resumen-table tr:last-child td { border-bottom: none; }
.resumen-table .total-row td {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-navy);
    border-top: 2px solid var(--color-cyan);
    padding-top: 1rem;
}

.alert { padding: 1rem 1.1rem; border-radius: 8px; margin-bottom: 1rem; font-size: 0.95rem; }
.alert-info { background: var(--color-cyan-tint); border: 1px solid #CDEAEE; color: var(--color-navy); }
.alert-warning { background: var(--color-warn-bg); border: 1px solid #F0DBAE; color: var(--color-warn); }
.alert-success { background: var(--color-success-bg); border: 1px solid #BFE8CC; color: var(--color-success); }
.alert-success h2 { font-family: var(--font-display); color: var(--color-success); margin-bottom: 0.75rem; border: none; padding: 0; }

.error { color: var(--color-error); background: var(--color-error-bg); border: 1px solid #F0C4C4; padding: 0.75rem 1rem; border-radius: 8px; }

#cliente-encontrado, #facturacion-previa { margin-bottom: 1rem; }

.ubicacion-modos { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.75rem; }

#mapa-seleccion {
    height: 280px;
    border-radius: 8px;
    border: 1px solid var(--color-border);
    margin-top: 0.5rem;
}

#direccion-resultados { margin-top: 0.5rem; display: flex; flex-direction: column; gap: 0.4rem; }
.direccion-resultado {
    display: block;
    width: 100%;
    text-align: left;
    white-space: normal;
    line-height: 1.3;
}

.rut-ok { color: var(--color-success); }
.rut-error { color: var(--color-error); }

@media (min-width: 481px) {
    .stepper-label { display: inline; }
}

@media (max-width: 480px) {
    .form-row { grid-template-columns: 1fr; }
    .header { padding: 1.5rem 0; }
    .header h1 { font-size: 1.7rem; }
    .pedido-form { padding: 1.5rem 1.1rem; border-radius: 8px; }
    .stepper-line { width: 20px; }
}

@media (prefers-reduced-motion: reduce) {
    .step.active { animation: none; }
}