:root {
    --black: #000000;
    --white: #ffffff;
    --light-gray: #f4f4f4;
    --accent: #111;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: var(--white);
    color: var(--black);
}

/* Navbar simplificada */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 8%;
    background: var(--white);
}

.logo {
    text-align: center;
    line-height: 1;
}

.logo .classic { font-size: 0.7rem; letter-spacing: 4px; font-weight: 700; }
.logo h1 { font-size: 1.8rem; font-weight: 900; margin: 2px 0; }
.logo .shop { font-size: 0.8rem; letter-spacing: 2px; }
.step-indicator {
    font-size: 0.9rem;
    font-weight: 600;
    color: #888;
}

/* Layout Principal */
.container {
    padding: 50px 8%;
    max-width: 1200px;
    margin: 0 auto;
}

.selection-wrapper {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
}

h3 {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 30px;
    text-transform: uppercase;
}

/* Estilos del Calendario */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
    text-align: center;
}

.day-name {
    font-weight: 700;
    font-size: 0.8rem;
    padding-bottom: 15px;
    color: #999;
}

.day {
    padding: 15px;
    border: 1px solid #eee;
    cursor: pointer;
    transition: 0.2s;
    font-size: 0.9rem;
}

.day:hover:not(.empty) {
    background-color: var(--black);
    color: var(--white);
}

.day.selected {
    background-color: var(--black);
    color: var(--white);
    font-weight: 700;
}

.day.empty {
    border: none;
    cursor: default;
}

/* Estilos de Horarios */
.time-slots {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.time-btn {
    padding: 12px;
    background: white;
    border: 1px solid var(--black);
    cursor: pointer;
    font-weight: 600;
    transition: 0.3s;
}

.time-btn.active, .time-btn:hover {
    background: var(--black);
    color: var(--white);
}

/* Resumen y Botón Final */
.summary {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 2px solid var(--black);
}

.summary p {
    margin-bottom: 8px;
    font-size: 0.95rem;
}

.confirm-btn {
    width: 100%;
    margin-top: 30px;
    padding: 18px;
    background: var(--black);
    color: var(--white);
    border: none;
    font-weight: 800;
    text-transform: uppercase;
    cursor: pointer;
    letter-spacing: 1px;
}

.confirm-btn:hover {
    opacity: 0.9;
}

/* Responsivo */
@media (max-width: 850px) {
    .selection-wrapper { grid-template-columns: 1fr; }
    .container { padding: 20px 5%; }
}