/* ==========================================================
   AGENDA ÓPTICA CHILE — sistema de diseño de marca
   Azul Oxford #1b2447 · Dorado #d0aa63 · Rojo #db3545
   ========================================================== */

:root {
    --background:        210 20% 98%;
    --foreground:        222 47% 11%;
    --card:              0 0% 100%;

    --primary:           228 45% 19%;   /* #1b2447 */
    --primary-hover:     228 45% 25%;
    --primary-foreground:210 40% 98%;

    --gold:              39 54% 60%;     /* #d0aa63 */
    --gold-hover:        39 54% 68%;
    --gold-light:        39 54% 93%;
    --gold-ink:          39 60% 24%;

    --red:               354 70% 53%;   /* #db3545 */
    --green:             150 63% 37%;

    --muted:             210 40% 96%;
    --muted-foreground:  215 16% 47%;
    --border:            214 32% 90%;

    --radius:            8px;
    --radius-lg:         16px;
    --radius-pill:       999px;

    --ease:              cubic-bezier(0.16, 1, 0.3, 1);

    --shadow-sm:  0 2px 6px rgba(27, 36, 71, .05);
    --shadow-md:  0 8px 24px -6px rgba(27, 36, 71, .12);
    --shadow-lg:  0 24px 60px -18px rgba(27, 36, 71, .32);

    --font-body:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-head:  "KoHo", "Inter", sans-serif;
}

html { font-size: 118%; }
* , *::before, *::after { box-sizing: border-box; }
body { margin: 0; }

body {
    min-height: 100svh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: clamp(14px, 4vw, 44px) 14px;
    font-family: var(--font-body);
    color: hsl(var(--foreground));
    line-height: 1.6;
    background:
        radial-gradient(900px 420px at 50% -8%, hsl(var(--gold) / .13), transparent 70%),
        hsl(var(--background));
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ---------------- Tarjeta ---------------- */

.card {
    position: relative;
    width: 100%;
    max-width: 480px;
    background: hsl(var(--card));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: cardIn .5s var(--ease);
}
@keyframes cardIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

.card__head {
    padding: 24px 28px 22px;
    background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--primary-hover)) 100%);
    border-bottom: 3px solid hsl(var(--gold));
    color: hsl(var(--primary-foreground));
    text-align: center;
}
.card__head h1 {
    margin: 0;
    font-family: var(--font-head);
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: .01em;
}
.card__head p {
    margin: 5px 0 0;
    font-size: .88rem;
    color: hsl(210 30% 82%);
}
.card__head .tag {
    margin-top: 10px;
    padding-top: 9px;
    border-top: 1px solid hsl(0 0% 100% / .15);
    font-size: .8rem;
}
.card__head .tag strong { color: hsl(var(--gold)); font-weight: 700; }

.card__body { padding: 22px 26px 28px; }

/* Franja de confianza / profesionalidad */
.trust {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 15px 26px;
    background: hsl(var(--gold-light));
    border-top: 1px solid hsl(var(--gold) / .35);
    font-size: .84rem;
    line-height: 1.45;
    color: hsl(var(--gold-ink));
}
.trust svg { flex: none; width: 21px; height: 21px; margin-top: 2px; color: hsl(var(--gold-ink)); }
.trust__list { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 5px; }
.trust__list li { position: relative; padding-left: 15px; font-weight: 600; }
.trust__list li::before {
    content: '–';
    position: absolute;
    left: 0;
    font-weight: 700;
}

.wa {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 26px 15px;
    background: hsl(var(--gold-light));
    border-top: 1px solid hsl(var(--gold) / .25);
    font-size: .82rem;
    font-weight: 600;
    color: hsl(var(--muted-foreground));
    text-decoration: none;
    transition: color .2s;
}
.wa:hover { color: #0f7a68; }
.wa svg { flex: none; width: 16px; height: 16px; color: #25D366; }

@media (max-width: 420px) {
    .card__head { padding: 20px 20px 18px; }
    .card__body { padding: 18px 18px 24px; }
    .trust { padding: 12px 18px; font-size: .76rem; }
    .wa { padding: 11px 18px 14px; font-size: .78rem; }
}

/* ---------------- Progreso (segmentos) ---------------- */

.intro {
    margin: 0 0 16px;
    font-size: .92rem;
    line-height: 1.5;
    color: hsl(var(--muted-foreground));
}
.intro strong { color: hsl(var(--primary)); font-weight: 700; }

.progress {
    display: flex;
    gap: 7px;
    margin-bottom: 6px;
}
.progress span {
    height: 6px;
    flex: 1;
    border-radius: var(--radius-pill);
    background: hsl(var(--border));
    transition: background .45s var(--ease), box-shadow .45s var(--ease);
}
.progress span.done    { background: hsl(var(--primary)); }
.progress span.current { background: hsl(var(--gold)); box-shadow: 0 0 10px hsl(var(--gold) / .5); }

.progress-label {
    margin: 8px 0 20px;
    font-size: .82rem;
    font-weight: 600;
    color: hsl(var(--muted-foreground));
    text-transform: uppercase;
    letter-spacing: .06em;
}

/* ---------------- Pasos ---------------- */

.step { animation: stepIn .35s var(--ease); }
@keyframes stepIn { from { opacity: 0; transform: translateX(10px); } to { opacity: 1; transform: none; } }

.step__back {
    appearance: none;
    border: 0;
    background: none;
    color: hsl(var(--primary));
    font: inherit;
    font-size: .86rem;
    font-weight: 600;
    padding: 4px 0;
    margin-bottom: 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}
.step__back:hover { color: hsl(var(--gold-ink)); }

.step__resumen {
    margin: 0 0 16px;
    padding: 12px 14px;
    background: hsl(var(--gold-light));
    border: 1px solid hsl(var(--gold) / .4);
    border-radius: var(--radius);
    font-size: .9rem;
    color: hsl(var(--primary));
}
.step__resumen strong { font-weight: 700; }

/* ---------------- Calendario ---------------- */

.cal__nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 14px;
}
.cal__mes {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 1.05rem;
    color: hsl(var(--primary));
    text-transform: capitalize;
}
.cal__btn {
    appearance: none;
    width: 36px;
    height: 36px;
    border: 1px solid hsl(var(--border));
    background: #fff;
    border-radius: var(--radius-pill);
    font-size: 1.1rem;
    line-height: 1;
    color: hsl(var(--primary));
    cursor: pointer;
    transition: all .25s var(--ease);
}
.cal__btn:hover:not(:disabled) {
    background: hsl(var(--gold));
    border-color: hsl(var(--gold));
    color: #fff;
    transform: scale(1.08);
}
.cal__btn:disabled { opacity: .3; cursor: default; }

.cal__grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 5px;
}
.cal__dow {
    text-align: center;
    font-size: .68rem;
    font-weight: 700;
    color: hsl(var(--muted-foreground));
    padding: 2px 0 7px;
    text-transform: uppercase;
    letter-spacing: .04em;
}
.cal__day {
    appearance: none;
    border: 1.5px solid transparent;
    background: hsl(var(--muted));
    color: hsl(var(--foreground));
    aspect-ratio: 1;
    border-radius: 10px;
    font: inherit;
    font-size: .92rem;
    font-weight: 500;
    cursor: pointer;
    transition: transform .2s var(--ease), background .15s, border-color .15s, box-shadow .2s;
}
.cal__day:hover:not(:disabled) {
    background: #fff;
    border-color: hsl(var(--gold));
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}
.cal__day:disabled {
    background: transparent;
    color: hsl(215 20% 78%);
    cursor: default;
    text-decoration: line-through;
}
.cal__day.is-empty { background: none; border: 0; cursor: default; }
.cal__day.is-today:not(.is-selected) {
    border-color: hsl(var(--primary));
    font-weight: 700;
}
.cal__day.is-selected {
    background: hsl(var(--primary));
    color: #fff;
    border-color: hsl(var(--primary));
    box-shadow: 0 0 0 3px hsl(var(--gold) / .4);
}

.cal__leyenda {
    margin-top: 14px;
    font-size: .78rem;
    color: hsl(var(--muted-foreground));
}

/* ---------------- Horas: pestañas por franja ---------------- */

.franjas {
    display: flex;
    gap: 6px;
    padding: 4px;
    background: hsl(var(--muted));
    border-radius: var(--radius-pill);
    margin-bottom: 16px;
}
.franja {
    appearance: none;
    flex: 1;
    border: 0;
    background: none;
    padding: 9px 6px;
    border-radius: var(--radius-pill);
    font: inherit;
    font-size: .84rem;
    font-weight: 600;
    color: hsl(var(--muted-foreground));
    cursor: pointer;
    transition: all .3s var(--ease);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1px;
    line-height: 1.25;
}
.franja small { font-size: .68rem; font-weight: 600; opacity: .8; }
.franja:hover:not(:disabled):not(.is-active) { color: hsl(var(--primary)); }
.franja.is-active {
    background: #fff;
    color: hsl(var(--primary));
    box-shadow: var(--shadow-sm);
}
.franja:disabled { opacity: .4; cursor: default; }

.horas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(70px, 1fr));
    gap: 8px;
    min-height: 96px;
    align-content: start;
}
.horas__msg {
    grid-column: 1 / -1;
    color: hsl(var(--muted-foreground));
    font-size: .9rem;
    padding: 22px 0;
    text-align: center;
}

.hora {
    appearance: none;
    border: 1.5px solid hsl(var(--border));
    background: #fff;
    color: hsl(var(--primary));
    padding: 11px 6px;
    border-radius: 10px;
    font: inherit;
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform .2s var(--ease), border-color .15s, background .15s, color .15s;
    animation: horaIn .32s var(--ease) both;
}
@keyframes horaIn { from { opacity: 0; transform: translateY(8px) scale(.96); } to { opacity: 1; transform: none; } }
.hora:hover {
    border-color: hsl(var(--gold));
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}
.hora.is-selected {
    background: hsl(var(--primary));
    color: #fff;
    border-color: hsl(var(--primary));
    box-shadow: 0 0 0 3px hsl(var(--gold) / .4);
}
.hora--pronto { border-color: hsl(var(--gold)); box-shadow: 0 0 0 2px hsl(var(--gold) / .2); }

/* Skeleton mientras cargan las horas */
.hora-sk {
    height: 42px;
    border-radius: 10px;
    background: linear-gradient(90deg, hsl(var(--muted)) 25%, hsl(var(--border)) 50%, hsl(var(--muted)) 75%);
    background-size: 200% 100%;
    animation: sk 1.3s infinite linear;
}
@keyframes sk { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ---------------- Formulario ---------------- */

.field { margin-bottom: 14px; }
.field label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    font-size: .86rem;
    color: hsl(var(--primary));
}
.field input {
    width: 100%;
    padding: 12px 13px;
    border: 1.5px solid hsl(var(--border));
    border-radius: var(--radius);
    font: inherit;
    font-size: 1rem;
    background: #fff;
    color: hsl(var(--foreground));
    transition: border-color .15s, box-shadow .15s;
}
.field input::placeholder { color: hsl(215 20% 68%); }
.field input:focus {
    outline: none;
    border-color: hsl(var(--gold));
    box-shadow: 0 0 0 4px hsl(var(--gold) / .16);
}
.field input:user-invalid { border-color: hsl(var(--red)); }
.field__hint { margin: 5px 0 0; font-size: .78rem; color: hsl(var(--muted-foreground)); }

.field--ok input {
    border-color: hsl(var(--green));
    background: hsl(var(--green) / .05);
}

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---------------- Avisos / botones ---------------- */

.alert, .aviso {
    margin: 0 0 14px;
    padding: 11px 13px;
    border-radius: var(--radius);
    font-size: .86rem;
    border: 1px solid;
    animation: stepIn .25s var(--ease);
}
.alert { background: hsl(var(--red) / .08); color: hsl(var(--red)); border-color: hsl(var(--red) / .3); }
.aviso { background: hsl(var(--gold-light)); color: hsl(var(--gold-ink)); border-color: hsl(var(--gold) / .45); }
.aviso a { color: hsl(var(--gold-ink)); font-weight: 700; }

.btn {
    appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 18px;
    border: 0;
    border-radius: var(--radius-pill);
    font: inherit;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .2s;
}
.btn:active { transform: translateY(1px) scale(.99); }

.btn--primary {
    background: hsl(var(--primary));
    color: #fff;
    box-shadow: 0 6px 16px hsl(var(--primary) / .25);
}
.btn--primary:hover { background: hsl(var(--primary-hover)); transform: translateY(-2px); box-shadow: 0 10px 22px hsl(var(--primary) / .32); }
.btn--primary:disabled { opacity: .55; cursor: default; transform: none; box-shadow: none; }

.btn--gold {
    background: hsl(var(--gold));
    color: hsl(var(--primary));
    box-shadow: 0 6px 16px hsl(var(--gold) / .35);
}
.btn--gold:hover { background: hsl(var(--gold-hover)); transform: translateY(-2px); }
.btn--gold:disabled { opacity: .55; cursor: default; transform: none; box-shadow: none; }

.btn--ghost {
    background: #fff;
    color: hsl(var(--primary));
    border: 1.5px solid hsl(var(--border));
}
.btn--ghost:hover { border-color: hsl(var(--gold)); color: hsl(var(--gold-ink)); }

.btn--danger { background: hsl(var(--red)); color: #fff; }
.btn--danger:hover { background: hsl(354 65% 46%); transform: translateY(-2px); }

.btn + .btn { margin-top: 10px; }

/* ---------------- Pantallas de resultado ---------------- */

.result { text-align: center; padding: 10px 0 4px; }

.result__icon {
    width: 66px;
    height: 66px;
    margin: 0 auto 16px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 2rem;
    background: hsl(var(--green) / .14);
    color: hsl(var(--green));
    animation: pop .5s var(--ease);
}
@keyframes pop { 0% { transform: scale(0); } 60% { transform: scale(1.15); } 100% { transform: scale(1); } }
.result__icon--warn { background: hsl(var(--gold) / .18); color: hsl(var(--gold-ink)); }
.result__icon--err  { background: hsl(var(--red) / .12);  color: hsl(var(--red)); }

.result h1 {
    margin: 0 0 8px;
    font-family: var(--font-head);
    font-size: 1.3rem;
    font-weight: 700;
    color: hsl(var(--primary));
}
.result p { margin: 8px 0; }

.result__cuando {
    font-family: var(--font-head);
    font-size: 1.15rem;
    font-weight: 700;
    color: hsl(var(--gold-ink));
    text-transform: capitalize;
}
.result__dir { font-size: .9rem; color: hsl(var(--muted-foreground)); margin: 12px 0 20px; }
.result .btn { margin-top: 8px; }

.muted { color: hsl(var(--muted-foreground)); font-size: .86rem; }
.link { color: hsl(var(--primary)); font-weight: 600; }

/* Spinner */
.spinner {
    width: 15px;
    height: 15px;
    border: 2px solid hsl(0 0% 100% / .4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------------- Confeti (pantalla de confirmación) ---------------- */

.confetti-container {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 3;
}
.confetti {
    position: absolute;
    top: -14px;
    width: 8px;
    height: 8px;
    border-radius: 1px;
    opacity: 0;
    will-change: transform;
    animation: confettiFall 3s cubic-bezier(.37, 0, .63, 1) forwards;
}
@keyframes confettiFall {
    0%   { transform: translate3d(0, 0, 0) rotate(0deg);     opacity: 1; }
    100% { transform: translate3d(0, 620px, 0) rotate(540deg); opacity: 0; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
    .confetti-container { display: none; }
}

[hidden] { display: none !important; }