:root {
    color-scheme: light;
    --ink: #3f3f31;
    --olive: #4b4a39;
    --olive-dark: #343428;
    --cream: #f5f1eb;
    --paper: #fff;
    --muted: #777568;
    --line: #ddd8cf;
    --unavailable: #9b3d36;
}

* { box-sizing: border-box; }
html { font-family: Poppins, system-ui, sans-serif; color: var(--ink); background: var(--cream); }
body { margin: 0; min-width: 320px; background: radial-gradient(circle at 12% 14%, rgba(75,74,57,.09), transparent 28rem), var(--cream); }
a { color: inherit; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; padding: .75rem 1rem; border-radius: .5rem; background: var(--paper); }
.skip-link:focus { top: 1rem; }

.availability-header { position: sticky; top: 0; z-index: 20; min-height: 5.25rem; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(75,74,57,.1); backdrop-filter: blur(12px); }
.header-inner { width: min(75rem, calc(100% - 2rem)); min-height: 5.25rem; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; line-height: 0; }
.brand img { width: auto; height: 4.5rem; object-fit: contain; }
.menu { display: flex; align-items: center; gap: 1.25rem; margin: 0; padding: 0; list-style: none; }
.menu a { display: inline-flex; padding: .6rem 0; text-decoration: none; font-size: .9rem; font-weight: 600; white-space: nowrap; }
.menu a:hover, .menu a:focus-visible, .menu a.current { color: #1f1f18; text-decoration: underline; text-underline-offset: .35rem; }
.menu .nav-cta { padding: .7rem 1rem; color: #fff; background: var(--olive); border-radius: 999px; text-decoration: none; }
.menu .nav-cta:hover, .menu .nav-cta:focus-visible { color: #fff; background: var(--olive-dark); text-decoration: none; }
.menu-toggle { display: none; width: 2.75rem; height: 2.75rem; padding: .65rem; border: 1px solid var(--line); border-radius: .65rem; background: #fff; }
.menu-toggle span { display: block; height: 2px; margin: .27rem 0; background: var(--olive); }

.availability-main { width: min(70rem, calc(100% - 2rem)); margin: 0 auto; padding: clamp(2.5rem, 7vw, 5rem) 0 5rem; }
.availability-intro { max-width: 47rem; margin-bottom: 2rem; }
.eyebrow { margin: 0 0 .55rem; color: var(--olive); font-size: .82rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; }
h1 { margin: 0; font: 700 clamp(2.25rem, 6vw, 4.5rem)/1.03 "Playfair Display", Georgia, serif; letter-spacing: -.025em; }
.availability-intro > p:last-child { max-width: 42rem; margin: 1.1rem 0 0; color: var(--muted); font-size: 1.05rem; line-height: 1.7; }

.calendar-card { position: relative; padding: clamp(1rem, 3vw, 2.1rem); overflow: hidden; background: var(--paper); border: 1px solid rgba(75,74,57,.12); border-radius: 1.35rem; box-shadow: 0 1.25rem 3.5rem rgba(63,63,49,.11); }
.calendar-card::before { content: ""; position: absolute; top: 0; left: 0; width: 100%; height: .32rem; background: var(--olive); }
.calendar-toolbar { display: grid; grid-template-columns: 3rem 1fr 3rem; align-items: center; gap: 1rem; margin-bottom: 1.4rem; }
.calendar-toolbar h2 { margin: 0; text-align: center; font: 700 clamp(1.4rem, 4vw, 2rem)/1.2 "Playfair Display", Georgia, serif; text-transform: capitalize; }
.month-button { width: 3rem; height: 3rem; border: 1px solid var(--line); border-radius: 50%; color: var(--olive); background: var(--paper); font-size: 1.3rem; cursor: pointer; }
.month-button:hover:not(:disabled), .month-button:focus-visible { color: #fff; background: var(--olive); }
.month-button:disabled { opacity: .3; cursor: not-allowed; }
.calendar-status { min-height: 1.5rem; margin: -.65rem 0 .7rem; color: var(--muted); text-align: center; font-size: .86rem; }
.calendar-status.error { color: var(--unavailable); }
.calendar-status button { margin-left: .4rem; padding: .25rem .55rem; border: 1px solid currentColor; border-radius: .35rem; color: inherit; background: transparent; font: inherit; cursor: pointer; }
.calendar-weekdays, .calendar-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: .45rem; }
.calendar-weekdays { margin-bottom: .45rem; }
.calendar-weekdays span { padding: .55rem 0; color: var(--muted); text-align: center; font-size: .78rem; font-weight: 700; text-transform: uppercase; }
.calendar-day { position: relative; display: grid; place-items: center; min-height: clamp(3.3rem, 8vw, 5.7rem); border: 1px solid var(--line); border-radius: .75rem; background: #fbfaf8; font-size: clamp(.9rem, 2vw, 1.08rem); font-weight: 600; }
.calendar-day.outside { color: #bbb8b0; background: transparent; border-color: transparent; }
.calendar-day.past { color: #aaa79f; background: #f1efeb; }
.calendar-day.unknown { color: #9b988f; background: repeating-linear-gradient(135deg, #f5f3ef, #f5f3ef 6px, #ece9e3 6px, #ece9e3 12px); }
.calendar-day.today { border: 2px solid var(--olive); }
.calendar-day.today::after { content: "Hoje"; position: absolute; bottom: .25rem; font-size: .61rem; letter-spacing: .04em; text-transform: uppercase; }
.calendar-day.unavailable { color: var(--unavailable); background: #f8e9e7; border-color: #e5bbb7; text-decoration: line-through; text-decoration-thickness: 2px; }
.calendar-day.unavailable .unavailable-mark { position: absolute; color: rgba(155,61,54,.24); font-size: clamp(2.2rem, 7vw, 4.25rem); font-weight: 400; line-height: 1; text-decoration: none; transform: rotate(-6deg); }
.calendar-day.unavailable .day-number { position: relative; z-index: 1; }
.calendar-legend { display: flex; flex-wrap: wrap; gap: .8rem 1.4rem; margin-top: 1.35rem; color: var(--muted); font-size: .9rem; }
.calendar-legend span { display: inline-flex; align-items: center; gap: .45rem; }
.legend-swatch { display: inline-grid; place-items: center; width: 1.35rem; height: 1.35rem; border: 1px solid var(--line); border-radius: .28rem; background: #fbfaf8; font-size: .8rem; font-style: normal; font-weight: 700; }
.legend-swatch.unavailable { color: var(--unavailable); background: #f8e9e7; border-color: #e5bbb7; }
.legend-swatch.past { background: #f1efeb; }
.calendar-note { margin: 1.35rem 0; color: var(--muted); font-size: .9rem; line-height: 1.65; }
.primary-action { display: inline-flex; justify-content: center; padding: .9rem 1.3rem; border-radius: .7rem; color: #fff; background: var(--olive); text-decoration: none; font-weight: 700; }
.primary-action:hover, .primary-action:focus-visible { background: var(--olive-dark); transform: translateY(-1px); }
footer { padding: 2rem 1rem; color: #eae6e0; background: var(--olive-dark); text-align: center; font-size: .86rem; }
footer p { margin: .35rem 0; }

@media (max-width: 900px) {
    .menu-toggle { display: block; margin-left: auto; }
    .availability-header nav { position: absolute; top: 5.25rem; left: 0; right: 0; }
    .menu { display: none; padding: .6rem 1rem 1rem; background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 1rem 2rem rgba(63,63,49,.1); }
    .menu.open { display: block; }
    .menu a { display: flex; padding: .78rem 1rem; }
    .menu .nav-cta { margin-top: .35rem; justify-content: center; }
}

@media (max-width: 520px) {
    .availability-main { width: min(100% - 1rem, 70rem); padding-top: 2rem; }
    .calendar-card { padding-inline: .65rem; border-radius: 1rem; }
    .calendar-toolbar { grid-template-columns: 2.65rem 1fr 2.65rem; gap: .4rem; }
    .month-button { width: 2.65rem; height: 2.65rem; }
    .calendar-weekdays, .calendar-grid { gap: .22rem; }
    .calendar-day { min-height: 3.15rem; border-radius: .55rem; }
    .calendar-day.today::after { display: none; }
    .primary-action { width: 100%; }
}

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; } }