/* ==========================================================================
   Reserva de mesa (modal de demonstração)
   ========================================================================== */

.reserva {
	width: min(940px, calc(100% - 2 * var(--gutter)));
	max-width: none;
	max-height: calc(100dvh - 2rem);
	margin: auto;
	padding: 0;
	border: 0;
	border-radius: 28px;
	background: var(--paper);
	color: var(--ink);
	overflow-y: auto;
	overscroll-behavior: contain;
	box-shadow: 0 40px 120px rgba(0, 12, 14, 0.55);
}
.reserva::backdrop {
	background: rgba(0, 20, 22, 0.72);
	backdrop-filter: blur(6px);
	-webkit-backdrop-filter: blur(6px);
}
.reserva[open] { animation: reserva-in 0.45s var(--ease-out); }
.reserva[open]::backdrop { animation: reserva-fade 0.35s ease; }
@keyframes reserva-in { from { opacity: 0; transform: translateY(18px) scale(0.985); } to { opacity: 1; transform: none; } }
@keyframes reserva-fade { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
	.reserva[open], .reserva[open]::backdrop { animation: none; }
}

.reserva__form, .reserva__done {
	position: relative;
	padding: clamp(1.5rem, 4vw, 2.75rem);
}
.reserva__close {
	position: absolute;
	top: 1rem;
	right: 1rem;
	z-index: 2;
	display: grid;
	place-items: center;
	width: 44px;
	height: 44px;
	border: 1px solid var(--line-dark);
	border-radius: 50%;
	background: transparent;
	color: var(--ink);
	cursor: pointer;
	transition: background-color 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}
.reserva__close:hover { background: var(--paper-2); border-color: var(--ink); }

.reserva__head { margin-bottom: clamp(1.25rem, 3vw, 2rem); padding-right: 3rem; }
.reserva__head .eyebrow { margin-bottom: 0.75rem; }
.reserva__title { margin: 0; font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 300; line-height: 1.08; letter-spacing: -0.02em; }
.reserva__title strong { font-weight: 700; }
.reserva__title em { font-style: italic; }
.reserva__lead { margin: 0.75rem 0 0; max-width: 34rem; color: var(--sage-ink); }

.reserva__grid {
	display: grid;
	grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
	gap: clamp(1.5rem, 4vw, 3rem);
}
@media (max-width: 760px) {
	.reserva__grid { grid-template-columns: 1fr; }
}

/* Calendário */
.cal { user-select: none; }
.cal__bar { display: flex; align-items: center; justify-content: space-between; gap: 0.5rem; margin-bottom: 0.9rem; }
.cal__month { font-size: 1.05rem; font-weight: 600; }
.cal__month::first-letter { text-transform: uppercase; }
.cal__nav {
	display: grid; place-items: center; width: 40px; height: 40px;
	border: 1px solid var(--line-dark); border-radius: 50%;
	background: transparent; color: var(--ink); cursor: pointer;
	transition: background-color 0.3s var(--ease-out), border-color 0.3s var(--ease-out);
}
.cal__nav:hover:not(:disabled) { background: var(--paper-2); border-color: var(--ink); }
.cal__nav:disabled { opacity: 0.25; cursor: default; }
.cal__nav--prev svg { transform: scaleX(-1); }
.cal__week, .cal__days { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 4px; }
.cal__week span {
	padding-block: 0.35rem; text-align: center;
	font-size: 0.7rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--terracotta);
}
.cal__day {
	aspect-ratio: 1; min-height: 40px; display: grid; place-items: center;
	border: 1px solid transparent; border-radius: 12px;
	background: transparent; color: var(--ink);
	font-size: 0.95rem; font-weight: 500; cursor: pointer;
	transition: background-color 0.25s var(--ease-out), color 0.25s var(--ease-out), border-color 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.cal__day:hover:not(:disabled):not([aria-pressed="true"]) { background: var(--paper-2); border-color: var(--line-dark); }
.cal__day:active:not(:disabled) { transform: scale(0.94); }
.cal__day:disabled { color: rgba(14, 18, 21, 0.28); cursor: default; }
.cal__day.is-today { border-color: var(--sage-ink); }
.cal__day[aria-pressed="true"] { background: var(--brand); color: var(--cream); border-color: var(--brand); }
.cal__empty { visibility: hidden; }
.cal__note { margin: 0.9rem 0 0; font-size: 0.8rem; color: var(--sage-ink); }

/* Lado direito: hora, pessoas, dados */
.reserva__side { display: flex; flex-direction: column; gap: 1.4rem; min-width: 0; }
.reserva__field { margin: 0; padding: 0; border: 0; min-width: 0; }
.reserva__label {
	display: block; margin: 0 0 0.6rem; padding: 0;
	font-size: 0.72rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--terracotta);
}
.slots__group + .slots__group { margin-top: 0.8rem; }
.slots__name { margin: 0 0 0.4rem; font-size: 0.82rem; color: var(--sage-ink); }
.slots__list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.slot {
	min-height: 42px; padding: 0.45rem 1rem;
	border: 1px solid var(--line-dark); border-radius: 999px;
	background: transparent; color: var(--ink);
	font-size: 0.9rem; font-weight: 500; cursor: pointer;
	transition: background-color 0.25s var(--ease-out), color 0.25s var(--ease-out), border-color 0.25s var(--ease-out);
}
.slot:hover:not(:disabled):not([aria-pressed="true"]) { border-color: var(--ink); background: var(--paper-2); }
.slot:disabled { opacity: 0.3; cursor: default; }
.slot[aria-pressed="true"] { background: var(--brand); border-color: var(--brand); color: var(--cream); }
.slots__hint { margin: 0.5rem 0 0; font-size: 0.82rem; color: var(--sage-ink); }

.stepper { display: inline-flex; align-items: center; gap: 0.25rem; border: 1px solid var(--line-dark); border-radius: 999px; padding: 4px; }
.stepper button {
	display: grid; place-items: center; width: 38px; height: 38px;
	border: 0; border-radius: 50%; background: transparent; color: var(--ink);
	font-size: 1.25rem; line-height: 1; cursor: pointer;
	transition: background-color 0.25s var(--ease-out);
}
.stepper button:hover:not(:disabled) { background: var(--paper-2); }
.stepper button:disabled { opacity: 0.25; cursor: default; }
.stepper output { min-width: 6.5rem; text-align: center; font-size: 0.95rem; font-weight: 500; }

.reserva__inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
@media (max-width: 520px) { .reserva__inputs { grid-template-columns: 1fr; } }
.reserva__input input {
	width: 100%; min-height: 48px; padding: 0.7rem 1rem;
	border: 1px solid var(--line-dark); border-radius: 14px;
	background: #fff; color: var(--ink); font: inherit; font-size: 0.95rem;
	transition: border-color 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}
.reserva__input input::placeholder { color: rgba(79, 105, 101, 0.7); }
.reserva__input input:focus-visible { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(0, 48, 52, 0.15); }
.reserva__input input[aria-invalid="true"] { border-color: #a13a2a; }

.reserva__error { margin: 1rem 0 0; padding: 0.7rem 1rem; border-radius: 12px; background: rgba(161, 58, 42, 0.1); color: #8a2f20; font-size: 0.9rem; }

.reserva__foot {
	display: flex; align-items: center; justify-content: space-between; gap: 1rem 1.5rem; flex-wrap: wrap;
	margin-top: clamp(1.25rem, 3vw, 2rem); padding-top: 1.25rem; border-top: 1px solid var(--line-dark);
}
.reserva__summary { margin: 0; font-size: 0.95rem; color: var(--sage-ink); }
.reserva__summary strong { color: var(--ink); font-weight: 600; }
.reserva__submit { min-width: 190px; }
.reserva__submit[disabled] { opacity: 0.75; cursor: progress; }
.spinner {
	width: 16px; height: 16px; border-radius: 50%;
	border: 2px solid rgba(242, 236, 226, 0.35); border-top-color: var(--cream);
	animation: reserva-spin 0.7s linear infinite;
}
@keyframes reserva-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .spinner { animation-duration: 2s; } }

/* Confirmação */
.reserva__done { text-align: center; padding-block: clamp(2.5rem, 6vw, 4rem); }
.reserva__done[hidden], .reserva__form[hidden], .reserva__error[hidden] { display: none; }
.reserva__check {
	display: grid; place-items: center; width: 72px; height: 72px; margin: 0 auto 1.25rem;
	border-radius: 50%; background: var(--brand); color: var(--cream);
	animation: reserva-pop 0.55s var(--ease-out);
}
@keyframes reserva-pop { from { transform: scale(0.4); opacity: 0; } to { transform: none; opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .reserva__check { animation: none; } }
.reserva__done-title { margin: 0; font-size: clamp(1.7rem, 4vw, 2.4rem); font-weight: 300; letter-spacing: -0.02em; }
.reserva__done-title strong { font-weight: 700; }
.reserva__recap {
	display: inline-grid; gap: 0.35rem; margin: 1.5rem auto 0; padding: 1.1rem 1.6rem;
	border: 1px solid var(--line-dark); border-radius: 18px; background: #fff; font-size: 1.05rem; text-transform: none;
}
.reserva__demo { margin: 1.25rem auto 0; max-width: 30rem; font-size: 0.85rem; color: var(--sage-ink); }
.reserva__done-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; margin-top: 1.75rem; }

.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }