/* Rezervace kolbiště - kompletní styl aplikace, bez externích závislostí. */

:root {
    --green: #2f6f4e;
    --green-dark: #235339;
    --green-soft: #e7f1ea;
    --sand: #f6f3ec;
    --ink: #22272b;
    --muted: #6b7480;
    --line: #dfe3e6;
    --white: #fff;
    --danger: #b3261e;
    --danger-soft: #fdecea;
    --warn: #8a5a00;
    --warn-soft: #fdf3e0;
    --radius: 10px;
    --shadow: 0 6px 24px rgba(34, 39, 43, .08);
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: var(--ink);
    background: var(--sand);
}

a { color: var(--green-dark); }

h1 { font-size: 1.6rem; margin: 0 0 .25rem; }
h2 { font-size: 1.2rem; margin: 0 0 .75rem; }

.wrap { width: 100%; max-width: 1280px; margin: 0 auto; padding: 0 20px; }
.page { padding-top: 24px; padding-bottom: 40px; }
.muted { color: var(--muted); }
.sr-only {
    position: absolute; width: 1px; height: 1px; overflow: hidden;
    clip: rect(0 0 0 0); white-space: nowrap;
}

/* --- horní lišta --- */
.topbar { background: var(--green); color: var(--white); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 62px; flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--white); text-decoration: none; }
.brand small { display: block; font-size: .78rem; opacity: .8; }
.brand-mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 38px; height: 38px; border-radius: 10px;
    background: rgba(255, 255, 255, .16); font-size: 1.3rem;
}
.brand-mark-lg { width: 52px; height: 52px; font-size: 1.8rem; background: var(--green-soft); color: var(--green-dark); }

.mainnav { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.mainnav a {
    color: rgba(255, 255, 255, .88); text-decoration: none;
    padding: 8px 12px; border-radius: 8px; font-size: .95rem;
}
.mainnav a:hover { background: rgba(255, 255, 255, .12); color: var(--white); }
.mainnav a.active { background: rgba(255, 255, 255, .2); color: var(--white); font-weight: 600; }
.nav-burger { display: none; font-size: 1.5rem; cursor: pointer; padding: 4px 10px; }

.subbar { background: var(--green-dark); }
.subnav { display: flex; gap: 4px; flex-wrap: wrap; padding-top: 6px; padding-bottom: 6px; }
.subnav a { color: rgba(255, 255, 255, .85); text-decoration: none; padding: 6px 12px; border-radius: 6px; font-size: .9rem; }
.subnav a:hover { background: rgba(255, 255, 255, .12); }
.subnav a.active { background: var(--sand); color: var(--green-dark); font-weight: 600; }

.footer { padding: 18px 0 28px; color: var(--muted); font-size: .85rem; }

/* --- karty a mřížky --- */
.card {
    background: var(--white); border-radius: var(--radius);
    box-shadow: var(--shadow); padding: 20px; margin-bottom: 20px;
}
.card-title { font-size: 1.05rem; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.cols { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.stack { display: flex; flex-direction: column; gap: 14px; }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.spread { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; margin-bottom: 20px; }
.stat { background: var(--white); border-radius: var(--radius); box-shadow: var(--shadow); padding: 16px; }
.stat b { display: block; font-size: 1.9rem; line-height: 1.1; color: var(--green-dark); }
.stat span { color: var(--muted); font-size: .85rem; }

/* --- formuláře --- */
.field { display: flex; flex-direction: column; gap: 5px; }
.field label, .form-label { font-weight: 600; font-size: .92rem; }
.field small { color: var(--muted); font-size: .82rem; }
input[type=text], input[type=email], input[type=password], input[type=tel], input[type=number],
input[type=date], input[type=time], input[type=datetime-local], input[type=color], select, textarea {
    width: 100%; padding: 9px 11px; border: 1px solid var(--line);
    border-radius: 8px; background: var(--white); font: inherit; color: inherit;
}
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(47, 111, 78, .25); border-color: var(--green); }
input[type=color] { padding: 4px; height: 42px; }
textarea { resize: vertical; }
.check { display: flex; align-items: center; gap: 8px; font-size: .95rem; }
.check input { width: 17px; height: 17px; }
.inline-form { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.inline-form .field { min-width: 150px; }
.notice { background: var(--green-soft); border-radius: 8px; padding: 12px; font-size: .9rem; }

.btn {
    display: inline-block; padding: 9px 15px; border: 1px solid var(--line);
    border-radius: 8px; background: var(--white); color: var(--ink);
    font: inherit; text-decoration: none; text-align: center; cursor: pointer;
}
.btn:hover { border-color: var(--muted); }
.btn-sm { padding: 6px 11px; font-size: .87rem; }
.btn-block { width: 100%; }
.btn-primary { background: var(--green); border-color: var(--green); color: var(--white); font-weight: 600; }
.btn-primary:hover { background: var(--green-dark); border-color: var(--green-dark); }
.btn-danger { background: var(--white); border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger-soft); }
.btn-ghost { background: transparent; border-color: rgba(255, 255, 255, .5); color: var(--white); }
.btn-ghost:hover { background: rgba(255, 255, 255, .14); }

.alert { padding: 12px 14px; border-radius: 8px; margin-bottom: 16px; font-size: .95rem; }
.alert ul { margin: 0; padding-left: 20px; }
.alert-success { background: var(--green-soft); color: var(--green-dark); }
.alert-danger { background: var(--danger-soft); color: var(--danger); }
.alert-warn { background: var(--warn-soft); color: var(--warn); }

/* --- tabulky --- */
.table { width: 100%; border-collapse: collapse; font-size: .93rem; }
.table th, .table td { padding: 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.table th { font-size: .82rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
.table tbody tr:hover { background: #fafbfa; }
.table-scroll { overflow-x: auto; }
.empty { text-align: center; color: var(--muted); padding: 24px; }

.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: .78rem; background: #eef0f2; color: var(--muted); }
.badge-ok { background: var(--green-soft); color: var(--green-dark); }
.badge-off { background: var(--danger-soft); color: var(--danger); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }

.list { list-style: none; margin: 0; padding: 0; }
.list li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.list li:last-child { border-bottom: 0; }

.pagination { display: flex; gap: 4px; list-style: none; padding: 0; margin: 16px 0 0; flex-wrap: wrap; }
.pagination svg { width: 16px; height: 16px; }
.page-link, .page-item span {
    display: block; padding: 6px 11px; border: 1px solid var(--line);
    border-radius: 7px; background: var(--white); color: var(--green-dark); text-decoration: none;
}
.page-item.active span { background: var(--green); border-color: var(--green); color: var(--white); }
.page-item.disabled span { color: #aeb4ba; }

/* --- kalendář --- */
.cal-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 10px; }
.cal-nav { display: flex; gap: 6px; flex-wrap: wrap; }
.cal-range { font-size: 1rem; }
.cal-hint { color: var(--muted); font-size: .87rem; margin: 0 0 12px; }
.cal-scroll { overflow-x: auto; }

.cal { width: 100%; border-collapse: separate; border-spacing: 3px; table-layout: fixed; min-width: 780px; }
.cal thead th { font-size: .85rem; padding: 6px 4px; color: var(--muted); font-weight: 600; }
.cal thead th.cal-today { color: var(--green-dark); background: var(--green-soft); border-radius: 8px; }
.cal-dayname { display: block; text-transform: uppercase; letter-spacing: .04em; }
.cal-daydate { display: block; font-size: .95rem; color: var(--ink); }
.cal-timecol { width: 62px; font-size: .82rem; color: var(--muted); font-weight: 600; text-align: right; padding-right: 8px; }

td.slot {
    height: 40px; border-radius: 7px; padding: 2px 4px; font-size: .76rem;
    background: #f2f4f5; border: 1px solid transparent; user-select: none; overflow: hidden;
}
.slot-body { display: flex; flex-direction: column; gap: 1px; line-height: 1.25; }
td.slot-free { background: var(--white); border-color: var(--line); cursor: pointer; }
td.slot-free:hover { background: var(--green-soft); border-color: var(--green); }
.slot-plus { color: #c3cbd1; text-align: center; font-size: 1rem; }
td.slot-free:hover .slot-plus { color: var(--green); }
td.slot-partial { background: #eef6f1; border-color: #bcd8c8; cursor: pointer; }
td.slot-partial:hover { border-color: var(--green); background: var(--green-soft); }
td.slot-full { background: #e3e7ea; border-color: #d2d8dc; color: var(--muted); }
td.slot-own { background: var(--green); border-color: var(--green-dark); color: var(--white); cursor: pointer; }
td.slot-own:hover { background: var(--green-dark); }
td.slot-past { background: #f5f6f7; border-color: #eceef0; color: #b0b6bb; }
td.slot-closed { background: var(--warn-soft); border-color: #e8d6ae; color: var(--warn); }
.slot-label { font-style: italic; }
.slot-rider { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.slot-rider.is-own { font-weight: 700; }
.slot-more, .slot-left { opacity: .85; font-size: .72rem; }
td.slot.is-selected { background: var(--green); border-color: var(--green-dark); color: var(--white); }
td.slot.is-selected .slot-plus { color: var(--white); }

.legend { display: flex; gap: 16px; flex-wrap: wrap; list-style: none; padding: 0; margin: 14px 0 0; font-size: .84rem; color: var(--muted); }
.legend li { display: flex; align-items: center; gap: 6px; }
.chip { width: 14px; height: 14px; border-radius: 4px; border: 1px solid var(--line); display: inline-block; }
.chip-free { background: var(--white); }
.chip-partial { background: #eef6f1; border-color: #bcd8c8; }
.chip-full { background: #e3e7ea; }
.chip-own { background: var(--green); border-color: var(--green-dark); }
.chip-closed { background: var(--warn-soft); border-color: #e8d6ae; }

/* --- modální okna --- */
body.modal-open { overflow: hidden; }
.modal {
    position: fixed; inset: 0; background: rgba(34, 39, 43, .45);
    display: flex; align-items: center; justify-content: center; padding: 16px; z-index: 50;
}
.modal[hidden] { display: none; }
.modal-card {
    background: var(--white); border-radius: 12px; padding: 22px;
    width: 100%; max-width: 460px; box-shadow: 0 20px 50px rgba(0, 0, 0, .25);
    max-height: 92vh; overflow-y: auto;
}
.modal-summary { background: var(--green-soft); border-radius: 8px; padding: 10px 12px; margin: 0; font-weight: 600; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; }

/* --- přihlašovací obrazovky --- */
.guest-body { background: linear-gradient(160deg, var(--green-dark), #4a7f62); min-height: 100vh; }
.guest-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.guest-card { background: var(--white); border-radius: 14px; box-shadow: 0 24px 60px rgba(0, 0, 0, .22); padding: 30px; width: 100%; max-width: 480px; }
.guest-head { text-align: center; margin-bottom: 22px; }
.guest-head h1 { font-size: 1.4rem; margin: 12px 0 4px; }
.guest-head p { color: var(--muted); margin: 0; }
.guest-links { display: flex; justify-content: space-between; gap: 12px; font-size: .9rem; flex-wrap: wrap; }

@media (max-width: 900px) {
    .cols, .grid-2, .grid-3 { grid-template-columns: 1fr; }
    .nav-burger { display: block; }
    .mainnav {
        display: none; width: 100%; flex-direction: column;
        align-items: stretch; padding-bottom: 10px;
    }
    .nav-toggle:checked ~ .mainnav { display: flex; }
    .mainnav form { width: 100%; }
    .mainnav .btn { width: 100%; }
}