/* -------------------------------------------------------
   style.css – Björkliden Laundry Booking
   Mobile-first, pure CSS, no frameworks
   ------------------------------------------------------- */

/* --- Reset & base ------------------------------------ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --color-bg:         #f4f5f7;
    --color-surface:    #ffffff;
    --color-border:     #dde1e7;
    --color-text:       #1a1d23;
    --color-muted:      #6b7280;
    --color-primary:    #2563eb;
    --color-primary-dk: #1d4ed8;
    --color-success:    #16a34a;
    --color-success-dk: #15803d;
    --color-danger:     #dc2626;
    --color-danger-dk:  #b91c1c;
    --color-own:        #0891b2;
    --color-own-dk:     #0e7490;
    --color-taken-bg:   #f1f5f9;
    --color-past-bg:    #f8f9fa;
    --color-past-text:  #9ca3af;
    --radius:           8px;
    --shadow:           0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
    --font:             -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
    min-height: 100vh;
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; }

/* --- Layout ------------------------------------------ */
.site-header {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 0 1rem;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow);
}

.header-inner {
    max-width: 700px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 52px;
    gap: .5rem;
}

.site-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    white-space: nowrap;
}

.site-title span { color: var(--color-primary); }

.nav-links {
    display: flex;
    gap: .25rem;
    align-items: center;
}

.nav-links a {
    padding: .4rem .65rem;
    border-radius: var(--radius);
    font-size: .875rem;
    color: var(--color-muted);
    white-space: nowrap;
}

.nav-links a:hover { background: var(--color-bg); text-decoration: none; }
.nav-links a.active { color: var(--color-primary); font-weight: 600; }

.container {
    max-width: 700px;
    margin: 0 auto;
    padding: 1.25rem 1rem 3rem;
}

/* --- Cards ------------------------------------------- */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

/* --- Alerts ------------------------------------------ */
.alert {
    padding: .75rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    font-size: .9rem;
}

.alert-success {
    background: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.alert-error {
    background: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.alert-info {
    background: #dbeafe;
    color: #1e40af;
    border: 1px solid #bfdbfe;
}

/* --- Forms ------------------------------------------- */
.form-group {
    margin-bottom: 1rem;
}

label {
    display: block;
    font-size: .875rem;
    font-weight: 600;
    margin-bottom: .35rem;
    color: var(--color-text);
}

input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: .65rem .75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 1rem;
    font-family: var(--font);
    color: var(--color-text);
    background: var(--color-surface);
    transition: border-color .15s, box-shadow .15s;
    -webkit-appearance: none;
    appearance: none;
}

input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}

.checkbox-row {
    display: flex;
    align-items: flex-start;
    gap: .6rem;
    font-size: .9rem;
}

.checkbox-row input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: .15rem;
    flex-shrink: 0;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.form-hint {
    font-size: .8rem;
    color: var(--color-muted);
    margin-top: .3rem;
}

/* --- Buttons ----------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .65rem 1.25rem;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    font-size: .95rem;
    font-family: var(--font);
    font-weight: 600;
    line-height: 1;
    min-height: 44px;
    transition: background .15s, transform .1s;
    text-decoration: none;
    white-space: nowrap;
}

.btn:active { transform: scale(.97); }
.btn:hover { text-decoration: none; }

.btn-primary   { background: var(--color-primary);  color: #fff; }
.btn-primary:hover { background: var(--color-primary-dk); }

.btn-success   { background: var(--color-success);  color: #fff; }
.btn-success:hover { background: var(--color-success-dk); }

.btn-own       { background: var(--color-own);      color: #fff; }
.btn-own:hover { background: var(--color-own-dk); }

.btn-danger    { background: var(--color-danger);   color: #fff; }
.btn-danger:hover { background: var(--color-danger-dk); }

.btn-ghost {
    background: transparent;
    color: var(--color-muted);
    border: 1px solid var(--color-border);
}
.btn-ghost:hover { background: var(--color-bg); }

.btn-sm { padding: .45rem .85rem; font-size: .825rem; min-height: 36px; }
.btn-full { width: 100%; }

/* --- Schedule grid ----------------------------------- */
.day-block {
    margin-bottom: 1.25rem;
}

.day-header {
    font-size: .8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--color-muted);
    padding: .3rem 0;
    margin-bottom: .4rem;
    border-bottom: 1px solid var(--color-border);
}

.day-header.today {
    color: var(--color-primary);
}

.slot-row {
    display: flex;
    align-items: center;
    gap: .75rem;
    padding: .55rem .75rem;
    border-radius: var(--radius);
    margin-bottom: .3rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    min-height: 52px;
}

.slot-row.past {
    background: var(--color-past-bg);
    border-color: transparent;
}

.slot-row.taken {
    background: var(--color-taken-bg);
}

.slot-time {
    font-size: .8rem;
    font-weight: 600;
    color: var(--color-muted);
    min-width: 95px;
    white-space: nowrap;
}

.slot-row.past .slot-time { color: var(--color-past-text); }

.slot-status {
    flex: 1;
    font-size: .875rem;
}

.slot-row.past .slot-status { color: var(--color-past-text); }

.slot-name {
    font-size: .8rem;
    color: var(--color-muted);
    margin-left: .3rem;
}

.slot-action { flex-shrink: 0; }

/* --- Booking count badge ----------------------------- */
.booking-count {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    padding: .3rem .85rem;
    font-size: .85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.booking-count .num { color: var(--color-primary); }
.booking-count.full .num { color: var(--color-danger); }

/* --- Account page ------------------------------------ */
.info-list { list-style: none; }
.info-list li {
    padding: .5rem 0;
    border-bottom: 1px solid var(--color-border);
    font-size: .9rem;
    display: flex;
    gap: .5rem;
}
.info-list li:last-child { border-bottom: none; }
.info-list .label { font-weight: 600; min-width: 120px; color: var(--color-muted); }

.upcoming-booking {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .6rem .75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: .4rem;
    gap: .5rem;
    background: var(--color-surface);
}

.upcoming-booking .slot-info {
    font-size: .9rem;
}

.upcoming-booking .slot-info strong {
    display: block;
}

.upcoming-booking .slot-info span {
    font-size: .8rem;
    color: var(--color-muted);
}

/* --- Privacy page ------------------------------------ */
.prose h2 {
    font-size: 1.05rem;
    margin: 1.25rem 0 .5rem;
}
.prose p, .prose li {
    font-size: .9rem;
    margin-bottom: .5rem;
    color: #374151;
}
.prose ul { padding-left: 1.25rem; }
.prose li { list-style: disc; }

/* --- Footer ------------------------------------------ */
.site-footer {
    text-align: center;
    padding: 1.5rem 1rem;
    font-size: .78rem;
    color: var(--color-muted);
    border-top: 1px solid var(--color-border);
    margin-top: 2rem;
}

.site-footer a { color: var(--color-muted); }

/* --- Auth pages -------------------------------------- */
.auth-wrap {
    max-width: 420px;
    margin: 2rem auto;
    padding: 0 1rem;
}

.auth-logo {
    text-align: center;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: 1.5rem;
}

.auth-logo span { color: var(--color-primary); }

.auth-link {
    text-align: center;
    font-size: .875rem;
    color: var(--color-muted);
    margin-top: 1rem;
}

/* --- Danger zone ------------------------------------- */
.danger-zone {
    border: 1px solid #fecaca;
    border-radius: var(--radius);
    padding: 1rem;
    margin-top: 1rem;
}

.danger-zone .card-title { color: var(--color-danger); }

/* --- Utilities --------------------------------------- */
.text-muted { color: var(--color-muted); font-size: .875rem; }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; }
.text-center { text-align: center; }
.flex-gap { display: flex; gap: .5rem; flex-wrap: wrap; }
.divider { height: 1px; background: var(--color-border); margin: 1.25rem 0; }

/* --- Responsive tweaks for larger screens ----------- */
@media (min-width: 520px) {
    .site-title { font-size: 1.05rem; }
    .slot-time { min-width: 110px; }
    .nav-links a { padding: .4rem .8rem; }
}