/* ============================================================
   booking.css  —  Tandem.mk Booking System
   Extends tandem.mk styles (same palette, fonts, bg)
   ============================================================ */

*, *::before, *::after {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    --naslov: #2B6CB0;
    --cena:   #113f7f;
    --kopce:  #175bba;
    --logo:   #00ADEE;
    --red:    rgb(205, 61, 4);
    --bg-card: rgba(255, 255, 255, 0.5);
    --border-card: 3px solid var(--naslov);
}

/* ---- Base -------------------------------------------------- */
body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto,
                 Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #eceff1;
    min-height: 100svh;
    background-image: url('img/tandem.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    text-align: center;
}

h1, h2, h3 {
    text-align: center;
    text-transform: uppercase;
    text-wrap: balance;
}

h1 {
    color: white;
    line-height: 1;
    filter: drop-shadow(0.2rem 0.2rem 0.2rem rgba(0,0,0,0.35));
}

h2, h3 {
    margin-block-end: 0.75rem;
    line-height: 1.25;
    font-size: 1.5rem;
    color: var(--cena);
}

h2 { font-weight: 800; }

/* ---- Header ------------------------------------------------ */
header {
    padding: 1rem;
    margin-block-end: 1rem;
}

.header-wrapper {
    display: block;
}

.header-wrapper img {
    width: min(150px, 35vw);
    padding-block-end: 1rem;
}

/* ---- Footer ------------------------------------------------ */
footer {
    text-align: center;
    padding: 1rem;
    background-color: rgba(255, 255, 255, 0.8);
    border-top: 2px solid var(--naslov);
    margin-top: 2rem;
    text-wrap: balance;
    backdrop-filter: blur(.5rem);
}

footer a {
    text-decoration: none;
    font-weight: bold;
    color: inherit;
}

/* ---- Wrapper ----------------------------------------------- */
.wrapper {
    width: 90%;
    max-width: 768px;
    margin: 0 auto;
    padding-bottom: 5rem;
}

/* ---- Card -------------------------------------------------- */
.karta {
    backdrop-filter: blur(.5rem);
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 1rem;
    border: var(--border-card);
    text-align: left;
    filter: drop-shadow(0.2rem 0.2rem 0.2rem rgba(0,0,0,0.35));
    margin-block-end: 1.5rem;
}

.karta h2 { text-align: left; margin-block-end: 1.2rem; }

/* ---- Buttons ----------------------------------------------- */
.btn {
    display: inline-block;
    padding-inline: 2.5rem;
    padding-block: 1rem;
    background-color: var(--naslov);
    border: 3px solid white;
    color: white;
    border-radius: 2rem;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: 0.2s ease-in-out;
    text-decoration: none;
    font-family: inherit;
}

.btn:hover {
    background-color: var(--cena);
    border-color: var(--naslov);
}

.btn-block {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 1.5rem;
}

.btn-danger {
    background-color: var(--red);
    border-color: white;
}

.btn-danger:hover {
    background-color: #a02000;
    border-color: var(--red);
}

.btn-outline {
    background: transparent;
    border-color: var(--naslov);
    color: var(--naslov);
}

.btn-outline:hover {
    background: var(--naslov);
    color: white;
}

/* ---- Form elements ----------------------------------------- */
.form-group {
    margin-block-end: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--cena);
    margin-block-end: 0.35rem;
    text-align: left;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.65rem 0.9rem;
    border: 2px solid #b0c4de;
    border-radius: 0.5rem;
    font-family: inherit;
    font-size: 1rem;
    background: rgba(255,255,255,0.85);
    color: #1a1a2e;
    transition: border-color 0.2s;
    -webkit-appearance: none;
    appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--naslov);
    background: white;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-grid .full { grid-column: 1 / -1; }

/* ---- Flight type selector ---------------------------------- */
.flight-type-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-block-end: 1.2rem;
}

.flight-type-label {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    padding: 1.2rem 1rem;
    background: rgba(255,255,255,0.7);
    border: 3px solid #b0c4de;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
    text-align: center;
}

.flight-type-label input[type=radio] {
    position: absolute;
    opacity: 0;
    width: 0; height: 0;
}

.flight-type-label:hover {
    border-color: var(--naslov);
    background: rgba(255,255,255,0.85);
}

.flight-type-label.checked {
    border-color: var(--naslov);
    background: rgba(43,108,176,0.12);
}

.ft-icon  { font-size: 2rem; }
.ft-name  { font-weight: 800; font-size: 0.9rem; color: var(--cena); text-transform: uppercase; letter-spacing: 0.05em; }
.ft-price { font-size: 1.3rem; font-weight: 800; color: var(--red); }
.ft-price sup { font-size: 0.75rem; vertical-align: super; }

/* ---- Calendar / Date grid ---------------------------------- */
.section-title {
    font-size: 1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--cena);
    margin-block-end: 0.75rem;
    text-align: left;
}

.calendar-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-block-end: 0.75rem;
}

.calendar-nav span {
    font-weight: 700;
    color: var(--cena);
    font-size: 1rem;
    text-transform: uppercase;
}

.calendar-nav button {
    background: var(--naslov);
    border: none;
    color: white;
    border-radius: 0.4rem;
    padding: 0.3rem 0.8rem;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s;
}

.calendar-nav button:hover { background: var(--cena); }

.date-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.35rem;
    margin-block-end: 1rem;
}

.date-cell {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 0.5rem;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    border: 2px solid transparent;
    background: rgba(255,255,255,0.6);
    transition: all 0.15s;
    gap: 2px;
    line-height: 1;
}

.date-cell .day-num  { font-size: 1rem; font-weight: 700; }
.date-cell .day-left { font-size: 0.55rem; color: #555; text-transform: uppercase; }

.date-cell:hover:not(.unavailable):not(.past):not(.empty) {
    border-color: var(--naslov);
    background: rgba(43,108,176,0.15);
}

.date-cell.selected {
    background: var(--naslov);
    border-color: var(--naslov);
    color: white;
}

.date-cell.selected .day-left { color: rgba(255,255,255,0.8); }

.date-cell.past, .date-cell.empty {
    background: transparent;
    cursor: default;
    color: #aaa;
}

.date-cell.unavailable {
    background: rgba(200,60,4,0.1);
    color: #c03c04;
    cursor: not-allowed;
    text-decoration: line-through;
}

.date-cell.almost-full {
    background: rgba(255,165,0,0.15);
    border-color: rgba(255,140,0,0.4);
}

.day-headers {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.35rem;
    margin-block-end: 0.25rem;
}

.day-header {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--naslov);
    text-align: center;
    letter-spacing: 0.05em;
}

.legend {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.75rem;
    color: #555;
    margin-block-end: 0.5rem;
}

.legend-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 3px;
    vertical-align: middle;
}

/* ---- Errors / messages ------------------------------------- */
.alert {
    padding: 0.9rem 1.2rem;
    border-radius: 0.6rem;
    margin-block-end: 1.2rem;
    font-size: 0.95rem;
    text-align: left;
}

.alert-error {
    background: rgba(205,61,4,0.1);
    border: 2px solid rgba(205,61,4,0.4);
    color: #a02000;
}

.alert-success {
    background: rgba(30,130,60,0.1);
    border: 2px solid rgba(30,130,60,0.35);
    color: #1a6030;
}

.alert ul { padding-left: 1.2rem; }
.alert li { margin: 0.2rem 0; }

/* ---- Booking summary card ---------------------------------- */
.summary-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
    margin-block: 1rem;
}

.summary-table td { padding: 0.45rem 0.6rem; text-align: left; }
.summary-table tr:nth-child(even) { background: rgba(43,108,176,0.06); }
.summary-table .lbl { color: #555; font-size: 0.8rem; text-transform: uppercase; font-weight: 700; }
.summary-table .ref { color: var(--naslov); font-size: 1.2rem; font-weight: 800; }

/* ---- Booking ref login ------------------------------------- */
.ref-box {
    max-width: 420px;
    margin: 2rem auto;
}

/* ---- Admin styles ------------------------------------------ */
.admin-wrap {
    max-width: 1100px;
    margin: 0 auto;
    padding: 1.5rem 1rem 4rem;
    text-align: left;
}

.admin-header {
    background: rgba(255,255,255,0.88);
    backdrop-filter: blur(.5rem);
    border-bottom: 3px solid var(--naslov);
    padding: 0.75rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    position: sticky;
    top: 0;
    z-index: 100;
}

.admin-header .logo-text {
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--cena);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.admin-nav { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; }
.admin-nav a, .admin-nav button {
    font-size: 0.82rem; font-weight: 600; color: var(--cena);
    text-decoration: none; background: none; border: none;
    cursor: pointer; font-family: inherit; text-transform: uppercase;
    letter-spacing: 0.06em; padding: 0.3rem 0.6rem;
    border-radius: 0.4rem; transition: background 0.2s;
}
.admin-nav a:hover, .admin-nav button:hover { background: rgba(43,108,176,0.1); }

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 0.8rem;
    margin-block-end: 2rem;
}

.stat-card {
    background: rgba(255,255,255,0.75);
    border: 2px solid #b0c4de;
    border-radius: 0.75rem;
    padding: 1rem;
    text-align: center;
    backdrop-filter: blur(.3rem);
}

.stat-card .num {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--naslov);
}

.stat-card .lbl {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #555;
    margin-top: 0.25rem;
}

.num-red    { color: var(--red) !important; }
.num-green  { color: #1a7a40 !important; }
.num-orange { color: #c07000 !important; }

/* Admin table */
.table-card {
    background: rgba(255,255,255,0.82);
    border: 2px solid #b0c4de;
    border-radius: 0.75rem;
    overflow: hidden;
    backdrop-filter: blur(.3rem);
    margin-block-end: 2rem;
}

table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }

thead th {
    background: rgba(43,108,176,0.12);
    padding: 0.6rem 1rem;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--cena);
    text-align: left;
    border-bottom: 2px solid #b0c4de;
}

tbody tr { border-bottom: 1px solid rgba(176,196,222,0.4); }
tbody tr:hover { background: rgba(43,108,176,0.05); }
tbody td { padding: 0.65rem 1rem; }

.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 2rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.badge-confirmed { background: rgba(30,130,60,0.15);  color: #1a6030; }
.badge-cancelled { background: rgba(205,61,4,0.12);   color: #a02000; }

.filter-bar {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    align-items: center;
    margin-block-end: 1rem;
}

.filter-bar input,
.filter-bar select {
    padding: 0.5rem 0.8rem;
    border: 2px solid #b0c4de;
    border-radius: 0.5rem;
    font-family: inherit;
    font-size: 0.9rem;
    background: rgba(255,255,255,0.85);
}

.btn-xs {
    padding: 0.25rem 0.7rem;
    font-size: 0.75rem;
    border-radius: 1rem;
    border: 2px solid transparent;
    cursor: pointer;
    font-family: inherit;
    font-weight: 700;
    transition: opacity 0.2s;
    background: none;
}

.btn-xs:hover { opacity: 0.7; }
.btn-xs-cancel  { border-color: var(--red);    color: var(--red); }
.btn-xs-confirm { border-color: #1a7a40;        color: #1a7a40; }
.btn-xs-edit    { border-color: var(--naslov); color: var(--naslov); }

/* ---- Steps indicator --------------------------------------- */
.steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-block-end: 1.5rem;
}

.step {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #aaa;
}

.step.active { color: var(--naslov); }
.step.done   { color: #1a7a40; }

.step-num {
    width: 26px; height: 26px;
    border-radius: 50%;
    background: #ddd;
    color: #888;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.8rem; font-weight: 800;
}

.step.active .step-num { background: var(--naslov); color: white; }
.step.done   .step-num { background: #1a7a40; color: white; }

.step-line {
    flex: 1;
    height: 2px;
    background: #ddd;
    min-width: 20px;
    max-width: 50px;
}

/* ---- Responsive -------------------------------------------- */
@media screen and (min-width: 530px) {
    h1 { font-size: clamp(2rem, 5vw, 3.3rem); }
}

@media screen and (min-width: 700px) {
    h1 {
        color: white;
        filter: drop-shadow(0.2rem 0.2rem 0.2rem rgba(0,0,0,0.35));
    }

    .header-wrapper {
        max-width: 768px;
        margin: 0 auto;
        display: flex;
        align-items: center;
        gap: 2rem;
        justify-content: center;
    }

    .header-wrapper img { padding-block-end: 0; }

    footer {
        position: fixed;
        bottom: 0;
        width: 100%;
    }
}

@media screen and (max-width: 500px) {
    .form-grid { grid-template-columns: 1fr; }
    .form-grid .full { grid-column: 1; }
    .flight-type-grid { grid-template-columns: 1fr; }
    .date-grid { gap: 0.2rem; }
    .date-cell { font-size: 0.75rem; }
    .date-cell .day-num { font-size: 0.85rem; }
}

@media screen and (min-height: 850px) {
    footer {
        position: fixed;
        bottom: 0;
        width: 100%;
    }
}