:root {
    --bg: #f4f7fb;
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --text: #172033;
    --muted: #667085;
    --line: #e4e9f2;
    --primary: #1259d5;
    --primary-dark: #0c43a6;
    --nav: #0f1d35;
    --nav-soft: #172a49;
    --success: #15803d;
    --danger: #b42318;
    --warning: #9a6700;
    --shadow: 0 12px 30px rgba(15, 29, 53, 0.08);
    --radius: 16px;
}

* { box-sizing: border-box; }

html { min-height: 100%; }

body {
    margin: 0;
    min-height: 100vh;
    color: var(--text);
    background: var(--bg);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.5;
}

button, input, select { font: inherit; }
a { color: inherit; }

.app-shell { min-height: 100vh; }

.sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 30;
    display: flex;
    width: 270px;
    flex-direction: column;
    padding: 24px 18px;
    color: #fff;
    background: linear-gradient(180deg, var(--nav) 0%, #0a1528 100%);
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 8px 28px;
}

.brand strong { display: block; letter-spacing: .08em; }
.brand span { display: block; margin-top: 1px; color: #aebbd0; font-size: 13px; }

.brand-mark {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border-radius: 12px;
    color: #fff;
    background: linear-gradient(135deg, #2f80ed, #1454c5);
    font-size: 22px;
    font-weight: 800;
    box-shadow: 0 10px 24px rgba(18, 89, 213, .35);
}
.brand-mark.large { width: 58px; height: 58px; border-radius: 16px; font-size: 30px; }

.side-nav { display: grid; gap: 7px; }
.side-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    border-radius: 11px;
    color: #c7d2e3;
    text-decoration: none;
    transition: .2s ease;
}
.side-nav a:hover, .side-nav a.active { color: #fff; background: var(--nav-soft); }
.nav-icon { width: 22px; text-align: center; font-size: 19px; }

.sidebar-footer { margin-top: auto; padding: 18px 10px 4px; color: #aebbd0; }
.sidebar-footer span, .sidebar-footer small { display: block; }
.sidebar-footer small { margin-top: 2px; opacity: .75; }
.sidebar-overlay { display: none; }

.app-main { min-height: 100vh; margin-left: 270px; }
.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    min-height: 72px;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    padding: 14px 32px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, .92);
    backdrop-filter: blur(10px);
}
.topbar-title { font-size: 18px; font-weight: 750; }
.topbar-user { display: flex; align-items: center; gap: 16px; color: var(--muted); }
.topbar-user form { margin: 0; }
.menu-toggle { display: none; width: 42px; height: 42px; padding: 10px; border: 0; border-radius: 10px; background: var(--surface-soft); }
.menu-toggle span { display: block; height: 2px; margin: 4px 0; background: var(--text); }

.content-area { width: min(1400px, 100%); margin: 0 auto; padding: 32px; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 24px; }
.page-heading h1, .report-header h2 { margin: 3px 0 5px; font-size: clamp(28px, 3vw, 38px); line-height: 1.15; }
.page-heading p, .report-header p { margin: 0; color: var(--muted); }
.eyebrow { margin: 0; color: var(--primary); font-size: 12px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.muted { color: var(--muted); }

.card {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
}
.filter-card { margin-bottom: 24px; padding: 20px; }
.filter-grid { display: grid; grid-template-columns: minmax(240px, 1.5fr) minmax(190px, .8fr) auto; gap: 16px; align-items: end; }
label > span { display: block; margin-bottom: 7px; color: #344054; font-size: 13px; font-weight: 700; }
input, select {
    width: 100%;
    min-height: 46px;
    padding: 10px 12px;
    border: 1px solid #cfd7e5;
    border-radius: 10px;
    color: var(--text);
    background: #fff;
    outline: none;
}
input:focus, select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(18, 89, 213, .12); }

.button {
    display: inline-flex;
    min-height: 43px;
    align-items: center;
    justify-content: center;
    padding: 10px 17px;
    border: 1px solid transparent;
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    font-weight: 750;
    transition: .2s ease;
}
.button-primary { color: #fff; background: var(--primary); }
.button-primary:hover { background: var(--primary-dark); }
.button-secondary { color: var(--text); border-color: var(--line); background: #fff; }
.button-secondary:hover { border-color: #c3cddd; background: var(--surface-soft); }
.button-ghost { min-height: 36px; padding: 7px 11px; color: var(--primary); background: #eef4ff; }
.button-block { width: 100%; }

.alert { margin: 16px 0; padding: 12px 14px; border-radius: 10px; border: 1px solid transparent; }
.alert-error { color: #8a1c13; border-color: #f3b7b0; background: #fff1f0; }
.alert-info { color: #164c96; border-color: #b9d2f5; background: #eff6ff; }
.alert-warning { color: #7a5100; border-color: #ecd28c; background: #fff8e1; }

.report-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin: 30px 0 20px; }
.report-header h2 { font-size: 27px; }
.kpi-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 14px; margin-bottom: 20px; }
.kpi-card { min-width: 0; padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: var(--surface); box-shadow: 0 8px 22px rgba(15,29,53,.055); }
.kpi-card span, .kpi-card small { display: block; color: var(--muted); }
.kpi-card strong { display: block; margin: 4px 0 2px; font-size: 30px; line-height: 1.15; }
.kpi-card small { font-size: 12px; }
.kpi-card.danger { border-color: #f0b4ad; background: #fff4f2; }
.kpi-card.danger strong { color: var(--danger); }

.report-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(320px, .85fr); gap: 20px; align-items: start; }
.card-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 22px 14px; }
.card-header h3 { margin: 3px 0 0; font-size: 20px; }
.table-wrap { overflow-x: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th, .data-table td { padding: 13px 17px; border-top: 1px solid var(--line); text-align: left; }
.data-table th { color: var(--muted); background: var(--surface-soft); font-size: 12px; letter-spacing: .04em; text-transform: uppercase; }
.data-table td { font-size: 14px; }
.data-table .numeric { text-align: right; white-space: nowrap; }
.empty-state { padding: 28px 22px; color: var(--muted); }

.calculation-card { overflow: hidden; }
.calculation-lines { padding: 0 22px 16px; }
.calculation-lines > div { display: grid; grid-template-columns: 1fr auto; gap: 4px 14px; padding: 14px 0; border-top: 1px solid var(--line); }
.calculation-lines span { color: var(--muted); font-size: 13px; }
.calculation-lines strong { grid-row: 2; font-size: 14px; }
.calculation-lines b { grid-column: 2; grid-row: 1 / span 2; align-self: center; font-size: 16px; }
.calculation-lines .muted-line b { color: var(--muted); font-size: 13px; font-weight: 600; }
.grand-total { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 22px; color: #fff; background: linear-gradient(135deg, var(--primary), #0d49b4); }
.grand-total span { font-weight: 700; }
.grand-total strong { font-size: 25px; }
.calculation-note { margin: 0; padding: 12px 22px; color: var(--warning); background: #fff8e1; font-size: 13px; }

.category-card { margin-top: 20px; }
.category-summary { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); border-top: 1px solid var(--line); }
.category-summary > div { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 22px; border-right: 1px solid var(--line); }
.category-summary > div:last-child { border-right: 0; }
.category-summary span { color: var(--muted); }
.category-summary strong { font-size: 22px; }
.category-summary .total { background: var(--surface-soft); }

.welcome-card, .coming-soon-card { padding: 54px 24px; text-align: center; }
.welcome-card h2, .coming-soon-card h2 { margin: 12px 0 5px; }
.welcome-card p, .coming-soon-card p { max-width: 620px; margin: 0 auto 20px; color: var(--muted); }
.empty-icon { display: grid; width: 62px; height: 62px; margin: 0 auto; place-items: center; border-radius: 18px; color: var(--primary); background: #edf4ff; font-size: 28px; }

.login-page { background: #fff; }
.login-layout { display: grid; min-height: 100vh; grid-template-columns: minmax(380px, 1fr) minmax(440px, .85fr); }
.login-brand-panel { display: flex; align-items: flex-end; padding: 9vw 7vw; color: #fff; background: linear-gradient(145deg, rgba(8,26,55,.96), rgba(18,89,213,.92)); }
.login-brand-content { max-width: 620px; }
.login-brand-content .eyebrow { margin-top: 24px; color: #bcd4ff; }
.login-brand-content h1 { max-width: 560px; margin: 8px 0 16px; font-size: clamp(38px, 5vw, 68px); line-height: 1.03; }
.login-brand-content p:last-child { max-width: 520px; color: #d6e2f6; font-size: 18px; }
.login-form-panel { display: grid; place-items: center; padding: 40px; background: var(--surface-soft); }
.login-card { width: min(430px, 100%); padding: 38px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: var(--shadow); }
.login-card h2 { margin: 4px 0; font-size: 32px; }
.stack-form { display: grid; gap: 18px; margin-top: 26px; }
.mobile-login-brand { display: none; }

@media (max-width: 1180px) {
    .kpi-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .report-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
    .sidebar { transform: translateX(-100%); transition: transform .25s ease; }
    .app-main { margin-left: 0; }
    .menu-toggle { display: block; }
    .menu-open .sidebar { transform: translateX(0); }
    .menu-open .sidebar-overlay { position: fixed; inset: 0; z-index: 25; display: block; background: rgba(8,20,40,.45); }
    .login-layout { grid-template-columns: 1fr; }
    .login-brand-panel { display: none; }
    .mobile-login-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 30px; }
}

@media (max-width: 680px) {
    .content-area { padding: 22px 16px; }
    .topbar { padding: 12px 16px; }
    .topbar-title { display: none; }
    .topbar-user > span { display: none; }
    .filter-grid { grid-template-columns: 1fr; }
    .filter-grid .button { width: 100%; }
    .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .kpi-card strong { font-size: 26px; }
    .report-header { align-items: flex-start; flex-direction: column; }
    .category-summary { grid-template-columns: 1fr 1fr; }
    .category-summary > div { border-bottom: 1px solid var(--line); }
    .login-form-panel { padding: 18px; }
    .login-card { padding: 28px 22px; box-shadow: none; }
}

@media print {
    @page { margin: 12mm; }
    body { color: #000; background: #fff; font-size: 11pt; }
    .no-print { display: none !important; }
    .app-main { margin: 0; }
    .content-area { width: 100%; padding: 0; }
    .report-header { margin-top: 0; }
    .report-header h2 { font-size: 20pt; }
    .kpi-grid { grid-template-columns: repeat(6, 1fr); gap: 6px; }
    .kpi-card { padding: 10px; box-shadow: none; break-inside: avoid; }
    .kpi-card strong { font-size: 18pt; }
    .report-grid { grid-template-columns: 1.6fr .9fr; gap: 10px; }
    .card { border-color: #bbb; box-shadow: none; break-inside: avoid; }
    .category-card { margin-top: 10px; }
    .data-table th, .data-table td { padding: 7px 8px; }
    .grand-total { color: #000; border-top: 2px solid #000; background: #fff; }
}

/* Unos rezervacija */
.alert-list { margin: 8px 0 0; padding-left: 20px; }
.booking-form { margin: 0; }
.booking-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 340px;
    gap: 22px;
    align-items: start;
}
.booking-main { display: grid; gap: 20px; }
.booking-sidebar { position: sticky; top: 94px; }
.form-section { overflow: hidden; }
.form-section .card-header { border-bottom: 1px solid var(--line); }
.form-grid { display: grid; gap: 18px; padding: 22px; }
.form-grid.two-columns { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.field-help { display: block; min-height: 18px; margin-top: 6px; color: var(--muted); font-size: 12px; }
.passenger-count-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    padding: 22px;
}
.count-card {
    padding: 16px;
    border: 1px solid var(--line);
    border-radius: 13px;
    background: var(--surface-soft);
}
.count-card select { margin-top: 2px; background: #fff; }
.passenger-name-sections { display: grid; gap: 16px; padding: 0 22px 22px; }
.passenger-name-group { padding-top: 18px; border-top: 1px solid var(--line); }
.name-group-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.name-group-heading span { color: var(--muted); font-size: 12px; }
.name-fields { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.compact-field > span { font-size: 12px; }
.compact-field input { min-height: 42px; }
.booking-summary { overflow: hidden; }
.summary-lines { padding: 0 20px; }
.summary-lines > div {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 12px 0;
    border-top: 1px solid var(--line);
}
.summary-lines span { color: var(--muted); }
.summary-lines strong { font-size: 18px; }
.summary-lines .summary-total { margin-top: 4px; border-top: 2px solid #cbd5e1; }
.summary-lines .summary-total strong { font-size: 24px; }
.price-preview { padding: 18px 20px; color: #fff; background: linear-gradient(135deg, var(--primary), #0d49b4); }
.price-preview span, .price-preview small { display: block; }
.price-preview strong { display: block; margin: 3px 0; font-size: 27px; }
.price-preview small { color: #d9e6ff; }
.booking-user-note { padding: 16px 20px; border-bottom: 1px solid var(--line); }
.booking-user-note span, .booking-user-note strong { display: block; }
.booking-user-note span { color: var(--muted); font-size: 12px; }
.booking-summary > .button { width: calc(100% - 40px); margin: 20px 20px 8px; }
.booking-summary > .button + .button { margin-top: 0; }
.submit-note { margin: 0; padding: 0 20px 20px; color: var(--muted); text-align: center; font-size: 12px; }

.booking-success-card { display: flex; align-items: center; gap: 18px; margin-bottom: 20px; padding: 22px; border-color: #a7dfbc; background: #f0fff5; }
.booking-success-card h2 { margin: 3px 0; }
.booking-success-card p { margin: 0; color: var(--muted); }
.success-icon { display: grid; width: 58px; height: 58px; flex: 0 0 58px; place-items: center; border-radius: 50%; color: #fff; background: var(--success); font-size: 30px; font-weight: 800; }
.confirmation-grid { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 20px; align-items: start; }
.confirmation-details, .confirmation-actions { overflow: hidden; }
.details-list { margin: 0; padding: 0 22px 22px; }
.details-list > div { display: grid; grid-template-columns: minmax(160px, .65fr) 1fr; gap: 18px; padding: 13px 0; border-top: 1px solid var(--line); }
.details-list dt { color: var(--muted); }
.details-list dd { margin: 0; text-align: right; }
.confirmation-actions { padding-bottom: 20px; }
.confirmation-actions > p { margin: 0; padding: 0 20px 18px; color: var(--muted); }
.confirmation-actions > .button { width: calc(100% - 40px); margin: 0 20px 10px; }

@media (max-width: 1100px) {
    .booking-layout, .confirmation-grid { grid-template-columns: 1fr; }
    .booking-sidebar { position: static; }
}

@media (max-width: 680px) {
    .form-grid.two-columns, .passenger-count-grid, .name-fields { grid-template-columns: 1fr; }
    .name-group-heading { align-items: flex-start; flex-direction: column; gap: 2px; }
    .booking-success-card { align-items: flex-start; }
    .details-list > div { grid-template-columns: 1fr; gap: 3px; }
    .details-list dd { text-align: left; }
}

/* =========================================================
   UNOS REZERVACIJA – KOREKCIJA RASPOREDA (FAZA 2.1)
   ========================================================= */
.booking-form {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto 40px;
}

.booking-layout {
    grid-template-columns: minmax(0, 780px) 300px;
    gap: 24px;
    justify-content: center;
}

.booking-main {
    gap: 22px;
}

.form-section .card-header,
.booking-summary .card-header {
    padding: 18px 22px 15px;
}

.form-section .card-header h3,
.booking-summary .card-header h3 {
    font-size: 18px;
}

.form-grid {
    gap: 16px 20px;
    padding: 18px 22px 22px;
}

.form-grid.two-columns {
    grid-template-columns: minmax(0, 1.45fr) minmax(220px, .75fr);
}

.form-grid label,
.passenger-count-grid label,
.name-fields label {
    min-width: 0;
}

.booking-form input,
.booking-form select {
    min-height: 44px;
}

.passenger-count-grid {
    grid-template-columns: repeat(3, minmax(150px, 1fr));
    gap: 12px;
    padding: 18px 22px;
}

.count-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 84px;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
}

.count-card > span {
    margin: 0;
    font-size: 14px;
}

.count-card select {
    width: 84px;
    min-height: 40px;
    margin: 0;
    padding-top: 7px;
    padding-bottom: 7px;
}

.passenger-name-sections {
    gap: 14px;
    padding: 0 22px 22px;
}

.passenger-name-group {
    padding-top: 16px;
}

.name-group-heading {
    margin-bottom: 10px;
}

.name-fields {
    gap: 10px 12px;
}

.compact-field input {
    min-height: 40px;
}

.booking-summary {
    border-radius: 15px;
}

.summary-lines {
    padding: 2px 20px 8px;
}

.summary-lines > div {
    min-height: 46px;
    padding: 10px 0;
}

.summary-lines span {
    font-size: 13px;
}

.summary-lines strong {
    font-size: 17px;
}

.summary-lines .summary-total strong {
    font-size: 22px;
}

.price-preview {
    padding: 16px 20px;
}

.price-preview strong {
    font-size: 25px;
}

.booking-user-note {
    padding: 14px 20px;
}

.booking-summary > .button {
    min-height: 46px;
}

/* Tablet i uži desktop: forma ostaje pregledna, sažetak ide ispod. */
@media (max-width: 1050px) {
    .booking-layout {
        grid-template-columns: 1fr;
        max-width: 880px;
        margin: 0 auto;
    }

    .booking-sidebar {
        position: static;
    }

    .booking-summary {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        align-items: stretch;
    }

    .booking-summary .card-header,
    .booking-summary .summary-lines,
    .booking-summary > .button,
    .booking-summary .submit-note {
        grid-column: 1 / -1;
    }

    .booking-summary .summary-lines {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 10px;
        padding: 0 20px 20px;
    }

    .booking-summary .summary-lines > div,
    .booking-summary .summary-lines .summary-total {
        display: grid;
        min-height: 74px;
        margin: 0;
        place-content: center;
        justify-items: center;
        gap: 3px;
        padding: 10px 8px;
        border: 1px solid var(--line);
        border-radius: 11px;
        text-align: center;
        background: var(--surface-soft);
    }

    .booking-summary .summary-lines .summary-total {
        border-color: #bfd0ee;
        background: #eef4ff;
    }

    .booking-summary .price-preview {
        margin-left: 20px;
        border-radius: 12px 0 0 12px;
    }

    .booking-summary .booking-user-note {
        display: grid;
        align-content: center;
        margin-right: 20px;
        border: 1px solid var(--line);
        border-left: 0;
        border-radius: 0 12px 12px 0;
        background: var(--surface-soft);
    }
}

/* Ne prebacuj prerano u jednu kolonu na računarima sa većim scalingom. */
@media (max-width: 700px) {
    .booking-form {
        max-width: 680px;
    }

    .form-grid.two-columns {
        grid-template-columns: minmax(0, 1.25fr) minmax(190px, .75fr);
    }

    .passenger-count-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .count-card {
        display: block;
        padding: 12px;
    }

    .count-card > span {
        margin-bottom: 7px;
    }

    .count-card select {
        width: 100%;
    }
}

@media (max-width: 560px) {
    .form-grid.two-columns,
    .name-fields {
        grid-template-columns: 1fr;
    }

    .booking-summary {
        display: block;
    }

    .booking-summary .summary-lines {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .booking-summary .price-preview {
        margin: 0;
        border-radius: 0;
    }

    .booking-summary .booking-user-note {
        margin: 0;
        border: 0;
        border-bottom: 1px solid var(--line);
        border-radius: 0;
    }
}

@media (max-width: 420px) {
    .passenger-count-grid {
        grid-template-columns: 1fr;
    }

    .form-section .card-header,
    .booking-summary .card-header,
    .form-grid,
    .passenger-count-grid {
        padding-left: 16px;
        padding-right: 16px;
    }

    .passenger-name-sections {
        padding-left: 16px;
        padding-right: 16px;
    }
}