/* ═══════════════════════════════════════════════════════════
   FIELDBOOK — Grial-Inspired Premium Theme
   Accent-driven, glass morphism, fluid micro-interactions
   ═══════════════════════════════════════════════════════════ */

:root {
    /* Grial-style accent-driven palette */
    --accent: #6C5CE7;
    --accent-soft: rgba(108, 92, 231, .10);
    --accent-medium: rgba(108, 92, 231, .18);
    --accent-glow: rgba(108, 92, 231, .25);
    --accent-hover: #5A4BD6;
    --accent-text: #fff;

    /* Surfaces — layered depth system */
    --bg-base: #F0F2F5;
    --bg-surface: #FFFFFF;
    --bg-elevated: #FFFFFF;
    --bg-inset: #F5F6F8;
    --bg-glass: rgba(255, 255, 255, .72);
    --bg-sidebar: linear-gradient(180deg, #1E1E2E 0%, #2A2A3C 100%);

    /* Text hierarchy */
    --text-primary: #1A1A2E;
    --text-secondary: #5C5C7A;
    --text-muted: #9696AD;
    --text-inverse: #FFFFFF;
    --text-accent: var(--accent);

    /* Borders */
    --border: rgba(0, 0, 0, .06);
    --border-strong: rgba(0, 0, 0, .10);
    --border-sidebar: rgba(255, 255, 255, .08);

    /* Semantic colours */
    --success: #00B894;
    --success-bg: rgba(0, 184, 148, .10);
    --danger: #E17055;
    --danger-bg: rgba(225, 112, 85, .10);
    --warning: #FDCB6E;
    --warning-bg: rgba(253, 203, 110, .12);
    --info: #74B9FF;
    --info-bg: rgba(116, 185, 255, .10);

    /* Sport accent overrides */
    --sport-football: #00B894;
    --sport-football-bg: rgba(0, 184, 148, .10);
    --sport-rugby: #E17055;
    --sport-rugby-bg: rgba(225, 112, 85, .10);
    --sport-cricket: #74B9FF;
    --sport-cricket-bg: rgba(116, 185, 255, .10);
    --sport-gp: #FDCB6E;
    --sport-gp-bg: rgba(253, 203, 110, .12);

    /* Shadows — layered depth */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, .06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, .08);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, .12);
    --shadow-glow: 0 4px 24px rgba(108, 92, 231, .20);

    /* Radii — Grial uses generous rounding */
    --r-xs: 6px;
    --r-sm: 10px;
    --r-md: 14px;
    --r-lg: 20px;
    --r-xl: 28px;
    --r-full: 100px;

    /* Typography */
    --font-display: 'Fraunces', Georgia, serif;
    --font-body: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Transitions */
    --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ─── Reset ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body {
    background: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.5;
}

/* ═══ LAYOUT ═══ */
.app { display: flex; min-height: 100vh; }

/* ═══ SIDEBAR — Dark premium panel ═══ */
.sidebar {
    width: 288px;
    background: var(--bg-sidebar);
    padding: 28px 0;
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    overflow-y: auto;
    overflow-x: hidden;
    transition: transform .35s var(--ease-out);
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 10px; }

.sb-brand {
    padding: 0 24px 24px;
    border-bottom: 1px solid var(--border-sidebar);
    margin-bottom: 20px;
}
.brand-mark { display: flex; align-items: center; gap: 12px; }
.brand-icon {
    width: 36px; height: 36px;
    background: var(--accent);
    border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    color: #fff; font-size: 15px; font-weight: 700;
    font-family: var(--font-display);
    box-shadow: var(--shadow-glow);
}
.brand-text {
    font-family: var(--font-display);
    font-size: 20px; font-weight: 600;
    color: var(--text-inverse);
    letter-spacing: -.3px;
}
.brand-sub {
    font-size: 11px; color: var(--text-muted);
    margin-top: 4px; padding-left: 48px;
    letter-spacing: .2px;
}

/* Sidebar sections */
.sidebar-section { padding: 0 16px; margin-bottom: 18px; }
.sidebar-label {
    font-size: 10px; font-family: var(--font-mono);
    letter-spacing: 2px; text-transform: uppercase;
    color: rgba(255,255,255,.35);
    padding: 0 8px; margin-bottom: 8px;
}
.sidebar-pad { padding: 0 8px; }

/* Select dropdown */
select.sel {
    width: 100%; padding: 10px 14px;
    font-family: var(--font-body); font-size: 13px; font-weight: 400;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.10);
    border-radius: var(--r-sm);
    color: var(--text-inverse);
    cursor: pointer; appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='rgba(255,255,255,.5)'%3E%3Cpath d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 14px center;
    transition: all .2s var(--ease-out);
}
select.sel option { background: #2A2A3C; color: #fff; }
select.sel:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
select.sel:hover { border-color: rgba(255,255,255,.20); }

/* Inputs */
input.di {
    width: 100%; padding: 9px 12px;
    font-family: var(--font-body); font-size: 12px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.10);
    border-radius: var(--r-xs); color: var(--text-inverse);
    transition: all .2s var(--ease-out);
}
input.di:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
input.di::-webkit-calendar-picker-indicator { filter: invert(1) opacity(.5); }

/* Filter chips */
.filter-chips { display: flex; flex-wrap: wrap; gap: 6px; padding: 0 8px; }
.chip {
    padding: 5px 12px;
    font-family: var(--font-body); font-size: 11px; font-weight: 400;
    color: rgba(255,255,255,.55);
    background: rgba(255,255,255,.04);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: var(--r-full);
    cursor: pointer; text-decoration: none;
    display: inline-flex; align-items: center; gap: 5px;
    transition: all .2s var(--ease-out);
}
.chip:hover { background: rgba(255,255,255,.08); color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.15); }
.chip.on {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--accent);
    font-weight: 500;
    box-shadow: 0 0 12px rgba(108,92,231,.15);
}
.chip .n { font-family: var(--font-mono); font-size: 9px; opacity: .6; }

.date-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 0 8px; }

/* Search */
.search-box { padding: 0 8px; position: relative; }
.search-input {
    width: 100%; padding: 10px 14px 10px 36px;
    font-family: var(--font-body); font-size: 13px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.10);
    border-radius: var(--r-sm);
    color: var(--text-inverse);
    transition: all .2s var(--ease-out);
}
.search-input::placeholder { color: rgba(255,255,255,.3); }
.search-input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.search-ico { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); color: rgba(255,255,255,.3); font-size: 14px; pointer-events: none; }

/* Filter button */
.filter-btn {
    display: block; width: 100%; margin-top: 12px; padding: 11px;
    font-family: var(--font-body); font-size: 13px; font-weight: 600;
    background: var(--accent);
    color: var(--accent-text);
    border: none; border-radius: var(--r-sm);
    cursor: pointer;
    transition: all .25s var(--ease-out);
    box-shadow: var(--shadow-glow);
    letter-spacing: .2px;
}
.filter-btn:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 6px 28px rgba(108,92,231,.3); }
.filter-btn:active { transform: translateY(0); }
.clear-link { display: block; text-align: center; margin-top: 8px; font-size: 11px; color: rgba(255,255,255,.35); text-decoration: none; transition: color .2s; }
.clear-link:hover { color: rgba(255,255,255,.6); }

/* Sidebar footer */
.sidebar-footer { margin-top: auto; padding: 18px 24px; border-top: 1px solid var(--border-sidebar); }
.api-status { display: flex; align-items: center; gap: 8px; font-size: 11px; font-family: var(--font-mono); color: rgba(255,255,255,.4); }
.api-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--success);
    box-shadow: 0 0 8px rgba(0,184,148,.4);
    animation: pulse 2s ease-in-out infinite; flex-shrink: 0;
}
.api-dot.err { background: var(--danger); box-shadow: 0 0 8px rgba(225,112,85,.4); }
@keyframes pulse { 0%,100%{ opacity:1; transform:scale(1) } 50%{ opacity:.5; transform:scale(.85) } }

/* ═══ MOBILE SIDEBAR ═══ */
.mobile-toggle {
    display: none; position: fixed; top: 14px; left: 14px; z-index: 200;
    width: 44px; height: 44px; border-radius: var(--r-sm);
    background: var(--bg-surface); border: 1px solid var(--border);
    box-shadow: var(--shadow-md); cursor: pointer;
    font-size: 18px; align-items: center; justify-content: center;
    transition: all .2s var(--ease-out);
}
.mobile-toggle:hover { box-shadow: var(--shadow-lg); }
.mobile-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 90; cursor: pointer; backdrop-filter: blur(4px); }

/* ═══ MAIN CONTENT ═══ */
.main {
    flex: 1; margin-left: 288px;
    padding: 36px 44px 80px;
    min-width: 0;
    animation: fadeIn .5s var(--ease-out);
}

/* ─── Topbar ─── */
.topbar { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 28px; gap: 16px; flex-wrap: wrap; }
.greeting {
    font-family: var(--font-display);
    font-size: clamp(24px, 4vw, 36px);
    font-weight: 400; line-height: 1.2;
    letter-spacing: -.5px;
    color: var(--text-primary);
}
.greeting em { font-style: italic; color: var(--accent); }
.greeting-sub { margin-top: 5px; font-size: 14px; color: var(--text-secondary); font-weight: 300; }

/* ─── Alert Banner — glass effect ─── */
.alert-banner {
    background: var(--danger-bg);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(225, 112, 85, .15);
    border-radius: var(--r-md);
    padding: 14px 20px;
    margin-bottom: 22px;
    display: flex; align-items: center; gap: 12px;
    font-size: 13px; color: var(--danger);
    animation: slideDown .4s var(--ease-spring);
}
.alert-banner strong { font-weight: 600; }

/* ─── Stats Strip — Glass cards ─── */
.stats-strip { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; margin-bottom: 28px; }
.stat-pill {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    padding: 20px 16px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all .3s var(--ease-out);
    position: relative;
    overflow: hidden;
}
.stat-pill::before {
    content: '';
    position: absolute; top: 0; left: 50%; transform: translateX(-50%);
    width: 40px; height: 3px;
    border-radius: 0 0 3px 3px;
    opacity: 0;
    transition: all .3s var(--ease-out);
}
.stat-pill:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.stat-pill:hover::before { opacity: 1; width: 50px; }
.stat-pill:nth-child(1):hover::before { background: var(--accent); }
.stat-pill:nth-child(2):hover::before { background: var(--info); }
.stat-pill:nth-child(3):hover::before { background: var(--success); }
.stat-pill:nth-child(4):hover::before { background: #A29BFE; }
.stat-pill:nth-child(5):hover::before { background: var(--danger); }
.stat-number { font-family: var(--font-display); font-size: 28px; font-weight: 400; line-height: 1; }
.stat-label {
    font-size: 10px; font-family: var(--font-mono);
    letter-spacing: 1.2px; text-transform: uppercase;
    color: var(--text-muted); margin-top: 6px;
}

/* ═══ BOOKING CARDS — Elevated glass panels ═══ */
.bookings-list { display: grid; gap: 14px; }
.bcard {
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all .3s var(--ease-out);
    animation: slideUp .4s var(--ease-out) both;
}
.bcard:hover { box-shadow: var(--shadow-md); }

/* Stagger animation */
.bcard:nth-child(1) { animation-delay: .02s }
.bcard:nth-child(2) { animation-delay: .06s }
.bcard:nth-child(3) { animation-delay: .10s }
.bcard:nth-child(4) { animation-delay: .14s }
.bcard:nth-child(5) { animation-delay: .18s }

/* Card header */
.card-header {
    display: grid; grid-template-columns: auto 1fr auto auto;
    align-items: center; gap: 16px;
    padding: 18px 22px;
    cursor: pointer; user-select: none;
    transition: background .2s var(--ease-out);
    position: relative;
}
.card-header::after {
    content: '';
    position: absolute; bottom: 0; left: 22px; right: 22px;
    height: 1px; background: var(--border);
    opacity: 0; transition: opacity .2s;
}
.card-header:hover { background: var(--bg-inset); }

/* Sport badge — vibrant pill */
.sport-badge {
    width: 42px; height: 42px;
    border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    font-size: 19px; flex-shrink: 0;
    transition: transform .3s var(--ease-spring);
}
.card-header:hover .sport-badge { transform: scale(1.08); }

.card-ref {
    font-family: var(--font-mono); font-size: 10px;
    color: var(--text-muted); letter-spacing: .8px;
}
.card-title {
    font-family: var(--font-display); font-size: 17px;
    font-weight: 400; margin-top: 2px; letter-spacing: -.2px;
    color: var(--text-primary);
}
.card-sub { font-size: 12px; color: var(--text-secondary); margin-top: 2px; font-weight: 300; }

/* Tags */
.card-tags { display: flex; gap: 6px; align-items: center; flex-wrap: wrap; justify-content: flex-end; }
.tag {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 4px 10px; font-size: 11px; font-weight: 500;
    border-radius: var(--r-full);
}
.tag-pax { background: var(--bg-inset); color: var(--text-secondary); }
.tag-dates { background: var(--bg-inset); color: var(--text-secondary); font-family: var(--font-mono); font-size: 10px; }

/* Status pill */
.status-pill {
    padding: 5px 14px; border-radius: var(--r-full);
    font-size: 10px; font-family: var(--font-mono);
    font-weight: 500; letter-spacing: .5px;
    text-transform: uppercase; white-space: nowrap;
}
.status-confirmed { color: var(--success); background: var(--success-bg); }
.status-provisional { color: var(--warning); background: var(--warning-bg); color: #c99500; }
.status-processing { color: #6C5CE7; background: var(--accent-soft); }

.expand-icon {
    color: var(--text-muted); font-size: 12px;
    transition: transform .3s var(--ease-spring);
    margin-left: 4px;
}

/* ─── Card body ─── */
.card-body {
    display: none;
    border-top: 1px solid var(--border);
    background: var(--bg-inset);
}
.card-body.open {
    display: block;
    animation: expandIn .35s var(--ease-out);
}
.card-body-inner { display: grid; grid-template-columns: 1fr 1fr; }
.card-col { padding: 22px; }
.card-col + .card-col { border-left: 1px solid var(--border); }
.col-title {
    font-size: 10px; font-family: var(--font-mono);
    letter-spacing: 1.8px; text-transform: uppercase;
    color: var(--text-muted); margin-bottom: 12px;
}

/* ─── Passengers ─── */
.pax-list { display: flex; flex-direction: column; gap: 8px; }
.pax-row {
    display: flex; align-items: center; gap: 12px;
    padding: 10px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    transition: all .2s var(--ease-out);
}
.pax-row:hover { border-color: var(--accent-soft); box-shadow: var(--shadow-xs); }
.pax-avatar {
    width: 34px; height: 34px;
    border-radius: var(--r-full);
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 600; flex-shrink: 0;
    letter-spacing: -.5px;
}
.pax-info { flex: 1; min-width: 0; }
.pax-name { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.pax-detail {
    font-size: 11px; color: var(--text-muted); margin-top: 2px;
    overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.pax-flags { display: flex; gap: 4px; flex-shrink: 0; flex-wrap: wrap; }
.flag {
    font-size: 9px; font-family: var(--font-mono);
    padding: 3px 7px; border-radius: var(--r-xs);
    letter-spacing: .3px; text-transform: uppercase; font-weight: 500;
}
.flag-lead { color: var(--accent); background: var(--accent-soft); }
.flag-missing { color: var(--danger); background: var(--danger-bg); }
.flag-child { color: #A29BFE; background: rgba(162,155,254,.10); }

/* ─── Services ─── */
.svc-list { display: flex; flex-direction: column; gap: 6px; }
.svc-row {
    display: grid; grid-template-columns: 4px 1fr auto;
    gap: 12px; align-items: center;
    padding: 10px 14px;
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--r-sm);
    transition: all .2s var(--ease-out);
}
.svc-row:hover { border-color: var(--accent-soft); box-shadow: var(--shadow-xs); }
.svc-bar { width: 4px; height: 100%; min-height: 22px; border-radius: var(--r-full); }
.bar-accom { background: var(--info); }
.bar-event { background: var(--accent); }
.bar-transfer { background: var(--success); }
.bar-extra { background: #A29BFE; }
.svc-name { font-size: 12px; font-weight: 500; line-height: 1.35; color: var(--text-primary); }
.svc-sub { font-size: 10px; color: var(--text-muted); margin-top: 2px; }
.svc-date { font-family: var(--font-mono); font-size: 10px; color: var(--text-secondary); text-align: right; white-space: nowrap; }
.svc-seat {
    display: inline-block; font-size: 9px; font-family: var(--font-mono);
    background: var(--warning-bg); color: #c99500;
    padding: 2px 7px; border-radius: var(--r-xs); margin-top: 3px;
}

/* ─── Flights ─── */
.flight-seg {
    background: var(--bg-surface); border: 1px solid var(--border);
    border-radius: var(--r-sm); padding: 14px 16px; margin-bottom: 8px;
}
.seg-label {
    font-family: var(--font-mono); font-size: 10px;
    letter-spacing: 1.2px; text-transform: uppercase;
    color: var(--text-muted); margin-bottom: 10px;
}
.leg-row {
    display: grid; grid-template-columns: 1fr auto 1fr;
    align-items: center; gap: 10px; padding: 6px 0;
}
.leg-row + .leg-row { border-top: 1px dashed var(--border-strong); padding-top: 10px; margin-top: 6px; }
.leg-airport { font-family: var(--font-display); font-size: 20px; color: var(--text-primary); }
.leg-time { font-family: var(--font-mono); font-size: 10px; color: var(--text-secondary); }
.leg-dest { text-align: right; }
.leg-mid { display: flex; flex-direction: column; align-items: center; gap: 3px; }
.leg-fno { font-family: var(--font-mono); font-size: 9px; color: var(--text-muted); }
.leg-arrow { width: 48px; height: 2px; background: linear-gradient(90deg, var(--accent-soft), var(--accent), var(--accent-soft)); border-radius: 2px; position: relative; }
.leg-arrow::after { content: "\203A"; position: absolute; right: -5px; top: -8px; color: var(--accent); font-size: 16px; font-weight: 300; }

/* ─── Empty state ─── */
.empty-state { text-align: center; padding: 80px 20px; }
.empty-icon { font-size: 40px; margin-bottom: 14px; opacity: .4; }
.empty-text { font-size: 15px; color: var(--text-secondary); }

/* ═══ ANIMATIONS ═══ */
@keyframes fadeIn { from { opacity: 0 } to { opacity: 1 } }
@keyframes slideUp { from { opacity: 0; transform: translateY(16px) } to { opacity: 1; transform: translateY(0) } }
@keyframes slideDown { from { opacity: 0; transform: translateY(-10px) } to { opacity: 1; transform: translateY(0) } }
@keyframes expandIn { from { opacity: 0; max-height: 0 } to { opacity: 1; max-height: 2000px } }

/* ═══ RESPONSIVE — Mobile first ═══ */
@media (max-width: 1100px) {
    .card-body-inner { grid-template-columns: 1fr; }
    .card-col + .card-col { border-left: none; border-top: 1px solid var(--border); }
    .stats-strip { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); transition: transform .35s var(--ease-out); width: 288px; }
    .sidebar.open { transform: translateX(0); }
    .mobile-toggle { display: flex; }
    .mobile-overlay.show { display: block; }
    .main { margin-left: 0; padding: 64px 18px 40px; }
    .stats-strip { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .card-header { grid-template-columns: auto 1fr auto; gap: 10px; padding: 14px 16px; }
    .card-tags { display: none; }
    .card-title { font-size: 15px; }
    .topbar { flex-direction: column; gap: 8px; }
    .stat-pill { padding: 16px 10px; }
    .greeting { font-size: 24px; }
}

@media (max-width: 480px) {
    .stats-strip { grid-template-columns: 1fr 1fr; gap: 8px; }
    .stat-number { font-size: 22px; }
    .main { padding: 60px 12px 30px; }
    .card-col { padding: 16px; }
    .leg-row { grid-template-columns: 1fr; text-align: center; gap: 6px; }
    .leg-dest { text-align: center; }
    .leg-mid { flex-direction: row; }
}