/* ===========================================================
   TICKETING PESAWAT — CUSTOM DESIGN SYSTEM
   Konsep: "Boarding Pass / Papan Informasi Bandara"
   =========================================================== */

:root {
    /* -- Warna -- */
    --navy-ink:   #0F1B2D;  /* utama: sidebar, navbar, teks judul gelap */
    --navy-deep:  #16213E;  /* gradasi kedua untuk elemen gelap */
    --cloud:      #F5F7FA;  /* background halaman */
    --amber:      #F0A202;  /* satu-satunya warna aksen: CTA & status aktif */
    --amber-dark: #C97F00;
    --ink:        #1B2431;  /* teks utama */
    --muted:      #6B7684;  /* teks sekunder */
    --success:    #1B9C6E;
    --danger:     #D64545;
    --border:     #E3E7ED;
    --white:      #FFFFFF;

    /* -- Layout -- */
    --radius-sm: 8px;
    --radius:    14px;
    --radius-lg: 20px;
    --shadow-sm: 0 1px 3px rgba(15, 27, 45, 0.06);
    --shadow-md: 0 10px 30px rgba(15, 27, 45, 0.10);

    /* -- Tipografi -- */
    --font-display: 'Space Grotesk', sans-serif;
    --font-body:    'Inter', sans-serif;
    --font-mono:    'JetBrains Mono', monospace;
}

body {
    background: var(--cloud);
    color: var(--ink);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6, .brand-font {
    font-family: var(--font-display);
    letter-spacing: -0.01em;
}

.mono, .kode-booking, .flight-code, .harga-mono {
    font-family: var(--font-mono);
    letter-spacing: 0.02em;
}

a { text-decoration: none; }

/* ===========================================================
   NAVBAR (Customer) & SIDEBAR (Admin) — sama-sama navy gelap
   =========================================================== */
.app-navbar {
    background: linear-gradient(180deg, var(--navy-ink), var(--navy-deep));
    padding: 0.9rem 0;
    box-shadow: var(--shadow-md);
}

.app-navbar .brand {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.app-navbar .brand .brand-chip {
    background: var(--amber);
    color: var(--navy-ink);
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: 6px;
}

.app-navbar .nav-link {
    color: rgba(255,255,255,0.7) !important;
    font-weight: 500;
    padding: 0.5rem 0.9rem !important;
    border-bottom: 2px solid transparent;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.app-navbar .nav-link:hover,
.app-navbar .nav-link.active {
    color: var(--white) !important;
    border-bottom-color: var(--amber);
}

.app-navbar .user-chip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.85);
    font-size: 0.9rem;
}

.avatar-circle {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--amber);
    color: var(--navy-ink);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-family: var(--font-display);
    font-size: 0.85rem;
}

/* Sidebar admin */
.app-sidebar {
    background: linear-gradient(180deg, var(--navy-ink), var(--navy-deep));
    min-height: 100vh;
    width: 260px;
    padding: 1.5rem 1rem;
}

.app-sidebar .brand {
    font-family: var(--font-display);
    color: var(--white);
    font-weight: 700;
    font-size: 1.15rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0 0.5rem;
}

.app-sidebar .nav-link {
    color: rgba(255,255,255,0.65);
    font-weight: 500;
    padding: 0.65rem 0.9rem;
    border-radius: var(--radius-sm);
    margin-bottom: 0.15rem;
    display: flex;
    align-items: center;
    gap: 0.65rem;
    border-left: 3px solid transparent;
    transition: all 0.15s ease;
}

.app-sidebar .nav-link i { font-size: 1.05rem; width: 20px; text-align: center; }

.app-sidebar .nav-link:hover {
    background: rgba(255,255,255,0.06);
    color: var(--white);
}

.app-sidebar .nav-link.active {
    background: rgba(240, 162, 2, 0.12);
    color: var(--amber);
    border-left-color: var(--amber);
}

.app-sidebar .nav-link.logout-link { color: #ff8a8a; }

/* ===========================================================
   TOMBOL
   =========================================================== */
.btn-brand {
    background: var(--navy-ink);
    border-color: var(--navy-ink);
    color: var(--white);
    font-weight: 600;
    border-radius: var(--radius-sm);
    padding: 0.55rem 1.3rem;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn-brand:hover {
    background: var(--navy-deep);
    color: var(--white);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.btn-amber {
    background: var(--amber);
    border-color: var(--amber);
    color: var(--navy-ink);
    font-weight: 700;
    border-radius: var(--radius-sm);
    padding: 0.55rem 1.3rem;
    transition: transform 0.12s ease, box-shadow 0.12s ease;
}
.btn-amber:hover {
    background: var(--amber-dark);
    border-color: var(--amber-dark);
    color: var(--navy-ink);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* ===========================================================
   KARTU UMUM (dipakai di form, tabel, dsb)
   =========================================================== */
.surface-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
}

.form-control:focus, .form-select:focus {
    border-color: var(--amber);
    box-shadow: 0 0 0 3px rgba(240, 162, 2, 0.15);
}

/* Tabel lebih rapi dari default Bootstrap */
.table-clean {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.table-clean thead {
    background: var(--navy-ink);
}
.table-clean thead th {
    color: var(--white);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border: none;
    padding: 0.85rem 1rem;
}
.table-clean tbody td {
    padding: 0.85rem 1rem;
    vertical-align: middle;
    border-color: var(--border);
}

/* ===========================================================
   STATUS PILL (pengganti badge Bootstrap polos)
   =========================================================== */
.status-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
    font-family: var(--font-mono);
}
.status-pill::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
}
.status-pill.pending { background: #FEF3E2; color: #B9770E; }
.status-pill.pending::before { background: #F0A202; }
.status-pill.success { background: #E4F6EE; color: #14795A; }
.status-pill.success::before { background: #1B9C6E; }
.status-pill.canceled { background: #FCEAEA; color: #B43333; }
.status-pill.canceled::before { background: #D64545; }

/* ===========================================================
   STAT CARD (Dashboard Admin)
   =========================================================== */
.stat-card {
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 1.25rem 1.4rem;
    border-left: 4px solid var(--amber);
    display: flex;
    align-items: center;
    gap: 1rem;
}
.stat-card .stat-icon {
    width: 46px;
    height: 46px;
    border-radius: var(--radius-sm);
    background: var(--navy-ink);
    color: var(--amber);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
}
.stat-card .stat-number {
    font-family: var(--font-display);
    font-size: 1.7rem;
    font-weight: 700;
    color: var(--navy-ink);
    line-height: 1.1;
}
.stat-card .stat-label {
    font-size: 0.82rem;
    color: var(--muted);
}

/* ===========================================================
   BOARDING PASS — elemen ciri khas sistem ini
   Dipakai di: hasil pencarian tiket & halaman e-tiket
   =========================================================== */
.boarding-pass {
    display: flex;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
}

.boarding-pass .bp-main {
    flex: 1;
    padding: 1.5rem 1.75rem;
}

.boarding-pass .bp-airline {
    font-size: 0.8rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-weight: 600;
    margin-bottom: 0.6rem;
}

.boarding-pass .bp-route {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 0.75rem;
}

.boarding-pass .bp-code {
    font-family: var(--font-mono);
    font-size: 1.9rem;
    font-weight: 700;
    color: var(--navy-ink);
}

.boarding-pass .bp-route-line {
    flex: 1;
    position: relative;
    height: 2px;
    background-image: linear-gradient(to right, var(--border) 50%, transparent 0%);
    background-size: 8px 2px;
    background-repeat: repeat-x;
    margin-top: -2px;
}

.boarding-pass .bp-route-line i {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--white);
    color: var(--amber);
    padding: 0 6px;
    font-size: 1rem;
}

.boarding-pass .bp-meta {
    display: flex;
    gap: 1.75rem;
    flex-wrap: wrap;
}

.boarding-pass .bp-meta .item .label {
    font-size: 0.72rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    display: block;
    margin-bottom: 2px;
}
.boarding-pass .bp-meta .item .value {
    font-weight: 600;
    color: var(--ink);
    font-family: var(--font-mono);
    font-size: 0.92rem;
}

/* Stub kanan (perforasi ala tiket bioskop / boarding pass asli) */
.boarding-pass .bp-stub {
    width: 200px;
    flex-shrink: 0;
    background: var(--navy-ink);
    color: var(--white);
    padding: 1.5rem 1.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    position: relative;
}

/* Garis putus-putus vertikal pemisah + efek "lubang sobekan" */
.boarding-pass .bp-stub::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0;
    border-left: 2px dashed rgba(255,255,255,0.25);
}
.boarding-pass .bp-stub::after {
    content: '';
    position: absolute;
    left: -10px;
    top: -10px;
    width: 20px;
    height: 20px;
    background: var(--cloud);
    border-radius: 50%;
    box-shadow: 0 190px 0 var(--cloud); /* lubang bawah, disesuaikan tinggi kartu di HTML jika perlu */
}

.boarding-pass .bp-stub .stub-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255,255,255,0.55);
    margin-bottom: 4px;
}
.boarding-pass .bp-stub .stub-price {
    font-family: var(--font-mono);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--amber);
    margin-bottom: 0.9rem;
}

@media (max-width: 640px) {
    .boarding-pass { flex-direction: column; }
    .boarding-pass .bp-stub::before { display: none; }
    .boarding-pass .bp-stub::after { display: none; }
}

/* ===========================================================
   HALAMAN AUTH (login/register) — split screen
   =========================================================== */
.auth-shell {
    min-height: 100vh;
    display: flex;
}
.auth-visual {
    flex: 1.1;
    background: radial-gradient(circle at 20% 20%, var(--navy-deep), var(--navy-ink) 70%);
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem;
    position: relative;
    overflow: hidden;
}
.auth-visual .brand {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 2rem;
}
.auth-visual h2 {
    font-size: 2.1rem;
    font-weight: 700;
    max-width: 380px;
    margin-bottom: 1rem;
}
.auth-visual p {
    color: rgba(255,255,255,0.65);
    max-width: 340px;
}
.auth-visual .route-mono {
    margin-top: 3rem;
    font-family: var(--font-mono);
    color: rgba(240, 162, 2, 0.9);
    font-size: 0.95rem;
    letter-spacing: 0.05em;
}
.auth-form-side {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    padding: 2rem;
}
.auth-form-side .auth-box { width: 100%; max-width: 380px; }

@media (max-width: 860px) {
    .auth-shell { flex-direction: column; }
    .auth-visual { padding: 2.5rem; }
}