@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Playfair+Display:wght@700;800&display=swap');

:root {
    --brand-1: #3a3941;
    --brand-2: #1c1b20;
    --accent: #e0741f;
    --accent-dark: #b85c15;
    --bg: #f5f5f2;
    --surface: #ffffff;
    --text: #1c1f2e;
    --text-muted: #6b7186;
    --border: #e9eaf3;
    --success: #16a34a;
    --danger: #e5484d;
    --warning: #f59e0b;
    --radius-lg: 18px;
    --radius-md: 14px;
    --radius-sm: 10px;
    --shadow-sm: 0 1px 2px rgba(20, 20, 43, .04), 0 1px 4px rgba(20, 20, 43, .05);
    --shadow-md: 0 8px 24px rgba(20, 20, 43, .08);
    --shadow-lg: 0 24px 48px rgba(20, 20, 43, .16);
}

* {
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

a {
    text-decoration: none;
    color: var(--brand-1);
}

a:hover {
    color: var(--accent-dark);
}

a.small, .small a {
    text-decoration: underline;
    text-decoration-color: rgba(224, 116, 31, .6);
    text-underline-offset: 2px;
}

/* ---- Auth pages (login / register / forgot / reset) ---- */
.login-body {
    background:
        radial-gradient(1200px 600px at 10% -10%, rgba(255, 255, 255, .12), transparent 60%),
        radial-gradient(900px 500px at 100% 110%, rgba(255, 255, 255, .10), transparent 55%),
        linear-gradient(135deg, var(--brand-1) 0%, var(--brand-2) 100%);
    min-height: 100vh;
}

.login-wrapper {
    min-height: 100vh;
    padding: 1rem;
}

.login-card {
    width: 100%;
    max-width: 420px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    animation: cardIn .5s cubic-bezier(.21, 1.02, .73, 1) both;
}

.login-icon {
    display: flex;
    justify-content: center;
}

.login-icon svg,
.login-icon img {
    filter: drop-shadow(0 8px 18px rgba(20, 19, 22, .4));
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(14px) scale(.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ---- App shell: keep content readable/centered on wide screens ---- */
.app-navbar .container-fluid,
.container-fluid.px-4.py-4 {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
}

/* ---- App navbar ---- */
.app-navbar {
    background: linear-gradient(90deg, var(--brand-1), var(--brand-2));
    box-shadow: 0 4px 20px rgba(20, 19, 22, .35);
    border-bottom: 2px solid var(--accent);
}

.app-navbar .navbar-brand {
    letter-spacing: -0.01em;
}

.app-navbar .navbar-brand img {
    box-shadow: 0 2px 8px rgba(0, 0, 0, .25);
}

.brand-wordmark {
    font-family: 'Playfair Display', Georgia, 'Times New Roman', serif;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.app-navbar .btn-outline-light {
    border-color: rgba(255, 255, 255, .55);
    transition: transform .15s ease, background-color .15s ease;
}

.app-navbar .btn-outline-light:hover {
    background-color: rgba(255, 255, 255, .16);
    transform: translateY(-1px);
}

/* ---- Cards ---- */
.card {
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm) !important;
    border: 1px solid var(--border) !important;
    transition: box-shadow .2s ease;
}

.card:hover {
    box-shadow: var(--shadow-md) !important;
}

.card-header {
    background-color: var(--surface) !important;
    border-bottom: 1px solid var(--border);
    border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
    font-weight: 600;
    letter-spacing: -0.01em;
    padding: 1rem 1.25rem;
}

.card-header svg {
    color: var(--accent-dark);
}

.card-body {
    padding: 1.5rem;
}

/* ---- Keep hero forms and search bars from stretching edge-to-edge on wide cards ---- */
#singleLookupForm,
#uploadForm {
    max-width: 640px;
}

.search-form {
    max-width: 480px;
}

/* ---- File input ---- */
.form-control[type="file"]::file-selector-button {
    border: none;
    background: var(--bg);
    color: var(--text);
    font-weight: 600;
    padding: .4rem .8rem;
    border-radius: 8px;
    margin-right: .8rem;
    transition: background-color .15s ease;
}

.form-control[type="file"]::file-selector-button:hover {
    background: #eceef3;
}

/* ---- Buttons ---- */
.btn {
    border-radius: var(--radius-sm);
    font-weight: 600;
    letter-spacing: -0.005em;
    transition: transform .12s ease, box-shadow .12s ease, background-color .12s ease;
}

.btn:active {
    transform: scale(.98);
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
    border: none;
    box-shadow: 0 6px 16px rgba(20, 19, 22, .4);
}

.btn-primary:hover, .btn-primary:focus {
    filter: brightness(1.15);
    box-shadow: 0 8px 20px rgba(20, 19, 22, .5);
}

.btn-success {
    background: linear-gradient(135deg, #16a34a, #22c55e);
    border: none;
}

.btn-outline-primary {
    color: var(--brand-1);
    border-color: var(--brand-1);
}

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--brand-1);
    border-color: var(--brand-1);
    color: #fff;
}

.btn-sm {
    border-radius: 8px;
}

/* ---- Forms ---- */
.form-label {
    font-weight: 600;
    font-size: .85rem;
    color: var(--text);
}

.form-control, .form-select {
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    padding: .55rem .8rem;
    transition: border-color .15s ease, box-shadow .15s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--accent-dark);
    box-shadow: 0 0 0 .2rem rgba(224, 116, 31, .25);
}

.form-control:disabled {
    background-color: #f6f7fb;
    color: var(--text-muted);
}

.form-check-input:checked {
    background-color: var(--brand-1);
    border-color: var(--brand-1);
}

.form-check-input:focus {
    box-shadow: 0 0 0 .2rem rgba(224, 116, 31, .25);
}

/* ---- Tables ---- */
.table th {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--text-muted);
    font-weight: 700;
    border-bottom-width: 1px;
}

.table td {
    vertical-align: middle;
}

.table-striped > tbody > tr:nth-of-type(odd) > * {
    background-color: #f8f9fd;
}

.table-hover > tbody > tr:hover > * {
    background-color: #f4ecd9;
}

code {
    background: #fbf3e2;
    color: var(--accent-dark);
    padding: .15rem .4rem;
    border-radius: 6px;
    font-size: .8rem;
}

/* ---- Badges ---- */
.badge {
    font-weight: 600;
    letter-spacing: .01em;
    border-radius: 999px;
    padding: .4em .7em;
}

/* ---- Alerts (non-toast, e.g. inline warnings) ---- */
.alert {
    border-radius: var(--radius-sm);
    border: none;
}

.alert-warning {
    background-color: #fff7e6;
    color: #92600a;
}

/* ---- Toast notifications ---- */
.toast-stack {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 1080;
    display: flex;
    flex-direction: column;
    gap: .6rem;
    width: min(380px, calc(100% - 2rem));
}

.toast-alert {
    display: flex;
    align-items: flex-start;
    gap: .65rem;
    padding: .9rem 1.1rem;
    border-radius: var(--radius-sm);
    background: var(--surface);
    box-shadow: var(--shadow-lg);
    border-left: 4px solid;
    font-size: .9rem;
    font-weight: 500;
    color: var(--text);
    animation: toastIn .4s cubic-bezier(.21, 1.02, .73, 1) both;
}

.toast-alert.toast-hide {
    animation: toastOut .35s ease forwards;
}

.toast-success {
    border-left-color: var(--success);
}

.toast-success svg {
    color: var(--success);
}

.toast-error {
    border-left-color: var(--danger);
}

.toast-error svg {
    color: var(--danger);
}

.toast-alert svg {
    flex-shrink: 0;
    margin-top: 1px;
}

@keyframes toastIn {
    from { transform: translateX(28px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes toastOut {
    from { transform: translateX(0); opacity: 1; max-height: 100px; }
    to { transform: translateX(28px); opacity: 0; max-height: 0; margin: 0; padding-top: 0; padding-bottom: 0; }
}

/* ---- Account balance banner ---- */
.balance-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .9rem 1.25rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid transparent;
}

.balance-banner .balance-label {
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .05em;
    font-weight: 700;
    opacity: .85;
}

.balance-banner .balance-amount {
    font-size: 1.3rem;
    font-weight: 800;
    letter-spacing: -0.01em;
}

.balance-banner.balance-ok {
    background: #e9f9ee;
    color: #15803d;
    border-color: #bbf0cc;
}

.balance-banner.balance-low {
    background: #fdeceb;
    color: #b91c1c;
    border-color: #f8c9c5;
}

.balance-banner.balance-unknown {
    background: #f3f4f6;
    color: #4b5563;
    border-color: #e5e7eb;
}

/* ---- Batch processing progress ---- */
.batch-progress-panel {
    margin-top: 1rem;
    padding: 1rem 1.1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    background: #fbfbfd;
}

.batch-progress-panel .progress {
    border-radius: 999px;
    background-color: var(--bg);
}

/* ---- Low balance modal ---- */
.low-balance-modal-content {
    border-radius: var(--radius-lg);
    border: none;
    box-shadow: var(--shadow-lg);
    border-top: 4px solid var(--danger);
    text-align: center;
}

.low-balance-modal-content .modal-header {
    justify-content: center;
    position: relative;
    padding-top: 1.75rem;
}

.low-balance-modal-content .modal-header .btn-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
}

.low-balance-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #fdeceb;
    color: var(--danger);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.low-balance-amount {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--danger);
    letter-spacing: -0.02em;
}

/* ---- Misc ---- */
.container-fluid.px-4.py-4 > .row:first-of-type .card {
    animation: cardIn .4s ease both;
}