/* === Reset & Variables === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --primary:        #2563eb;
    --primary-dark:   #1d4ed8;
    --success:        #16a34a;
    --success-bg:     #dcfce7;
    --success-border: #86efac;
    --warning:        #d97706;
    --warning-bg:     #fef3c7;
    --warning-border: #fcd34d;
    --danger:         #dc2626;
    --danger-bg:      #fee2e2;
    --danger-border:  #fca5a5;
    --gray-50:  #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-700: #334155;
    --gray-900: #0f172a;
    --white:    #ffffff;
    --r:  8px;
    --r2: 12px;
    --shadow-sm: 0 1px 2px rgba(0,0,0,.08);
    --shadow:    0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,.07), 0 2px 4px rgba(0,0,0,.05);
    --shadow-lg: 0 10px 25px rgba(0,0,0,.12), 0 4px 6px rgba(0,0,0,.06);
    --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    font-family: var(--font);
    background: var(--gray-100);
    color: var(--gray-900);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* === Header === */
header {
    background: var(--gray-900);
    color: var(--white);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-md);
    flex-wrap: wrap;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.brand-icon { font-size: 1.6rem; }

.brand-title {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1.2;
}

.brand-sub {
    font-size: 0.7rem;
    color: var(--gray-400);
}

.header-stats {
    display: flex;
    gap: 8px;
    margin-left: auto;
}

.stat-chip {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.1);
    border-radius: 8px;
    padding: 5px 14px;
    min-width: 58px;
}

.stat-val {
    font-size: 1.5rem;
    font-weight: 800;
    line-height: 1;
}

.stat-lbl {
    font-size: 0.62rem;
    color: var(--gray-400);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.chip-green .stat-val { color: #4ade80; }
.chip-yellow .stat-val { color: #fbbf24; }

.header-right { display: flex; align-items: center; }

.conn-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
}

.conn-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-500);
    flex-shrink: 0;
}

.conn-label { color: var(--gray-400); }

.conn-status.connected .conn-dot   { background: #4ade80; }
.conn-status.connected .conn-label { color: #4ade80; }
.conn-status.disconnected .conn-dot   { background: #f87171; animation: pulse-red 1s infinite; }
.conn-status.disconnected .conn-label { color: #f87171; }

@keyframes pulse-red {
    0%, 100% { opacity: 1; }
    50% { opacity: .4; }
}

/* === Main Layout === */
main {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 14px;
    padding: 14px;
    flex: 1;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}

@media (max-width: 800px) {
    main { grid-template-columns: 1fr; }
    .log-section { max-height: 340px; }
}

/* === Cards === */
.card {
    background: var(--white);
    border-radius: var(--r2);
    box-shadow: var(--shadow);
}

.scan-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* === Operator Bar === */
.operator-bar {
    background: var(--white);
    border-radius: var(--r);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    font-size: 0.9rem;
}

.operator-bar strong { color: var(--primary); }

/* === Scan Card === */
.scan-card { padding: 18px 20px; }

.scan-label {
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 10px;
}

.scan-row {
    display: flex;
    gap: 8px;
}

.bib-input {
    flex: 1;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: .08em;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--r);
    outline: none;
    font-family: var(--font);
    transition: border-color .18s, box-shadow .18s;
    background: var(--gray-50);
}

.bib-input:focus {
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}

.scan-btn {
    font-size: 0.95rem;
    padding: 12px 20px;
    white-space: nowrap;
    flex-shrink: 0;
}

.scan-hint {
    margin-top: 8px;
    font-size: 0.73rem;
    color: var(--gray-400);
    line-height: 1.5;
}

.camera-section {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--gray-100);
}

.camera-btn-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.scan-mode-hint {
    margin-top: 8px;
    font-size: 0.73rem;
    color: var(--gray-400);
    line-height: 1.6;
}

/* === Last Scan Result === */
.last-result {
    border-radius: var(--r);
    padding: 12px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    animation: fadeSlideIn .25s ease;
}

@keyframes fadeSlideIn {
    from { opacity: 0; transform: translateY(-6px); }
    to   { opacity: 1; transform: translateY(0); }
}

.result-belum   { background: var(--success-bg); border-left: 4px solid var(--success);  color: #14532d; }
.result-sudah   { background: var(--warning-bg); border-left: 4px solid var(--warning);  color: #78350f; }
.result-notfound { background: var(--danger-bg);  border-left: 4px solid var(--danger);   color: #7f1d1d; }

/* === Admin Card === */
.admin-card { padding: 14px 16px; }

.admin-label {
    font-size: 0.73rem;
    font-weight: 700;
    color: var(--gray-400);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: 10px;
}

.admin-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* === Log Section === */
.log-section {
    background: var(--white);
    border-radius: var(--r2);
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 100px);
    overflow: hidden;
}

.log-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}

.log-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: .05em;
}

.log-list {
    overflow-y: auto;
    flex: 1;
    scroll-behavior: smooth;
}

.log-empty {
    padding: 28px 16px;
    text-align: center;
    color: var(--gray-400);
    font-size: 0.875rem;
}

.log-item {
    padding: 10px 14px;
    border-bottom: 1px solid var(--gray-100);
    border-left: 3px solid transparent;
    font-size: 0.82rem;
    cursor: default;
}

.log-item:last-child { border-bottom: none; }

.log-item.log-new {
    animation: highlightRow .8s ease;
}

@keyframes highlightRow {
    0%   { background: #fffbeb; }
    100% { background: transparent; }
}

.log-item.log-belum   { border-left-color: var(--success); }
.log-item.log-sudah   { border-left-color: var(--warning); }
.log-item.log-notfound { border-left-color: var(--danger); }
.log-item.log-cancelled { border-left-color: var(--gray-300); }

.log-row-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 6px;
    margin-bottom: 3px;
}

.log-bib {
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: .04em;
}

.log-badges { display: flex; gap: 4px; flex-shrink: 0; }

.log-name {
    color: var(--gray-500);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.log-meta {
    color: var(--gray-400);
    font-size: 0.73rem;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

/* === Badges === */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-200);
    color: var(--gray-700);
    border-radius: 99px;
    padding: 2px 10px;
    font-size: 0.78rem;
    font-weight: 700;
    min-width: 28px;
}

.tag {
    display: inline-block;
    padding: 1px 7px;
    border-radius: 99px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.tag-sudah    { background: var(--success-bg); color: var(--success); }
.tag-belum    { background: #dbeafe;           color: var(--primary); }
.tag-notfound { background: var(--danger-bg);  color: var(--danger);  }
.tag-cancel   { background: var(--gray-100);   color: var(--gray-500); }
.tag-yes      { background: var(--success-bg); color: var(--success); }
.tag-no       { background: var(--gray-100);   color: var(--gray-500); }

/* === Alert === */
.alert {
    border-radius: var(--r);
    padding: 10px 14px;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.alert-warning {
    background: var(--warning-bg);
    border: 1px solid var(--warning-border);
    color: #78350f;
}

.alert-success {
    background: var(--success-bg);
    border: 1px solid var(--success-border);
    color: #14532d;
}

.alert-danger {
    background: var(--danger-bg);
    border: 1px solid var(--danger-border);
    color: #7f1d1d;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    padding: 9px 18px;
    border-radius: var(--r);
    font-family: var(--font);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: background .14s, transform .1s, opacity .14s;
    white-space: nowrap;
    line-height: 1;
}

.btn:active { transform: scale(.97); }
.btn:disabled { opacity: .55; cursor: not-allowed; }

.btn-primary       { background: var(--primary);  color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); }

.btn-success       { background: var(--success);  color: var(--white); }
.btn-success:hover { background: #15803d; }

.btn-warning       { background: var(--warning);  color: var(--white); }
.btn-warning:hover { background: #b45309; }

.btn-secondary       { background: var(--gray-200); color: var(--gray-700); }
.btn-secondary:hover { background: var(--gray-300); }

.btn-danger       { background: var(--danger);  color: var(--white); }
.btn-danger:hover { background: #b91c1c; }

.btn-danger-outline {
    background: transparent;
    color: var(--danger);
    border: 1.5px solid var(--danger);
}
.btn-danger-outline:hover { background: var(--danger-bg); }

.btn-ghost       { background: transparent; color: var(--gray-700); }
.btn-ghost:hover { background: var(--gray-100); }

.btn-large { padding: 13px 28px; font-size: 1rem; width: 100%; }
.btn-sm    { padding: 6px 12px; font-size: 0.78rem; }

.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 0.82rem;
    text-decoration: underline;
    padding: 0;
    font-family: var(--font);
}

/* === Modal === */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 900;
    padding: 16px;
    backdrop-filter: blur(3px);
}

.modal-box {
    background: var(--white);
    border-radius: 16px;
    padding: 28px;
    max-width: 460px;
    width: 100%;
    box-shadow: var(--shadow-lg);
    animation: modalPop .22s cubic-bezier(.34,1.56,.64,1);
}

.confirm-modal-box {
    max-width: 480px;
    padding: 0;
    overflow: hidden;
}

@keyframes modalPop {
    from { transform: scale(.88) translateY(16px); opacity: 0; }
    to   { transform: scale(1) translateY(0);      opacity: 1; }
}

.modal-icon {
    font-size: 2.8rem;
    text-align: center;
    margin-bottom: 10px;
}

.modal-box h2 {
    font-size: 1.25rem;
    text-align: center;
    margin-bottom: 6px;
}

.modal-box > p {
    text-align: center;
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-bottom: 8px;
}

.modal-box > p.hint {
    font-size: 0.8rem;
    margin-bottom: 12px;
}

.modal-box input[type="text"],
.modal-box input[type="password"] {
    width: 100%;
    font-size: 1.05rem;
    padding: 11px 14px;
    border: 2px solid var(--gray-200);
    border-radius: var(--r);
    outline: none;
    font-family: var(--font);
    margin-bottom: 12px;
    transition: border-color .18s;
}

.modal-box input[type="text"]:focus,
.modal-box input[type="password"]:focus { border-color: var(--primary); }
.modal-box input[type="text"].input-error { border-color: var(--danger); }

.admin-badge {
    font-size: 0.78rem;
    color: #a3b8cc;
    font-weight: 600;
    letter-spacing: .02em;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
}

/* === Confirm Modal Content === */
.confirm-header {
    padding: 20px 24px 16px;
    text-align: center;
}

.confirm-header.ch-belum   { background: var(--success-bg); border-bottom: 2px solid var(--success-border); }
.confirm-header.ch-sudah   { background: var(--warning-bg); border-bottom: 2px solid var(--warning-border); }
.confirm-header.ch-notfound { background: var(--danger-bg);  border-bottom: 2px solid var(--danger-border);  }

.confirm-header .ch-icon { font-size: 2.2rem; margin-bottom: 6px; }

.confirm-header .ch-status {
    font-size: 0.9rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.ch-belum   .ch-status { color: #15803d; }
.ch-sudah   .ch-status { color: #92400e; }
.ch-notfound .ch-status { color: #991b1b; }

.confirm-body { padding: 20px 24px 24px; }

.confirm-bib {
    font-size: 2.2rem;
    font-weight: 900;
    text-align: center;
    letter-spacing: .1em;
    margin-bottom: 4px;
}

.confirm-name {
    text-align: center;
    color: var(--gray-500);
    font-size: 1rem;
    margin-bottom: 16px;
}

.confirm-info {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--r);
    padding: 12px 14px;
    margin-bottom: 16px;
    font-size: 0.85rem;
    line-height: 1.8;
}

.confirm-question {
    text-align: center;
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 16px;
    color: var(--gray-900);
}

.confirm-actions {
    display: flex;
    gap: 10px;
}

.confirm-actions .btn {
    flex: 1;
    padding: 13px;
    font-size: 1rem;
}

/* === Upload === */
.upload-area {
    border: 2px dashed var(--gray-300);
    border-radius: var(--r);
    padding: 28px 20px;
    text-align: center;
    cursor: pointer;
    transition: border-color .18s, background .18s;
    margin: 12px 0;
}

.upload-area:hover {
    border-color: var(--primary);
    background: #eff6ff;
}

.upload-area.drag-over {
    border-color: var(--primary);
    background: #eff6ff;
}

.upload-icon { font-size: 2rem; margin-bottom: 8px; }

.upload-progress-box {
    text-align: center;
    padding: 16px;
}

.progress-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin .75s linear infinite;
    margin: 0 auto 10px;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* === Toast === */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gray-900);
    color: var(--white);
    padding: 11px 22px;
    border-radius: 99px;
    font-size: 0.875rem;
    z-index: 2000;
    box-shadow: var(--shadow-lg);
    pointer-events: none;
    animation: toastIn .25s ease;
    white-space: nowrap;
    max-width: calc(100vw - 32px);
    text-align: center;
}

.toast.toast-error   { background: var(--danger); }
.toast.toast-success { background: var(--success); }
.toast.toast-warning { background: var(--warning); }

@keyframes toastIn {
    from { opacity: 0; transform: translateX(-50%) translateY(12px); }
    to   { opacity: 1; transform: translateX(-50%) translateY(0); }
}

.hint {
    font-size: 0.8rem !important;
    color: var(--gray-400) !important;
}

/* === Camera HTTP Warning === */
.camera-http-warning {
    margin-top: 10px;
    background: var(--warning-bg);
    border: 1px solid var(--warning-border);
    border-radius: var(--r);
    padding: 10px 12px;
    font-size: 0.8rem;
    color: #78350f;
    line-height: 1.6;
}

.camera-http-warning code {
    background: rgba(0,0,0,.08);
    padding: 1px 5px;
    border-radius: 4px;
    font-size: 0.78rem;
}

/* === Camera Guide Steps === */
.guide-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 14px;
}

.guide-step {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    background: var(--gray-50);
    border-radius: var(--r);
    padding: 10px 12px;
    font-size: 0.875rem;
    line-height: 1.5;
}

.step-num {
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.78rem;
    font-weight: 700;
    flex-shrink: 0;
}

.guide-step code {
    background: var(--gray-200);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.78rem;
    word-break: break-all;
}