/* ============================================================
   style.css — Milk Login Tool | Professional Light Theme
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ─── Design Tokens ──────────────────────────────────────── */
:root {
    --primary:        #6366f1;
    --primary-hover:  #4f46e5;
    --primary-light:  #eef2ff;
    --primary-glow:   rgba(99,102,241,0.18);
    --success:        #10b981;
    --success-light:  #ecfdf5;
    --warning:        #f59e0b;
    --warning-light:  #fef3c7;
    --danger:         #ef4444;
    --danger-light:   #fef2f2;
    --background:     #f1f5f9;
    --card-bg:        #ffffff;
    --text-main:      #0f172a;
    --text-muted:     #64748b;
    --border:         #e2e8f0;
    --sidebar-width:  240px;
    --radius-card:    14px;
    --shadow-card:    0 1px 3px rgba(0,0,0,0.07), 0 4px 16px rgba(0,0,0,0.04);
    --shadow-modal:   0 20px 60px -8px rgba(0,0,0,0.25);
    --transition:     all 0.2s cubic-bezier(.4,0,.2,1);
}

/* ─── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
body, input, button, select, textarea, label, table, td, th, span, div, a, p, h1, h2, h3, h4, h5, h6 { font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif; }
html { overflow-x:hidden; max-width:100vw; }
body { background:var(--background); color:var(--text-main); min-height:100vh; -webkit-font-smoothing:antialiased; overflow-x:hidden; }

/* ═══════════════════════════════════════════════════════════
   LOGIN PAGE
═══════════════════════════════════════════════════════════ */
.login-wrapper {
    min-height:100vh; display:flex; align-items:center; justify-content:center;
    background-color: #f8fafc;
    background-image: radial-gradient(rgba(99, 102, 241, 0.08) 1.5px, transparent 1.5px), radial-gradient(rgba(99, 102, 241, 0.08) 1.5px, #f8fafc 1.5px);
    background-size: 30px 30px;
    background-position: 0 0, 15px 15px;
    position:relative; overflow:hidden;
    padding:16px;
}
.login-bg-shapes { position:absolute; inset:0; pointer-events:none; }
.login-shape { position:absolute; border-radius:50%; filter:blur(100px); opacity:0.07; animation:floatShape 8s ease-in-out infinite; }
.shape-1 { width:400px; height:400px; background:#6366f1; top:-100px; left:-100px; animation-delay:0s; }
.shape-2 { width:300px; height:300px; background:#8b5cf6; bottom:-80px; right:-80px; animation-delay:3s; }
.shape-3 { width:200px; height:200px; background:#06b6d4; top:50%; left:50%; animation-delay:1.5s; }
@keyframes floatShape { 0%,100%{transform:translateY(0) scale(1);} 50%{transform:translateY(-25px) scale(1.04);} }

.login-card {
    background:#ffffff; border:1px solid #e2e8f0;
    border-radius:24px; padding:44px 40px; width:100%; max-width:430px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 20px 50px -12px rgba(99, 102, 241, 0.1);
    position:relative; z-index:10;
    animation:slideUpFade 0.45s cubic-bezier(.4,0,.2,1);
}
@keyframes slideUpFade { from{opacity:0;transform:translateY(28px);} to{opacity:1;transform:translateY(0);} }
.login-header { text-align:center; margin-bottom:30px; }
.login-header h1 { font-size:24px; font-weight:800; color:var(--text-main); margin-top:12px; }
.login-header p  { font-size:13px; color:var(--text-muted); margin-top:4px; }
.login-footer-note { text-align:center; margin-top:18px; font-size:11px; color:var(--text-muted); }
.input-icon-wrap { position:relative; }
.input-icon { position:absolute; left:12px; top:50%; transform:translateY(-50%); font-size:15px; pointer-events:none; z-index:1; }
.form-control-icon { padding-left:40px !important; }
.pwd-toggle { position:absolute; right:12px; top:50%; transform:translateY(-50%); background:none; border:none; cursor:pointer; font-size:16px; padding:0; line-height:1; }

@media (max-width: 480px) {
    .login-card {
        padding: 32px 20px;
        border-radius: 18px;
        box-shadow: 0 8px 24px -6px rgba(99, 102, 241, 0.12);
        border: 1px solid #e2e8f0;
    }
    .login-header { margin-bottom: 24px; }
    .login-header h1 { font-size: 21px; }
    .captcha-equation { font-size: 28px; letter-spacing: 2px; }
}

/* ═══════════════════════════════════════════════════════════
   ADMIN LAYOUT — LIGHT SIDEBAR (admin_dashboard.php only)
═══════════════════════════════════════════════════════════ */
.app-container { display:flex; min-height:100vh; overflow-x:hidden; }

.sidebar {
    width:var(--sidebar-width);
    background:#ffffff;
    border-right:1px solid #e5e7eb;
    display:flex; flex-direction:column;
    padding:20px 14px;
    position:fixed; height:100vh;
    z-index:200; overflow-y:auto;
}
.logo-container { display:flex; align-items:center; gap:10px; margin-bottom:28px; padding:0 6px; }
.logo-icon {
    width:38px; height:38px;
    background:linear-gradient(135deg,var(--primary),#8b5cf6);
    border-radius:10px; display:flex; align-items:center; justify-content:center;
    font-size:20px; box-shadow:0 4px 10px var(--primary-glow); flex-shrink:0;
}
.logo-text { font-size:16px; font-weight:800; color:#111827; }
.nav-menu { list-style:none; display:flex; flex-direction:column; gap:2px; flex-grow:1; }
.nav-section-label { font-size:10px; font-weight:700; letter-spacing:.07em; color:#9ca3af; text-transform:uppercase; padding:14px 8px 4px; display:block; }
.nav-item a { display:flex; align-items:center; gap:10px; padding:10px 12px; color:#6b7280; text-decoration:none; border-radius:9px; font-weight:500; font-size:13.5px; transition:var(--transition); }
.nav-item a:hover { background:#f3f4f6; color:#374151; }
.nav-item.active a { background:linear-gradient(90deg,var(--primary),#8b5cf6); color:#fff; box-shadow:0 4px 10px var(--primary-glow); }
.sidebar-footer { border-top:1px solid #e5e7eb; padding-top:14px; margin-top:8px; }
.user-profile-summary { display:flex; align-items:center; gap:10px; }
.profile-avatar { width:36px; height:36px; border-radius:50%; background:linear-gradient(135deg,var(--primary),#8b5cf6); color:#fff; display:flex; align-items:center; justify-content:center; font-weight:700; font-size:14px; flex-shrink:0; }
.profile-info { display:flex; flex-direction:column; min-width:0; }
.profile-name { font-size:13px; font-weight:600; color:#111827; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.profile-role { font-size:11px; color:#9ca3af; text-transform:capitalize; }

/* Mobile nav toggle (admin) */
.hamburger-btn { display:none; flex-direction:column; gap:4px; background:none; border:none; cursor:pointer; padding:6px; border-radius:6px; }
.hamburger-btn span { display:block; width:20px; height:2px; background:#374151; border-radius:2px; transition:var(--transition); }

/* ─── Main Content (admin) ───────────────────────────────── */
.main-content { margin-left:var(--sidebar-width); flex-grow:1; padding:32px 36px; background:var(--background); }
.content-header { display:flex; justify-content:space-between; align-items:flex-start; margin-bottom:28px; gap:16px; }
.header-title h1 { font-size:24px; font-weight:800; color:var(--text-main); }
.header-title p  { font-size:13px; color:var(--text-muted); margin-top:4px; }

/* ─── Stats Grid ──────────────────────────────────────────── */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:16px; margin-bottom:24px; }
.stat-card {
    background:var(--card-bg); border:1px solid var(--border); border-radius:var(--radius-card);
    padding:20px; display:flex; align-items:center; gap:14px;
    box-shadow:var(--shadow-card); transition:var(--transition); position:relative; overflow:hidden;
    min-width:0;
}
.stat-card::after { content:''; position:absolute; top:0; left:0; right:0; height:3px; background:linear-gradient(90deg,var(--primary),#8b5cf6); }
.stat-card:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(0,0,0,0.08); }
.stat-icon { width:46px; height:46px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-size:20px; flex-shrink:0; }
.stat-icon.primary { background:var(--primary-light); color:var(--primary); }
.stat-icon.success { background:var(--success-light); color:var(--success); }
.stat-icon.warning { background:var(--warning-light); color:#d97706; }
.stat-icon.danger  { background:var(--danger-light); color:var(--danger); }
.stat-info { display:flex; flex-direction:column; min-width:0; }
.stat-label { font-size:11px; color:var(--text-muted); font-weight:600; text-transform:uppercase; letter-spacing:.04em; }
.stat-value { font-size:20px; font-weight:800; color:var(--text-main); margin-top:3px; }

/* ─── Cards ───────────────────────────────────────────────── */
.card { background:var(--card-bg); border:1px solid var(--border); border-radius:var(--radius-card); padding:24px; box-shadow:var(--shadow-card); margin-bottom:24px; }
.card-title { font-size:16px; font-weight:700; margin-bottom:18px; color:var(--text-main); display:flex; justify-content:space-between; align-items:center; }

/* ─── Forms ───────────────────────────────────────────────── */
.form-group { display:flex; flex-direction:column; gap:6px; }
.form-group label { font-size:11px; font-weight:700; color:var(--text-muted); text-transform:uppercase; letter-spacing:.04em; }
.form-control { width:100%; padding:10px 13px; border:1.5px solid var(--border); border-radius:8px; font-size:14px; color:var(--text-main); background:#fafafa; transition:var(--transition); }
.form-control:focus { border-color:var(--primary); background:#fff; outline:none; box-shadow:0 0 0 3px var(--primary-glow); }

/* ─── Buttons ─────────────────────────────────────────────── */
.btn { display:inline-flex; align-items:center; justify-content:center; gap:7px; padding:10px 18px; border-radius:9px; font-size:13.5px; font-weight:600; cursor:pointer; transition:var(--transition); border:none; text-decoration:none; white-space:nowrap; }
.btn:disabled { opacity:0.5; cursor:not-allowed; }
.btn-primary { background:linear-gradient(135deg,var(--primary),#8b5cf6); color:#fff; box-shadow:0 4px 10px var(--primary-glow); }
.btn-primary:hover:not(:disabled) { filter:brightness(1.08); transform:translateY(-1px); }
.btn-secondary { background:#f8fafc; color:#374151; border:1.5px solid var(--border); }
.btn-secondary:hover:not(:disabled) { background:#f1f5f9; }
.btn-danger { background:var(--danger); color:#fff; }
.btn-danger:hover:not(:disabled) { background:#dc2626; }
.btn-success { background:var(--success); color:#fff; }
.btn-sm { padding:6px 12px; font-size:12px; border-radius:7px; }
.btn-icon { width:32px; height:32px; padding:0; border-radius:8px; background:#f1f5f9; border:1.5px solid var(--border); color:var(--text-muted); display:inline-flex; align-items:center; justify-content:center; cursor:pointer; transition:var(--transition); }
.btn-icon:hover { background:var(--primary-light); border-color:var(--primary); color:var(--primary); }

/* ─── Badges ──────────────────────────────────────────────── */
.badge { display:inline-block; padding:3px 9px; border-radius:9999px; font-size:10.5px; font-weight:700; text-transform:uppercase; letter-spacing:.03em; }
.badge.admin   { background:var(--warning-light); color:#92400e; }
.badge.user    { background:var(--primary-light);  color:var(--primary); }
.badge.success { background:var(--success-light);  color:#065f46; }
.badge.danger  { background:var(--danger-light);   color:var(--danger); }
.amount-badge  { display:inline-block; background:var(--success-light); color:#065f46; font-weight:700; font-size:12px; padding:2px 9px; border-radius:999px; }

/* ─── Alerts ──────────────────────────────────────────────── */
.alert { padding:12px 16px; border-radius:10px; font-size:13.5px; margin-bottom:16px; display:flex; align-items:center; gap:10px; animation:slideUpFade 0.3s ease; }
.alert-danger  { background:var(--danger-light);  color:var(--danger);  border:1px solid #fecaca; }
.alert-success { background:var(--success-light); color:#065f46;        border:1px solid #a7f3d0; }
.alert-warning { background:var(--warning-light); color:#92400e;        border:1px solid #fcd34d; }

/* ─── Tables ──────────────────────────────────────────────── */
.table-container { overflow-x:auto; border-radius:10px; }
.custom-table { width:100%; border-collapse:collapse; text-align:left; white-space:nowrap; }
.custom-table th { background:#f8fafc; padding:11px 14px; font-size:10.5px; font-weight:700; color:var(--text-muted); text-transform:uppercase; letter-spacing:.05em; border-bottom:1px solid var(--border); }
.custom-table td { padding:12px 14px; font-size:13px; color:var(--text-main); border-bottom:1px solid #f1f5f9; vertical-align:middle; }
.custom-table tr:last-child td { border-bottom:none; }
.custom-table tr:hover td { background:#fafafa; }
.pwd-code { background:var(--primary-light); color:var(--primary); padding:3px 9px; border-radius:6px; font-weight:700; font-family:'Courier New',monospace; font-size:12.5px; display:inline-block; }

/* ─── Upload Dropzone ─────────────────────────────────────── */
.upload-dropzone {
    border:2px dashed #c7d2fe; border-radius:12px; padding:36px 24px;
    text-align:center; background:#f5f7ff; cursor:pointer; transition:var(--transition);
    position:relative;
}
.upload-dropzone:hover, .upload-dropzone.drag-over {
    border-color:var(--primary); background:var(--primary-light); transform:scale(1.005);
}
.upload-icon { font-size:40px; margin-bottom:12px; display:block; }
.upload-text    { font-size:14px; font-weight:700; color:var(--text-main); }
.upload-subtext { font-size:12px; color:var(--text-muted); margin-top:4px; }
.upload-file-name { display:inline-block; margin-top:10px; background:var(--primary); color:#fff; padding:3px 12px; border-radius:999px; font-size:12px; font-weight:600; max-width:100%; overflow:hidden; text-overflow:ellipsis; }

/* ─── Tabs ────────────────────────────────────────────────── */
.tab-nav { display:flex; gap:4px; border-bottom:2px solid var(--border); margin-bottom:20px; flex-wrap:wrap; }
.tab-btn { padding:9px 18px; font-size:13px; font-weight:600; color:var(--text-muted); cursor:pointer; border:none; background:none; border-bottom:2px solid transparent; margin-bottom:-2px; border-radius:8px 8px 0 0; transition:var(--transition); }
.tab-btn:hover { color:var(--primary); background:var(--primary-light); }
.tab-btn.active { color:var(--primary); border-bottom-color:var(--primary); background:var(--primary-light); }
.tab-panel { display:none; animation:slideUpFade 0.25s ease; }
.tab-panel.active { display:block; }

/* ─── Empty state ─────────────────────────────────────────── */
.empty-state { text-align:center; padding:36px 20px; color:var(--text-muted); }
.empty-state .empty-icon { font-size:40px; margin-bottom:10px; opacity:0.45; }
.empty-state p { font-size:13.5px; }

/* ─── Admin 2-col ─────────────────────────────────────────── */
.two-col-grid { display:grid; grid-template-columns:2fr 1fr; gap:24px; margin-bottom:24px; }

/* ─── Recharge Modal ──────────────────────────────────────── */
.modal-overlay { position:fixed; inset:0; background:rgba(15,23,42,0.55); display:flex; align-items:center; justify-content:center; z-index:1000; backdrop-filter:blur(4px); animation:fadeIn .2s ease; }
@keyframes fadeIn { from{opacity:0;} to{opacity:1;} }
.modal-content { background:var(--card-bg); border-radius:18px; padding:28px; width:100%; max-width:460px; box-shadow:var(--shadow-modal); animation:modalPop .28s cubic-bezier(.34,1.56,.64,1); }
@keyframes modalPop { from{opacity:0;transform:scale(0.87) translateY(16px);} to{opacity:1;transform:scale(1) translateY(0);} }

/* ═══════════════════════════════════════════════════════════
   DECODE ANIMATION MODAL
═══════════════════════════════════════════════════════════ */
.decode-modal-overlay {
    position:fixed; inset:0; background:rgba(15,23,42,0.65);
    display:flex; align-items:center; justify-content:center;
    z-index:2000; backdrop-filter:blur(6px); animation:fadeIn .22s ease;
}
.decode-modal {
    background:#fff; border-radius:20px; width:100%; max-width:580px;
    max-height:90vh; overflow-y:auto; box-shadow:var(--shadow-modal);
    animation:modalPop .3s cubic-bezier(.34,1.56,.64,1);
    display:flex; flex-direction:column;
}
.dm-header {
    padding:22px 28px 18px; display:flex; align-items:center; justify-content:space-between;
    border-bottom:1px solid var(--border); flex-shrink:0;
}
.dm-header h2 { font-size:17px; font-weight:800; color:var(--text-main); }
.dm-close-btn { width:32px; height:32px; border:none; background:#f1f5f9; border-radius:50%; cursor:pointer; font-size:16px; display:flex; align-items:center; justify-content:center; color:var(--text-muted); transition:var(--transition); }
.dm-close-btn:hover { background:var(--danger-light); color:var(--danger); }

/* Progress Steps */
.dm-progress { padding:24px 28px; display:flex; flex-direction:column; gap:12px; }
.progress-step { display:flex; align-items:flex-start; gap:14px; }
.ps-connector { display:flex; flex-direction:column; align-items:center; gap:0; }
.ps-circle {
    width:36px; height:36px; border-radius:50%; border:2px solid var(--border);
    display:flex; align-items:center; justify-content:center;
    font-size:13px; font-weight:700; color:var(--text-muted);
    background:#fff; transition:var(--transition); flex-shrink:0;
}
.ps-line { width:2px; height:32px; background:var(--border); margin:4px 0; }
.ps-body { padding-top:6px; flex:1; min-width:0; }
.ps-title { font-size:13.5px; font-weight:600; color:var(--text-muted); transition:var(--transition); }
.ps-sub   { font-size:12px; color:var(--text-muted); margin-top:3px; }
.progress-step.active .ps-circle { border-color:var(--primary); background:var(--primary); color:#fff; animation:pulseBorder 1.2s ease infinite; }
.progress-step.active .ps-title { color:var(--primary); }
.progress-step.active .ps-line  { background:var(--primary); opacity:0.3; }
.progress-step.done .ps-circle  { border-color:var(--success); background:var(--success); color:#fff; }
.progress-step.done .ps-title   { color:var(--success); }
.progress-step.done .ps-line    { background:var(--success); }
.progress-step.error .ps-circle { border-color:var(--danger); background:var(--danger); color:#fff; }
@keyframes pulseBorder { 0%,100%{box-shadow:0 0 0 0 var(--primary-glow);} 50%{box-shadow:0 0 0 7px transparent;} }
.spinner { width:16px; height:16px; border:2px solid rgba(255,255,255,0.4); border-top-color:#fff; border-radius:50%; animation:spin .65s linear infinite; }
@keyframes spin { to{transform:rotate(360deg);} }
.binary-ticker { font-family:'Courier New',monospace; font-size:10px; color:var(--primary); background:var(--primary-light); padding:4px 8px; border-radius:4px; letter-spacing:.04em; overflow:hidden; white-space:nowrap; text-overflow:ellipsis; max-width:240px; margin-top:5px; }

/* Decode Results */
.dm-results { padding:20px 28px 0; animation:slideUpFade .35s ease; }
.dm-file-bar { display:flex; align-items:center; justify-content:space-between; padding:12px 16px; background:#f8fafc; border-radius:10px; margin-bottom:20px; gap:12px; flex-wrap:wrap; }
.dm-file-bar-info .dm-file-label { font-size:10px; text-transform:uppercase; letter-spacing:.05em; color:var(--text-muted); font-weight:700; }
.dm-file-bar-info .dm-file-name  { font-size:14px; font-weight:700; color:var(--text-main); margin-top:2px; word-break:break-all; }

/* Password display */
.dm-pwd-section { margin-bottom:20px; }
.dm-pwd-block { margin-bottom:16px; }
.dm-pwd-label { font-size:10px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--text-muted); margin-bottom:8px; }
.dm-pwd-row { display:flex; align-items:center; gap:8px; flex-wrap:wrap; }
.pwd-seg {
    background:linear-gradient(135deg,var(--primary),#8b5cf6);
    color:#fff; font-size:20px; font-weight:800;
    padding:10px 16px; border-radius:10px; min-width:56px; text-align:center;
    font-family:'Courier New',monospace; letter-spacing:.03em;
    box-shadow:0 4px 10px var(--primary-glow);
    animation:segPop .4s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes segPop { from{opacity:0;transform:scale(0.5) translateY(10px);} to{opacity:1;transform:scale(1) translateY(0);} }
.pwd-dash { font-size:22px; font-weight:700; color:#c7d2fe; }

/* Device info grid */
.dm-info-grid { display:grid; grid-template-columns:1fr 1fr; gap:14px; margin-bottom:20px; }
.dm-info-block { background:#f8fafc; border:1px solid var(--border); border-radius:10px; padding:16px; }
.dm-info-block-title { font-size:10px; font-weight:700; text-transform:uppercase; letter-spacing:.06em; color:var(--primary); margin-bottom:12px; padding-bottom:8px; border-bottom:1px solid var(--border); }
.dm-info-row { display:flex; justify-content:space-between; align-items:flex-start; padding:6px 0; border-bottom:1px dashed #e8edf3; gap:8px; }
.dm-info-row:last-child { border-bottom:none; }
.dm-info-label { font-size:11.5px; color:var(--text-muted); font-weight:500; flex-shrink:0; }
.dm-info-val   { font-size:12px; font-weight:700; color:var(--text-main); text-align:right; word-break:break-all; }

.dm-footer { padding:16px 28px 24px; display:flex; gap:10px; flex-wrap:wrap; border-top:1px solid var(--border); flex-shrink:0; }

/* ═══════════════════════════════════════════════════════════
   LOG DETAIL POPUP
═══════════════════════════════════════════════════════════ */
.log-detail-overlay { position:fixed; inset:0; background:rgba(15,23,42,0.6); display:flex; align-items:center; justify-content:center; z-index:3000; backdrop-filter:blur(5px); animation:fadeIn .2s ease; }
.log-detail-modal { background:#fff; border-radius:20px; width:100%; max-width:600px; max-height:90vh; overflow-y:auto; box-shadow:var(--shadow-modal); animation:modalPop .3s cubic-bezier(.34,1.56,.64,1); }
.ldm-header { padding:20px 26px 16px; display:flex; align-items:center; justify-content:space-between; border-bottom:1px solid var(--border); }
.ldm-header h3 { font-size:16px; font-weight:800; color:var(--text-main); }
.ldm-body { padding:22px 26px; }
.ldm-meta { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; background:#f8fafc; border-radius:10px; padding:14px; margin-bottom:20px; }
.ldm-meta-item .ldm-meta-label { font-size:10px; text-transform:uppercase; letter-spacing:.05em; color:var(--text-muted); font-weight:700; }
.ldm-meta-item .ldm-meta-val   { font-size:13px; font-weight:600; color:var(--text-main); margin-top:3px; word-break:break-all; }
.ldm-footer { padding:16px 26px 22px; display:flex; gap:10px; flex-wrap:wrap; border-top:1px solid var(--border); }

/* ═══════════════════════════════════════════════════════════
   ADMIN DASHBOARD MOBILE RESPONSIVE
═══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .two-col-grid { grid-template-columns:1fr; }
}

@media (max-width: 768px) {
    .hamburger-btn { display:flex; }
    
    .sidebar {
        width:100%; height:58px; flex-direction:row;
        position:fixed; top:0; bottom:auto; padding:0 14px;
        gap:12px; align-items:center;
        border-bottom:1px solid #e5e7eb; border-right:none;
        overflow:visible; z-index:200;
    }
    .logo-container { margin-bottom:0; flex:1; }
    .sidebar-footer  { display:none; }
    .nav-section-label { display:none; }
    .nav-menu {
        display:none; position:fixed; top:58px; left:0; right:0;
        background:#fff; border-bottom:1px solid var(--border);
        padding:10px 12px; flex-direction:column; gap:4px;
        z-index:199; box-shadow:0 8px 24px rgba(0,0,0,0.1);
    }
    .nav-menu.mobile-open { display:flex; }
    
    .main-content {
        margin-left:0;
        padding:74px 14px 20px;
        width:100%;
        max-width:100vw;
        overflow-x:hidden;
        box-sizing:border-box;
    }
    .card { overflow:hidden; max-width:100%; box-sizing:border-box; }
    .table-container {
        overflow-x:auto;
        max-width:calc(100vw - 28px);
        -webkit-overflow-scrolling:touch;
    }

    .stats-grid { grid-template-columns:repeat(2,1fr); gap:10px; }
    .stat-value { font-size:18px; }
    .stat-icon  { width:38px; height:38px; font-size:17px; flex-shrink:0; }
    
    .content-header { flex-direction:column; align-items:flex-start; gap:8px; }
    
    .modal-content { margin:0 10px; max-width:calc(100% - 20px); }
    
    .card { padding:18px; }
    .card-title { font-size:15px; }
    
    .tab-btn { padding:8px 12px; font-size:12px; }
    
    .custom-table th, .custom-table td { padding:9px 11px; }
    
    .upload-dropzone { padding:28px 16px; }
    
    .dm-pwd-row { flex-wrap:wrap; gap:6px; }
    .pwd-seg { font-size:17px; padding:8px 12px; min-width:44px; }
}

@media (max-width: 480px) {
    .main-content { padding:70px 12px 20px; }
    .ldm-meta { grid-template-columns:1fr; }
    .dm-pwd-row { justify-content:center; }
    .stat-label { font-size:10px; }
    .stat-value { font-size:16px; }
}


/* ═══════════════════════════════════════════════════════════
   USER DASHBOARD — MOBILE APP LAYOUT
   Clean single-page app design with top header + bottom nav
═══════════════════════════════════════════════════════════ */

/* ─── Top Header Bar ─────────────────────────────────────── */
.app-header {
    position:fixed; top:0; left:0; right:0;
    height:56px; background:#ffffff;
    border-bottom:1px solid var(--border);
    display:flex; align-items:center; justify-content:space-between;
    padding:0 16px;
    z-index:300;
    box-shadow:0 1px 4px rgba(0,0,0,0.04);
}
.header-left { display:flex; align-items:center; gap:10px; }
.header-logo-icon {
    width:34px; height:34px;
    background:linear-gradient(135deg,var(--primary),#8b5cf6);
    border-radius:9px;
    display:flex; align-items:center; justify-content:center;
    font-size:18px;
    box-shadow:0 2px 8px var(--primary-glow);
}
.header-brand { font-size:16px; font-weight:800; color:var(--text-main); }
.header-center { display:flex; gap:2px; }
.header-nav-btn {
    padding:7px 14px; font-size:13px; font-weight:600;
    color:var(--text-muted); background:none; border:none;
    border-radius:8px; cursor:pointer; transition:var(--transition);
}
.header-nav-btn:hover { background:var(--primary-light); color:var(--primary); }
.header-nav-btn.active { background:var(--primary); color:#fff; box-shadow:0 2px 8px var(--primary-glow); }
.header-right { display:flex; align-items:center; gap:8px; }
.wallet-pill {
    display:flex; align-items:center; gap:5px;
    background:var(--success-light); color:#065f46;
    padding:5px 12px; border-radius:999px;
    font-size:12px; font-weight:700;
    border:1px solid #a7f3d0;
}
.wallet-pill svg { width:14px; height:14px; stroke:currentColor; flex-shrink:0; }
.header-logout-btn {
    width:34px; height:34px;
    display:flex; align-items:center; justify-content:center;
    border-radius:50%; color:var(--text-muted);
    text-decoration:none; transition:var(--transition);
    background:none; border:none; cursor:pointer;
}
.header-logout-btn:hover { background:var(--danger-light); color:var(--danger); }

/* ─── App Main Content ───────────────────────────────────── */
.app-main {
    padding-top:56px; padding-bottom:72px;
    min-height:100vh;
    max-width:640px;
    margin:0 auto;
    padding-left:16px; padding-right:16px;
}
.app-main .alert { margin-top:16px; }

/* ─── App Panels ─────────────────────────────────────────── */
.app-panel { display:none; animation:panelFade .3s ease; }
.app-panel.active { display:block; }
@keyframes panelFade { from{opacity:0;transform:translateY(8px);} to{opacity:1;transform:translateY(0);} }

.panel-greeting { padding:20px 0 16px; }
.panel-greeting h1 { font-size:22px; font-weight:800; color:var(--text-main); }
.panel-greeting p { font-size:13px; color:var(--text-muted); margin-top:3px; }

/* ─── Bottom Navigation ──────────────────────────────────── */
.bottom-nav {
    position:fixed; bottom:0; left:0; right:0;
    height:60px; background:#ffffff;
    border-top:1px solid var(--border);
    display:flex; align-items:center; justify-content:space-around;
    z-index:300;
    padding-bottom:env(safe-area-inset-bottom, 0);
    box-shadow:0 -2px 10px rgba(0,0,0,0.04);
}
.nav-tab {
    display:flex; flex-direction:column; align-items:center;
    gap:2px; padding:6px 20px; background:none;
    border:none; cursor:pointer; color:#94a3b8;
    transition:var(--transition); border-radius:10px;
    position:relative;
}
.nav-tab svg { width:22px; height:22px; stroke-width:1.8; transition:var(--transition); }
.nav-tab-label { font-size:10px; font-weight:600; letter-spacing:.02em; }
.nav-tab.active { color:var(--primary); }
.nav-tab.active::before {
    content:''; position:absolute; top:-1px; left:50%; transform:translateX(-50%);
    width:20px; height:3px; background:var(--primary); border-radius:0 0 4px 4px;
}

/* ─── History Sub-tabs ───────────────────────────────────── */
.history-tab { display:none; animation:panelFade .25s ease; }
.history-tab.active { display:block; }

/* ─── Account Card ───────────────────────────────────────── */
.account-card {
    display:flex; align-items:center; gap:14px;
}
.account-avatar {
    width:50px; height:50px; border-radius:50%;
    background:linear-gradient(135deg,var(--primary),#8b5cf6);
    color:#fff; display:flex; align-items:center;
    justify-content:center; font-weight:800; font-size:20px;
    flex-shrink:0; box-shadow:0 4px 12px var(--primary-glow);
}
.account-details { min-width:0; }
.account-name { font-size:16px; font-weight:700; color:var(--text-main); }
.account-sub { font-size:12px; color:var(--text-muted); margin-top:2px; }
.account-sub span { margin-right:12px; }

.logout-card {
    display:flex; align-items:center; justify-content:center;
    padding:14px; color:var(--danger); font-weight:600;
    font-size:14px; cursor:pointer; border-radius:var(--radius-card);
    transition:var(--transition); text-decoration:none;
    background:var(--card-bg); border:1px solid var(--border);
    box-shadow:var(--shadow-card); gap:8px;
}
.logout-card:hover { background:var(--danger-light); border-color:#fecaca; }

/* ─── Loading Spinner (for AJAX log detail) ──────────────── */
.ldm-loading {
    display:flex; align-items:center; justify-content:center;
    padding:48px 20px; flex-direction:column; gap:12px;
}
.ldm-spinner {
    width:32px; height:32px;
    border:3px solid var(--border);
    border-top-color:var(--primary);
    border-radius:50%;
    animation:spin .7s linear infinite;
}
.ldm-loading-text { font-size:13px; color:var(--text-muted); font-weight:500; }

/* ─── Mobile-card style history items ────────────────────── */
.history-item {
    background:var(--card-bg); border:1px solid var(--border);
    border-radius:12px; padding:14px 16px;
    margin-bottom:10px; box-shadow:0 1px 3px rgba(0,0,0,0.04);
    display:flex; align-items:center; justify-content:space-between; gap:12px;
    transition:var(--transition);
}
.history-item:hover { box-shadow:0 4px 12px rgba(0,0,0,0.06); }
.history-item:active { transform:scale(0.99); }
.hi-left { flex:1; min-width:0; }
.hi-filename { font-size:13.5px; font-weight:700; color:var(--text-main); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.hi-meta { font-size:11px; color:var(--text-muted); margin-top:3px; display:flex; gap:8px; flex-wrap:wrap; }
.hi-right { display:flex; align-items:center; gap:8px; flex-shrink:0; }

.recharge-item {
    background:var(--card-bg); border:1px solid var(--border);
    border-radius:12px; padding:14px 16px;
    margin-bottom:10px; box-shadow:0 1px 3px rgba(0,0,0,0.04);
}
.ri-top { display:flex; justify-content:space-between; align-items:center; }
.ri-amount { font-size:15px; font-weight:800; color:#065f46; }
.ri-date { font-size:11px; color:var(--text-muted); }
.ri-bottom { margin-top:6px; font-size:12px; color:var(--text-muted); display:flex; gap:8px; }

/* ═══════════════════════════════════════════════════════════
   USER DASHBOARD — RESPONSIVE ADJUSTMENTS
═══════════════════════════════════════════════════════════ */

/* Mobile (app view) */
@media (max-width: 768px) {
    .header-center { display:none; }
    .bottom-nav { display:flex; }
    
    .app-main { max-width:100%; }
    
    .app-main .stats-grid { grid-template-columns:repeat(2,1fr); gap:10px; }
    .app-main .stat-card { padding:14px; }
    .app-main .stat-value { font-size:17px; }
    .app-main .stat-icon { width:38px; height:38px; font-size:17px; }
    
    /* Bottom sheet modals */
    .decode-modal-overlay { align-items:flex-end; padding:0; }
    .decode-modal {
        max-width:100vw; width:100%; max-height:94dvh;
        border-radius:16px 16px 0 0; margin:0;
    }
    
    .log-detail-overlay { align-items:flex-end; padding:0; }
    .log-detail-modal {
        max-width:100vw; max-height:88dvh;
        border-radius:16px 16px 0 0; margin:0;
    }
    .ldm-meta { grid-template-columns:1fr 1fr; }
    .dm-info-grid { grid-template-columns:1fr; }
    
    .dm-header, .ldm-header { padding:16px 18px 14px; }
    .dm-progress { padding:16px 18px; }
    .dm-results  { padding:16px 18px 0; }
    .dm-footer, .ldm-footer { padding:14px 18px 20px; }
    .ldm-body { padding:16px 18px; }
    
    .app-main .card { padding:16px; }
    .app-main .card-title { font-size:15px; }
    
    .upload-dropzone { padding:28px 16px; }
    
    .dm-pwd-row { flex-wrap:wrap; gap:6px; }
    .pwd-seg { font-size:17px; padding:8px 12px; min-width:44px; }
}

/* Desktop: hide bottom nav, show inline header nav */
@media (min-width: 769px) {
    .bottom-nav { display:none; }
    .header-center { display:flex; }
    .app-main { padding-bottom:32px; max-width:720px; }
}

/* Very small screens */
@media (max-width: 380px) {
    .app-main { padding-left:12px; padding-right:12px; }
    .panel-greeting h1 { font-size:19px; }
    .app-main .stats-grid { grid-template-columns:1fr 1fr; }
    .app-main .stat-value { font-size:15px; }
    .app-main .stat-label { font-size:9px; }
    .ldm-meta { grid-template-columns:1fr; }
    .wallet-pill { font-size:11px; padding:4px 9px; }
}

/* ─── Scrollbar ───────────────────────────────────────────── */
::-webkit-scrollbar { width:5px; height:5px; }

/* ─── Captcha Stylized Georgia Font ────────────────────────── */
.captcha-equation {
    font-size: 34px;
    font-weight: 800;
    font-family: 'Georgia', serif;
    letter-spacing: 4px;
    color: #1e293b;
    text-shadow: 1px 1px 0px #fff, -1px -1px 0px #fff, 1px -1px 0px #fff, -1px 1px 0px #fff, 2px 2px 0px #cbd5e1;
    display: inline-block;
    user-select: none;
}
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:#cbd5e1; border-radius:999px; }