/* =====================================================
   Digital Health Portal — Vanilla CSS Design System
   cPanel-safe: no build step required
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

/* ── CSS Variables ─────────────────────────────────── */
:root {
  --color-primary:      #0B2545;
  --color-primary-dark: #071930;
  --color-primary-light:#F0F4F8;
  --color-accent:       #12B39A;
  --color-accent-dark:  #0E8A77;

  --color-danger:       #ef4444;
  --color-danger-light: #fee2e2;
  --color-warning:      #f59e0b;
  --color-warning-light:#fef3c7;
  --color-success:      #22c55e;
  --color-success-light:#dcfce7;
  --color-info:         #6366f1;
  --color-info-light:   #e0e7ff;

  --sidebar-bg:         #0B2545;
  --sidebar-hover:      #123661;
  --sidebar-active:     #12B39A;
  --sidebar-text:       #94a3b8;
  --sidebar-text-active:#ffffff;
  --sidebar-width:      260px;

  --bg-body:            #F8FAFC;
  --bg-card:            #ffffff;
  --bg-card-glass:      rgba(255,255,255,0.85);
  --border-color:       #e2e8f0;
  --border-radius:      16px;
  --border-radius-sm:   10px;
  --border-radius-lg:   24px;

  --text-primary:       #0f172a;
  --text-secondary:     #475569;
  --text-muted:         #94a3b8;

  --shadow-sm:  0 2px 8px rgba(11, 37, 69, 0.06);
  --shadow-md:  0 8px 24px rgba(11, 37, 69, 0.08);
  --shadow-lg:  0 12px 32px rgba(11, 37, 69, 0.12);
  --shadow-glow:0 0 0 3px rgba(18, 179, 154, 0.25);

  --font:       'Inter', system-ui, sans-serif;
  --transition: 0.2s ease;
  --topbar-h:   64px;
}

/* ── Reset ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font); background: var(--bg-body); color: var(--text-primary); font-size: 15px; line-height: 1.6; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); }
img { max-width: 100%; }
ul { list-style: none; }

/* ── Layout ────────────────────────────────────────── */
.layout { display: flex; min-height: 100vh; }

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0;
  height: 100vh;
  z-index: 100;
  transition: transform var(--transition);
  overflow-y: auto;
  overflow-x: hidden;
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 22px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.sidebar-logo .logo-icon {
  width: 38px; height: 38px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: #fff; font-weight: 700; flex-shrink: 0;
}
.sidebar-logo .logo-text { font-size: 15px; font-weight: 700; color: #fff; line-height: 1.2; }
.sidebar-logo .logo-sub  { font-size: 11px; color: var(--sidebar-text); }

.sidebar-nav { padding: 16px 12px; flex: 1; }
.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sidebar-text);
  padding: 8px 12px 4px;
  margin-top: 12px;
}
.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: var(--border-radius-sm);
  color: var(--sidebar-text);
  font-size: 13.5px;
  font-weight: 500;
  transition: background var(--transition), color var(--transition);
  margin-bottom: 2px;
}
.nav-link:hover { background: var(--sidebar-hover); color: #fff; }
.nav-link.active { background: var(--color-primary); color: #fff; box-shadow: 0 4px 12px rgba(14,165,233,0.35); }
.nav-link .nav-icon { width: 18px; text-align: center; font-size: 16px; flex-shrink: 0; }
.nav-link .nav-icon-fa {
  width: 18px;
  text-align: center;
  font-size: 15px;
  flex-shrink: 0;
  opacity: 0.92;
}

.sidebar-footer {
  padding: 16px 12px;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.sidebar-user {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--border-radius-sm);
}
.sidebar-user-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.sidebar-user-name { font-size: 13px; font-weight: 600; color: #fff; }
.sidebar-user-role { font-size: 11px; color: var(--sidebar-text); }

/* Main area */
.main-area {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Topbar */
.topbar {
  height: var(--topbar-h);
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky; top: 0; z-index: 50;
  box-shadow: var(--shadow-sm);
}
.topbar-title { font-size: 18px; font-weight: 700; color: var(--text-primary); }
.topbar-actions { display: flex; align-items: center; gap: 14px; }
.topbar-btn {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: var(--bg-body);
  border: 1px solid var(--border-color);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 17px;
  transition: background var(--transition), border-color var(--transition);
}
.topbar-btn:hover { background: var(--color-primary-light); border-color: var(--color-primary); }
.topbar-btn i { font-size: 16px; color: var(--color-primary); }

/* Page content */
.page-content { padding: 28px; flex: 1; }

/* App + consent footers use partials/platform-branding */
.app-footer-branding {
  flex-shrink: 0;
  padding: 14px 28px 20px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-body);
  text-align: center;
}
.platform-branding-line {
  margin: 0;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-muted, #64748b);
  line-height: 1.5;
}
.platform-branding-sep { opacity: 0.75; }
.page-header { margin-bottom: 24px; }
.page-header h1 { font-size: 22px; font-weight: 700; color: var(--text-primary); }
.page-header p  { font-size: 14px; color: var(--text-secondary); margin-top: 2px; }
.breadcrumb { font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
.breadcrumb span { color: var(--text-secondary); }

/* ── Cards ─────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 22px;
  border-bottom: 1px solid var(--border-color);
}
.card-title { font-size: 15px; font-weight: 600; color: var(--text-primary); }
.card-title-icon { margin-right: 8px; color: var(--color-accent); opacity: 0.92; }
.card-title-icon-lg { margin-right: 8px; font-size: 1.25rem; color: var(--color-accent); opacity: 0.95; vertical-align: -0.06em; }
.card-body { padding: 22px; }
.card-footer { padding: 14px 22px; border-top: 1px solid var(--border-color); background: #fafafa; }

/* Glass card */
.card-glass {
  background: var(--bg-card-glass);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.6);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
}

/* ── Stat Cards ─────────────────────────────────────── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; margin-bottom: 24px; }
.stat-card {
  background: var(--bg-card);
  border-radius: var(--border-radius);
  padding: 22px 20px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.stat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.stat-icon {
  width: 50px; height: 50px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; flex-shrink: 0;
}
.stat-icon.blue   { background: var(--color-primary-light); color: var(--color-primary); }
.stat-icon.teal   { background: #ccfbf1; color: var(--color-accent); }
.stat-icon.purple { background: var(--color-info-light); color: var(--color-info); }
.stat-icon.amber  { background: var(--color-warning-light); color: var(--color-warning); }
.stat-icon.red    { background: var(--color-danger-light); color: var(--color-danger); }
.stat-icon.green  { background: var(--color-success-light); color: var(--color-success); }
.stat-icon.sky    { background: #e0f2fe; color: #0369a1; }
.stat-icon i { font-size: 1.25rem; line-height: 1; }
.stat-value { font-size: 28px; font-weight: 800; color: var(--text-primary); line-height: 1; }
.stat-label { font-size: 13px; color: var(--text-secondary); margin-top: 4px; }

/* ── Buttons ────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px;
  border-radius: var(--border-radius-sm);
  font-size: 13.5px; font-weight: 600;
  cursor: pointer; border: none;
  transition: background var(--transition), box-shadow var(--transition), transform var(--transition);
  line-height: 1;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary  { background: var(--color-primary); color: #fff; box-shadow: 0 2px 8px rgba(14,165,233,0.3); }
.btn-primary:hover  { background: var(--color-primary-dark); box-shadow: 0 4px 14px rgba(14,165,233,0.45); color: #fff; }
.btn-teal     { background: var(--color-accent); color: #fff; box-shadow: 0 2px 8px rgba(20,184,166,0.3); }
.btn-teal:hover     { background: var(--color-accent-dark); color: #fff; }
.btn-danger   { background: var(--color-danger); color: #fff; }
.btn-danger:hover   { background: #dc2626; color: #fff; }
.btn-outline  { background: transparent; color: var(--text-primary); border: 1.5px solid var(--border-color); }
.btn-outline:hover  { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-light); }
.btn-sm { padding: 6px 12px; font-size: 12.5px; }
.btn-lg { padding: 13px 28px; font-size: 15px; }
.btn-block { width: 100%; justify-content: center; }
.btn-icon { padding: 8px; border-radius: var(--border-radius-sm); }

/* ── Badges ─────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 100px;
  font-size: 11.5px; font-weight: 600;
}
.badge-blue    { background: var(--color-primary-light); color: var(--color-primary-dark); }
.badge-teal    { background: #ccfbf1; color: var(--color-accent-dark); }
.badge-purple  { background: var(--color-info-light); color: var(--color-info); }
.badge-amber   { background: var(--color-warning-light); color: #92400e; }
.badge-red     { background: var(--color-danger-light); color: #991b1b; }
.badge-green   { background: var(--color-success-light); color: #166534; }
.badge-gray    { background: #f1f5f9; color: var(--text-secondary); }

/* ── Tables ─────────────────────────────────────────── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
thead th {
  background: #f8fafc;
  padding: 11px 16px;
  text-align: left;
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-color);
}
tbody td {
  padding: 13px 16px;
  border-bottom: 1px solid #f1f5f9;
  color: var(--text-primary);
  vertical-align: middle;
}
tbody tr:hover { background: #f8fafc; }
tbody tr:last-child td { border-bottom: none; }

/* ── Forms ──────────────────────────────────────────── */
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
.form-label .required { color: var(--color-danger); margin-left: 2px; }
.form-control {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  font-size: 14px; font-family: var(--font);
  color: var(--text-primary); background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
  appearance: none;
}
.form-control:focus { outline: none; border-color: var(--color-primary); box-shadow: var(--shadow-glow); }
.form-control::placeholder { color: var(--text-muted); }
.form-control.is-invalid { border-color: var(--color-danger); }
.invalid-feedback { font-size: 12px; color: var(--color-danger); margin-top: 5px; }
textarea.form-control { resize: vertical; min-height: 100px; }
select.form-control { cursor: pointer; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
.input-group { display: flex; }
.input-group .form-control { border-radius: var(--border-radius-sm) 0 0 var(--border-radius-sm); }
.input-group .btn { border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0; }

/* ── Alerts ─────────────────────────────────────────── */
.alert {
  padding: 14px 18px; border-radius: var(--border-radius-sm);
  font-size: 13.5px; display: flex; align-items: flex-start; gap: 10px;
  margin-bottom: 18px;
}
.alert-success { background: var(--color-success-light); color: #166534; border: 1px solid #bbf7d0; }
.alert-danger   { background: var(--color-danger-light);  color: #991b1b; border: 1px solid #fecaca; }
.alert-warning  { background: var(--color-warning-light); color: #92400e; border: 1px solid #fde68a; }
.alert-info     { background: var(--color-info-light);    color: #3730a3; border: 1px solid #c7d2fe; }
.alert-icon { font-size: 17px; flex-shrink: 0; margin-top: 1px; }
.alert-icon-fa {
  font-size: 1.05rem;
  flex-shrink: 0;
  margin-top: 2px;
  opacity: 0.92;
}

/* ── Risk level badges ───────────────────────────────── */
.risk-normal   { color: var(--color-success); }
.risk-warning  { color: var(--color-warning); }
.risk-critical { color: var(--color-danger); }
.risk-unknown  { color: var(--text-muted); }

/* ── Pagination ─────────────────────────────────────── */
.pagination { display: flex; align-items: center; gap: 6px; justify-content: center; padding: 16px 0; }
.pagination a, .pagination span {
  padding: 7px 13px;
  border-radius: var(--border-radius-sm);
  font-size: 13px; font-weight: 500;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  transition: all var(--transition);
}
.pagination a:hover { background: var(--color-primary-light); border-color: var(--color-primary); color: var(--color-primary); }
.pagination .active span { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination .disabled span { opacity: 0.4; cursor: default; }

/* ── Auth Layout ────────────────────────────────────── */
.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #0B2545 0%, #123661 50%, #0B2545 100%);
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.auth-wrap::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(18, 179, 154, 0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
}
.auth-card {
  width: 100%; max-width: 440px;
  background: rgba(255,255,255,0.97);
  border-radius: var(--border-radius-lg);
  box-shadow: 0 25px 60px rgba(0,0,0,0.35);
  padding: 42px 40px;
  position: relative; z-index: 1;
}
.auth-wrap--minimal .auth-card--minimal {
  padding-top: 36px;
  border-top: 3px solid var(--color-accent);
}
.auth-login-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 12px;
  margin-bottom: 26px;
}
.auth-login-brand__img {
  flex-shrink: 0;
  border-radius: 14px;
  object-fit: cover;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.auth-login-brand__fallback {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  flex-shrink: 0;
  background: linear-gradient(145deg, var(--color-primary), var(--color-accent));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 22px;
  box-shadow: var(--shadow-sm);
}
.auth-login-brand__text {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.auth-login-brand__name {
  font-size: 17px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.auth-login-brand__tag {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
}
.auth-logo {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 28px; justify-content: center;
}
.auth-logo .logo-icon {
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; color: #fff; font-weight: 800;
}
.auth-logo-text h1 { font-size: 20px; font-weight: 800; color: var(--text-primary); }
.auth-logo-text p  { font-size: 12px; color: var(--text-muted); }
.auth-heading { font-size: 22px; font-weight: 700; margin-bottom: 6px; text-align: center; }
.auth-subheading { font-size: 14px; color: var(--text-secondary); text-align: center; margin-bottom: 28px; }
.auth-footer { text-align: center; margin-top: 22px; font-size: 13.5px; color: var(--text-secondary); }
.otp-inputs { display: flex; gap: 10px; justify-content: center; margin: 20px 0; }
.otp-input {
  width: 52px; height: 58px;
  border: 2px solid var(--border-color);
  border-radius: 10px;
  text-align: center; font-size: 22px; font-weight: 700;
  font-family: var(--font); color: var(--text-primary);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.otp-input:focus { outline: none; border-color: var(--color-primary); box-shadow: var(--shadow-glow); }

/* ── Utility ────────────────────────────────────────── */
.flex          { display: flex; }
.flex-center   { display: flex; align-items: center; justify-content: center; }
.flex-between  { display: flex; align-items: center; justify-content: space-between; }
.flex-gap-2    { gap: 8px; }
.flex-gap-3    { gap: 12px; }
.items-center  { align-items: center; }
.gap-4         { gap: 16px; }
.grid-2        { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.grid-3        { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 20px; }
.mt-1 { margin-top: 4px; }  .mt-2 { margin-top: 8px; }  .mt-3 { margin-top: 12px; }  .mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; } .mb-3 { margin-bottom: 12px; } .mb-4 { margin-bottom: 16px; }
.text-sm     { font-size: 13px; }
.text-xs     { font-size: 12px; }
.text-muted  { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-center { text-align: center; }
.font-bold   { font-weight: 700; }
.font-medium { font-weight: 500; }
.w-full { width: 100%; }
.empty-state { text-align: center; padding: 48px 20px; color: var(--text-muted); }
.empty-state .empty-icon { font-size: 48px; margin-bottom: 12px; }
.empty-state .empty-icon-fa {
  font-size: 2.75rem;
  margin-bottom: 12px;
  display: inline-flex;
  color: var(--color-accent);
  opacity: 0.85;
}
.empty-state p { font-size: 14px; }
.divider { border: none; border-top: 1px solid var(--border-color); margin: 20px 0; }
.avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; font-weight: 700; color: #fff; flex-shrink: 0;
}
.avatar-lg { width: 64px; height: 64px; font-size: 22px; border-radius: 50%; }
.avatar-sm { width: 30px; height: 30px; font-size: 12px; }

/* ── Responsive ─────────────────────────────────────── */
.hamburger { display: none; background: none; border: none; cursor: pointer; padding: 8px; font-size: 22px; color: var(--color-primary); }
.hamburger i { pointer-events: none; }

/* Icon-driven UI (Font Awesome) — dashboards, vault, consent-adjacent surfaces */
.btn-leading-icon { font-size: 0.95em; opacity: 0.95; }
.btn-leading-icon-sm { font-size: 0.88em; opacity: 0.95; }
.btn-icon-only { min-width: 38px; justify-content: center; padding-left: 10px; padding-right: 10px; }
.badge-with-icon { display: inline-flex; align-items: center; gap: 6px; }
.text-muted-icon { font-size: 0.95em; color: var(--text-muted); opacity: 0.88; }
.table-row-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  font-size: 17px;
  color: var(--color-primary);
  opacity: 0.85;
}
.dash-doc-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  color: var(--color-primary);
  opacity: 0.85;
}
.dash-feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  background: var(--color-primary-light);
  color: var(--color-primary);
}
.dash-feature-icon--accent { background: rgba(18, 179, 154, 0.12); color: var(--color-accent); }
.dash-feature-icon--info { background: var(--color-info-light); color: var(--color-info); }
.dash-feature-icon--warn { background: var(--color-warning-light); color: var(--color-warning); }
.dash-feature-icon--upload { background: rgba(14, 165, 233, 0.12); color: #0369a1; }
.vault-dash-icon {
  font-size: 22px;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.9;
}
.vault-upload-card .vault-dash-icon { color: var(--color-accent); }
.ai-insight-card { transition: box-shadow var(--transition), transform var(--transition); }
.ai-insight-card:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.ai-insight-icon-wrap {
  font-size: 1.5rem;
  margin-bottom: 10px;
  color: var(--color-accent);
  opacity: 0.92;
}
.follow-up-icon-lg { margin-bottom: 10px; }
.follow-up-icon-lg i { font-size: 2.75rem; line-height: 1; }
.vital-row-label { display: flex; align-items: center; gap: 6px; }
.vital-row-icon { font-size: 13px; opacity: 0.85; flex-shrink: 0; }
.file-placeholder-xl,
.file-placeholder-lg,
.file-placeholder-md {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  opacity: 0.62;
}
.file-placeholder-xl { font-size: 64px; margin-bottom: 15px; }
.file-placeholder-lg { font-size: 48px; margin-bottom: 10px; }
.file-placeholder-md { font-size: 34px; margin-bottom: 10px; }
@media (max-width: 900px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-area { margin-left: 0; }
  .hamburger { display: flex; align-items: center; }
  .form-row, .form-row-3 { grid-template-columns: 1fr; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .page-content { padding: 18px; }
  .app-footer-branding { padding-left: 18px; padding-right: 18px; }
}
@media (max-width: 600px) {
  .auth-card { padding: 28px 20px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}