/* ================================================================
   DEALFORGE — Design System v4
   Theme : Dark / Technical / Futuriste
   ================================================================ */

/* ----------------------------------------------------------------
   VARIABLES
   ---------------------------------------------------------------- */
:root {
  --df-bg:          #080B10;
  --df-surface:     #0D1117;
  --df-surface-2:   #111820;
  --df-surface-3:   #161E28;
  --df-overlay:     rgba(8, 11, 16, 0.85);
  --df-border:      #1C2530;
  --df-border-2:    #243040;
  --df-accent:      #00CFFF;
  --df-accent-2:    #0099CC;
  --df-accent-dim:  rgba(0, 207, 255, 0.08);
  --df-accent-glow: rgba(0, 207, 255, 0.2);
  --df-accent-text: #00CFFF;
  --df-text:        #CBD5E1;
  --df-text-bright: #F0F6FC;
  --df-muted:       #4D6070;
  --df-success:     #22C55E;
  --df-success-dim: rgba(34, 197, 94, 0.1);
  --df-warning:     #F59E0B;
  --df-warning-dim: rgba(245, 158, 11, 0.1);
  --df-danger:      #F43F5E;
  --df-danger-dim:  rgba(244, 63, 94, 0.1);
  --df-blue:        #60A5FA;
  --df-blue-dim:    rgba(96, 165, 250, 0.1);
  --df-font:        'Space Grotesk', system-ui, sans-serif;
  --df-font-mono:   'JetBrains Mono', 'Fira Code', monospace;
  --df-nav-h:       56px;
  --df-radius:      6px;
  --df-radius-sm:   4px;
  --df-radius-xs:   3px;
  --df-radius-lg:   10px;
  /* Compatibility aliases */
  --df-white:        var(--df-surface);
  --df-green:        var(--df-accent);
  --df-green-hover:  var(--df-accent);
  --df-green-light:  var(--df-accent-dim);
  --df-green-border: rgba(0, 207, 255, 0.2);
}

/* ----------------------------------------------------------------
   RESET & BASE
   ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background-color: var(--df-bg);
  background-image:
    linear-gradient(rgba(0, 207, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 207, 255, 0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  color: var(--df-text);
  font-family: var(--df-font);
  font-size: 0.9rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--df-text-bright);
  font-weight: 600;
  letter-spacing: -0.3px;
}

a { color: var(--df-accent); text-decoration: none; }
a:hover { color: var(--df-accent-2); }

/* ----------------------------------------------------------------
   BOOT SCREEN
   ---------------------------------------------------------------- */
.df-boot {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; min-height: 100vh; gap: 1.25rem;
}
.df-boot-logo { font-size: 2.5rem; filter: drop-shadow(0 0 16px var(--df-accent)); }
.df-boot-label { font-family: var(--df-font-mono); font-size: 0.75rem; letter-spacing: 0.3em; color: var(--df-muted); }
.df-boot-bar { width: 160px; height: 2px; background: var(--df-border); border-radius: 2px; overflow: hidden; }
.df-boot-fill { height: 100%; background: var(--df-accent); width: 0; animation: boot-fill 1.2s ease-in-out forwards; box-shadow: 0 0 8px var(--df-accent); }
@keyframes boot-fill { to { width: 100%; } }

/* ----------------------------------------------------------------
   SHELL LAYOUT
   ---------------------------------------------------------------- */
.df-shell { min-height: 100vh; display: flex; flex-direction: column; }

.df-main {
  flex: 1;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

/* ----------------------------------------------------------------
   NAVBAR
   ---------------------------------------------------------------- */
.df-navbar {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--df-nav-h);
  background: rgba(8, 11, 16, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--df-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.75rem;
  gap: 1rem;
}

.df-navbar::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--df-accent-glow), transparent);
  pointer-events: none;
}

.df-navbar-brand {
  display: flex; align-items: center; gap: 0.625rem;
  color: var(--df-text-bright); font-weight: 700; font-size: 1rem;
  letter-spacing: 0.05em; text-transform: uppercase; flex-shrink: 0;
}
.df-navbar-brand:hover { color: var(--df-accent); }

.df-brand-icon {
  width: 30px; height: 30px;
  background: var(--df-accent-dim);
  border: 1px solid var(--df-accent-glow);
  border-radius: var(--df-radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.875rem;
  box-shadow: 0 0 12px var(--df-accent-dim);
  flex-shrink: 0;
}

.df-nav-links {
  display: flex; align-items: center; gap: 0.125rem;
}

.df-nav-link {
  color: var(--df-muted); font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.4rem 0.875rem; border-radius: var(--df-radius-sm);
  transition: color 0.15s, background 0.15s; white-space: nowrap;
}
.df-nav-link:hover  { color: var(--df-text); background: var(--df-surface-2); }
.df-nav-link.active { color: var(--df-accent); background: var(--df-accent-dim); }

.df-nav-user {
  font-size: 0.78rem; font-family: var(--df-font-mono); color: var(--df-muted);
  padding: 0 0.5rem; border-left: 1px solid var(--df-border); margin-left: 0.5rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 140px;
}

/* Hamburger button */
.df-hamburger {
  display: none;
  flex-direction: column; justify-content: center; align-items: center;
  width: 36px; height: 36px; gap: 5px; cursor: pointer;
  background: transparent; border: 1px solid var(--df-border);
  border-radius: var(--df-radius-sm); padding: 0;
  transition: border-color 0.15s;
}
.df-hamburger:hover { border-color: var(--df-border-2); }
.df-hamburger span {
  display: block; width: 18px; height: 2px;
  background: var(--df-muted); border-radius: 2px;
  transition: background 0.15s;
}
.df-hamburger:hover span { background: var(--df-text); }

/* ----------------------------------------------------------------
   PAGE HEADER
   ---------------------------------------------------------------- */
.df-page-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 1.75rem; padding-bottom: 1rem;
  border-bottom: 1px solid var(--df-border);
  gap: 1rem;
}
.df-page-header h1,
.df-page-header h2 { font-size: 1.25rem; font-weight: 600; letter-spacing: -0.2px; }
.df-page-header h1::before,
.df-page-header h2::before {
  content: '// '; color: var(--df-accent);
  font-family: var(--df-font-mono); font-size: 0.9em; font-weight: 400;
}

/* ----------------------------------------------------------------
   STAT CARDS
   ---------------------------------------------------------------- */
.df-stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem; margin-bottom: 2rem;
}

.df-stat {
  background: var(--df-surface); border: 1px solid var(--df-border);
  border-radius: var(--df-radius); padding: 1.25rem;
  position: relative; overflow: hidden;
  transition: border-color 0.2s, transform 0.15s;
  cursor: pointer; text-decoration: none; display: block;
}
.df-stat::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 3px; height: 100%; background: var(--df-accent); opacity: 0.6;
}
.df-stat:hover { border-color: var(--df-border-2); transform: translateY(-1px); }
.df-stat.active { border-color: var(--df-accent-glow); background: var(--df-accent-dim); }
.df-stat.active::before { opacity: 1; }

.df-stat-value {
  font-size: 2rem; font-weight: 700; font-family: var(--df-font-mono);
  color: var(--df-text-bright); line-height: 1; margin-bottom: 0.375rem;
}
.df-stat-label {
  font-size: 0.72rem; color: var(--df-muted); font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.08em;
}
.df-stat-dot {
  display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; margin-right: 0.375rem; vertical-align: middle;
}

/* ----------------------------------------------------------------
   SEARCH BAR
   ---------------------------------------------------------------- */
.df-search {
  display: flex; gap: 0.75rem; align-items: center;
  margin-bottom: 1rem;
}
.df-search-input {
  background: var(--df-surface-2); border: 1px solid var(--df-border);
  border-radius: var(--df-radius-sm); color: var(--df-text);
  font-family: var(--df-font); font-size: 0.875rem;
  padding: 0.5rem 0.875rem 0.5rem 2.25rem;
  transition: border-color 0.15s; flex: 1; max-width: 320px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%234D6070' stroke-width='2'%3E%3Ccircle cx='11' cy='11' r='8'/%3E%3Cpath d='m21 21-4.35-4.35'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: 0.75rem center;
}
.df-search-input:focus { border-color: var(--df-accent); outline: none; color: var(--df-text-bright); }
.df-search-input::placeholder { color: var(--df-muted); }

/* ----------------------------------------------------------------
   STEPPER (TenderDetail workflow)
   ---------------------------------------------------------------- */
.df-stepper {
  display: flex; align-items: center; gap: 0;
  background: var(--df-surface); border: 1px solid var(--df-border);
  border-radius: var(--df-radius); padding: 0.875rem 1.5rem;
  margin-bottom: 1.5rem; overflow: hidden;
}
.df-step {
  display: flex; align-items: center; gap: 0.625rem;
  font-size: 0.8rem; font-weight: 500; color: var(--df-muted);
  transition: color 0.2s; flex: 1; white-space: nowrap;
}
.df-step.active { color: var(--df-accent); }
.df-step.done   { color: var(--df-success); }
.df-step-num {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--df-surface-3); border: 1px solid var(--df-border-2);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--df-font-mono); font-size: 0.72rem; font-weight: 700;
  flex-shrink: 0; transition: all 0.2s;
}
.df-step.active .df-step-num { background: var(--df-accent-dim); border-color: var(--df-accent); color: var(--df-accent); }
.df-step.done   .df-step-num { background: var(--df-success-dim); border-color: rgba(34,197,94,0.4); color: var(--df-success); font-size: 0.7rem; }
.df-step-connector {
  flex: 1; height: 1px; background: var(--df-border-2); max-width: 3rem;
  margin: 0 0.5rem; flex-shrink: 0;
}
.df-step-label { display: block; }

/* ----------------------------------------------------------------
   TABLES
   ---------------------------------------------------------------- */
.table-wrapper {
  border: 1px solid var(--df-border); border-radius: var(--df-radius);
  overflow: hidden; background: var(--df-surface);
}

.table { width: 100%; border-collapse: collapse; margin: 0; }

.table thead th {
  background: var(--df-surface-2); color: var(--df-muted);
  font-family: var(--df-font-mono); font-weight: 500; font-size: 0.7rem;
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 0.75rem 1rem; border-bottom: 1px solid var(--df-border); white-space: nowrap;
}

.table tbody td {
  padding: 0.875rem 1rem; vertical-align: middle;
  border-bottom: 1px solid var(--df-border);
  color: var(--df-text); font-size: 0.875rem;
}
.table tbody tr:last-child td { border-bottom: none; }
.table-hover tbody tr { transition: background 0.1s; }
.table-hover tbody tr:hover { background: var(--df-surface-2); }
.table-hover tbody tr.clickable { cursor: pointer; }
.table-hover tbody tr.clickable:hover td { color: var(--df-text-bright); }
.table-hover tbody tr.clickable:hover td strong { color: var(--df-accent); }
.table tbody td strong { color: var(--df-text-bright); font-weight: 500; }

/* DF-TABLE (Admin) */
.df-table-container { border: 1px solid var(--df-border); border-radius: var(--df-radius); overflow: hidden; }
.df-table { width: 100%; border-collapse: collapse; }
.df-table thead th {
  background: var(--df-surface-2); color: var(--df-muted);
  font-family: var(--df-font-mono); font-size: 0.7rem; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.1em;
  padding: 0.75rem 1rem; border-bottom: 1px solid var(--df-border);
}
.df-table tbody td {
  padding: 0.875rem 1rem; border-bottom: 1px solid var(--df-border);
  color: var(--df-text); font-size: 0.875rem; vertical-align: middle;
}
.df-table tbody tr:last-child td { border-bottom: none; }
.df-table tbody tr:hover { background: var(--df-surface-2); }

/* ----------------------------------------------------------------
   CARDS
   ---------------------------------------------------------------- */
.card {
  background: var(--df-surface); border: 1px solid var(--df-border);
  border-radius: var(--df-radius);
}
.card-header {
  background: var(--df-surface-2); border-bottom: 1px solid var(--df-border);
  padding: 0.875rem 1.25rem; font-weight: 600; font-size: 0.85rem;
  color: var(--df-text-bright); border-radius: var(--df-radius) var(--df-radius) 0 0;
}
.card-body { padding: 1.25rem; }
.card-footer {
  padding: 0.875rem 1.25rem; background: var(--df-surface-2);
  border-top: 1px solid var(--df-border);
  border-radius: 0 0 var(--df-radius) var(--df-radius);
}

/* ----------------------------------------------------------------
   AO CARD GRID (Index / Home)
   ---------------------------------------------------------------- */
.df-ao-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.df-ao-card {
  background: var(--df-surface);
  border: 1px solid var(--df-border);
  border-radius: var(--df-radius);
  padding: 1rem 1.125rem;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s, background 0.15s;
  display: flex; flex-direction: column; gap: 0.5rem;
  position: relative;
}
.df-ao-card::before {
  content: ''; position: absolute; top: 0; left: 0;
  width: 3px; height: 100%; background: var(--df-accent); opacity: 0;
  border-radius: var(--df-radius) 0 0 var(--df-radius);
  transition: opacity 0.15s;
}
.df-ao-card:hover { border-color: var(--df-border-2); transform: translateY(-2px); background: var(--df-surface-2); }
.df-ao-card:hover::before { opacity: 0.7; }

.df-ao-card-header {
  display: flex; align-items: center; justify-content: space-between; gap: 0.5rem;
}

.df-ao-card-title {
  font-weight: 600; font-size: 0.9rem; color: var(--df-text-bright);
  line-height: 1.4; flex: 1;
}

.df-ao-card-meta {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.5rem; font-size: 0.78rem;
}
.df-ao-client { color: var(--df-muted); }
.df-ao-date   { color: var(--df-muted); font-family: var(--df-font-mono); font-size: 0.72rem; }

.df-ao-deadline {
  font-size: 0.75rem; font-family: var(--df-font-mono);
  color: var(--df-muted); white-space: nowrap;
}
.df-ao-deadline--warning { color: var(--df-warning); }
.df-ao-deadline--danger  { color: var(--df-danger); }
.df-ao-days { font-size: 0.68rem; margin-left: 0.25rem; opacity: 0.8; }

.df-ao-card-footer {
  margin-top: 0.25rem; display: flex; justify-content: flex-end;
}

/* ----------------------------------------------------------------
   BUTTONS
   ---------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.375rem; font-family: var(--df-font); font-weight: 500;
  font-size: 0.825rem; letter-spacing: 0.02em;
  padding: 0.45rem 1rem; border-radius: var(--df-radius-sm);
  border: 1px solid transparent; cursor: pointer;
  transition: all 0.15s ease; white-space: nowrap;
  text-decoration: none; line-height: 1.4;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-primary { background: var(--df-accent-dim); border-color: var(--df-accent-glow); color: var(--df-accent); }
.btn-primary:hover:not(:disabled) { background: rgba(0,207,255,0.15); border-color: var(--df-accent); color: var(--df-accent); box-shadow: 0 0 16px var(--df-accent-dim); }

.btn-outline-secondary { background: transparent; border-color: var(--df-border-2); color: var(--df-muted); }
.btn-outline-secondary:hover:not(:disabled) { background: var(--df-surface-2); border-color: var(--df-border-2); color: var(--df-text); }

.btn-success { background: var(--df-success-dim); border-color: rgba(34,197,94,0.3); color: var(--df-success); }
.btn-success:hover:not(:disabled) { background: rgba(34,197,94,0.18); box-shadow: 0 0 12px var(--df-success-dim); }

.btn-danger { background: var(--df-danger-dim); border-color: rgba(244,63,94,0.3); color: var(--df-danger); }
.btn-danger:hover:not(:disabled) { background: rgba(244,63,94,0.18); box-shadow: 0 0 12px var(--df-danger-dim); }

.btn-outline-danger { background: transparent; border-color: rgba(244,63,94,0.3); color: var(--df-danger); }
.btn-outline-danger:hover:not(:disabled) { background: var(--df-danger-dim); }

.btn-outline-primary { background: transparent; border-color: var(--df-accent-glow); color: var(--df-accent); }
.btn-outline-primary:hover:not(:disabled) { background: var(--df-accent-dim); border-color: var(--df-accent); }

.btn-sm  { font-size: 0.75rem; padding: 0.3rem 0.65rem; }
.btn-lg  { font-size: 0.9rem; padding: 0.6rem 1.25rem; }

/* DF-BTN variants (auth pages) */
.df-btn { display: inline-flex; align-items: center; }
.df-btn-primary   { background: var(--df-accent-dim); border: 1px solid var(--df-accent-glow); color: var(--df-accent); border-radius: var(--df-radius-sm); padding: 0.5rem 1rem; font-size: 0.825rem; font-weight: 500; cursor: pointer; display: inline-block; transition: all 0.15s; }
.df-btn-primary:hover { background: rgba(0,207,255,0.15); border-color: var(--df-accent); box-shadow: 0 0 16px var(--df-accent-dim); }
.df-btn-full  { width: 100%; text-align: center; display: block; }
.df-btn-sm    { font-size: 0.75rem; padding: 0.3rem 0.65rem; }
.df-btn-outline { background: transparent; border: 1px solid var(--df-border-2); color: var(--df-muted); border-radius: var(--df-radius-sm); padding: 0.3rem 0.75rem; font-size: 0.78rem; font-weight: 500; cursor: pointer; transition: all 0.15s; }
.df-btn-outline:hover { border-color: var(--df-border-2); color: var(--df-text); background: var(--df-surface-2); }
.df-btn-success  { background: var(--df-success-dim); border: 1px solid rgba(34,197,94,0.3); color: var(--df-success); border-radius: var(--df-radius-sm); padding: 0.3rem 0.65rem; font-size: 0.75rem; cursor: pointer; transition: all 0.15s; }
.df-btn-success:hover { background: rgba(34,197,94,0.18); }
.df-btn-danger   { background: var(--df-danger-dim); border: 1px solid rgba(244,63,94,0.3); color: var(--df-danger); border-radius: var(--df-radius-sm); padding: 0.3rem 0.65rem; font-size: 0.75rem; cursor: pointer; transition: all 0.15s; }
.df-btn-danger:hover { background: rgba(244,63,94,0.18); }
.df-btn-secondary { background: transparent; border: 1px solid var(--df-border-2); color: var(--df-muted); border-radius: var(--df-radius-sm); padding: 0.3rem 0.65rem; font-size: 0.75rem; cursor: pointer; transition: all 0.15s; }
.df-btn-secondary:hover { color: var(--df-text); background: var(--df-surface-2); }

/* ----------------------------------------------------------------
   BADGES
   ---------------------------------------------------------------- */
.badge {
  display: inline-flex; align-items: center;
  font-family: var(--df-font-mono); font-weight: 500; font-size: 0.68rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 0.2em 0.6em; border-radius: var(--df-radius-xs); border: 1px solid transparent;
}
.badge-new      { background: var(--df-surface-3); color: var(--df-muted);   border-color: var(--df-border); }
.badge-matched  { background: var(--df-blue-dim);   color: var(--df-blue);   border-color: rgba(96,165,250,0.25); }
.badge-draft    { background: var(--df-warning-dim); color: var(--df-warning); border-color: rgba(245,158,11,0.25); }
.badge-sent     { background: var(--df-success-dim); color: var(--df-success); border-color: rgba(34,197,94,0.25); }
.badge-archived { background: var(--df-surface-3); color: var(--df-muted);   border-color: var(--df-border); }

.df-badge { display: inline-flex; align-items: center; font-family: var(--df-font-mono); font-size: 0.68rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; padding: 0.2em 0.6em; border-radius: var(--df-radius-xs); border: 1px solid transparent; }
.df-badge-success  { background: var(--df-success-dim); color: var(--df-success); border-color: rgba(34,197,94,0.25); }
.df-badge-warning  { background: var(--df-warning-dim); color: var(--df-warning); border-color: rgba(245,158,11,0.25); }
.df-badge-primary  { background: var(--df-accent-dim);  color: var(--df-accent);  border-color: var(--df-accent-glow); }
.df-badge-secondary { background: var(--df-surface-3); color: var(--df-muted);  border-color: var(--df-border); }

.bg-primary   { background: var(--df-accent-dim)  !important; color: var(--df-accent)  !important; }
.bg-secondary { background: var(--df-surface-3)   !important; color: var(--df-muted)   !important; }
.bg-success   { background: var(--df-success-dim) !important; color: var(--df-success) !important; }
.bg-danger    { background: var(--df-danger-dim)  !important; color: var(--df-danger)  !important; }
.bg-warning   { background: var(--df-warning-dim) !important; color: var(--df-warning) !important; }
.bg-info      { background: var(--df-blue-dim)    !important; color: var(--df-blue)    !important; }

/* ----------------------------------------------------------------
   FORMS
   ---------------------------------------------------------------- */
.form-control, .form-select {
  background: var(--df-surface-2); border: 1px solid var(--df-border);
  border-radius: var(--df-radius-sm); color: var(--df-text);
  font-family: var(--df-font); font-size: 0.875rem;
  padding: 0.5rem 0.75rem; transition: border-color 0.15s, box-shadow 0.15s;
  width: 100%;
}
.form-control:focus, .form-select:focus {
  background: var(--df-surface-2); border-color: var(--df-accent);
  box-shadow: 0 0 0 3px var(--df-accent-dim); outline: none; color: var(--df-text-bright);
}
.form-control::placeholder { color: var(--df-muted); }
.form-control[type="file"] { padding: 0.4rem 0.75rem; cursor: pointer; }
.form-label {
  font-weight: 500; font-size: 0.8rem; color: var(--df-muted);
  letter-spacing: 0.05em; text-transform: uppercase;
  margin-bottom: 0.375rem; display: block;
}
.form-select option { background: var(--df-surface-2); color: var(--df-text); }
.form-check-input { background-color: var(--df-surface-2); border-color: var(--df-border-2); }
.form-check-input:checked { background-color: var(--df-accent); border-color: var(--df-accent); }

/* DF-FORM (auth pages) */
.df-form-group { margin-bottom: 1rem; }
.df-form-group label { display: block; font-size: 0.78rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; color: var(--df-muted); margin-bottom: 0.375rem; }
.df-input { width: 100%; background: var(--df-surface-2); border: 1px solid var(--df-border); border-radius: var(--df-radius-sm); color: var(--df-text); font-family: var(--df-font); font-size: 0.875rem; padding: 0.55rem 0.875rem; transition: border-color 0.15s, box-shadow 0.15s; }
.df-input:focus { border-color: var(--df-accent); box-shadow: 0 0 0 3px var(--df-accent-dim); outline: none; color: var(--df-text-bright); }
.df-input::placeholder { color: var(--df-muted); }

.df-form-card {
  background: var(--df-surface); border: 1px solid var(--df-border);
  border-radius: var(--df-radius); padding: 2rem; max-width: 720px;
}

/* Form section title */
.df-form-section {
  margin: 1.5rem 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--df-border);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--df-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Upload zone */
.df-upload-zone {
  background: var(--df-accent-dim); border: 1px solid var(--df-accent-glow);
  border-radius: var(--df-radius); padding: 1rem; margin-bottom: 1.25rem;
}
.df-upload-hint {
  font-size: 0.77rem; color: var(--df-muted);
  margin-top: 0.375rem; font-family: var(--df-font-mono);
  letter-spacing: 0.02em;
}

/* ----------------------------------------------------------------
   ALERTS
   ---------------------------------------------------------------- */
.alert { border-radius: var(--df-radius-sm); border: 1px solid; font-size: 0.85rem; padding: 0.75rem 1rem; }
.alert-info    { background: var(--df-blue-dim);    border-color: rgba(96,165,250,0.25);  color: var(--df-blue); }
.alert-success { background: var(--df-success-dim); border-color: rgba(34,197,94,0.25);   color: var(--df-success); }
.alert-danger  { background: var(--df-danger-dim);  border-color: rgba(244,63,94,0.25);   color: var(--df-danger); }
.alert-warning { background: var(--df-warning-dim); border-color: rgba(245,158,11,0.25);  color: var(--df-warning); }
.df-alert        { border-radius: var(--df-radius-sm); border: 1px solid; font-size: 0.83rem; padding: 0.65rem 0.875rem; margin-bottom: 1rem; }
.df-alert-error  { background: var(--df-danger-dim);  border-color: rgba(244,63,94,0.25);  color: var(--df-danger); }
.df-alert-success { background: var(--df-success-dim); border-color: rgba(34,197,94,0.25); color: var(--df-success); }

/* ----------------------------------------------------------------
   EMPTY STATE
   ---------------------------------------------------------------- */
.df-empty {
  text-align: center; padding: 4rem 2rem; color: var(--df-muted);
  background: var(--df-surface); border: 1px solid var(--df-border);
  border-radius: var(--df-radius);
}
.df-empty-icon { font-size: 2rem; margin-bottom: 1rem; opacity: 0.3; display: block; }
.df-empty h5 { color: var(--df-text); font-size: 0.95rem; margin-bottom: 0.5rem; }
.df-empty p { font-size: 0.85rem; margin-bottom: 1.5rem; max-width: 360px; margin-left: auto; margin-right: auto; }

/* ----------------------------------------------------------------
   LOADING
   ---------------------------------------------------------------- */
.df-loading {
  display: flex; align-items: center; gap: 0.75rem; color: var(--df-muted);
  padding: 3rem 0; font-size: 0.85rem; font-family: var(--df-font-mono); letter-spacing: 0.05em;
}
.spinner-border { display: inline-block; width: 1rem; height: 1rem; border: 2px solid var(--df-border-2); border-top-color: var(--df-accent); border-radius: 50%; animation: spin 0.7s linear infinite; }
.spinner-border-sm { width: 0.875rem; height: 0.875rem; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ----------------------------------------------------------------
   MATCH SCORE
   ---------------------------------------------------------------- */
.df-score-badge {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 52px; padding: 0.25em 0.7em; border-radius: var(--df-radius-xs);
  font-family: var(--df-font-mono); font-weight: 700; font-size: 0.85rem;
  border: 1px solid transparent;
}
.df-score-high { background: var(--df-success-dim); color: var(--df-success); border-color: rgba(34,197,94,0.25); }
.df-score-mid  { background: var(--df-warning-dim); color: var(--df-warning); border-color: rgba(245,158,11,0.25); }
.df-score-low  { background: var(--df-danger-dim);  color: var(--df-danger);  border-color: rgba(244,63,94,0.25); }

/* ----------------------------------------------------------------
   SKILL BADGES
   ---------------------------------------------------------------- */
.df-skill {
  display: inline-block; background: var(--df-accent-dim); color: var(--df-accent);
  border: 1px solid rgba(0,207,255,0.15); border-radius: var(--df-radius-xs);
  font-family: var(--df-font-mono); font-size: 0.7rem; font-weight: 500;
  padding: 0.15em 0.55em; letter-spacing: 0.02em;
}

/* ----------------------------------------------------------------
   CV GENERATION PROGRESS
   ---------------------------------------------------------------- */
.df-gen-progress {
  margin-top: 1rem; background: var(--df-surface); border: 1px solid var(--df-border);
  border-left: 3px solid var(--df-success); border-radius: var(--df-radius); padding: 1rem 1.25rem;
}
.df-gen-header { display: flex; align-items: center; gap: 0.625rem; margin-bottom: 0.875rem; }
.df-gen-spinner { border-top-color: var(--df-success); }
.df-gen-title { flex: 1; font-weight: 600; font-size: 0.85rem; color: var(--df-text-bright); }
.df-gen-timer {
  font-family: var(--df-font-mono); font-size: 0.78rem; color: var(--df-muted);
  background: var(--df-surface-2); border: 1px solid var(--df-border);
  border-radius: var(--df-radius-xs); padding: 0.1em 0.5em; min-width: 3rem; text-align: center;
}
.df-gen-steps { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: 0.75rem; }
.df-gen-step { display: flex; align-items: center; gap: 0.625rem; font-size: 0.8rem; color: var(--df-muted); transition: color 0.2s; }
.df-gen-step.active { color: var(--df-text-bright); }
.df-gen-step.done   { color: var(--df-success); }
.df-gen-step-icon { width: 16px; display: flex; align-items: center; justify-content: center; font-size: 0.7rem; flex-shrink: 0; }
.df-gen-step-dot { display: inline-block; width: 5px; height: 5px; border-radius: 50%; background: var(--df-border-2); }
.df-gen-hint { font-size: 0.75rem; color: var(--df-muted); font-family: var(--df-font-mono); margin: 0; }

/* ----------------------------------------------------------------
   IFRAME PREVIEW
   ---------------------------------------------------------------- */
.df-iframe-wrapper { border: 1px solid var(--df-border); border-radius: var(--df-radius-sm); overflow: hidden; background: #fff; }

/* ----------------------------------------------------------------
   COLLAPSIBLE
   ---------------------------------------------------------------- */
.df-collapse-toggle {
  display: flex; align-items: center; justify-content: space-between;
  cursor: pointer; user-select: none; width: 100%;
  background: none; border: none; color: var(--df-text-bright);
  font-weight: 600; font-size: 0.85rem; text-align: left; padding: 0;
}
.df-collapse-toggle:hover { color: var(--df-accent); }
.df-collapse-arrow {
  font-size: 0.7rem; color: var(--df-muted);
  transition: transform 0.2s; display: inline-block;
}
.df-collapse-arrow.open { transform: rotate(180deg); }

/* ----------------------------------------------------------------
   AUTH PAGES
   ---------------------------------------------------------------- */
.df-auth-container {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 2rem 1rem; background: var(--df-bg);
  background-image:
    linear-gradient(rgba(0,207,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,207,255,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
}
.df-auth-card {
  width: 100%; max-width: 400px; background: var(--df-surface);
  border: 1px solid var(--df-border); border-radius: var(--df-radius-lg);
  padding: 2.25rem; position: relative;
}
.df-auth-card::before {
  content: ''; position: absolute; top: 0; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--df-accent-glow), transparent);
}
.df-auth-header { text-align: center; margin-bottom: 2rem; }
.df-auth-header .df-brand-icon { width: 48px; height: 48px; font-size: 1.5rem; margin: 0 auto 1rem; box-shadow: 0 0 24px var(--df-accent-dim); }
.df-auth-header h1 { font-size: 1.375rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--df-text-bright); margin-bottom: 0.25rem; }
.df-auth-header p { font-size: 0.8rem; color: var(--df-muted); letter-spacing: 0.04em; }
.df-auth-footer { text-align: center; margin-top: 1.5rem; font-size: 0.82rem; color: var(--df-muted); padding-top: 1.25rem; border-top: 1px solid var(--df-border); }
.df-auth-footer a { color: var(--df-accent); font-weight: 500; }

/* ----------------------------------------------------------------
   UTILITIES — Layout
   ---------------------------------------------------------------- */
.d-flex        { display: flex !important; }
.d-block       { display: block !important; }
.d-none        { display: none !important; }
.flex-column   { flex-direction: column !important; }
.flex-wrap     { flex-wrap: wrap !important; }
.flex-grow-1   { flex-grow: 1 !important; }
.flex-shrink-0 { flex-shrink: 0 !important; }
.align-items-center  { align-items: center !important; }
.align-items-start   { align-items: flex-start !important; }
.align-items-end     { align-items: flex-end !important; }
.justify-content-between { justify-content: space-between !important; }
.justify-content-center  { justify-content: center !important; }
.justify-content-end     { justify-content: flex-end !important; }
.gap-1 { gap: 0.25rem !important; }
.gap-2 { gap: 0.5rem !important; }
.gap-3 { gap: 1rem !important; }
.gap-4 { gap: 1.5rem !important; }
.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }
.overflow-hidden { overflow: hidden !important; }
.position-relative { position: relative !important; }

/* Margin */
.mb-0 { margin-bottom: 0 !important; }
.mb-1 { margin-bottom: 0.25rem !important; }
.mb-2 { margin-bottom: 0.5rem !important; }
.mb-3 { margin-bottom: 1rem !important; }
.mb-4 { margin-bottom: 1.5rem !important; }
.mt-0 { margin-top: 0 !important; }
.mt-1 { margin-top: 0.25rem !important; }
.mt-2 { margin-top: 0.5rem !important; }
.mt-3 { margin-top: 1rem !important; }
.mt-4 { margin-top: 1.5rem !important; }
.me-1 { margin-right: 0.25rem !important; }
.me-2 { margin-right: 0.5rem !important; }
.ms-1 { margin-left: 0.25rem !important; }
.ms-2 { margin-left: 0.5rem !important; }
.ms-auto { margin-left: auto !important; }

/* Padding */
.p-0  { padding: 0 !important; }
.p-2  { padding: 0.5rem !important; }
.p-3  { padding: 1rem !important; }
.p-4  { padding: 1.5rem !important; }
.py-2 { padding-top: 0.5rem !important; padding-bottom: 0.5rem !important; }
.px-3 { padding-left: 1rem !important; padding-right: 1rem !important; }

/* ----------------------------------------------------------------
   UTILITIES — Text
   ---------------------------------------------------------------- */
.text-muted    { color: var(--df-muted)   !important; }
.text-primary  { color: var(--df-accent)  !important; }
.text-success  { color: var(--df-success) !important; }
.text-danger   { color: var(--df-danger)  !important; }
.text-warning  { color: var(--df-warning) !important; }
.text-center   { text-align: center !important; }
.text-end      { text-align: right !important; }
.fw-bold       { font-weight: 600 !important; }
.fw-normal     { font-weight: 400 !important; }
.small         { font-size: 0.8rem !important; }
.font-monospace { font-family: var(--df-font-mono) !important; }

/* ----------------------------------------------------------------
   UTILITIES — Misc
   ---------------------------------------------------------------- */
.bg-light   { background: var(--df-surface-2) !important; }
.rounded    { border-radius: var(--df-radius-sm) !important; }
.border-top { border-top: 1px solid var(--df-border) !important; }
.border-0   { border: none !important; }

pre {
  font-family: var(--df-font-mono); font-size: 0.8rem; color: var(--df-muted);
  white-space: pre-wrap; word-break: break-word;
}
.df-divider { border: none; border-top: 1px solid var(--df-border); margin: 1.5rem 0; }
.df-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; align-items: center; }

/* Row/Col */
.row     { display: flex; flex-wrap: wrap; margin: 0 -0.5rem; }
.col-md-6 { flex: 0 0 50%; max-width: 50%; padding: 0 0.5rem; }
.col-12   { flex: 0 0 100%; max-width: 100%; padding: 0 0.5rem; }

/* ----------------------------------------------------------------
   SCROLLBAR
   ---------------------------------------------------------------- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--df-bg); }
::-webkit-scrollbar-thumb { background: var(--df-border-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--df-muted); }

/* ----------------------------------------------------------------
   BLAZOR ERROR
   ---------------------------------------------------------------- */
#blazor-error-ui {
  position: fixed; bottom: 1rem; right: 1rem;
  background: var(--df-surface); border: 1px solid var(--df-danger);
  border-radius: var(--df-radius); padding: 0.75rem 1rem;
  font-size: 0.8rem; color: var(--df-danger); z-index: 1000;
}

/* ================================================================
   RESPONSIVE — TABLET (≤1024px)
   ================================================================ */
@media (max-width: 1024px) {
  .df-main { padding: 1.5rem 1.25rem 2.5rem; }
}

/* ================================================================
   RESPONSIVE — MOBILE (≤768px)
   ================================================================ */
@media (max-width: 768px) {

  /* Hamburger visible, nav links in slide-down menu */
  .df-hamburger { display: flex; }

  .df-nav-links {
    display: none;
    position: absolute;
    top: var(--df-nav-h);
    left: 0; right: 0;
    background: rgba(8, 11, 16, 0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--df-border);
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1rem 1rem;
    gap: 0.25rem;
    z-index: 199;
  }
  .df-nav-links.mobile-open { display: flex; }

  .df-nav-link {
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    border-radius: var(--df-radius);
  }
  .df-nav-user {
    border-left: none; border-top: 1px solid var(--df-border);
    margin-left: 0; margin-top: 0.25rem; padding: 0.5rem 0.875rem;
    font-size: 0.8rem; max-width: none;
  }
  .df-nav-mobile-actions {
    display: flex; gap: 0.5rem; padding: 0.5rem 0.875rem 0;
    border-top: 1px solid var(--df-border); margin-top: 0.25rem;
  }

  /* Layout */
  .df-navbar { padding: 0 1rem; position: relative; }
  .df-main   { padding: 1.25rem 1rem 2rem; }

  /* Stats */
  .df-stats { grid-template-columns: repeat(2, 1fr); gap: 0.625rem; }
  .df-stat-value { font-size: 1.5rem; }

  /* Page header */
  .df-page-header { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
  .df-page-header .df-actions { flex-wrap: wrap; }

  /* Form card full-width */
  .df-form-card { padding: 1.25rem; max-width: 100%; }
  .col-md-6 { flex: 0 0 100%; max-width: 100%; }

  /* Stepper compact */
  .df-step-label { display: none; }
  .df-stepper { padding: 0.75rem 1rem; gap: 0; justify-content: center; }
  .df-step { flex: 0; }
  .df-step-connector { max-width: 2rem; }

  /* Table — horizontal scroll */
  .table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--df-radius); }
  .df-table-container { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .table { min-width: 520px; }
  .df-table { min-width: 480px; }

  /* Hide less important table columns on mobile */
  .table th.hide-mobile,
  .table td.hide-mobile { display: none; }

  /* Auth */
  .df-auth-card { padding: 1.5rem; margin: 0 0.5rem; }

  /* Card footer stacking */
  .card-footer .d-flex { flex-direction: column; align-items: stretch; }
  .card-footer .btn { width: 100%; justify-content: center; }

  /* Step 3 email form */
  .df-send-row { flex-direction: column !important; align-items: stretch !important; }
  .df-send-row .btn { width: 100%; justify-content: center; }

  /* Buttons in df-actions on mobile */
  .df-page-header .df-actions .btn { font-size: 0.75rem; padding: 0.3rem 0.6rem; }

  /* Search */
  .df-search-input { max-width: 100%; }
  .df-search { flex-direction: column; align-items: stretch; }
}

/* ================================================================
   RESPONSIVE — SMALL MOBILE (≤480px)
   ================================================================ */
@media (max-width: 480px) {
  .df-stats { grid-template-columns: repeat(2, 1fr); }
  .df-stat { padding: 0.875rem; }
  .df-stat-value { font-size: 1.25rem; }
  .df-stat-label { font-size: 0.65rem; }

  /* Stack candidate row labels */
  .df-candidate-skills { display: none; }
}