:root {
  --navy-deep: #0a1628;
  --navy: #142847;
  --navy-light: #1e3a5f;
  --gold: #c9a961;
  --gold-light: #e0c281;
  --gold-soft: #f4ebd0;
  --cream: #f7f4ed;
  --cream-warm: #ede6d3;
  --ink: #1a1a1a;
  --muted: #6b6b6b;
  --border: rgba(201, 169, 97, 0.25);
  --border-soft: rgba(10, 22, 40, 0.08);
  --danger: #b91c1c;
  --danger-soft: #fef2f2;
  --success: #166534;
  --success-soft: #f0fdf4;
  --warning: #92400e;
  --warning-soft: #fffbeb;
  --display: 'Cormorant Garamond', Georgia, serif;
  --body: 'Manrope', -apple-system, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--body);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.6;
  font-weight: 400;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== TOPBAR ===== */
.topbar {
  background: var(--navy-deep);
  color: var(--cream);
  border-bottom: 1px solid rgba(201, 169, 97, 0.2);
  padding: 0.9rem 0;
}

.topbar-inner {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  color: var(--cream);
}

.brand-mark {
  width: 40px;
  height: 40px;
  border: 1px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  font-size: 1.05rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.05em;
  position: relative;
  flex-shrink: 0;
}

.brand-mark::before,
.brand-mark::after {
  content: '';
  position: absolute;
  width: 6px;
  height: 6px;
  border: 1px solid var(--gold);
}
.brand-mark::before { top: -3px; left: -3px; border-right: none; border-bottom: none; }
.brand-mark::after { bottom: -3px; right: -3px; border-left: none; border-top: none; }

.brand-text {
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--gold);
}
.brand-text span { color: var(--gold); }

.brand-sub {
  font-size: 0.7rem;
  color: rgba(247, 244, 237, 0.55);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-left: 1px solid rgba(201, 169, 97, 0.3);
  padding-left: 1rem;
  margin-left: 0.5rem;
}

.topnav {
  display: flex;
  gap: 1.8rem;
  margin-left: auto;
  margin-right: 2rem;
}

.topnav a {
  color: var(--cream);
  text-decoration: none;
  font-size: 0.83rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  font-weight: 500;
  padding: 0.4rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, color 0.3s;
}

.topnav a:hover,
.topnav a.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-name {
  font-size: 0.9rem;
  color: var(--cream);
  font-weight: 500;
}

.user-role {
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 0.25rem 0.6rem;
}

.btn-logout {
  color: rgba(247, 244, 237, 0.7);
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid rgba(247, 244, 237, 0.25);
  padding: 0.45rem 1rem;
  transition: all 0.3s;
}

.btn-logout:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* ===== MAIN ===== */
.main {
  flex: 1;
  padding: 3rem 0;
}

.container {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 2rem;
}

.container-narrow {
  max-width: 520px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== PAGE HEADER ===== */
.page-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
  gap: 2rem;
  flex-wrap: wrap;
}

.page-eyebrow {
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 0.7rem;
}

.page-title {
  font-family: var(--display);
  font-size: 2.5rem;
  font-weight: 500;
  color: var(--navy-deep);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.page-title em {
  font-style: italic;
  color: var(--gold);
}

.page-actions {
  display: flex;
  gap: 0.8rem;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  padding: 0.85rem 1.8rem;
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  font-family: var(--body);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  background: transparent;
}

.btn-primary {
  background: var(--navy-deep);
  color: var(--cream);
  border-color: var(--navy-deep);
}

.btn-primary:hover {
  background: var(--gold);
  color: var(--navy-deep);
  border-color: var(--gold);
  transform: translateY(-1px);
}

.btn-gold {
  background: var(--gold);
  color: var(--navy-deep);
  border-color: var(--gold);
}

.btn-gold:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--navy-deep);
  border-color: var(--navy-deep);
}

.btn-outline:hover {
  background: var(--navy-deep);
  color: var(--cream);
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: var(--danger);
}

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

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.7rem;
}

.btn-arrow { transition: transform 0.3s; }
.btn:hover .btn-arrow { transform: translateX(4px); }

/* ===== CARDS ===== */
.card {
  background: white;
  border: 1px solid var(--border-soft);
  padding: 2rem;
  margin-bottom: 1.5rem;
  position: relative;
}

.card-title {
  font-family: var(--display);
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--navy-deep);
  margin-bottom: 1.2rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--border);
}

/* ===== FORMS ===== */
.form-group {
  margin-bottom: 1.3rem;
}

.form-group label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--navy);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.form-group input[type="text"],
.form-group input[type="password"],
.form-group input[type="email"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--cream);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 0.85rem 1rem;
  font-family: var(--body);
  font-size: 0.95rem;
  transition: border-color 0.3s, background 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--gold);
  background: white;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-help {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.4rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.3rem;
}

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
}

.form-actions {
  display: flex;
  gap: 0.8rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

/* ===== LOGIN PAGE ===== */
.login-wrapper {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  position: relative;
  overflow: hidden;
}

.login-wrapper::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(201, 169, 97, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(201, 169, 97, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.login-card {
  background: var(--cream);
  padding: 3.5rem 3rem;
  width: 100%;
  max-width: 460px;
  position: relative;
  border: 1px solid rgba(201, 169, 97, 0.3);
  z-index: 1;
}

.login-card::before,
.login-card::after {
  content: '';
  position: absolute;
  width: 24px;
  height: 24px;
}
.login-card::before {
  top: -1px; left: -1px;
  border-top: 2px solid var(--gold);
  border-left: 2px solid var(--gold);
}
.login-card::after {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid var(--gold);
  border-right: 2px solid var(--gold);
}

.login-brand {
  text-align: center;
  margin-bottom: 2.5rem;
}

.login-brand .mark {
  display: inline-flex;
  width: 56px;
  height: 56px;
  border: 1px solid var(--gold);
  align-items: center;
  justify-content: center;
  font-family: var(--display);
  color: var(--gold);
  font-size: 1.4rem;
  letter-spacing: 0.05em;
  margin-bottom: 1.2rem;
}

.login-brand h1 {
  font-family: var(--display);
  font-size: 2.4rem;
  font-weight: 500;
  color: var(--navy-deep);
  letter-spacing: 0.08em;
  font-style: italic;
}
.login-brand h1 span { color: var(--gold); }

.login-brand p {
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  color: var(--muted);
  text-transform: uppercase;
  margin-top: 0.5rem;
}

.login-form button {
  width: 100%;
}

/* ===== BİLDİRİMLER ===== */
.bildirim {
  padding: 1rem 1.4rem;
  margin-bottom: 1.5rem;
  border-left: 3px solid;
  font-size: 0.92rem;
}

.bildirim-success {
  background: var(--success-soft);
  border-color: var(--success);
  color: var(--success);
}

.bildirim-error {
  background: var(--danger-soft);
  border-color: var(--danger);
  color: var(--danger);
}

.bildirim-warning {
  background: var(--warning-soft);
  border-color: var(--warning);
  color: var(--warning);
}

/* ===== TABLES / LIST ===== */
.firma-listesi {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.firma-card {
  background: white;
  border: 1px solid var(--border-soft);
  padding: 2rem;
  position: relative;
  transition: all 0.3s cubic-bezier(0.2, 0.8, 0.2, 1);
  text-decoration: none;
  color: inherit;
  display: block;
  overflow: hidden;
}

.firma-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

.firma-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 40px -20px rgba(10, 22, 40, 0.2);
  border-color: var(--gold);
}

.firma-card:hover::before {
  transform: scaleX(1);
}

.firma-card .firma-tag {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 1.2rem;
  font-weight: 600;
}

.firma-card h3 {
  font-family: var(--display);
  font-size: 1.55rem;
  font-weight: 500;
  color: var(--navy-deep);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.firma-card .firma-sektor {
  font-size: 0.85rem;
  color: var(--muted);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.firma-card .firma-meta {
  display: flex;
  justify-content: space-between;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-soft);
  font-size: 0.78rem;
  color: var(--muted);
}

.firma-card .firma-meta strong {
  color: var(--navy);
  font-weight: 500;
}

/* Boş durum */
.empty-state {
  text-align: center;
  padding: 5rem 2rem;
  border: 1px dashed var(--border);
  background: rgba(247, 244, 237, 0.4);
}

.empty-state .empty-icon {
  font-family: var(--display);
  font-size: 4rem;
  color: var(--gold);
  font-style: italic;
  margin-bottom: 1rem;
}

.empty-state h2 {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--navy-deep);
  margin-bottom: 0.8rem;
}

.empty-state p {
  color: var(--muted);
  margin-bottom: 2rem;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--navy-deep);
  color: rgba(247, 244, 237, 0.6);
  padding: 1.8rem 0;
  margin-top: auto;
}

.footer-inner {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-brand {
  font-family: var(--display);
  font-size: 1.1rem;
  color: var(--cream);
}
.footer-brand span { color: var(--gold); }

.footer-info {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
}

/* ===== KURULUM SAYFASI ===== */
.install-step {
  padding: 1.5rem;
  border-left: 3px solid var(--gold);
  background: var(--gold-soft);
  margin-bottom: 1.5rem;
}

.install-step h3 {
  font-family: var(--display);
  font-size: 1.3rem;
  color: var(--navy-deep);
  margin-bottom: 0.6rem;
}

.install-step code {
  display: block;
  background: var(--navy-deep);
  color: var(--gold);
  padding: 1rem;
  margin-top: 0.8rem;
  font-family: 'Consolas', 'Monaco', monospace;
  font-size: 0.85rem;
  overflow-x: auto;
  white-space: pre-wrap;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 980px) {
  .topbar-inner { flex-wrap: wrap; gap: 1rem; }
  .topnav { margin-left: 0; order: 3; width: 100%; flex-wrap: wrap; }
  .brand-sub { display: none; }
  .page-header { flex-direction: column; align-items: start; }
  .page-title { font-size: 1.8rem; }
}

@media (max-width: 640px) {
  .container, .topbar-inner, .footer-inner { padding: 0 1rem; }
  .main { padding: 1.5rem 0; }
  .login-card { padding: 2.5rem 1.8rem; }
  .firma-listesi { grid-template-columns: 1fr; }
  .user-menu { gap: 0.6rem; }
  .user-role { display: none; }
}