:root {
  --brand-color: #4A2C24;
  --accent-color: #F59E0B;
  --surface: #FFF7ED;
  --surface-soft: #F3F4F6;
  --surface-strong: #F9E9D8;
  --bg: #F3F4F6;
  --text: #2B211F;
  --muted: #8B5E3C;
  --navbar-bg: rgba(255, 247, 237, 0.96);
  --card-border: rgba(74, 44, 36, 0.12);
  --shadow: rgba(74, 44, 36, 0.18);
}
:root[data-theme='dark'] {
  --brand-color: #F59E0B;
  --accent-color: #8B5E3C;
  --surface: #2B211F;
  --surface-soft: #4A2C24;
  --bg: #1E1614;
  --text: #FFF7ED;
  --muted: #D5B08A;
  --navbar-bg: rgba(43, 33, 31, 0.96);
  --card-border: rgba(255, 247, 237, 0.08);
  --shadow: rgba(0, 0, 0, 0.55);
}

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top right, rgba(245, 158, 11, 0.16), transparent 30%), radial-gradient(circle at 18% 80%, rgba(74, 44, 36, 0.08), transparent 18%), linear-gradient(180deg, #FFF7ED 0%, #F3F4F6 55%, #F3F4F6 100%);
  color: var(--text);
  font-family: 'Inter', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

a {
  color: var(--brand-color);
  text-decoration: none;
}

a:hover {
  color: var(--accent-color);
}

.navbar {
  background: var(--navbar-bg);
  border-bottom: 1px solid rgba(74, 44, 36, 0.12);
  box-shadow: 0 18px 50px rgba(74, 44, 36, 0.08);
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  backdrop-filter: blur(10px);
}

.navbar-brand {
  color: var(--brand-color) !important;
  font-weight: 700;
  letter-spacing: 0.05em;
}


.header-left-logo {
  height: 68px;
  width: 120px;
  object-fit: contain;
  margin-right: 10px;
}

@media (max-width: 1200px) {
  .header-left-logo { height: 60px; width: 105px; margin-right: 10px; }
}

@media (max-width: 992px) {
  .header-left-logo { height: 52px; width: 88px; margin-right: 8px; }
}

@media (max-width: 576px) {
  .header-left-logo { height: 42px; width: 72px; margin-right: 6px; }
}

.navbar-nav .nav-link {
  color: var(--text);
  transition: color 0.2s ease, transform 0.2s ease;
  padding: 0.75rem 0.85rem;
  font-size: 1rem;
}

.navbar-nav .nav-link .nav-icon,
.navbar-nav .nav-link {
  color: var(--text);
  transition: color 0.2s ease, transform 0.2s ease;
  padding: 0.75rem 0.85rem;
  font-size: 1rem;
  min-width: 2.8rem;
}

.navbar-nav .nav-link span[aria-hidden="true"],
.navbar-nav .nav-link .nav-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem !important;
  width: 2.3rem;
  height: 2.3rem;
  line-height: 1;
}

.navbar-nav .nav-link span[aria-hidden="true"] {
  margin-right: 0;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--brand-color) !important;
  transform: translateY(-1px);
}

.navbar-nav .nav-link .visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero-section {
  position: relative;
  background: linear-gradient(180deg, rgba(255, 247, 237, 0.98), rgba(243, 244, 246, 0.98));
  border-radius: 2.5rem;
  padding: 3.4rem 2.4rem;
  box-shadow: 0 28px 72px rgba(74, 44, 36, 0.12);
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(245, 158, 11, 0.18), transparent 32%);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  top: 16px;
  right: -40px;
  background: radial-gradient(circle, rgba(74, 44, 36, 0.16), transparent 72%);
  pointer-events: none;
}

.hero-section h1 {
  font-size: clamp(3rem, 4vw, 4.2rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.hero-section p.lead {
  max-width: 700px;
  color: #5e463f;
  font-size: 1.15rem;
  line-height: 1.8;
}

.card {
  background: rgba(255, 247, 237, 0.96);
  border: 1px solid var(--card-border);
  border-radius: 2rem;
  box-shadow: 0 14px 36px var(--shadow);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(255,255,255,0.22), transparent 36%);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 28px 65px rgba(74, 44, 36, 0.14);
}

.feature-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 1rem 1rem;
  min-height: 90px;
  text-align: center;
  width: auto;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(74, 44, 36, 0.09);
}
.feature-icon {
  font-size: 2rem;
  margin: 0;
  line-height: 1;
  color: var(--brand-color);
}

.feature-box p {
  margin: 0;
  font-weight: 600;
  margin-top: 0.25rem; 
}


.logo-spot {
  height: 360px; 
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end; 
  padding-bottom: 6px;
}

@media (max-width: 992px) {
  .logo-spot { height: 280px; }
}


.logo-spot .logo-texts {
  margin-top: -36px;
}

@media (max-width: 992px) {
  .logo-spot .logo-texts { margin-top: -22px; }
}


.logo-spot .logo-texts p {
  margin-top: 12px;
}

@media (max-width: 992px) {
  .logo-spot .logo-texts p { margin-top: 8px; }
}


.btn-primary {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--brand-color), var(--accent-color));
  border: none;
  border-radius: 999px;
  box-shadow: 0 16px 30px rgba(74, 44, 36, 0.18);
  padding: 0.95rem 1.8rem;
  font-weight: 700;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 20%, rgba(255,255,255,0.22), transparent 24%);
  pointer-events: none;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #3f1e18, #f59e0b);
}

.btn-success,
.btn-info,
.btn-warning {
  border-radius: 999px;
}

.feature-icon {
  font-size: 2rem;
  color: var(--brand-color);
}

.form-label {
  font-weight: 600;
}

.form-control,
.form-select {
  border-radius: 1rem;
  border: 1px solid rgba(74, 44, 36, 0.18);
  background: #fff;
  color: var(--text);
  padding: 0.95rem 1rem;
}

.form-control:focus,
.form-select:focus {
  border-color: var(--brand-color);
  box-shadow: 0 0 0 0.2rem rgba(245, 158, 11, 0.18);
}

.auth-panel {
  background: linear-gradient(180deg, rgba(255, 247, 237, 0.98), rgba(243, 244, 246, 0.92));
  border-radius: 2rem;
  border: 1px solid rgba(74, 44, 36, 0.08);
  box-shadow: 0 18px 38px rgba(74, 44, 36, 0.08);
}

.auth-card {
  background: rgba(255, 255, 255, 0.98);
}

.auth-logo {
  display: block;
  margin: 0 auto 1rem;
  max-width: 240px;
  width: auto;
  height: auto;
}


.auth-page .auth-logo {
  max-width: 320px;
}

.feature-box {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: flex-start;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  min-height: 64px;
  text-align: left;
}

.feature-icon {
  font-size: 1.9rem;
  margin: 0 0.5rem 0 0;
  line-height: 1;
}

.feature-box p {
  margin: 0;
  margin-top: 0.1rem;
  font-weight: 600;
}


.feature-pair {
  display: flex;
  gap: 0.5rem;
  align-items: center;
  white-space: nowrap;
}

.btn-brown {
  background: linear-gradient(135deg, var(--brand-color), #8B5E3C);
  color: #fff;
  border: none;
}

.btn-brown:hover {
  background: linear-gradient(135deg, #3f1e18, #b67825);
}

.card img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: cover;
}

@media (max-width: 576px) {
  .hero-section {
    padding: 2rem 1rem;
  }
}

footer {
  background-color: var(--surface);
  border-top: 1px solid rgba(74, 44, 36, 0.10);
}

footer p {
  color: var(--muted);
}

.receipt-card {
  background: #fff;
  border: 1px solid rgba(74, 44, 36, 0.12);
  border-radius: 1.5rem;
  box-shadow: 0 18px 35px rgba(74, 44, 36, 0.08);
}

.receipt-header {
  border-bottom: 1px solid rgba(74, 44, 36, 0.12);
  padding-bottom: 1rem;
}

.receipt-title {
  color: var(--brand-color);
  font-size: 1.75rem;
}

.receipt-logo-img {
  width: 88px;
  height: 88px;
  object-fit: cover;
  border-radius: 1rem;
  border: 1px solid rgba(139, 47, 28, 0.08);
}

.receipt-meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.receipt-info p {
  margin-bottom: 0.3rem;
}

.receipt-table th,
.receipt-table td {
  border-top: none;
  padding: 1rem 0.75rem;
}

.receipt-table tbody tr {
  border-bottom: 1px solid rgba(139, 47, 28, 0.08);
}

#receiptCard {
  display: none;
}

@media print {
 
  body * {
    visibility: hidden;
  }
 
  #receiptModal, #receiptModal *,
  #receiptContent, #receiptContent *,
  .modal-content, .modal-content * {
    visibility: visible;
  }
  
  #receiptModal, #receiptContent, .modal-content {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    padding: 0;
    box-shadow: none !important;
    background: #fff;
  }
  
  #receiptModal .btn, #receiptContent .btn, .modal-content .btn {
    display: none !important;
  }
}

@media (max-width: 576px) {
  .hero-section {
    padding: 2rem 1rem;
  }
}

.hamburger-btn {
  border-radius: 1rem;
  min-width: 52px;
  padding: 0.5rem 0.9rem;
}

.hamburger-icon {
  font-size: 1.2rem;
}

.offcanvas {
  background: var(--surface);
}

.offcanvas .list-group-item-action {
  background: var(--surface-soft);
  color: var(--text);
  border: 1px solid rgba(74, 44, 36, 0.12);
  border-radius: 0.9rem;
  margin-bottom: 0.5rem;
}

.offcanvas .list-group-item-action:hover,
.offcanvas .list-group-item-action:focus {
  background: var(--brand-color);
  color: #fff;
}

#themeToggleBtn {
  border-radius: 1rem;
}

body[data-theme='dark'] {
  background: radial-gradient(circle at top right, rgba(247, 215, 194, 0.1), transparent 34%), radial-gradient(circle at 14% 82%, rgba(255, 255, 255, 0.05), transparent 18%), var(--bg);
}

body[data-theme='dark'] {
  background: radial-gradient(circle at top right, rgba(247, 215, 194, 0.1), transparent 34%), radial-gradient(circle at 14% 82%, rgba(255, 255, 255, 0.05), transparent 18%), var(--bg);
}

body[data-theme='dark'] .navbar,
body[data-theme='dark'] .offcanvas,
body[data-theme='dark'] .card,
body[data-theme='dark'] .auth-panel {
  background: var(--surface-soft);
}

body[data-theme='dark'] .navbar-nav .nav-link,
body[data-theme='dark'] .navbar-brand,
body[data-theme='dark'] .offcanvas .list-group-item-action,
body[data-theme='dark'] .feature-icon,
body[data-theme='dark'] .text-muted,
body[data-theme='dark'] p {
  color: #f3ebe5 !important;
}

body[data-theme='dark'] .btn-dark {
  background: #f3e4d9;
  color: #1f1a17;
  border-color: #f3e4d9;
}

body[data-theme='dark'] .btn-outline-secondary {
  color: #f3ebe5;
  border-color: rgba(255,255,255,0.2);
}

body[data-theme='dark'] .form-control,
body[data-theme='dark'] .form-select {
  background: #2f2420;
  color: var(--text);
  border-color: rgba(255,255,255,0.12);
}

body[data-theme='dark'] .form-control:focus,
body[data-theme='dark'] .form-select:focus {
  box-shadow: 0 0 0 0.2rem rgba(255,255,255,0.12);
}

body[data-theme='dark'] .btn-outline-secondary {
  color: #f3ebe5;
  border-color: rgba(255,255,255,0.2);
}

body[data-theme='dark'] .btn-outline-secondary:hover {
  background: rgba(255,255,255,0.08);
}

body[data-theme='dark'] footer {
  background: #181414;
  border-color: rgba(255,255,255,0.08);
}