/* Pourline — Wholesale Intelligence for Roasters */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --dark: #0D0B08;
  --warm-dark: #1A1612;
  --surface: #231E18;
  --surface-hover: #2D2620;
  --amber: #D4A04A;
  --amber-light: #E8C47A;
  --amber-dim: rgba(212, 160, 74, 0.15);
  --cream: #F5EDE0;
  --text: #C9BDAE;
  --text-muted: #8A7E72;
  --green: #4ADE80;
  --green-dim: rgba(74, 222, 128, 0.12);
  --orange: #FB923C;
  --orange-dim: rgba(251, 146, 60, 0.12);
  --red: #F87171;
  --red-dim: rgba(248, 113, 113, 0.12);
  --blue: #60A5FA;
  --blue-dim: rgba(96, 165, 250, 0.12);
  --radius: 10px;
  --radius-sm: 6px;
  --transition: 0.2s ease;
}

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--dark);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

.page { min-height: 100vh; }

/* ---- TYPOGRAPHY ---- */
h1, h2, h3, h4 {
  font-family: 'Space Grotesk', sans-serif;
  color: var(--cream);
  font-weight: 600;
}

h1 { font-size: 3.2rem; line-height: 1.1; letter-spacing: -1.5px; }
h2 { font-size: 1.6rem; letter-spacing: -0.5px; }
h3 { font-size: 1.1rem; letter-spacing: -0.3px; }

.text-amber { color: var(--amber); }

/* ---- NAV ---- */
nav {
  padding: 28px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 10;
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 22px;
  font-weight: 700;
  color: var(--cream);
  letter-spacing: -0.5px;
}

.logo span { color: var(--amber); }

.nav-tag {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.nav-cta { padding: 10px 24px !important; }

/* ---- BUTTONS ---- */
.btn-primary {
  background: var(--amber);
  color: var(--dark);
  border: none;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -0.2px;
}

.btn-primary:hover {
  background: var(--amber-light);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(212, 160, 74, 0.25);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--surface);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-outline:hover {
  border-color: var(--text-muted);
  color: var(--cream);
}

.btn-sm { padding: 8px 16px !important; font-size: 13px !important; }
.btn-lg { padding: 16px 36px !important; font-size: 16px !important; }

.btn-danger {
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid rgba(248, 113, 113, 0.2);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 500;
  font-size: 13px;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-danger:hover {
  background: rgba(248, 113, 113, 0.2);
}

/* ---- HERO ---- */
.hero {
  padding: 60px 48px 100px;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 80px;
  align-items: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -150px;
  width: 600px;
  height: 600px;
  background: radial-gradient(ellipse, rgba(212, 160, 74, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 24px;
  font-weight: 500;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-top: 24px;
  max-width: 520px;
  line-height: 1.7;
}

.hero-actions {
  margin-top: 40px;
  display: flex;
  align-items: center;
  gap: 20px;
}

.hero-note {
  font-size: 13px;
  color: var(--text-muted);
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stat-card {
  background: var(--surface);
  border: 1px solid rgba(212, 160, 74, 0.08);
  border-radius: var(--radius);
  padding: 24px 28px;
  transition: all var(--transition);
}

.stat-card:hover {
  border-color: rgba(212, 160, 74, 0.2);
  transform: translateX(-4px);
}

.stat-card.alert {
  border-color: rgba(251, 146, 60, 0.3);
  background: linear-gradient(135deg, var(--surface) 0%, rgba(251, 146, 60, 0.05) 100%);
}

.stat-card .stat-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
}

.stat-card .stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--cream);
}

/* ---- FEATURES ---- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 48px 80px;
}

.feature {
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid rgba(212, 160, 74, 0.06);
  background: var(--warm-dark);
  transition: all var(--transition);
}

.feature:hover {
  border-color: rgba(212, 160, 74, 0.15);
  transform: translateY(-2px);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--amber-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--amber);
  margin-bottom: 20px;
}

.feature h3 { margin-bottom: 10px; }

.feature p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.landing-footer {
  text-align: center;
  padding: 40px 48px;
  color: var(--text-muted);
  font-size: 14px;
  border-top: 1px solid rgba(212, 160, 74, 0.06);
}

/* ---- APP NAV ---- */
.app-nav {
  padding: 16px 32px;
  display: flex;
  align-items: center;
  gap: 32px;
  border-bottom: 1px solid rgba(212, 160, 74, 0.08);
  background: var(--warm-dark);
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-tabs {
  display: flex;
  gap: 4px;
  flex: 1;
}

.nav-tab {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.nav-tab:hover { color: var(--text); background: var(--surface); }
.nav-tab.active { color: var(--amber); background: var(--amber-dim); }

/* ---- TABS ---- */
.tab-content { display: none; padding: 32px; max-width: 1200px; margin: 0 auto; }
.tab-content.active { display: block; }

.tab-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.tab-actions {
  display: flex;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

/* ---- STATS ROW ---- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card-dash {
  background: var(--surface);
  border: 1px solid rgba(212, 160, 74, 0.06);
  border-radius: var(--radius);
  padding: 20px;
  transition: all var(--transition);
}

.stat-card-dash:hover { border-color: rgba(212, 160, 74, 0.15); }

.stat-card-dash .stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
}

.stat-value-dash {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--cream);
}

.active-card { border-left: 3px solid var(--green); }
.active-card .stat-value-dash { color: var(--green); }

.risk-card { border-left: 3px solid var(--orange); }
.risk-card .stat-value-dash { color: var(--orange); }

.overdue-card { border-left: 3px solid var(--red); }
.overdue-card .stat-value-dash { color: var(--red); }

/* ---- AI PANEL ---- */
.ai-panel {
  background: linear-gradient(135deg, var(--surface) 0%, rgba(212, 160, 74, 0.05) 100%);
  border: 1px solid rgba(212, 160, 74, 0.2);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin-bottom: 24px;
  animation: slideDown 0.3s ease;
}

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

.ai-panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--amber);
  font-weight: 600;
  margin-bottom: 12px;
  font-size: 14px;
}

.ai-panel-header .close-btn { margin-left: auto; }

.ai-content {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text);
  white-space: pre-wrap;
}

.ai-loading {
  display: inline-flex;
  gap: 4px;
  align-items: center;
}

.ai-loading span {
  width: 6px;
  height: 6px;
  background: var(--amber);
  border-radius: 50%;
  animation: pulse 1.2s ease infinite;
}

.ai-loading span:nth-child(2) { animation-delay: 0.2s; }
.ai-loading span:nth-child(3) { animation-delay: 0.4s; }

@keyframes pulse {
  0%, 100% { opacity: 0.3; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.2); }
}

/* ---- SECTION ---- */
.section {
  margin-bottom: 32px;
}

.section h3 {
  margin-bottom: 16px;
  font-size: 15px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---- ATTENTION LIST ---- */
.attention-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.attention-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--surface);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--orange);
  cursor: pointer;
  transition: all var(--transition);
}

.attention-item:hover { background: var(--surface-hover); }
.attention-item.overdue { border-left-color: var(--red); }

.attention-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.attention-name {
  font-weight: 600;
  color: var(--cream);
  font-size: 14px;
}

.attention-detail {
  font-size: 12px;
  color: var(--text-muted);
}

.attention-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-overdue { background: var(--red-dim); color: var(--red); }
.badge-at-risk { background: var(--orange-dim); color: var(--orange); }
.badge-active { background: var(--green-dim); color: var(--green); }
.badge-new { background: var(--blue-dim); color: var(--blue); }
.badge-muted { background: var(--surface); color: var(--text-muted); }

/* ---- STOCK ADJUSTMENT BUTTONS ---- */
.stock-adj-btn {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(212, 160, 74, 0.15);
  background: var(--surface);
  color: var(--cream);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  line-height: 1;
}

.stock-adj-btn:hover {
  background: var(--amber-dim);
  border-color: var(--amber);
  color: var(--amber);
}

/* ---- TABLE ---- */
.table-wrap { overflow-x: auto; }

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  padding: 12px 16px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  border-bottom: 1px solid rgba(212, 160, 74, 0.08);
  font-weight: 500;
}

td {
  padding: 14px 16px;
  font-size: 14px;
  border-bottom: 1px solid rgba(212, 160, 74, 0.04);
  vertical-align: middle;
}

tr { transition: background var(--transition); }
tr:hover { background: var(--surface); }

.clickable-row { cursor: pointer; }

.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
  font-size: 14px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px dashed rgba(212, 160, 74, 0.1);
}

/* ---- FORMS ---- */
.search-input, .filter-select {
  background: var(--surface);
  border: 1px solid rgba(212, 160, 74, 0.1);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  color: var(--cream);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  transition: border-color var(--transition);
  outline: none;
}

.search-input:focus, .filter-select:focus {
  border-color: var(--amber);
}

.search-input::placeholder { color: var(--text-muted); }

.filter-select option {
  background: var(--warm-dark);
  color: var(--text);
}

/* ---- MODAL ---- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
}

.modal-content {
  background: var(--warm-dark);
  border: 1px solid rgba(212, 160, 74, 0.12);
  border-radius: var(--radius);
  padding: 32px;
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  z-index: 101;
  animation: modalIn 0.2s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 24px;
  cursor: pointer;
  padding: 4px 8px;
  line-height: 1;
  transition: color var(--transition);
}

.close-btn:hover { color: var(--cream); }

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
  font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--surface);
  border: 1px solid rgba(212, 160, 74, 0.1);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--cream);
  font-family: 'DM Sans', sans-serif;
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--amber);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 24px;
  padding-top: 16px;
  border-top: 1px solid rgba(212, 160, 74, 0.06);
}

/* ---- SLIDEOUT ---- */
.slideout {
  position: fixed;
  inset: 0;
  z-index: 80;
}

.slideout-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
}

.slideout-content {
  position: fixed;
  right: 0;
  top: 0;
  bottom: 0;
  width: 560px;
  max-width: 90vw;
  background: var(--warm-dark);
  border-left: 1px solid rgba(212, 160, 74, 0.1);
  overflow-y: auto;
  padding: 32px;
  z-index: 81;
  animation: slideIn 0.25s ease;
}

@keyframes slideIn {
  from { transform: translateX(100%); }
  to { transform: translateX(0); }
}

.slideout-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(212, 160, 74, 0.08);
}

.detail-section {
  margin-bottom: 28px;
}

.detail-section h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.detail-field {
  background: var(--surface);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
}

.detail-field-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.detail-field-value {
  color: var(--cream);
  font-size: 14px;
  margin-top: 4px;
  font-weight: 500;
}

.detail-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.detail-stat {
  background: var(--surface);
  padding: 16px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.detail-stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--cream);
}

.detail-stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.detail-actions {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

/* ---- TOAST ---- */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface);
  border: 1px solid rgba(212, 160, 74, 0.2);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  color: var(--cream);
  font-size: 14px;
  z-index: 200;
  animation: toastIn 0.3s ease, toastOut 0.3s ease 2.7s forwards;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.toast.error { border-color: rgba(248, 113, 113, 0.3); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  from { opacity: 1; }
  to { opacity: 0; }
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
  nav { padding: 20px 24px; }
  .hero {
    grid-template-columns: 1fr;
    padding: 40px 24px 60px;
    gap: 40px;
  }
  h1 { font-size: 2.2rem; }
  .features { grid-template-columns: 1fr; padding: 24px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .tab-content { padding: 20px; }
  .app-nav { padding: 12px 20px; gap: 16px; }
  .tab-header { flex-direction: column; align-items: flex-start; }
  .tab-actions { width: 100%; }
  .form-row { grid-template-columns: 1fr; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-stats { grid-template-columns: repeat(2, 1fr); }
  .nav-tag { display: none; }
}

@media (max-width: 600px) {
  .stats-row { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  h1 { font-size: 1.8rem; }
}

/* ---- CALCULATOR ---- */
.calculator-container {
  max-width: 600px;
  margin: 0 auto;
}

.calculator-intro {
  background: var(--amber-dim);
  border: 1px solid rgba(212, 160, 74, 0.2);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
  color: var(--cream);
  font-size: 15px;
  line-height: 1.6;
}

.calculator-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
}

.calc-section {
  margin-bottom: 20px;
}

.calc-section:last-child {
  margin-bottom: 0;
}

.calc-label {
  display: block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  color: var(--cream);
  font-size: 14px;
  margin-bottom: 8px;
  letter-spacing: -0.2px;
}

.calc-input {
  width: 100%;
  background: var(--warm-dark);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 16px;
  color: var(--cream);
  font-size: 16px; /* Prevents iOS zoom */
  font-family: 'DM Sans', sans-serif;
  transition: all var(--transition);
  min-height: 52px;
}

.calc-input:focus {
  outline: none;
  border-color: var(--amber);
  box-shadow: 0 0 0 3px var(--amber-dim);
}

.calc-input::placeholder {
  color: var(--text-muted);
}

.calc-results {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.calc-result-card {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}

.calc-result-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 500;
  letter-spacing: 0.3px;
  text-transform: uppercase;
}

.calc-result-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--amber);
  letter-spacing: -1px;
}

.calculator-help {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius);
  padding: 20px;
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

.calculator-help p {
  margin-bottom: 12px;
}

.calculator-help p:last-child {
  margin-bottom: 0;
}

.calculator-help strong {
  color: var(--cream);
  font-weight: 600;
}

/* Calculator Mobile Responsive */
@media (max-width: 600px) {
  .calculator-container {
    padding: 0;
  }

  .calculator-card {
    padding: 20px;
  }

  .calc-results {
    grid-template-columns: 1fr;
  }

  .calc-result-value {
    font-size: 32px;
  }

  .calculator-intro {
    padding: 16px;
    font-size: 14px;
  }

  .calculator-help {
    padding: 16px;
    font-size: 13px;
  }
}