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

:root {
  --bg: #183E51;
  --bg-inset: #ebe5d5;
  --surface: #f5f1e6;
  --border: #c9bfa8;
  --text: #1a2f2f;
  --text-muted: #5e7a72;
  --primary: #CCA78A;
  --primary-hover: #b8936f;
  --danger: #c45a50;
  --star: #CCA78A;
  --header-bg: #00132B;
  --header-text: #f5f1e6;
  --radius: 10px;
  --shadow: 0 1px 4px rgba(0,19,43,0.12);
  --shadow-lg: 0 6px 20px rgba(0,19,43,0.18);
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  text-transform: uppercase;
}

input,
select,
button,
.autocomplete-item {
  text-transform: uppercase;
}

textarea,
.review-comment,
.info-notes {
  text-transform: none;
}

.screen { display: none; }
.hidden { display: none !important; }

/* HOME */
#home-screen {
  display: none;
  min-height: 100vh;
  background: var(--header-bg);
}
#home-screen.active { display: flex; align-items: center; justify-content: center; }
#app-screen { display: none; }
#app-screen.active { display: block; }

.home-container { text-align: center; padding: 2rem; }
.home-title {
  font-family: 'Bodoni Moda', serif;
  font-size: 3.2rem;
  font-weight: 400;
  letter-spacing: 6px;
  color: #CCA78A;
  margin-bottom: 0.4rem;
  opacity: 0;
  animation: homeIn 1s ease 0.3s forwards;
}
.home-sub {
  font-size: 0.85rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 3rem;
  opacity: 0;
  animation: homeIn 1s ease 0.6s forwards;
}
@keyframes homeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.home-cards {
  display: flex;
  gap: 2rem;
  justify-content: center;
  opacity: 0;
  animation: homeIn 1s ease 0.9s forwards;
}
.home-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 2.5rem 2rem;
  width: 260px;
  cursor: pointer;
  transition: all 0.4s;
  position: relative;
  text-align: center;
}
.home-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(204,167,138,0.3);
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}
.home-card-icon {
  height: 64px;
  width: auto;
  color: rgba(255,255,255,0.35);
  margin-bottom: 1.5rem;
  transition: color 0.4s;
}
.home-card:hover .home-card-icon { color: var(--star); }
.home-card h2 {
  font-family: 'Bodoni Moda', serif;
  font-size: 1.1rem;
  font-weight: 400;
  color: #fff;
  letter-spacing: 6px;
  margin-bottom: 0.5rem;
}
.home-card p {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.5;
}
.home-card-arrow {
  position: absolute;
  bottom: 1rem;
  right: 1.2rem;
  font-size: 1.2rem;
  color: rgba(255,255,255,0.15);
  transition: all 0.3s;
}
.home-card:hover .home-card-arrow { color: var(--star); transform: translateX(4px); }

/* LOGIN */
#login-screen {
  display: none;
  min-height: 100vh;
  background: var(--header-bg);
}
#login-screen.active { display: grid; place-items: center; }

.login-card {
  background: var(--surface);
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
  width: 100%;
  max-width: 360px;
  border: 1px solid var(--border);
  text-align: center;
}
.login-title {
  font-family: 'Bodoni Moda', serif;
  font-size: 2.4rem;
  font-weight: 400;
  color: var(--header-bg);
  letter-spacing: 6px;
  margin-bottom: 0.2rem;
}
.login-sub {
  color: var(--text-muted);
  font-size: 0.75rem;
  margin-bottom: 2rem;
  letter-spacing: 2px;
}
.login-field {
  text-align: left;
  margin-bottom: 0.75rem;
}
.login-field label {
  display: block;
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}
.login-field input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  background: var(--bg-inset);
  color: var(--text);
  transition: border-color 0.3s;
}
.login-field input:focus { border-color: var(--primary); }
#login-form .btn-primary { margin-top: 0.75rem; }
.error { color: var(--danger); font-size: 0.8rem; margin-top: 0.5rem; }

/* BUTTONS */
.btn-primary {
  width: 100%;
  padding: 0.7rem;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 400;
  font-family: inherit;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s;
}
.btn-primary:hover {
  background: var(--primary-hover);
  box-shadow: 0 4px 16px rgba(204,167,138,0.30);
  transform: translateY(-1px);
}
.btn-ghost {
  background: none;
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-size: 0.8rem;
  font-family: inherit;
  cursor: pointer;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  transition: all 0.3s;
}
.btn-ghost:hover { background: rgba(204,167,138,0.1); border-color: var(--primary); color: var(--primary); }
.btn-danger-ghost {
  background: none;
  border: 1px solid var(--danger);
  padding: 0.5rem 1rem;
  border-radius: 30px;
  font-size: 0.8rem;
  font-family: inherit;
  cursor: pointer;
  color: var(--danger);
  transition: all 0.3s;
}
.btn-danger-ghost:hover { background: rgba(196,90,80,0.08); }
.btn-small {
  padding: 0.4rem 0.9rem;
  font-size: 0.75rem;
  font-family: inherit;
  background: var(--primary);
  color: #fff;
  border: none;
  border-radius: 30px;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.3s;
}
.btn-small:hover { background: var(--primary-hover); }
.btn-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
  line-height: 1;
}

/* HEADER */
#app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  background: var(--header-bg);
  border-bottom: none;
  position: sticky;
  top: 0;
  z-index: 10;
}
#header-title {
  font-family: 'Bodoni Moda', 'Playfair Display', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0;
  color: #fff;
  display: inline-flex;
  gap: 3px;
  perspective: 800px;
}
#header-title .flip-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.1em;
  height: 1.8em;
  background: #001a38;
  border-radius: 3px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.05);
  opacity: 0;
  transform: rotateX(-180deg);
  animation: flipIn 0.5s cubic-bezier(0.4,0.0,0.2,1) forwards;
  border-top: 1px solid rgba(255,255,255,0.08);
  border-bottom: 1px solid rgba(0,0,0,0.3);
}
#header-title .flip-letter.space {
  background: none;
  box-shadow: none;
  border: none;
  min-width: 0.5em;
  opacity: 1;
  transform: none;
  animation: none;
}
@keyframes flipIn {
  0% { opacity: 0; transform: rotateX(-180deg); }
  50% { opacity: 1; }
  75% { transform: rotateX(15deg); }
  100% { opacity: 1; transform: rotateX(0deg); }
}
.header-left { display: flex; align-items: center; gap: 1.5rem; }
.header-icons { display: flex; align-items: center; gap: 1.2rem; opacity: 0; animation: iconsIn 0.8s ease 2s forwards; }
.header-icon { height: 24px; width: auto; color: rgba(204,167,138,0.35); }
@keyframes iconsIn { to { opacity: 1; } }
.icon-plane {
  animation: iconsIn 0.8s ease 2s forwards, planeCycle 5s ease-in-out 2.5s infinite;
}
@keyframes planeCycle {
  0% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
  20% { transform: translate(14px, -12px) rotate(-15deg); opacity: 0.6; }
  35% { transform: translate(28px, -24px) rotate(-20deg); opacity: 0; }
  36% { transform: translate(-28px, 20px) rotate(10deg); opacity: 0; }
  55% { transform: translate(-14px, 10px) rotate(5deg); opacity: 0.6; }
  75% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
  100% { transform: translate(0, 0) rotate(0deg); opacity: 1; }
}
.icon-ship {
  animation: iconsIn 0.8s ease 2s forwards, shipRock 4s ease-in-out 2.8s infinite;
}
@keyframes shipRock {
  0% { transform: translateY(0) rotate(0deg); }
  25% { transform: translateY(-2px) rotate(2deg); }
  75% { transform: translateY(1px) rotate(-2deg); }
  100% { transform: translateY(0) rotate(0deg); }
}
.icon-train {
  animation: iconsIn 0.8s ease 2s forwards, trainRoll 2s linear 3s infinite;
}
@keyframes trainRoll {
  0% { transform: translateX(0); }
  25% { transform: translateX(3px); }
  50% { transform: translateX(0); }
  75% { transform: translateX(-3px); }
  100% { transform: translateX(0); }
}
.header-right { display: flex; align-items: center; gap: 1rem; }
.header-right .btn-ghost { color: rgba(204,167,138,0.7); border-color: rgba(204,167,138,0.2); }
.header-right .btn-ghost:hover { background: rgba(204,167,138,0.15); color: #f5f1e6; border-color: rgba(204,167,138,0.4); }
#user-name { font-size: 0.8rem; color: rgba(204,167,138,0.7); letter-spacing: 0.5px; }
#btn-logout { color: rgba(196,90,80,0.7); border-color: rgba(196,90,80,0.25); }
#btn-logout:hover { background: rgba(196,90,80,0.15); color: #f5f1e6; border-color: rgba(196,90,80,0.4); }

/* APP LAYOUT */
#app-layout {
  display: flex;
  min-height: calc(100vh - 70px);
}

/* SIDEBAR */
#sidebar {
  width: 240px;
  min-width: 240px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: rgba(0,19,43,0.25);
  border-right: 1px solid rgba(255,255,255,0.06);
}
#search-input, #filter-category, #filter-used {
  width: 100%;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border);
  border-radius: 30px;
  font-size: 0.8rem;
  font-family: inherit;
  background: var(--surface);
  outline: none;
  color: var(--text);
  transition: border-color 0.3s;
}
#search-input:focus, #filter-category:focus, #filter-used:focus { border-color: var(--primary); }
#sidebar .btn-primary { width: 100%; padding: 0.6rem 1rem; margin-top: 0.5rem; }

/* SUMMARY BAR */
#summary-bar {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* MAIN CONTENT */
#main-content {
  flex: 1;
  padding: 1.25rem 2rem;
  overflow-y: auto;
}
.summary-item { display: flex; align-items: baseline; gap: 0.4rem; }
.summary-num { font-size: 1.1rem; font-weight: 500; color: var(--primary); }
.summary-label { font-size: 0.7rem; color: rgba(245,241,230,0.55); letter-spacing: 0.3px; }

/* SUPPLIER LIST */
#supplier-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.supplier-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
  cursor: pointer;
  transition: all 0.3s;
}
.supplier-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
  transform: translateY(-2px);
}
.card-top { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 0.5rem; }
.card-name { font-weight: 500; font-size: 0.95rem; }
.card-rating { color: var(--star); font-size: 0.85rem; white-space: nowrap; }
.card-category {
  display: inline-block;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 500;
  color: #a8886a;
  background: rgba(204,167,138,0.15);
  padding: 0.2rem 0.6rem;
  border-radius: 20px;
  margin-bottom: 0.5rem;
}
.card-location { font-size: 0.8rem; color: var(--text-muted); margin-bottom: 0.2rem; }
.card-price { font-size: 0.8rem; color: var(--text-muted); }
.card-last-review {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-style: italic;
  text-transform: none;
  margin-top: 0.5rem;
  line-height: 1.4;
}
.card-meta {
  font-size: 0.7rem;
  color: var(--text-muted);
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  letter-spacing: 0.3px;
}

/* EMPTY STATE */
#empty-state { text-align: center; padding: 5rem 2rem; color: rgba(245,241,230,0.5); }
#empty-state p { font-size: 0.9rem; margin-bottom: 1.5rem; }
#empty-state .btn-primary { width: auto; display: inline-block; padding: 0.7rem 2rem; }

/* MODAL */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,19,43,0.5);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
  z-index: 100;
  padding: 1rem;
}
.modal.hidden { display: none; }
.modal-content {
  background: var(--surface);
  border-radius: 16px;
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.75rem;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
}
.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.modal-header h2 { font-size: 1.05rem; font-weight: 500; letter-spacing: 0.5px; }

.form-row { display: flex; gap: 1rem; margin-bottom: 1rem; }
.form-group { flex: 1; }
.form-group.full { flex: 2; }
.form-group label {
  display: block;
  font-size: 0.7rem;
  font-weight: 500;
  margin-bottom: 0.35rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.form-group.full:has(.toggle-label) { overflow: visible; }
.form-group input:not([type="checkbox"]),
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-family: inherit;
  outline: none;
  background: var(--bg-inset);
  color: var(--text);
  transition: border-color 0.3s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--primary); }
/* TOGGLE */
.form-group label.toggle-label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--text);
  padding: 0.5rem 0;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 400;
  margin-bottom: 0;
}
.form-group label.toggle-label input { display: none; }
.toggle-switch {
  position: relative;
  width: 40px;
  min-width: 40px;
  height: 22px;
  background: var(--border);
  border-radius: 11px;
  transition: background 0.3s;
}
.toggle-switch::after {
  content: '';
  position: absolute;
  top: 3px;
  left: 3px;
  width: 16px;
  height: 16px;
  background: #fff;
  border-radius: 50%;
  transition: transform 0.3s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.form-group label.toggle-label input:checked + .toggle-switch { background: var(--primary); }
.form-group label.toggle-label input:checked + .toggle-switch::after { transform: translateX(18px); }
.toggle-text { letter-spacing: 0.3px; white-space: nowrap; }

/* USED BADGE */
.badge-used {
  display: inline-block;
  font-size: 0.6rem;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-weight: 500;
}
.badge-used.yes { background: rgba(76,145,100,0.15); color: #4c9164; }
.badge-used.no { background: rgba(160,150,135,0.15); color: #a09687; }

.badge-classe {
  display: inline-block;
  font-size: 0.6rem;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-weight: 500;
}
.badge-economy { background: rgba(100,140,160,0.15); color: #5a8a9e; }
.badge-premium { background: rgba(180,140,60,0.15); color: #a8862a; }
.badge-luxo { background: rgba(160,120,80,0.2); color: #8a6530; }

.badge-money-icon {
  display: inline-block;
  font-size: 0.75em;
  margin-left: 4px;
  letter-spacing: -1px;
}

/* SIMILAR LIST */
.similar-list {
  margin-top: 0.4rem;
  padding: 0.5rem 0.75rem;
  background: rgba(196,90,80,0.06);
  border: 1px solid rgba(196,90,80,0.2);
  border-radius: var(--radius);
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: none;
}
.similar-list .similar-title {
  font-size: 0.68rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--danger);
  margin-bottom: 0.3rem;
}
.similar-list .similar-item {
  padding: 0.2rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.similar-list .similar-item span:first-child { font-weight: 500; color: var(--text); }
.similar-list .similar-item span:last-child { font-size: 0.7rem; }
.similar-list.exact .similar-title { color: var(--danger); }
.similar-list.exact { background: rgba(196,90,80,0.1); border-color: rgba(196,90,80,0.35); }

/* AUTOCOMPLETE */
.autocomplete-wrap { position: relative; }
.autocomplete-wrap input { width: 100%; }
.autocomplete-list {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  max-height: 180px;
  overflow-y: auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  z-index: 200;
  box-shadow: var(--shadow-lg);
}
.autocomplete-list.open { display: block; }
.autocomplete-item {
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
  cursor: pointer;
  color: var(--text);
  transition: background 0.15s;
}
.autocomplete-item:hover,
.autocomplete-item.active { background: var(--bg-inset); }

.form-actions { display: flex; justify-content: flex-end; gap: 0.75rem; margin-top: 1.5rem; }
.form-actions .btn-primary { width: auto; padding: 0.6rem 1.5rem; }

/* DRAWER */
#drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,19,43,0.4);
  backdrop-filter: blur(2px);
  z-index: 50;
}
#drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 460px;
  max-width: 100vw;
  height: 100vh;
  background: var(--surface);
  border-left: 1px solid var(--border);
  box-shadow: -6px 0 24px rgba(0,19,43,0.15);
  z-index: 51;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
}
.drawer-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: var(--surface);
}
.drawer-header h2 { flex: 1; font-size: 1rem; font-weight: 500; }
.drawer-actions { display: flex; gap: 0.5rem; }
.btn-back {
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  padding: 0.25rem;
  color: var(--text-muted);
}
#drawer-body { padding: 1.5rem; flex: 1; }

#drawer-info { margin-bottom: 1.5rem; }
.info-row { display: flex; gap: 0.5rem; margin-bottom: 0.5rem; font-size: 0.85rem; }
.info-label { font-weight: 500; color: var(--text-muted); min-width: 90px; font-size: 0.8rem; }
.info-notes {
  margin-top: 1rem;
  padding: 0.85rem;
  background: var(--bg-inset);
  border-radius: var(--radius);
  font-size: 0.85rem;
  line-height: 1.6;
  border: 1px solid var(--border);
}

.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.75rem; }
.section-header h3 {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
}
#drawer-reviews-section, #drawer-links-section { margin-top: 1.5rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }

/* Review form */
#review-form-inline, #link-form-inline {
  background: var(--bg-inset);
  padding: 0.85rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border: 1px solid var(--border);
}
#link-form-inline { flex-direction: row; flex-wrap: wrap; }
#link-form-inline input, #link-form-inline select {
  flex: 1;
  min-width: 100px;
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-family: inherit;
  background: var(--surface);
}
#review-comment {
  padding: 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
  font-family: inherit;
  resize: vertical;
  background: var(--surface);
}

.star-input span {
  font-size: 1.5rem;
  color: var(--border);
  cursor: pointer;
  transition: color 0.2s;
}
.star-input span.active { color: var(--star); }

/* Review cards */
.review-card {
  background: var(--bg-inset);
  padding: 0.85rem;
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
  border: 1px solid var(--border);
}
.review-top { display: flex; justify-content: space-between; font-size: 0.8rem; }
.review-stars { color: var(--star); }
.review-author { color: var(--text-muted); font-size: 0.75rem; }
.review-comment { font-size: 0.85rem; margin-top: 0.4rem; line-height: 1.5; }

/* Link items */
.link-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0;
  font-size: 0.85rem;
}
.link-item a { color: var(--primary-hover); text-decoration: none; }
.link-item a:hover { text-decoration: underline; }
.link-type-badge {
  font-size: 0.6rem;
  padding: 0.15rem 0.5rem;
  border-radius: 20px;
  background: rgba(204,167,138,0.12);
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  #app-layout { flex-direction: column; }
  #sidebar {
    width: 100%;
    min-width: 0;
    flex-direction: row;
    flex-wrap: wrap;
    padding: 1rem;
    gap: 0.5rem;
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  #sidebar .btn-primary { width: auto; flex: 1; }
  #search-input, #filter-category, #filter-used { flex: 1; min-width: 120px; }
  #summary-bar { flex-direction: row; gap: 1.5rem; margin-top: 0; padding-top: 0; border-top: none; width: 100%; }
  #main-content { padding: 1rem; }
  #supplier-list { grid-template-columns: 1fr; }
  #app-header { padding: 1rem; }
  #drawer { width: 100vw; }
  .form-row { flex-direction: column; gap: 0.5rem; }
}