@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@400;500;600;700&family=Inter:wght@300;400;500&display=swap');

:root {
  --accent: #00c9ff;
  --accent-dim: rgba(0, 201, 255, 0.15);
  --accent-border: rgba(0, 201, 255, 0.3);
  --bg-base: #0d0f14;
  --bg-sidebar: #0a0c10;
  --bg-card: #13161e;
  --bg-card-hover: #181c26;
  --bg-input: #0f1219;
  --border: rgba(255,255,255,0.06);
  --border-hover: rgba(255,255,255,0.12);
  --text-primary: #e8eaf0;
  --text-secondary: #7a8090;
  --text-muted: #4a5060;
  --sidebar-width: 240px;
  --danger: #ff4d6d;
  --success: #00e5a0;
}

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

html, body {
  height: 100%;
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  overflow: hidden;
}

/* ── Layout ── */
#app {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ── */
#sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  z-index: 10;
}

.sidebar-logo {
  padding: 1.5rem 1.25rem 1rem;
  border-bottom: 1px solid var(--border);
}

.sidebar-logo h1 {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.sidebar-logo h1 span { color: var(--accent); }

.sidebar-logo p {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 0.2rem;
}

/* Sidebar Nav */
nav.sidebar-nav {
  padding: 0.75rem 0;
  flex: 1;
}

.nav-section-label {
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.75rem 1.25rem 0.4rem;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 1.25rem;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  transition: color 0.15s, background 0.15s;
  user-select: none;
  border-left: 2px solid transparent;
}

.nav-item:hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.03);
}

.nav-item.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-dim);
}

.nav-item svg {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  opacity: 0.7;
}

.nav-item.active svg { opacity: 1; }

/* Treasure Hunt expand */
.nav-item .chevron {
  margin-left: auto;
  transition: transform 0.2s;
  width: 12px;
  height: 12px;
}

.nav-item.open .chevron { transform: rotate(90deg); }

.nav-submenu {
  display: none;
  flex-direction: column;
  background: rgba(0,0,0,0.2);
  border-left: 1px solid var(--border);
  margin-left: 1.25rem;
}

.nav-submenu.open { display: flex; }

.nav-subitem {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1rem;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.8rem;
  transition: color 0.15s;
  border-left: 2px solid transparent;
  margin-left: -1px;
}

.nav-subitem:hover { color: var(--text-primary); }

.nav-subitem.active {
  color: var(--accent);
  border-left-color: var(--accent);
}

.nav-subitem::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.5;
  flex-shrink: 0;
}

/* Sidebar bottom / user */
.sidebar-user {
  border-top: 1px solid var(--border);
  padding: 0.75rem 1rem;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid var(--accent-border);
  object-fit: cover;
  flex-shrink: 0;
}

.user-avatar-placeholder {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.user-name {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.btn-discord {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0.55rem 0.75rem;
  background: #5865f2;
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s;
  justify-content: center;
}

.btn-discord:hover { background: #4752c4; }

.btn-logout {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.75rem;
  padding: 0.3rem 0.5rem;
  transition: color 0.15s;
  margin-top: 0.4rem;
  display: block;
  width: 100%;
  text-align: left;
}

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

/* ── Main Content ── */
#content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

/* ── Pages ── */
.page { display: none; height: 100%; }
.page.active { display: flex; flex-direction: column; }

/* ── Treasure Hunt Page ── */
#page-treasure {
  align-items: center;
  justify-content: center;
  background: var(--bg-base);
}

.treasure-placeholder {
  text-align: center;
  color: var(--text-muted);
}

.treasure-placeholder svg {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.treasure-placeholder p {
  font-size: 0.85rem;
}

#treasure-image-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

#treasure-image-container img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--border);
}

.treasure-image-label {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--bg-base);
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--accent-border);
  border-radius: 4px;
}

/* ── Weapon Codes Page ── */
#page-weapons {
  flex-direction: column;
}

.weapons-header {
  padding: 1.5rem 2rem 1rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-base);
  position: sticky;
  top: 0;
  z-index: 5;
}

.weapons-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.weapons-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.btn-submit-build {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  transition: opacity 0.15s;
  font-family: 'Inter', sans-serif;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.btn-submit-build:hover { opacity: 0.85; }

/* Search */
.search-row {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

.search-wrap {
  position: relative;
  flex: 1;
}

.search-wrap svg {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 15px;
  height: 15px;
}

.search-input {
  width: 100%;
  padding: 0.55rem 0.75rem 0.55rem 2.25rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: 'Inter', sans-serif;
  transition: border-color 0.15s;
  outline: none;
}

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

/* Filter pills */
.filter-row {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.filter-label {
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-right: 0.25rem;
}

.filter-pill {
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'Inter', sans-serif;
}

.filter-pill:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.filter-pill.active {
  background: var(--accent-dim);
  border-color: var(--accent-border);
  color: var(--accent);
}

.filter-separator {
  width: 1px;
  height: 16px;
  background: var(--border);
}

/* Sort buttons */
.sort-btn {
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'Inter', sans-serif;
}

.sort-btn:hover { color: var(--text-primary); }
.sort-btn.active {
  background: var(--bg-card);
  border-color: var(--border-hover);
  color: var(--text-primary);
}

/* Builds Grid */
.builds-container {
  padding: 1.5rem 2rem;
  flex: 1;
}

.builds-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

/* Build Card */
.build-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  transition: border-color 0.15s, background 0.15s;
  cursor: default;
}

.build-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
}

.build-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.5rem;
}

.build-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.weapon-badge {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid var(--accent-border);
  border-radius: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}

.build-author {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.build-author img {
  width: 18px;
  height: 18px;
  border-radius: 50%;
}

.build-desc {
  font-size: 0.78rem;
  color: var(--text-secondary);
  line-height: 1.5;
  flex: 1;
}

.build-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.build-tag {
  font-size: 0.65rem;
  padding: 0.15rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.build-actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.btn-copy-code {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'Inter', sans-serif;
}

.btn-copy-code:hover {
  border-color: var(--accent-border);
  color: var(--accent);
  background: var(--accent-dim);
}

.btn-copy-code.copied {
  border-color: rgba(0,229,160,0.3);
  color: var(--success);
  background: rgba(0,229,160,0.08);
}

.btn-like {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.5rem 0.6rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'Inter', sans-serif;
}

.btn-like:hover { color: var(--danger); border-color: rgba(255,77,109,0.3); }
.btn-like.liked { color: var(--danger); border-color: rgba(255,77,109,0.3); background: rgba(255,77,109,0.08); }

/* Empty state */
.empty-state {
  grid-column: 1/-1;
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state svg { width: 40px; height: 40px; margin-bottom: 1rem; opacity: 0.3; }

/* ── Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  backdrop-filter: blur(4px);
}

.modal-overlay.hidden { display: none; }

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-hover);
  border-radius: 12px;
  padding: 1.5rem;
  width: 100%;
  max-width: 480px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.modal-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 1.2rem;
  line-height: 1;
  transition: color 0.15s;
}

.modal-close:hover { color: var(--text-primary); }

/* Form */
.form-group { margin-bottom: 1rem; }

.form-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}

.form-label span { color: var(--accent); }

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.55rem 0.75rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.85rem;
  font-family: 'Inter', sans-serif;
  outline: none;
  transition: border-color 0.15s;
}

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

.form-select { cursor: pointer; }
.form-select option { background: var(--bg-card); }
.form-textarea { resize: vertical; min-height: 80px; }

.form-toggle-group {
  display: flex;
  gap: 0.5rem;
}

.form-toggle {
  flex: 1;
  padding: 0.5rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.15s;
  font-family: 'Inter', sans-serif;
  text-align: center;
}

.form-toggle.active {
  background: var(--accent-dim);
  border-color: var(--accent-border);
  color: var(--accent);
}

.btn-submit {
  width: 100%;
  padding: 0.7rem;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Inter', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 0.5rem;
  transition: opacity 0.15s;
}

.btn-submit:hover { opacity: 0.85; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.15); }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-hover);
  border-radius: 8px;
  padding: 0.75rem 1.25rem;
  font-size: 0.82rem;
  color: var(--text-primary);
  z-index: 200;
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success { border-color: rgba(0,229,160,0.3); }
.toast.error { border-color: rgba(255,77,109,0.3); }