@import url('https://fonts.googleapis.com/css2?family=Instrument+Sans:ital,wght@0,400;0,500;0,600;0,700;1,400&family=Inter:wght@300;400;500;600;700&display=swap');

/* Rine.studio-Inspired Design System (Refined) */
:root {
  --font-heading: 'Instrument Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Clinical Grayscale Palette */
  --bg-clinical: #F9F9F9;
  --bg-card: #FFFFFF;
  --bg-concrete: #EEEEEE;
  
  --text-dark: #000000;
  --text-slate: #5D5F5F;
  --text-muted: #8E9090;

  /* Sunset Gradient Accents */
  --sunset-start: #FFB59E;
  --sunset-middle: #FD8863;
  --sunset-end: #9F4122;
  --gradient-sunset: linear-gradient(135deg, var(--sunset-start) 0%, var(--sunset-middle) 50%, var(--sunset-end) 100%);
  
  /* Layout and Borders */
  --border-dark: #000000;
  --border-light: #EEEEEE;
  --border-medium: #CCCCCC;
  --radius-bento: 6px;
  
  --shadow-bento: 0 2px 8px rgba(0, 0, 0, 0.02);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  /* Remove bold font weights globally */
  font-weight: 400 !important;
}

body {
  background-color: var(--bg-clinical);
  color: var(--text-dark);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.5;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  letter-spacing: -0.02em;
}

/* Header / Navigation */
header {
  background-color: var(--bg-clinical);
  border-bottom: 1px solid var(--border-dark);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1.25rem 0;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  text-decoration: none;
  color: var(--text-dark);
  letter-spacing: -0.04em;
  display: flex;
  align-items: center;
  text-transform: lowercase;
}

.logo-dot {
  width: 8px;
  height: 8px;
  background: var(--gradient-sunset);
  border-radius: 50%;
  display: inline-block;
  margin-left: 4px;
}

/* Header Search Bar */
.header-search {
  position: relative;
  max-width: 320px;
  width: 100%;
}

.header-search-input {
  width: 100%;
  padding: 0.5rem 1rem 0.5rem 2.25rem;
  background-color: var(--bg-clinical);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-bento);
  font-family: var(--font-body);
  font-size: 0.85rem;
  transition: all 0.2s;
}

.header-search-input:focus {
  outline: none;
  border-color: var(--border-dark);
  background-color: var(--bg-card);
}

.header-search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  color: var(--text-muted);
  pointer-events: none;
}

/* Dropdown Menu styling - Fixed Mouse Leave Gap */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-trigger {
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  color: var(--text-dark);
  padding: 0.5rem 0;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.dropdown-trigger:hover {
  border-color: var(--border-dark);
}

.dropdown-content {
  display: none;
  position: absolute;
  right: 0;
  top: 100%;
  padding-top: 8px; /* Serves as invisible bridge gap. Hover persists when crossing! */
  z-index: 10;
}

.dropdown-menu-list {
  background-color: var(--bg-card);
  min-width: 200px;
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-bento);
  box-shadow: 0 4px 12px rgba(0,0,0,0.05);
  overflow: hidden;
}

.dropdown-menu-list a {
  color: var(--text-dark);
  padding: 0.75rem 1rem;
  text-decoration: none;
  display: block;
  font-size: 0.9rem;
  transition: background-color 0.2s;
}

.dropdown-menu-list a:hover {
  background-color: var(--bg-clinical);
}

.dropdown:hover .dropdown-content {
  display: block;
}

/* Breadcrumbs Styling */
.breadcrumbs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: lowercase;
  margin-bottom: 1.5rem;
}

.breadcrumbs a {
  color: var(--text-slate);
  text-decoration: none;
  transition: color 0.2s;
}

.breadcrumbs a:hover {
  color: var(--text-dark);
}

.breadcrumbs-separator {
  color: var(--text-muted);
}

/* Buttons */
.btn {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-bento);
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: all 0.2s ease-in-out;
}

.btn-black {
  background-color: var(--text-dark);
  color: #fff;
  border: 1px solid var(--border-dark);
}

.btn-black:hover {
  background-color: var(--bg-clinical);
  color: var(--text-dark);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-dark);
  border: 1px solid var(--border-dark);
}

.btn-outline:hover {
  background-color: var(--text-dark);
  color: #fff;
}

/* Bento Grid Architecture */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 1rem;
  margin: 2rem 0;
}

.bento-cell {
  background-color: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-bento);
  padding: 2rem;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: var(--shadow-bento);
  position: relative;
}

.bento-cell:hover {
  border-color: var(--border-dark);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

/* Column Span Utilities */
.col-12 { grid-column: span 12; }
.col-8 { grid-column: span 8; }
.col-6 { grid-column: span 6; }
.col-4 { grid-column: span 4; }
.col-3 { grid-column: span 3; }

@media (max-width: 900px) {
  .bento-cell {
    grid-column: span 12 !important;
  }
}

/* Sunset Accent Glow & Card Features */
.bento-cell-sunset {
  background: var(--gradient-sunset);
  color: #ffffff !important;
  border: 1px solid transparent;
}

.bento-cell-sunset h1, 
.bento-cell-sunset h2, 
.bento-cell-sunset h3, 
.bento-cell-sunset p {
  color: #ffffff !important;
}

.bento-cell-sunset:hover {
  transform: translateY(-2px);
}

/* Clinical Labels & Info */
.clinical-label {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  color: var(--text-slate);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  display: block;
  margin-bottom: 0.75rem;
}

.bento-cell-sunset .clinical-label {
  color: rgba(255, 255, 255, 0.85);
}

/* Completely clean, silent ad-slot cells */
.bento-ad-cell {
  background-color: var(--bg-clinical);
  border: 1px dashed var(--border-medium);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* Input Fields */
.form-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--bg-clinical);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-bento);
  font-family: var(--font-body);
  color: var(--text-dark);
  font-size: 0.95rem;
  transition: all 0.2s;
}

.form-input:focus {
  outline: none;
  border-color: var(--border-dark);
  background-color: var(--bg-card);
}

/* Workspace Layout for Tools */
.workspace-container {
  display: grid;
  grid-template-columns: 300px 1fr;
  min-height: calc(100vh - 75px);
}

.workspace-sidebar {
  border-right: 1px solid var(--border-dark);
  background-color: var(--bg-clinical);
  display: flex;
  flex-direction: column;
}

.workspace-main {
  padding: 3rem 4rem;
  background-color: #FFFFFF;
}

.sidebar-menu {
  list-style: none;
  margin-top: 1.5rem;
}

.sidebar-item {
  margin-bottom: 0.5rem;
}

.sidebar-link {
  display: block;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-bento);
  text-decoration: none;
  color: var(--text-slate);
  font-size: 0.9rem;
  transition: all 0.2s;
}

.sidebar-link:hover, .sidebar-link.active {
  background-color: var(--bg-concrete);
  color: var(--text-dark);
}

.sidebar-link.active {
  border-left: 2px solid var(--text-dark);
  border-radius: 0 var(--radius-bento) var(--radius-bento) 0;
}

@media (max-width: 768px) {
  .workspace-container {
    grid-template-columns: 1fr;
  }
  .workspace-sidebar {
    border-right: none;
    border-bottom: 1px solid var(--border-dark);
  }
}