/* ============================================
   PRIMEARTIFACT — Design System
   Style: Glassmorphism + Liquid Glass
   Palette: Professional, muted, restrained
   ============================================ */

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

/* ============================================
   CSS VARIABLES — THEMING
   ============================================ */
:root {
  /* --- Base Colors (Light Mode) --- */
  --bg-primary: #f4f5f7;
  --bg-secondary: #edeef1;
  --bg-page: #f8f9fb;

  /* --- Glass Panel --- */
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-bg-hover: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(255, 255, 255, 0.6);
  --glass-border-edge: rgba(200, 205, 215, 0.35);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
  --glass-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.08);
  --glass-blur: 16px;
  --glass-refraction: rgba(255, 255, 255, 0.15);

  /* --- Text --- */
  --text-primary: #1a1d23;
  --text-secondary: #5a5f6d;
  --text-tertiary: #8b909e;
  --text-inverse: #ffffff;

  /* --- Accent (very subtle, professional) --- */
  --accent: #4a6fa5;
  --accent-soft: rgba(74, 111, 165, 0.08);
  --accent-border: rgba(74, 111, 165, 0.2);
  --accent-hover: #3d5f8f;

  /* --- Functional --- */
  --success: #3a8a6a;
  --warning: #b8860b;
  --error: #c0392b;
  --info: #4a6fa5;

  /* --- Borders & Dividers --- */
  --border-light: rgba(0, 0, 0, 0.06);
  --border-medium: rgba(0, 0, 0, 0.1);
  --divider: rgba(0, 0, 0, 0.05);

  /* --- Spacing --- */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* --- Border Radius --- */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 50%;

  /* --- Transitions --- */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* --- Font --- */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;

  /* --- Navbar --- */
  --navbar-height: 64px;

  /* --- Dropdown (solid, opaque) --- */
  --dropdown-bg: #ffffff;
  --dropdown-border: rgba(0, 0, 0, 0.1);
  --dropdown-shadow: 0 20px 60px rgba(0, 0, 0, 0.12), 0 4px 16px rgba(0, 0, 0, 0.06);
  --dropdown-hover: rgba(74, 111, 165, 0.06);
  --dropdown-divider: rgba(0, 0, 0, 0.07);

  /* --- Background blobs for liquid glass effect --- */
  --blob-1: rgba(74, 111, 165, 0.06);
  --blob-2: rgba(100, 130, 170, 0.05);
  --blob-3: rgba(140, 155, 180, 0.04);
}

/* ============================================
   DARK MODE
   ============================================ */
[data-theme="dark"] {
  color-scheme: dark;
  --bg-primary: #0f1117;
  --bg-secondary: #161820;
  --bg-page: #0b0d12;

  --glass-bg: rgba(25, 28, 38, 0.6);
  --glass-bg-hover: rgba(30, 34, 45, 0.75);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-edge: rgba(255, 255, 255, 0.05);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --glass-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
  --glass-refraction: rgba(255, 255, 255, 0.03);

  --text-primary: #e4e6eb;
  --text-secondary: #9ba1b0;
  --text-tertiary: #6b7080;
  --text-inverse: #0f1117;

  --accent: #6b8fc4;
  --accent-soft: rgba(107, 143, 196, 0.1);
  --accent-border: rgba(107, 143, 196, 0.2);
  --accent-hover: #7da0d0;

  --border-light: rgba(255, 255, 255, 0.05);
  --border-medium: rgba(255, 255, 255, 0.08);
  --divider: rgba(255, 255, 255, 0.04);

  /* --- Dropdown (solid, opaque — dark) --- */
  --dropdown-bg: #1c1f2a;
  --dropdown-border: rgba(255, 255, 255, 0.1);
  --dropdown-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 4px 16px rgba(0, 0, 0, 0.3);
  --dropdown-hover: rgba(107, 143, 196, 0.1);
  --dropdown-divider: rgba(255, 255, 255, 0.06);

  --blob-1: rgba(74, 111, 165, 0.08);
  --blob-2: rgba(90, 120, 160, 0.06);
  --blob-3: rgba(60, 90, 140, 0.05);
}

/* ============================================
   RESET & BASE
   ============================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: 15px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-page);
  min-height: 100vh;
  transition: background-color var(--transition-slow), color var(--transition-slow);
  overflow-x: hidden;
}

/* --- Liquid Glass Background Blobs --- */
body::before,
body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  pointer-events: none;
  transition: background var(--transition-slow);
}

body::before {
  width: 500px;
  height: 500px;
  background: var(--blob-1);
  top: -100px;
  right: -100px;
}

body::after {
  width: 400px;
  height: 400px;
  background: var(--blob-2);
  bottom: 10%;
  left: -80px;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

img {
  max-width: 100%;
  display: block;
}

/* ============================================
   GLASS PANEL — Core Component
   ============================================ */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  position: relative;
  transition:
    background var(--transition-base),
    border-color var(--transition-base),
    box-shadow var(--transition-base);
}

.glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
      transparent 0%,
      var(--glass-refraction) 20%,
      rgba(255, 255, 255, 0.3) 50%,
      var(--glass-refraction) 80%,
      transparent 100%);
  z-index: 1;
  pointer-events: none;
  border-radius: inherit;
}

.glass:hover {
  background: var(--glass-bg-hover);
  box-shadow: var(--glass-shadow-lg);
}

.glass--static:hover {
  background: var(--glass-bg);
  box-shadow: var(--glass-shadow);
}

/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-xl);
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border-edge);
  transition: background var(--transition-slow), border-color var(--transition-slow);
}

/* top edge refraction */
.navbar::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
      transparent,
      var(--glass-refraction) 30%,
      rgba(255, 255, 255, 0.2) 50%,
      var(--glass-refraction) 70%,
      transparent);
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  text-decoration: none;
}

.navbar__brand-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 14px;
  font-weight: 700;
}

.navbar__nav {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
}

.navbar__link {
  display: flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.navbar__link:hover,
.navbar__link--active {
  color: var(--text-primary);
  background: var(--accent-soft);
}

/* --- Navbar Dropdown --- */
.navbar__dropdown {
  position: relative;
}

.navbar__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-family);
}

.navbar__dropdown-toggle:hover,
.navbar__dropdown--open .navbar__dropdown-toggle {
  color: var(--text-primary);
  background: var(--accent-soft);
}

.navbar__dropdown-chevron {
  font-size: 0.6rem;
  transition: transform var(--transition-fast);
  display: inline-block;
}

.navbar__dropdown--open .navbar__dropdown-chevron {
  transform: rotate(180deg);
}

.navbar__dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 580px;
  background: var(--dropdown-bg);
  border: 1px solid var(--dropdown-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--dropdown-shadow);
  padding: var(--space-lg);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  z-index: 1001;
}

/* Subtle top-edge highlight for depth */
.navbar__dropdown-menu::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg,
      transparent 0%,
      var(--dropdown-border) 30%,
      var(--dropdown-border) 70%,
      transparent 100%);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  pointer-events: none;
}

.navbar__dropdown--open .navbar__dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.navbar__dropdown-category {
  padding: var(--space-sm);
}

.navbar__dropdown-category-title {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-sm);
  padding-bottom: var(--space-xs);
  border-bottom: 1px solid var(--dropdown-divider);
}

.navbar__dropdown-tool {
  display: block;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--transition-fast);
  margin-bottom: 2px;
}

.navbar__dropdown-tool:hover {
  background: var(--dropdown-hover);
}

.navbar__dropdown-tool-name {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-primary);
  display: block;
}

.navbar__dropdown-tool-desc {
  font-size: 0.72rem;
  color: var(--text-tertiary);
  display: block;
  line-height: 1.4;
}

/* Dropdown backdrop for click-outside-to-close */
.navbar__dropdown-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 999;
  display: none;
}

.navbar__dropdown--open .navbar__dropdown-backdrop {
  display: block;
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

/* --- Theme Toggle Switch --- */
.theme-toggle {
  position: relative;
  width: 44px;
  height: 24px;
  border-radius: 12px;
  background: var(--border-medium);
  border: 1px solid var(--glass-border-edge);
  cursor: pointer;
  transition: background var(--transition-base);
  display: flex;
  align-items: center;
}

.theme-toggle::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--text-primary);
  top: 2px;
  left: 3px;
  transition: transform var(--transition-base), background var(--transition-base);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] .theme-toggle::after {
  transform: translateX(19px);
}

.theme-toggle__icon {
  position: absolute;
  font-size: 11px;
  transition: opacity var(--transition-fast);
}

.theme-toggle__icon--sun {
  right: 5px;
  opacity: 1;
}

.theme-toggle__icon--moon {
  left: 5px;
  opacity: 0;
}

[data-theme="dark"] .theme-toggle__icon--sun {
  opacity: 0;
}

[data-theme="dark"] .theme-toggle__icon--moon {
  opacity: 1;
}

/* --- Mobile Menu Toggle --- */
.navbar__menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.3rem;
  cursor: pointer;
  padding: 4px;
}

/* ============================================
   CUSTOM FORM CONTROLS (Select, Checkbox, Input)
   ============================================ */
.ctrl-group {
  display: flex;
  flex-direction: column;
}

.ctrl-label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  margin-bottom: 8px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ctrl-input {
  appearance: none;
  -webkit-appearance: none;
  padding: 10px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
  outline: none;
}

.ctrl-input:hover {
  border-color: rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.03);
}

.ctrl-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(138, 180, 248, 0.15);
}

.ctrl-select {
  padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='rgba(255,255,255,0.6)'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 16px;
  cursor: pointer;
  user-select: none;
}

.ctrl-select option {
  background: var(--bg-primary);
  color: var(--text-primary);
}

.custom-select-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--dropdown-bg, var(--glass-bg));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
  z-index: 100;
  backdrop-filter: blur(16px);
  box-shadow: var(--dropdown-shadow, 0 8px 32px rgba(0, 0, 0, 0.3));
}

.custom-select-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.custom-select-item {
  padding: 10px 16px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: left;
}

.custom-select-item:hover,
.custom-select-item.active {
  background: var(--dropdown-hover, var(--accent-soft));
  color: var(--text-primary);
}

.custom-select-btn.open {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(138, 180, 248, 0.15);
}

/* Remove spin buttons from numeric inputs */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

input[type="number"] {
  -moz-appearance: textfield;
  appearance: textfield;
}

/* Custom Checkbox */
.ctrl-checkbox-wrapper {
  display: flex;
  align-items: center;
  cursor: pointer;
  user-select: none;
}

.ctrl-checkbox-input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

.ctrl-checkbox-box {
  width: 22px;
  height: 22px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 6px;
  margin-right: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
}

.ctrl-checkbox-input:checked~.ctrl-checkbox-box {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 2px 8px rgba(138, 180, 248, 0.3);
}

.ctrl-checkbox-box::after {
  content: "";
  width: 5px;
  height: 10px;
  border: solid white;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) scale(0);
  transition: transform 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
  margin-top: -2px;
}

.ctrl-checkbox-input:checked~.ctrl-checkbox-box::after {
  transform: rotate(45deg) scale(1);
}

.ctrl-checkbox-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--transition-fast);
}

.ctrl-checkbox-wrapper:hover .ctrl-checkbox-text {
  color: var(--text-primary);
}

.ctrl-checkbox-wrapper:hover .ctrl-checkbox-box {
  border-color: rgba(255, 255, 255, 0.3);
}

/* Premium Date Input Enhancement */
.date-input-wrapper {
  position: relative;
  display: inline-block;
  width: 100%;
  max-width: 340px;
}

.date-input-wrapper::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: linear-gradient(135deg, var(--accent) 0%, rgba(107, 143, 196, 0.3) 40%, transparent 60%, rgba(255, 255, 255, 0.08) 100%);
  border-radius: calc(var(--radius-md) + 2px);
  z-index: -1;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.date-input-wrapper:hover::before {
  opacity: 0.4;
}

.date-input-wrapper:focus-within::before {
  opacity: 0.7;
}

.premium-date-input {
  width: 100%;
  padding: 14px 20px;
  font-family: var(--font-family);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  color-scheme: light;
  background: var(--glass-bg);
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-md);
  outline: none;
  transition: all var(--transition-base);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02), var(--glass-shadow);
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
}

[data-theme="dark"] .premium-date-input {
  color-scheme: dark;
}

.premium-date-input:hover {
  background: var(--glass-bg-hover);
  border-color: var(--accent-border);
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.02), var(--glass-shadow-lg);
  transform: translateY(-1px);
}

.premium-date-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft), 0 0 20px rgba(107, 143, 196, 0.12);
  transform: translateY(0);
}

.premium-date-input::-webkit-calendar-picker-indicator {
  cursor: pointer;
  opacity: 0.6;
  padding: 6px;
  border-radius: var(--radius-sm);
  background-color: transparent;
  transition: all var(--transition-fast);
}

[data-theme="dark"] .premium-date-input::-webkit-calendar-picker-indicator {
  filter: invert(0.8) sepia(0.1) hue-rotate(180deg);
}

.premium-date-input:hover::-webkit-calendar-picker-indicator {
  opacity: 1;
  background-color: var(--accent-soft);
}

/* ============================================
   PAGE LAYOUT
   ============================================ */
.page {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding-top: calc(var(--navbar-height) + var(--space-xl));
  padding-bottom: var(--space-3xl);
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.container--wide {
  max-width: 1100px;
}

/* ============================================
   PAGE HEADER
   ============================================ */
.page-header {
  margin-bottom: var(--space-xl);
}

.page-header__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  margin-bottom: var(--space-md);
}

.page-header__breadcrumb a {
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.page-header__breadcrumb-sep {
  font-size: 0.65rem;
  opacity: 0.5;
}

.page-header__title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.page-header__subtitle {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-top: var(--space-xs);
  font-weight: 400;
}

/* ============================================
   STATS CARDS
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.stat-card {
  padding: var(--space-lg);
  text-align: center;
}

.stat-card__value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.stat-card__label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: var(--space-xs);
  font-weight: 500;
}

/* ============================================
   TEXTAREA / INPUT AREA
   ============================================ */
.input-panel {
  padding: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.input-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--divider);
}

.input-panel__title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.input-panel__actions {
  display: flex;
  gap: var(--space-sm);
}

.textarea {
  width: 100%;
  min-height: 220px;
  padding: var(--space-md);
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: 0.95rem;
  line-height: 1.7;
  resize: vertical;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.textarea::placeholder {
  color: var(--text-tertiary);
}

.textarea:focus {
  border-color: var(--accent-border);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border-light);
  background: var(--glass-bg);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:hover {
  background: var(--glass-bg-hover);
  color: var(--text-primary);
  border-color: var(--border-medium);
}

.btn--accent {
  background: var(--accent);
  color: var(--text-inverse);
  border-color: var(--accent);
}

.btn--accent:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--text-inverse);
}

.btn--small {
  padding: 4px 10px;
  font-size: 0.75rem;
}

/* ============================================
   DETAILS / EXTRA STATS TABLE
   ============================================ */
.details-panel {
  padding: var(--space-lg);
}

.details-panel__title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--divider);
}

.details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm) var(--space-xl);
}

.detail-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) 0;
}

.detail-row__label {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.detail-row__value {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: relative;
  z-index: 1;
  padding: var(--space-xl) 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  border-top: 1px solid var(--divider);
}

.footer a {
  color: var(--text-secondary);
}

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

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */
@media (max-width: 768px) {
  :root {
    --navbar-height: 56px;
  }

  body::before {
    width: 300px;
    height: 300px;
    top: -60px;
    right: -80px;
  }

  body::after {
    width: 250px;
    height: 250px;
  }

  .container {
    padding: 0 var(--space-md);
  }

  .page {
    padding-top: calc(var(--navbar-height) + var(--space-lg));
  }

  /* Navbar mobile */
  .navbar {
    padding: 0 var(--space-md);
  }

  .navbar__nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--dropdown-bg);
    border-bottom: 1px solid var(--dropdown-border);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-md);
    gap: var(--space-xs);
    transform: none;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    max-height: calc(100vh - var(--navbar-height));
    overflow-y: auto;
    transition: opacity var(--transition-base), visibility var(--transition-base);
  }

  .navbar__nav--open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .navbar__menu-btn {
    display: block;
  }

  .navbar__link {
    width: 100%;
    padding: 12px 14px;
    justify-content: flex-start;
  }

  /* Dropdown mobile */
  .navbar__dropdown {
    width: 100%;
  }

  .navbar__dropdown-toggle {
    width: 100%;
    padding: 12px 14px;
    justify-content: space-between;
  }

  .navbar__dropdown-menu {
    position: static;
    transform: none;
    min-width: unset;
    width: 100%;
    grid-template-columns: 1fr;
    padding: var(--space-sm) var(--space-md);
    border: none;
    border-radius: var(--radius-sm);
    box-shadow: none;
    background: var(--dropdown-hover);
    backdrop-filter: none;
    margin-top: var(--space-xs);
    max-height: 0;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transition: max-height var(--transition-base), opacity var(--transition-base), padding var(--transition-base);
    padding-top: 0;
    padding-bottom: 0;
  }

  .navbar__dropdown-menu::before {
    display: none;
  }

  .navbar__dropdown--open .navbar__dropdown-menu {
    max-height: 600px;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding: var(--space-sm) var(--space-md);
  }

  .navbar__dropdown-backdrop {
    display: none !important;
  }

  /* Page header */
  .page-header__title {
    font-size: 1.4rem;
  }

  /* Stats */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-sm);
  }

  .stat-card {
    padding: var(--space-md);
  }

  .stat-card__value {
    font-size: 1.4rem;
  }

  /* Input */
  .input-panel {
    padding: var(--space-md);
  }

  .textarea {
    min-height: 180px;
    font-size: 0.9rem;
  }

  /* Details */
  .details-panel {
    padding: var(--space-md);
  }

  .details-grid {
    grid-template-columns: 1fr;
  }

  .input-panel__header {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
}

@media (max-width: 400px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stat-card__value {
    font-size: 1.2rem;
  }

  .page-header__title {
    font-size: 1.2rem;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.4s var(--transition-slow) forwards;
  opacity: 0;
}

.animate-in:nth-child(1) {
  animation-delay: 0.05s;
}

.animate-in:nth-child(2) {
  animation-delay: 0.1s;
}

.animate-in:nth-child(3) {
  animation-delay: 0.15s;
}

.animate-in:nth-child(4) {
  animation-delay: 0.2s;
}

.animate-in:nth-child(5) {
  animation-delay: 0.25s;
}

.animate-in:nth-child(6) {
  animation-delay: 0.3s;
}

/* --- Selection --- */
::selection {
  background: var(--accent);
  color: white;
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-medium);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

/* ============================================
   INTERACTIVE 3D & DRAG EFFECTS (ADDED)
   ============================================ */
.glass {
  transform-style: preserve-3d;
  will-change: transform;
}

.glass.is-hovered {
  transition: none !important;
  /* Instantly track mouse movement */
  z-index: 50;
  /* Bring hovered cards to the front */
}

.hero-spline-container {
  position: absolute;
  top: -100px;
  right: -50px;
  width: 400px;
  height: 400px;
  z-index: 0;
  pointer-events: auto;
  /* Allows user to click and drag the 3D object */
}

@media (max-width: 768px) {
  .hero-spline-container {
    display: none;
    /* Hide 3D object on small mobile to save space/performance */
  }
}