:root {
  --gold: #C9A84C; --gold-light: #E8C97A; --gold-dim: #9E7B3D;
  --cream: #F5EDD8; --cream-dim: #D4C9A8;
  --black: #080808; --dark2: #141414; --dark3: #1A1A1A; --text: #C8C0A8;
  --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --glass: rgba(26, 26, 26, 0.6);
  --glass-border: rgba(201, 168, 76, 0.15);
  --sidebar-width: 280px;
  --header-height: 70px;
}

/* Base resets */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { 
  background: var(--black); 
  color: var(--text); 
  font-family: 'Montserrat', sans-serif; 
  font-weight: 300; 
  min-height: 100svh; 
  display: flex; 
  flex-direction: column; 
  overflow-x: hidden; 
  -webkit-font-smoothing: antialiased;
}

/* Grain Effect */
body::after {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 9999; opacity: 0.2;
}

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--dark3); }
::-webkit-scrollbar-thumb { background: rgba(201,168,76,.2); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

h1, h2, h3, h4 { font-family: 'Cormorant Garamond', serif; font-weight: 300; color: var(--cream); letter-spacing: 0.05em; }
.gold-text { color: var(--gold); }

/* Header */
header { 
  background: rgba(8, 8, 8, 0.95); backdrop-filter: blur(20px); 
  border-bottom: 1px solid rgba(201,168,76,.1); padding: 0 30px; 
  display: flex; justify-content: space-between; align-items: center; 
  height: var(--header-height); z-index: 100005; flex-shrink: 0;
}

.logo { 
  font-family: 'Cormorant Garamond', serif; font-size: 1.2rem; color: var(--gold); 
  text-decoration: none; letter-spacing: 0.2em; text-transform: uppercase; font-style: italic;
}
.header-actions { display: flex; gap: 15px; align-items: center; }
.header-link { color: var(--cream-dim); text-decoration: none; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; transition: 0.3s; }
.header-link:hover { color: var(--gold); }
header select.fi {
  width: auto;
  padding: 8px;
  font-size: 0.8rem;
  background: rgba(201,168,76,.05);
  border-color: rgba(201,168,76,.3);
  color: var(--cream-dim);
}

/* Inputs & Buttons */
.input-group { margin-bottom: 24px; position: relative; }
.input-group label { display: block; font-size: 0.65rem; color: var(--gold-dim); margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.2em; font-weight: 600; }
.fi { 
  width: 100%; background: rgba(0,0,0,0.3); border: 1px solid var(--glass-border); 
  color: var(--cream); padding: 14px 18px; font-family: 'Montserrat', sans-serif; 
  outline: none; transition: var(--transition); border-radius: 4px; font-size: 0.9rem;
}
.fi:focus { border-color: var(--gold); background: rgba(201,168,76,.03); box-shadow: 0 0 20px rgba(201,168,76,.1); }
textarea.fi { resize: vertical; min-height: 120px; }
select.fi { appearance: none; cursor: pointer; }
select.fi option { background: var(--dark2); color: var(--cream); }

.btn { 
  --btn-color: var(--gold);
  --btn-bg: transparent;
  --btn-border: var(--gold);
  --btn-hover-bg: var(--gold);
  --btn-hover-color: var(--black);
  display: inline-flex; align-items: center; justify-content: center; gap: 12px; 
  padding: 16px; background: var(--btn-bg); border: 1px solid var(--btn-border); 
  color: var(--btn-color); cursor: pointer; text-transform: uppercase; letter-spacing: 0.2em; 
  transition: var(--transition); font-size: 0.75rem; border-radius: 2px; font-weight: 500;
  position: relative; overflow: hidden; font-family: inherit; z-index: 0;
}
.btn::before {
  content: ''; position: absolute; inset: 0; background: var(--btn-hover-bg);
  transform: translateX(-101%); transition: transform 0.4s ease; z-index: -1;
}
.btn:hover { color: var(--btn-hover-color) !important; border-color: var(--btn-hover-bg); box-shadow: 0 10px 30px rgba(201,168,76,.2); }
.btn:hover::before { transform: translateX(0); }

.btn-filled {
  --btn-color: var(--black);
  --btn-bg: var(--gold);
  --btn-border: var(--gold);
  --btn-hover-bg: var(--gold-light);
  --btn-hover-color: var(--black);
  background: var(--btn-bg); color: var(--btn-color) !important; font-weight: 600; border: none;
}
.btn-filled::before { display: none; }
.btn-filled:hover { background: var(--btn-hover-bg) !important; color: var(--btn-hover-color) !important; transform: translateY(-2px); }

.btn-sm {
  --btn-color: var(--cream-dim);
  --btn-border: rgba(201,168,76,.3);
  --btn-hover-bg: var(--gold);
  --btn-hover-color: var(--black);
  padding: 8px 16px; font-size: 0.65rem; border: 1px solid var(--btn-border); color: var(--btn-color); width: auto; background: var(--btn-bg); transition: 0.3s;
}
.btn-sm:hover { background: var(--btn-hover-bg) !important; color: var(--btn-hover-color) !important; border-color: var(--btn-hover-bg) !important; }

.btn-danger {
  --btn-color: #ff8a80;
  --btn-border: rgba(229,57,53,0.45);
  --btn-hover-bg: #e53935;
  --btn-hover-color: #fff;
  color: var(--btn-color) !important;
  border-color: var(--btn-border) !important;
}
.btn-danger:hover {
  background: var(--btn-hover-bg) !important;
  color: var(--btn-hover-color) !important;
  border-color: var(--btn-hover-bg) !important;
  box-shadow: 0 10px 30px rgba(229,57,53,.18);
}

/* Layouts */
.main-content { display: flex; flex: 1; overflow: hidden; position: relative; }
.content-area { 
  flex: 1; overflow-y: auto; position: relative; padding: clamp(20px, 4vw, 40px);
  background: radial-gradient(circle at top left, #121212 0%, var(--black) 100%); 
}

.card { 
  background: var(--glass); border: 1px solid var(--glass-border); 
  padding: 40px; margin-bottom: 30px; border-radius: 8px; 
  box-shadow: 0 15px 40px rgba(0,0,0,0.4); backdrop-filter: blur(15px); transition: 0.3s; 
}
.card:hover { border-color: rgba(201,168,76,0.4); transform: translateY(-5px); box-shadow: 0 20px 50px rgba(0,0,0,0.5); }

/* Switch Toggle */
.switch { position: relative; display: inline-block; width: 44px; height: 22px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: rgba(255,255,255,0.1); transition: .4s; border-radius: 34px; }
.slider:before { position: absolute; content: ""; height: 14px; width: 14px; left: 4px; bottom: 4px; background-color: white; transition: .4s; border-radius: 50%; }
input:checked + .slider { background-color: var(--gold); }
input:checked + .slider:before { transform: translateX(22px); }

/* AI Explanation Box */
.ai-box {
  background: rgba(201,168,76, 0.05); border-left: 3px solid var(--gold);
  padding: 15px 20px; font-size: 0.8rem; color: var(--cream-dim);
  margin-bottom: 20px; border-radius: 0 4px 4px 0;
  line-height: 1.6;
}

/* Toast */
#toast { 
  position: fixed; bottom: 40px; left: 50%; transform: translateX(-50%) translateY(100px); 
  background: var(--gold); color: #000; padding: 14px 30px; transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); 
  z-index: 9999; border-radius: 4px; font-weight: 700; font-size: 0.85rem; 
  box-shadow: 0 10px 40px rgba(0,0,0,0.5); letter-spacing: 0.05em; opacity: 0; pointer-events: none;
}
#toast.show { transform: translateX(-50%) translateY(0); opacity: 1; pointer-events: auto; }

/* Grid systems */
.survey-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 25px;
}

/* Auth specific */
.auth-container {
  display: flex; align-items: center; justify-content: center; min-height: calc(100vh - var(--header-height));
  padding: 20px;
}
.auth-box {
  background: var(--glass); border: 1px solid var(--glass-border); 
  padding: 50px; border-radius: 12px; width: 100%; max-width: 480px; 
  backdrop-filter: blur(30px); box-shadow: 0 30px 70px rgba(0,0,0,0.6); 
}
.text-link { color: var(--gold); cursor: pointer; font-size: 0.85rem; transition: 0.3s; text-decoration: none; border-bottom: 1px solid transparent; }
.text-link:hover { color: var(--gold-light); border-bottom-color: var(--gold-light); }

/* Utilities */
.hidden { display: none !important; }
.text-center { text-align: center; }
.mt-4 { margin-top: 24px; }
.mb-4 { margin-bottom: 24px; }

/* Sidebar & Admin Layout */
.sidebar {
  width: var(--sidebar-width);
  background: rgba(8, 8, 8, 0.95);
  border-right: 1px solid rgba(201,168,76,.1);
  padding: 30px 0;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.sidebar-section-label {
  font-size: 0.65rem; color: var(--gold-dim); margin: 0 30px 15px; 
  text-transform: uppercase; letter-spacing: 0.2em; font-weight: 600;
}
.nav-item {
  padding: 15px 30px; display: flex; align-items: center; gap: 15px; 
  color: var(--cream-dim); cursor: pointer; transition: var(--transition);
  font-size: 0.9rem; border-left: 3px solid transparent;
}
.nav-item:hover, .nav-item.active {
  background: rgba(201,168,76,.05); color: var(--gold); border-left-color: var(--gold);
}

/* Mobile Nav */
.mobile-bottom-nav {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; 
  background: rgba(8, 8, 8, 0.98); border-top: 1px solid rgba(201,168,76,.2); 
  z-index: 1000; justify-content: space-around; padding: 10px 0; backdrop-filter: blur(20px);
}
.mob-nav-item {
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  color: var(--cream-dim); font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.1em;
  padding: 5px;
}
.mob-nav-item.active { color: var(--gold); }

/* DataTable & Search */
.data-table {
  width: 100%; border-collapse: collapse; margin-top: 20px; font-size: 0.85rem;
}
.data-table th, .data-table td {
  padding: 12px 15px; text-align: left; border-bottom: 1px solid rgba(201,168,76,.1);
}
.data-table th { color: var(--gold-dim); font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; font-size: 0.7rem; }
.data-table tr:hover td { background: rgba(201,168,76,.05); }

/* Modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.8); backdrop-filter: blur(5px);
  display: flex; align-items: center; justify-content: center; z-index: 9999; padding: 20px;
}
.modal-content {
  background: var(--dark2); border: 1px solid var(--glass-border); padding: 30px;
  border-radius: 8px; width: 100%; max-width: 600px; max-height: 90vh; overflow-y: auto;
}

/* Hide Google Translate top banner, widgets, and popups for premium native feeling */
.goog-te-banner-frame,
.goog-te-banner,
.skiptranslate,
iframe.goog-te-menu-frame,
#goog-gt-tt,
.goog-te-balloon-frame {
  display: none !important;
}
body {
  top: 0px !important;
}

@media (max-width: 1024px) {
  .sidebar { display: none !important; }
  .mobile-bottom-nav { display: flex !important; }
  .content-area { padding-bottom: 90px; }
}

@media (max-width: 768px) {
  header {
    padding: 10px 15px;
    height: var(--header-height);
    flex-direction: row !important;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
  }
  .header-actions {
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    gap: 8px;
    width: auto !important;
    flex-wrap: nowrap !important;
  }
  .header-actions .header-link {
    display: none !important;
  }
  .logo {
    font-size: 1rem;
    letter-spacing: 0.05em;
  }
  .card {
    padding: 24px 20px;
    margin-bottom: 20px;
  }
  .auth-box {
    padding: 30px 20px;
  }
  h1 { font-size: 2.2rem !important; }
  h2 { font-size: 1.6rem !important; }
  h3 { font-size: 1.25rem !important; }
  
  .opt-label {
    padding: 14px 16px !important;
    font-size: 0.85rem !important;
  }
  .survey-grid {
    grid-template-columns: 1fr;
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .logo {
    font-size: 0.9rem;
  }
  .btn-sm {
    padding: 6px 12px;
    font-size: 0.6rem;
  }
  .header-actions select.fi {
    padding: 6px;
    font-size: 0.7rem;
  }
  .content-area {
    padding: 20px 15px;
  }
}