@import url("https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;1,400&family=Jost:wght@300;400;500;600;700&display=swap");

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

:root {
  --warm-white: #f2f0ef;
  --silver: #6b6f6e;
  --ocean: #245f73;
  --cognac: #733e24;
  --gold: #8a7340;
  --black: #111110;
  --white: #ffffff;
  --border: rgba(187, 189, 188, 0.4);
  --border-solid: #bbbdbc;
  --risk-low: #245f73;
  --risk-med: #c8820a;
  --risk-high: #c0392b;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.07);
  --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
  --transition: all 0.2s ease;
  --font-display: "David Libre", Georgia, serif;
  --font-body: "Chivo", sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background: var(--warm-white);
  color: var(--black);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

::-webkit-scrollbar {
  width: 5px;
}
::-webkit-scrollbar-track {
  background: var(--warm-white);
}
::-webkit-scrollbar-thumb {
  background: var(--silver);
  border-radius: 3px;
}

/* ── NAVBAR ── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 18px 60px;
  background: rgba(242, 240, 239, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  font-size: 20px;
  color: var(--ocean);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 400;
  color: var(--black);
  letter-spacing: -0.3px;
}

.logo-text span {
  font-style: italic;
  color: var(--ocean);
}

.nav-tagline {
  font-size: 11px;
  color: var(--silver);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 400;
}

/* ── HERO ── */
.hero {
  text-align: center;
  padding: 110px 24px 72px;
  background: var(--warm-white);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(38px, 5.5vw, 68px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -2px;
  margin-bottom: 20px;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
}

.gradient-text {
  font-style: italic;
  color: var(--ocean);
}

.hero-sub {
  font-size: 17px;
  color: var(--silver);
  max-width: 440px;
  margin: 0 auto;
  font-weight: 300;
  line-height: 1.75;
}

/* ── PROFILE FORM ── */
.profile-section {
  max-width: 700px;
  margin: 0 auto 100px;
  padding: 0 24px;
}

.profile-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 52px;
  box-shadow: var(--shadow);
}

.profile-card h2 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 400;
  margin-bottom: 8px;
  letter-spacing: -0.5px;
}

.form-subtitle {
  color: var(--silver);
  font-size: 14px;
  font-weight: 300;
  margin-bottom: 36px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 32px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.form-group.full-width {
  grid-column: 1 / -1;
}

.form-group label {
  font-size: 11px;
  font-weight: 600;
  color: var(--silver);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group input,
.form-group select {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--black);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  transition: var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--ocean);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(36, 95, 115, 0.08);
}

.form-group input::placeholder {
  color: var(--silver);
  font-weight: 300;
}

.build-btn {
  width: 100%;
  padding: 16px;
  background: var(--black);
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.3px;
}

.build-btn:hover {
  background: var(--ocean);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(36, 95, 115, 0.25);
}

.build-btn:active {
  transform: translateY(0);
}

.form-error {
  color: var(--risk-high);
  font-size: 13px;
  margin-top: 12px;
  text-align: center;
  min-height: 20px;
}

/* ── LOADING ── */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(242, 240, 239, 0.95);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
}

.loading-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--border);
  border-top-color: var(--ocean);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

#loadingText {
  color: var(--silver);
  font-size: 14px;
  font-weight: 300;
  letter-spacing: 0.5px;
}

/* ── RESULTS ── */
.results-section {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 40px 100px;
  animation: fadeUp 0.5s ease forwards;
}

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* AI Banner */
.ai-banner {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: rgba(36, 95, 115, 0.06);
  border: 1px solid rgba(36, 95, 115, 0.18);
  border-radius: var(--radius);
  padding: 26px 30px;
  margin-bottom: 32px;
}

.ai-avatar {
  width: 38px;
  height: 38px;
  background: var(--ocean);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 16px;
  flex-shrink: 0;
}

.ai-content h3 {
  font-size: 10px;
  font-weight: 600;
  color: var(--ocean);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 8px;
}

.ai-content p {
  color: var(--black);
  font-size: 15px;
  line-height: 1.75;
  font-weight: 300;
}

/* Controls Bar */
.controls-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  margin-bottom: 26px;
  padding: 16px 20px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.search-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 14px;
  flex: 1;
  min-width: 200px;
  transition: var(--transition);
}

.search-wrap:focus-within {
  border-color: var(--ocean);
  background: white;
  box-shadow: 0 0 0 3px rgba(36, 95, 115, 0.08);
}

.search-wrap input {
  background: none;
  border: none;
  outline: none;
  color: var(--black);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  width: 100%;
}

.search-wrap input::placeholder {
  color: var(--silver);
}

.filter-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--silver);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.filter-buttons {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 6px 13px;
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--silver);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  border-color: var(--ocean);
  color: var(--ocean);
  background: rgba(36, 95, 115, 0.05);
}

.filter-btn.active {
  background: var(--black);
  border-color: var(--black);
  color: white;
  font-weight: 600;
}

.sort-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
}

.sort-wrap select {
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  color: var(--black);
  font-family: var(--font-body);
  font-size: 12px;
  outline: none;
  cursor: pointer;
  transition: var(--transition);
  appearance: none;
}

.sort-wrap select:focus {
  border-color: var(--ocean);
}

/* Results Header */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 22px;
}

.results-header h2 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.5px;
}

.results-count {
  font-size: 12px;
  color: var(--silver);
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 4px 14px;
  font-weight: 400;
}

/* Cards Grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 18px;
}

/* Individual Card */
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--radius) var(--radius) 0 0;
  opacity: 0.9;
}

.card.type-invest::before {
  background: linear-gradient(90deg, var(--ocean), #3a8fa8);
}
.card.type-earn::before {
  background: linear-gradient(90deg, var(--cognac), #a05a38);
}
.card.type-free::before {
  background: linear-gradient(90deg, var(--gold), #b89b55);
}

.card:hover {
  border-color: rgba(187, 189, 188, 0.8);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

.card-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.icon-invest {
  background: rgba(36, 95, 115, 0.1);
}
.icon-earn {
  background: rgba(115, 62, 36, 0.1);
}
.icon-free {
  background: rgba(138, 115, 64, 0.1);
}

.card-badge {
  display: flex;
  gap: 6px;
}

.badge {
  font-size: 10px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.badge-invest {
  background: rgba(36, 95, 115, 0.1);
  color: var(--ocean);
  border: 1px solid rgba(36, 95, 115, 0.2);
}
.badge-earn {
  background: rgba(115, 62, 36, 0.1);
  color: var(--cognac);
  border: 1px solid rgba(115, 62, 36, 0.2);
}
.badge-free {
  background: rgba(138, 115, 64, 0.1);
  color: var(--gold);
  border: 1px solid rgba(138, 115, 64, 0.2);
}

.card-title {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 400;
  margin-bottom: 8px;
  color: var(--black);
  letter-spacing: -0.2px;
}

.card-description {
  font-size: 13px;
  color: var(--silver);
  line-height: 1.65;
  margin-bottom: 18px;
  font-weight: 300;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-bottom: 14px;
}

.meta-item {
  font-size: 11px;
  color: var(--silver);
  background: var(--warm-white);
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 3px 10px;
  font-weight: 400;
}

.risk-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--silver);
  margin-bottom: 18px;
  font-weight: 400;
}

.risk-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}
.risk-dot.low {
  background: var(--risk-low);
}
.risk-dot.medium {
  background: var(--risk-med);
}
.risk-dot.high {
  background: var(--risk-high);
}

.card-actions {
  display: flex;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.btn-primary {
  flex: 1;
  padding: 10px;
  border: none;
  border-radius: var(--radius-sm);
  color: white;
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.3px;
}

.btn-invest {
  background: var(--ocean);
}
.btn-earn {
  background: var(--cognac);
}
.btn-free {
  background: var(--gold);
}

.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.btn-secondary {
  padding: 10px 14px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--silver);
  font-family: var(--font-body);
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: flex;
  align-items: center;
  white-space: nowrap;
}

.btn-secondary:hover {
  border-color: var(--ocean);
  color: var(--ocean);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 80px 24px;
  color: var(--silver);
  font-size: 15px;
  font-weight: 300;
  grid-column: 1 / -1;
}

/* ── FOOTER ── */
.footer {
  text-align: center;
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  background: var(--white);
  color: var(--silver);
  font-size: 12px;
  line-height: 2.4;
  font-weight: 300;
}

.footer-credits a {
  color: var(--ocean);
  text-decoration: none;
}
.footer-credits a:hover {
  text-decoration: underline;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .navbar {
    padding: 16px 20px;
  }
  .nav-tagline {
    display: none;
  }
  .hero {
    padding: 64px 20px 48px;
  }
  .profile-card {
    padding: 28px 22px;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .controls-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .cards-grid {
    grid-template-columns: 1fr;
  }
  .ai-banner {
    flex-direction: column;
  }
  .results-section {
    padding: 0 20px 80px;
  }
}

/* ── DARK MODE ── */
body.dark {
  --warm-white: #111110;
  --white: #1a1a18;
  --black: #f2f0ef;
  --silver: #9a9c9b;
  --border: rgba(255, 255, 255, 0.08);
  --border-solid: #444;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  --shadow-hover: 0 12px 40px rgba(0, 0, 0, 0.4);
}

body.dark .navbar {
  background: rgba(17, 17, 16, 0.92);
}

body.dark .loading-overlay {
  background: rgba(17, 17, 16, 0.95);
}

body.dark .build-btn {
  background: var(--ocean);
}

body.dark .build-btn:hover {
  background: #1d4f61;
}

body.dark .filter-btn.active {
  background: var(--ocean);
  border-color: var(--ocean);
}

body.dark .card:hover {
  border-color: rgba(255, 255, 255, 0.15);
}

/* ── THEME TOGGLE BUTTON ── */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--border-solid);
  background: var(--warm-white);
  color: var(--black);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--ocean);
  color: var(--ocean);
}

/* ── MOBILE IMPROVEMENTS ── */
@media (max-width: 480px) {
  .hero {
    padding: 48px 16px 36px;
  }

  .hero h1 {
    font-size: 32px;
    letter-spacing: -1px;
  }

  .hero-sub {
    font-size: 14px;
  }

  .profile-card {
    padding: 24px 18px;
    border-radius: 12px;
  }

  .profile-section {
    padding: 0 16px;
    margin-bottom: 60px;
  }

  .results-section {
    padding: 0 16px 60px;
  }

  .controls-bar {
    padding: 12px 14px;
    gap: 10px;
  }

  .filter-buttons {
    gap: 5px;
  }

  .filter-btn {
    padding: 5px 10px;
    font-size: 11px;
  }

  .cards-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .card {
    padding: 20px;
  }

  .ai-banner {
    padding: 18px 20px;
  }

  .results-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .navbar {
    padding: 14px 16px;
  }

  .nav-tagline {
    display: none;
  }
}