:root {
  --bg: #0b1020;
  --card: #151a2c;
  --accent: #3ac5ff;
  --accent-soft: rgba(58,197,255,0.14);
  --text: #f4f7ff;
  --muted: #a1a7c4;
  --border: #242b44;
  --danger: #ff4d6a;
  --success: #56d364;
  --shadow-soft: 0 18px 45px rgba(0,0,0,0.45);
  --radius-lg: 18px;
  --radius-pill: 999px;
}

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

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", sans-serif;
  background: radial-gradient(circle at top, #182446 0, #050712 55%);
  color: var(--text);
}

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

a:hover {
  text-decoration: underline;
}

.container {
  width: 100%;
  max-width: 980px;
  margin: 0 auto;
  padding: 0 16px;
}

.site-header {
  border-bottom: 1px solid rgba(255,255,255,0.04);
  backdrop-filter: blur(12px);
  background: linear-gradient(to bottom, rgba(7,10,20,0.92), rgba(7,10,20,0.75));
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-link {
  color: var(--text);
  text-decoration: none;
}

.logo-link:hover {
  text-decoration: none;
}

.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: radial-gradient(circle at 30% 0%, #51f2ff, #156bff);
  color: #020308;
  font-weight: 700;
}

.logo-text {
  font-weight: 600;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  gap: 16px;
  font-size: 0.92rem;
}

.nav-links a {
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--text);
}

/* MAIN LAYOUT WRAPPER */
.main-layout {
  padding: 28px 0 48px;
  display: block;
}

/* GRID LAYOUT: MAIN TOP + SIDEBAR + MAIN BOTTOM */
.lph-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) 270px;
  grid-template-areas:
    "main-top sidebar"
    "main-bottom sidebar";
  column-gap: 26px;
  row-gap: 24px;
  align-items: flex-start;
}

.lph-main-top {
  grid-area: main-top;
  min-width: 0;
}

.lph-main-bottom {
  grid-area: main-bottom;
  min-width: 0;
}

.lph-sidebar {
  grid-area: sidebar;
  width: 270px;
}

/* SIDEBAR / TOWER BOX */
.sidebar-box {
  position: sticky;
  top: 24px;
  background: linear-gradient(165deg, rgba(21,26,44,0.98), rgba(13,19,40,0.94));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px 14px 12px;
  box-shadow: var(--shadow-soft);
}

.sidebar-intro {
  color: var(--muted);
  font-size: 0.92rem;
  margin-top: -4px;
}

/* Category sections inside sidebar */
.sidebar-category {
  margin-top: 10px;
}

.sidebar-category-title {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 10px 0 4px;
}

.sidebar-list {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.sidebar-category .sidebar-list {
  margin-top: 6px;
}

.sidebar-item {}

.sidebar-link {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 8px;
  border-radius: 12px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.04);
  color: var(--text);
}

.sidebar-link:hover {
  background: rgba(58,197,255,0.08);
  border-color: rgba(58,197,255,0.25);
  text-decoration: none;
}

.sidebar-thumb {
  width: 60px;
  height: 60px;
  border-radius: 12px;
  overflow: hidden;
  background: rgba(255,255,255,0.04);
  flex-shrink: 0;
}

.sidebar-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.sidebar-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.sidebar-name {
  font-size: 0.95rem;
  color: var(--text);
}

.sidebar-tag {
  display: inline-flex;
  align-items: center;
  font-size: 0.82rem;
  color: var(--muted);
}

/* HERO / INTRO */
.hero h1 {
  font-size: 2.15rem;
  margin-bottom: 8px;
}

.hero p {
  color: var(--muted);
  max-width: 600px;
  font-size: 0.98rem;
}

/* CHAT CARD */
.chat-card {
  margin-top: 18px;
  background: linear-gradient(145deg, rgba(21,26,44,0.98), rgba(13,19,40,0.98));
  border-radius: 22px;
  padding: 14px 14px 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.chat-container {
  background: radial-gradient(circle at top left, rgba(58,197,255,0.1), rgba(11,15,30,0.9));
  border-radius: 16px;
  padding: 12px;
  max-height: 320px;
  overflow-y: auto;
  border: 1px solid rgba(255,255,255,0.04);
}

.chat-message {
  padding: 8px 10px;
  margin-bottom: 8px;
  border-radius: 12px;
  font-size: 0.96rem;
  line-height: 1.4;
}

.chat-message.system {
  background: rgba(12,18,40,0.9);
  border: 1px dashed rgba(255,255,255,0.08);
  color: var(--muted);
}

.chat-message.user {
  background: rgba(58,197,255,0.12);
  align-self: flex-end;
}

.chat-message.bot {
  background: rgba(8,14,30,0.98);
  border: 1px solid rgba(255,255,255,0.03);
}

.chat-input-row {
  display: flex;
  gap: 10px;
  margin-top: 10px;
}

#userInput {
  flex: 1;
  resize: vertical;
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 8px 10px;
  font-family: inherit;
  font-size: 0.96rem;
  background: rgba(7,9,20,0.95);
  color: var(--text);
}

#userInput:focus {
  outline: 1px solid var(--accent);
}

#sendBtn {
  border: none;
  border-radius: var(--radius-pill);
  padding: 0 18px;
  font-size: 0.96rem;
  font-weight: 500;
  background: linear-gradient(135deg, #3ac5ff, #21ffb5);
  color: #020309;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
}

#sendBtn:hover {
  filter: brightness(1.05);
}

#sendBtn:disabled {
  opacity: 0.6;
  cursor: default;
}

.error-area {
  min-height: 18px;
  margin-top: 6px;
  font-size: 0.85rem;
  color: var(--danger);
}

/* RESULTS SECTION */
.result-section {
  margin-top: 24px;
  background: rgba(10,14,28,0.96);
  border-radius: 18px;
  padding: 16px;
  border: 1px solid var(--border);
}

.result-section.hidden {
  display: none;
}

.result-section h2 {
  margin-top: 0;
}

.best-pick {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1.4fr);
  gap: 12px;
  margin-bottom: 18px;
}

.best-pick img {
  width: 100%;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.06);
}

.best-pick .meta h3 {
  margin: 0 0 4px;
  font-size: 1.1rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 0.78rem;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 4px;
}

.best-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.best-metrics span strong {
  color: var(--text);
}

.buy-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: #020309;
  font-size: 0.92rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  margin-top: 6px;
}

.buy-button:hover {
  filter: brightness(1.05);
  text-decoration: none;
}

/* TABLE STYLES */
.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th, td {
  padding: 6px 8px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  text-align: left;
}

th {
  font-weight: 500;
  color: var(--muted);
}

td.price-col {
  white-space: nowrap;
}

.rating-pill {
  display: inline-flex;
  padding: 2px 6px;
  border-radius: 999px;
  background: rgba(34,197,94,0.15);
  font-size: 0.78rem;
}

/* FOOTER */
.site-footer {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 14px 0 18px;
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

/* Legal pages */
.page {
  padding: 32px 0 40px;
}

.page h1 {
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.page h2 {
  font-size: 1.1rem;
  margin-top: 20px;
}

.page p,
.page li {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.5;
}

.page ul {
  padding-left: 18px;
}

/* Product / guide layouts (if used on detail pages) */
.product-page {
  display: grid;
  gap: 18px;
}

.product-hero {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 14px;
  align-items: center;
  background: rgba(10,14,28,0.85);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
}

.product-hero img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
}

.product-subtitle {
  margin: 4px 0 6px;
  color: var(--muted);
}

.product-meta {
  font-size: 0.9rem;
  color: var(--muted);
}

.product-section h2 {
  margin-bottom: 6px;
}

.product-section p,
.product-section li {
  color: var(--muted);
}

.product-section ul {
  padding-left: 18px;
}

.guide-page h2 {
  margin-top: 18px;
}

.guide-page p {
  color: var(--muted);
  line-height: 1.55;
}

/* ========================================= */
/*  RESPONSIVE BREAKPOINTS                  */
/* ========================================= */

@media (max-width: 900px) {
  /* Stack main-top, sidebar, then main-bottom vertically on smaller screens */
  .lph-layout {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas:
      "main-top"
      "sidebar"
      "main-bottom";
    row-gap: 18px;
  }

  .lph-sidebar {
    width: 100%;
  }

  .sidebar-box {
    position: static;
    margin-top: 4px;
  }
}

@media (max-width: 720px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .best-pick {
    grid-template-columns: 1fr;
  }

  .nav-links {
    flex-wrap: wrap;
  }
}

/* ========================================= */
/*  MOBILE LAYOUT PATCH (COMBINED & CLEAN)   */
/*  Targets phones and narrow screens        */
/* ========================================= */

@media (max-width: 640px) {

  /* So content isn't smashed against the edges */
  body {
    padding: 10px 0;
  }

  .container {
    padding: 0 12px;
  }

  /* Header: center things and shrink nav a bit */
  .header-inner {
    flex-direction: column;
    align-items: center;
    gap: 6px;
  }

  .nav-links {
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
    font-size: 0.85rem;
  }

  .logo-text {
    font-size: 1.2rem;
  }

  /* Hero section: center and make more readable */
  .hero {
    text-align: center;
    margin-bottom: 10px;
  }

  .hero h1 {
    font-size: 1.6rem;
    line-height: 1.25em;
    margin-bottom: 6px;
    padding: 0 6px;
  }

  .hero p {
    font-size: 0.98rem;
    line-height: 1.4em;
    padding: 0 8px;
  }

  /* Main layout: single column, full width */
  .main-layout {
    padding-top: 18px;
  }

  /* Chat card: full-width, comfortable padding */
  .chat-card {
    margin-top: 10px;
    padding: 12px 10px 14px;
    border-radius: 18px;
  }

  .chat-container {
    max-height: 260px;
    padding: 10px;
  }

  .chat-message {
    font-size: 0.92rem;
    padding: 7px 9px;
  }

  /* Input + button: stacked for thumbs */
  .chat-input-row {
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
  }

  #userInput {
    width: 100%;
    min-height: 80px;
    font-size: 0.98rem;
    padding: 9px 10px;
    border-radius: 12px;
  }

  #sendBtn {
    width: 100%;
    justify-content: center;
    padding: 10px 0;
    font-size: 1rem;
    border-radius: 999px;
  }

  /* Error text small but readable */
  .error-area {
    font-size: 0.82rem;
    min-height: 16px;
  }

  /* Result section: full-width, stacked nicely */
  .result-section {
    padding: 12px 10px 14px;
    border-radius: 16px;
    margin-top: 8px;
  }

  .result-section h2,
  .result-section h3 {
    font-size: 1.05rem;
  }

  /* Best pick card: stack image above text on mobile */
  .best-pick {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .best-pick img {
    max-width: 90%;
    margin: 0 auto;
    display: block;
  }

  .best-pick .meta h3 {
    font-size: 1rem;
  }

  .best-metrics {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    font-size: 0.9rem;
  }

  .buy-button {
    width: 100%;
    justify-content: center;
    margin-top: 10px;
    padding: 8px 0;
  }

  /* Table wrapper: scrollable horizontally */
  .table-wrapper {
    overflow-x: auto;
  }

  table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.86rem;
    display: block;
    overflow-x: auto;
  }

  th,
  td {
    padding: 6px 6px;
    white-space: nowrap;
  }

  .price-col {
    font-size: 0.86rem;
  }

  .rating-pill {
    font-size: 0.78rem;
  }

  /* Legal/info pages: better readability on phones */
  .page {
    padding: 20px 0 28px;
  }

  .page h1 {
    font-size: 1.4rem;
    text-align: left;
  }

  .page h2 {
    font-size: 1rem;
  }

  .page p,
  .page li {
    font-size: 0.92rem;
    line-height: 1.5;
  }

  /* Footer: center, tighter spacing */
  .footer-inner {
    align-items: center;
    text-align: center;
    gap: 2px;
  }

  .site-footer {
    padding-top: 10px;
    padding-bottom: 14px;
  }
}

/* ========================================= */
/*  Featured guides full-width band          */
/* ========================================= */

.featured-guides-band {
  margin-top: 26px;
  background: linear-gradient(145deg, rgba(21,26,44,0.98), rgba(13,19,40,0.96));
  border-radius: 18px;
  border: 1px solid var(--border);
  padding: 16px 16px 18px;
  box-shadow: var(--shadow-soft);
}

.featured-guides-band h2 {
  margin: 0 0 6px;
}

.featured-guides-band .section-intro {
  color: var(--muted);
  font-size: 0.95rem;
  margin: 0 0 12px;
}

.featured-guides-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.featured-guides-card {
  background: rgba(7,10,22,0.96);
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.06);
  padding: 10px 12px 12px;
}

.featured-guides-card h3 {
  font-size: 1rem;
  margin: 0 0 4px;
}

.featured-guides-card p {
  font-size: 0.9rem;
  color: var(--muted);
  margin: 0 0 8px;
}

.featured-guides-card .guide-link {
  font-size: 0.9rem;
  font-weight: 500;
}

/* Responsive tweaks for guides band */
@media (max-width: 900px) {
  .featured-guides-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .featured-guides-band {
    margin-top: 18px;
    padding: 12px 12px 14px;
  }

  .featured-guides-grid {
    grid-template-columns: 1fr;
  }
}