:root {
  --brand-earth: #2e3438;
  --brand-growth: #3e6e4a;
  --brand-energy: #d7a63e;
  --brand-trust: #5d8eaf;
  --brand-foundation: #d8cfc4;
  --brand-paper: #f7f3ec;
  --brand-paper-soft: #fbf7ef;

  --bg-primary: #f4efe4;
  --bg-dark: #1f2730;
  --bg-dark-soft: #2c3944;
  --surface-paper: #fbf7ee;
  --surface-card: rgba(255, 250, 240, 0.86);

  --text-main: #1f2730;
  --text-secondary: #5a6169;
  --text-inverse: #ffffff;

  --primary-forest: var(--brand-growth);
  --primary-forest-light: #6c9862;
  --accent-sun: var(--brand-energy);
  --accent-ocean: var(--brand-trust);
  --accent-clay: #b47b37;
  --accent-stone: var(--brand-foundation);

  --iscake-i: #b47b37;
  --iscake-s: var(--brand-growth);
  --iscake-c: var(--brand-trust);
  --iscake-a: #6d5d8c;
  --iscake-k: var(--brand-energy);
  --iscake-e: var(--brand-earth);

  --glass-bg: rgba(255, 250, 240, 0.78);
  --glass-border: rgba(18, 33, 42, 0.1);
  --glass-blur: blur(16px);

  --header-height: 80px;
  --max-content-width: 1200px;
  --border-radius: 18px;
  --shadow-soft: 0 20px 50px rgba(18, 33, 42, 0.08);
  --shadow-strong: 0 24px 80px rgba(18, 33, 42, 0.16);
  --transition-smooth: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
  background:
    radial-gradient(circle at top right, rgba(215, 166, 62, 0.14), transparent 24%),
    radial-gradient(circle at bottom left, rgba(93, 142, 175, 0.12), transparent 28%),
    var(--bg-primary);
  color: var(--text-main);
  margin: 0;
  font-family: "Public Sans", "Segoe UI", sans-serif;
  overflow-x: hidden;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-dark);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-forest);
  border-radius: 4px;
}

/* Base Styles */
h1,
h2,
h3,
h4 {
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-weight: 400;
  letter-spacing: -0.02em;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-smooth);
}

::selection {
  background: rgba(74, 143, 153, 0.2);
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  padding: 2rem;
  box-shadow: var(--shadow-soft);
  transition: var(--transition-smooth);
}

.glass-card:hover {
  border-color: rgba(74, 143, 153, 0.22);
  transform: translateY(-4px);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand-trust), var(--brand-growth));
  color: white;
  box-shadow: 0 10px 30px rgba(62, 106, 77, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 16px 36px rgba(62, 106, 77, 0.34);
  transform: translateY(-2px);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent-sun), #f59e0b);
  color: var(--bg-dark);
}

/* Layout Utilities */
.container {
  max-width: var(--max-content-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.grid {
  display: grid;
  gap: 2rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Section Transitions */
.hero-gradient {
  background:
    radial-gradient(circle at top right, rgba(203, 152, 49, 0.16), transparent),
    radial-gradient(circle at bottom left, rgba(74, 143, 153, 0.16), transparent);
  min-height: 100vh;
  display: flex;
  align-items: center;
}

.brand-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text-secondary);
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
}

.brand-kicker::before {
  content: "";
  width: 4.25rem;
  height: 1px;
  border-radius: 0;
  background: rgba(31, 39, 48, 0.26);
}

.brand-strip {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  overflow: hidden;
  border-radius: 0;
  border: 0;
}

.brand-strip span {
  display: block;
  height: 0.22rem;
}

.brand-submark {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-main);
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.82rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.brand-submark::before,
.brand-submark::after {
  content: "";
  width: 2.75rem;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(18, 33, 42, 0.45), transparent);
}

.brand-panel {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  border: 1px solid rgba(18, 33, 42, 0.08);
  background: linear-gradient(180deg, rgba(255, 251, 244, 0.96), rgba(246, 239, 227, 0.88));
  box-shadow: var(--shadow-soft);
}

.brand-panel::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 3px;
  background: linear-gradient(90deg, var(--brand-earth), var(--brand-growth), var(--brand-energy), var(--brand-trust), var(--brand-foundation));
}

.brand-panel-inner {
  position: relative;
  z-index: 1;
}

.brand-grid-accent {
  background-image:
    linear-gradient(rgba(18, 33, 42, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(18, 33, 42, 0.04) 1px, transparent 1px);
  background-size: 22px 22px;
}

.support-tier {
  position: relative;
  padding: 2rem;
  border-radius: 14px;
  border: 1px solid rgba(18, 33, 42, 0.08);
  background: rgba(255, 251, 244, 0.9);
  box-shadow: var(--shadow-soft);
}

.support-tier::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.5rem;
  bottom: 1.5rem;
  width: 7px;
  border-radius: 9999px;
  background: var(--tier-color, var(--accent-ocean));
}

.support-tier.featured {
  background: linear-gradient(180deg, rgba(255, 252, 247, 1), rgba(241, 248, 246, 0.98));
  transform: translateY(-8px);
  box-shadow: var(--shadow-strong);
}

.support-tier-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.support-tier-tag::before {
  content: "";
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 9999px;
  background: var(--tier-color, var(--accent-ocean));
}

.support-tier-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.support-tier-list li {
  position: relative;
  padding-left: 1.2rem;
}

.support-tier-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 9999px;
  background: var(--tier-color, var(--accent-ocean));
}

.section-shell {
  position: relative;
}

.section-shell::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.28), transparent 35%);
}

.eyebrow-label {
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.brand-tagline {
  color: var(--text-secondary);
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.82rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
}

.brand-palette-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
}

.brand-palette-chip {
  display: grid;
  gap: 0.4rem;
}

.brand-palette-chip span {
  display: block;
  width: 100%;
  height: 1.35rem;
  border: 1px solid rgba(31, 39, 48, 0.08);
}

.brand-palette-chip strong {
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.horizon-line {
  position: relative;
  width: 100%;
  height: 1px;
  background: rgba(31, 39, 48, 0.22);
}

.horizon-line::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -32px;
  width: 220px;
  height: 64px;
  transform: translateX(-50%);
  border-top: 1px solid rgba(215, 166, 62, 0.45);
  border-radius: 50% 50% 0 0;
}

.horizon-line::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -20px;
  width: 160px;
  height: 40px;
  transform: translateX(-50%);
  border-top: 1px solid rgba(93, 142, 175, 0.32);
  border-radius: 50% 50% 0 0;
}

.mini-horizon {
  position: relative;
  width: 100%;
  height: 1px;
  background: rgba(31, 39, 48, 0.18);
}

.mini-horizon::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -16px;
  width: 96px;
  height: 28px;
  transform: translateX(-50%);
  border-top: 1px solid rgba(215, 166, 62, 0.45);
  border-radius: 50% 50% 0 0;
}

.mini-horizon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -9px;
  width: 64px;
  height: 18px;
  transform: translateX(-50%);
  border-top: 1px solid rgba(93, 142, 175, 0.32);
  border-radius: 50% 50% 0 0;
}

.brand-lane-card {
  position: relative;
  display: grid;
  gap: 1.25rem;
  padding: 2rem 1.75rem 1.5rem;
  border-top: 1px solid rgba(31, 39, 48, 0.18);
  border-bottom: 1px solid rgba(31, 39, 48, 0.08);
}

.brand-lane-card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--lane-color, var(--brand-trust)), transparent);
}

.brand-lane-mark {
  display: flex;
  align-items: end;
  gap: 0.3rem;
  height: 2.5rem;
}

.brand-lane-mark span {
  display: block;
  width: 0.5rem;
  border-radius: 0.15rem 0.15rem 0 0;
  background: var(--lane-color, var(--brand-trust));
}

.brand-lane-mark span:nth-child(1) {
  height: 0.75rem;
}

.brand-lane-mark span:nth-child(2) {
  height: 1.25rem;
}

.brand-lane-mark span:nth-child(3) {
  height: 1.9rem;
}

.brand-lane-mark span:nth-child(4) {
  height: 1.4rem;
}

.brand-lane-mark span:nth-child(5) {
  height: 0.95rem;
}

.brand-lane-label {
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--lane-color, var(--text-secondary));
}

.brand-step-list {
  display: grid;
  gap: 1rem;
}

.brand-step-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(31, 39, 48, 0.08);
}

.brand-step-index {
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.brand-note-card {
  position: relative;
  padding: 2rem;
  border: 1px solid rgba(31, 39, 48, 0.08);
  background: rgba(255, 251, 244, 0.8);
}

.brand-note-card::before,
.brand-note-card::after {
  content: "";
  position: absolute;
  left: 1.2rem;
  right: 1.2rem;
  height: 1px;
  background: rgba(31, 39, 48, 0.08);
}

.brand-note-card::before {
  top: 1rem;
}

.brand-note-card::after {
  bottom: 1rem;
}

.brand-schematic-grid {
  display: grid;
  gap: 1.5rem;
}

.brand-schematic-card {
  display: grid;
  gap: 1rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(31, 39, 48, 0.12);
}

.brand-schematic-card:last-child {
  border-bottom: 1px solid rgba(31, 39, 48, 0.12);
}

.brand-schematic-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-symbol-cluster {
  display: flex;
  align-items: end;
  gap: 0.25rem;
  min-width: 3rem;
}

.brand-symbol-cluster span {
  display: block;
  width: 0.38rem;
  background: var(--cluster-color, var(--brand-trust));
}

.brand-symbol-cluster span:nth-child(1) {
  height: 0.7rem;
}

.brand-symbol-cluster span:nth-child(2) {
  height: 1rem;
}

.brand-symbol-cluster span:nth-child(3) {
  height: 1.5rem;
}

.brand-symbol-cluster span:nth-child(4) {
  height: 0.9rem;
}

.brand-command-card {
  display: grid;
  gap: 1rem;
  padding: 1.5rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
}

.brand-command-card code {
  display: block;
  padding: 1rem 1.1rem;
  border-left: 2px solid var(--brand-trust);
  background: rgba(0, 0, 0, 0.24);
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.85rem;
  overflow-wrap: anywhere;
}

.support-tier-shell {
  position: relative;
  display: grid;
  gap: 1rem;
}

.support-tier-shell .mini-horizon {
  margin-bottom: 0.75rem;
}

.header-action-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0 1.15rem;
  border-top: 1px solid rgba(31, 39, 48, 0.16);
  border-bottom: 1px solid rgba(31, 39, 48, 0.1);
  background: transparent;
}

.header-action-link:hover {
  background: rgba(31, 39, 48, 0.03);
}

.header-action-link.primary {
  border-top-color: rgba(93, 142, 175, 0.42);
  border-bottom-color: rgba(62, 110, 74, 0.3);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.4), rgba(93, 142, 175, 0.05));
}

.header-action-link.primary:hover {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(93, 142, 175, 0.08));
}

.insight-shell {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(31, 39, 48, 0.08);
  background: rgba(255, 251, 244, 0.88);
}

.insight-shell::before,
.insight-shell::after {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  height: 1px;
  background: rgba(31, 39, 48, 0.08);
}

.insight-shell::before {
  top: 0.95rem;
}

.insight-shell::after {
  bottom: 0.95rem;
}

.insight-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.1rem 1.15rem 0.95rem;
  background: rgba(250, 246, 238, 0.9);
  backdrop-filter: blur(8px);
}

.insight-status {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.insight-feed {
  display: grid;
  gap: 0.9rem;
  max-height: 500px;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.insight-feed-empty {
  padding: 2rem 1rem;
  border-top: 1px solid rgba(31, 39, 48, 0.12);
  border-bottom: 1px solid rgba(31, 39, 48, 0.08);
  text-align: center;
}

.insight-item {
  display: grid;
  gap: 0.7rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(31, 39, 48, 0.12);
}

.insight-item.alert {
  background: linear-gradient(90deg, rgba(215, 166, 62, 0.06), transparent 30%);
}

.insight-item-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.insight-item-meta {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-wrap: wrap;
}

.insight-dot {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 9999px;
}

.insight-source-tag {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.45rem;
  border-top: 1px solid rgba(31, 39, 48, 0.14);
  border-bottom: 1px solid rgba(31, 39, 48, 0.08);
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.insight-title {
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-main);
}

.insight-time {
  font-family: "Questrial", "Avenir Next", sans-serif;
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.fade-in {
  animation: fadeIn 0.8s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }

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