:root {
  color-scheme: light;
  --dashboard-accent-blue: #0a84ff;
  --dashboard-highlight-orange: #ff6a00;
  --dashboard-subtitle-gray: #666666;
  --dashboard-divider-gray: #e0e0e0;
  --dashboard-background: #ffffff;
  --bright-blue: #1e90ff;
  --vivid-orange: #ffa500;
  --lime-yellow: #ffd700;
  --bright-cyan: #00ffff;
  --deep-magenta: #d2399e;
  --electric-purple: #8a2be2;
  --sky-blue: #87ceeb;
  --teal: #008080;
  --coral: #ff7f50;
  --rose-pink: #ff66b2;
  --mint-green: #00ff99;
  --amber: #ffbf00;
  --dark-orange: #cc6600;
  --light-blue: #add8e6;
  --light-gray: #d3d3d3;
  --mid-gray: #a9a9a9;
  --mid-dark-gray: #808080;
  --dark-gray: #555555;
  --very-dark-gray: #2d2d2d;
  --chatgpt-dark-gray: #444654;
  --chatgpt-darker-gray: #343541;
  --segmented-control-background: #2c2c2c;
  --news-tile-background: #000000;
  --news-title-text: #ffffff;
  --news-subtitle-text: #d3d3d3;
  --news-preview-background: #ffffff;
  --dot-carousel-background: #ffffff;
  --dot-carousel-border: #000000;
  --dot-selected: #000000;
  --light-nonactive-selected-dot: #808080;
  --dark-active-unselected-dot: #003399;
  --dark-unselected-dot: #003399;
  --dark-nonactive-selected-dot: #d9d9d9;
  --dark-nonactive-unselected-dot: #666666;
  --rolling-volatility-daily: #0d5973;
  --rolling-volatility-annualized: #bf7333;
  --global-settings-picker-background: #ededed;
  --bg: var(--dashboard-background);
  --bg-2: var(--global-settings-picker-background);
  --panel: var(--dashboard-background);
  --panel-2: var(--global-settings-picker-background);
  --border: var(--dashboard-divider-gray);
  --text: var(--very-dark-gray);
  --muted: var(--dashboard-subtitle-gray);
  --accent: var(--dashboard-accent-blue);
  --accent-2: var(--bright-blue);
  --accent-warm: var(--dashboard-highlight-orange);
  --good: var(--mint-green);
  --danger: var(--dashboard-highlight-orange);
  --shadow: 0 18px 50px rgba(45, 45, 45, 0.12);
  --shadow-soft: 0 12px 24px rgba(45, 45, 45, 0.08);
  --radius: 18px;
  --nav-width: 260px;
  --nav-collapsed: 76px;
  --page-bg: #ededed;
  --topbar-bg: rgba(255, 255, 255, 0.9);
  --nav-bg: rgba(255, 255, 255, 0.98);
  --nav-scrim: rgba(45, 45, 45, 0.35);
  --section-bg: rgba(255, 255, 255, 0.92);
  --section-border: var(--border);
  --card-bg: rgba(255, 255, 255, 0.96);
  --btn-ghost-border: var(--border);
  --badge-border: rgba(10, 132, 255, 0.25);
  --badge-bg: rgba(10, 132, 255, 0.08);
  --badge-text: var(--dashboard-accent-blue);
  --qr-border: rgba(10, 132, 255, 0.25);
  --qr-bg: rgba(10, 132, 255, 0.06);
  --accent-ink: #ffffff;
  --icon-btn-bg: rgba(10, 132, 255, 0.08);
  --icon-btn-border: rgba(45, 45, 45, 0.12);
  --icon-btn-border-hover: rgba(10, 132, 255, 0.35);
  --nav-link-hover-border: rgba(10, 132, 255, 0.35);
  --nav-link-hover-bg: rgba(10, 132, 255, 0.08);
  --focus-ring: rgba(10, 132, 255, 0.45);
  --hover-border: rgba(10, 132, 255, 0.3);
  --logo-badge-bg: linear-gradient(135deg, #0a84ff, #00ffff);
  --logo-badge-text: #ffffff;
  --logo-badge-shadow: 0 12px 24px rgba(10, 132, 255, 0.25);
  --stage-bg: radial-gradient(120% 110% at 20% 10%, rgba(10, 132, 255, 0.2), transparent 55%),
    radial-gradient(110% 120% at 85% 0%, rgba(255, 106, 0, 0.16), transparent 60%),
    linear-gradient(160deg, #ffffff, #ededed 100%);
  --stage-shadow: 0 22px 40px rgba(45, 45, 45, 0.14);
  --stage-dot: rgba(10, 132, 255, 0.12);
  --stage-grid: rgba(10, 132, 255, 0.08);
  --stage-grid-2: rgba(10, 132, 255, 0.05);
  --frame-border: rgba(45, 45, 45, 0.14);
  --frame-bg: linear-gradient(180deg, #ffffff, #ededed);
  --frame-shadow: inset 0 0 0 1px rgba(45, 45, 45, 0.06), 0 18px 30px rgba(45, 45, 45, 0.12);
  --frame-notch: #ededed;
  --frame-notch-shadow: inset 0 -1px 0 rgba(45, 45, 45, 0.08);
  --frame-inner-border: rgba(45, 45, 45, 0.1);
  --frame-media-bg: #ffffff;
  --lightbox-bg: var(--lightbox-content-bg);
  --lightbox-content-bg: rgba(255, 255, 255, 0.96);
  --lightbox-media-bg: #ffffff;
  --input-bg: var(--global-settings-picker-background);
  --input-border: var(--light-gray);
  --input-placeholder: var(--mid-dark-gray);
}

:root[data-theme="midnight"] {
  color-scheme: dark;
  --bg: #0b0d10;
  --bg-2: #0f131b;
  --panel: #141a24;
  --panel-2: #10151f;
  --border: rgba(255, 255, 255, 0.08);
  --text: #f4f6fb;
  --muted: #9aa3b2;
  --accent: #007aff;
  --accent-2: #4fc3ff;
  --accent-warm: #ff6b6b;
  --good: #4ade80;
  --danger: #ff6b6b;
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.4);
  --shadow-soft: 0 18px 50px rgba(0, 0, 0, 0.35);
  --page-bg: radial-gradient(1000px 600px at 20% -10%, rgba(0, 122, 255, 0.28), transparent 60%),
    radial-gradient(900px 700px at 110% 10%, rgba(79, 195, 255, 0.2), transparent 60%),
    linear-gradient(160deg, #090b10, #0d1119 45%, #0a0d13 100%);
  --topbar-bg: rgba(10, 13, 18, 0.9);
  --nav-bg: rgba(12, 15, 22, 0.98);
  --nav-scrim: rgba(2, 4, 7, 0.65);
  --section-bg: rgba(17, 21, 30, 0.8);
  --section-border: var(--border);
  --card-bg: rgba(16, 20, 28, 0.8);
  --btn-ghost-border: rgba(255, 255, 255, 0.2);
  --badge-border: rgba(255, 255, 255, 0.14);
  --badge-bg: transparent;
  --badge-text: var(--muted);
  --qr-border: rgba(255, 255, 255, 0.2);
  --qr-bg: rgba(10, 13, 19, 0.8);
  --accent-ink: #051427;
  --icon-btn-bg: rgba(255, 255, 255, 0.04);
  --icon-btn-border: rgba(255, 255, 255, 0.08);
  --icon-btn-border-hover: rgba(255, 255, 255, 0.2);
  --nav-link-hover-border: rgba(0, 122, 255, 0.4);
  --nav-link-hover-bg: rgba(0, 122, 255, 0.08);
  --focus-ring: rgba(0, 122, 255, 0.6);
  --hover-border: rgba(0, 122, 255, 0.35);
  --logo-badge-bg: linear-gradient(135deg, #0f7cff, #4fd5ff);
  --logo-badge-text: #041225;
  --logo-badge-shadow: 0 10px 24px rgba(0, 122, 255, 0.4);
  --stage-bg: radial-gradient(120% 110% at 20% 10%, rgba(0, 122, 255, 0.35), transparent 55%),
    radial-gradient(110% 120% at 85% 0%, rgba(79, 195, 255, 0.25), transparent 60%),
    linear-gradient(160deg, #0b0f18, #0e1522 55%, #0a0e16 100%);
  --stage-shadow: 0 22px 50px rgba(0, 0, 0, 0.45);
  --stage-dot: rgba(255, 255, 255, 0.08);
  --stage-grid: rgba(255, 255, 255, 0.06);
  --stage-grid-2: rgba(255, 255, 255, 0.04);
  --frame-border: rgba(255, 255, 255, 0.08);
  --frame-bg: linear-gradient(180deg, #0b0f16, #0a0c12);
  --frame-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06), 0 18px 30px rgba(0, 0, 0, 0.35);
  --frame-notch: #0b0f16;
  --frame-notch-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.1);
  --frame-inner-border: rgba(255, 255, 255, 0.05);
  --frame-media-bg: #0b0f16;
  --lightbox-bg: rgba(2, 5, 10, 0.8);
  --lightbox-content-bg: rgba(12, 16, 24, 0.95);
  --lightbox-media-bg: #ffffff;
  --input-bg: rgba(255, 255, 255, 0.04);
  --input-border: rgba(255, 255, 255, 0.16);
  --input-placeholder: #7f8798;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--page-bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  color: var(--accent-2);
}

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

.page {
  min-height: 100vh;
  position: relative;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--topbar-bg);
  border-bottom: 1px solid var(--section-border);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  letter-spacing: 0.3px;
}

.logo-badge {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--logo-badge-bg);
  color: var(--logo-badge-text);
  font-weight: 700;
  box-shadow: var(--logo-badge-shadow);
}

.icon-btn {
  border: 1px solid var(--icon-btn-border);
  background: var(--icon-btn-bg);
  color: var(--text);
  border-radius: 12px;
  padding: 10px 12px;
  font-size: 16px;
  cursor: pointer;
}

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

.collapse-icon {
  display: inline-block;
  font-size: 18px;
  line-height: 1;
  transform: rotate(180deg);
  transition: transform 0.2s ease;
}

.nav-collapsed .collapse-icon {
  transform: rotate(0deg);
}

.nav {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--nav-width);
  padding: 22px 16px 20px;
  background: var(--nav-bg);
  border-right: 1px solid var(--border);
  transform: translateX(-100%);
  transition: transform 0.25s ease, width 0.25s ease;
  z-index: 30;
}

.nav-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}

.nav-links {
  display: grid;
  gap: 10px;
}

.nav-group {
  display: grid;
  gap: 8px;
}

.nav-links a,
.nav-group-toggle {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid transparent;
  color: var(--muted);
  font-size: 15px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-group-toggle {
  width: 100%;
  text-align: left;
  background: none;
  cursor: pointer;
  font: inherit;
  justify-content: space-between;
  list-style: none;
}

.nav-group-toggle::-webkit-details-marker {
  display: none;
}

.nav-group-toggle::marker {
  content: '';
}

.nav-links a:hover,
.nav-links a:focus,
.nav-group-toggle:hover,
.nav-group-toggle:focus {
  color: var(--text);
  border-color: var(--nav-link-hover-border);
  background: var(--nav-link-hover-bg);
}

.nav-group-icon {
  display: inline-block;
  font-size: 12px;
  transform: rotate(0deg);
  transition: transform 0.2s ease;
}

.nav-group[open] .nav-group-icon {
  transform: rotate(90deg);
}

.nav-group-links {
  display: grid;
  gap: 8px;
  padding-left: 14px;
  margin-left: 4px;
  border-left: 1px solid var(--border);
}

.nav-group-links a {
  font-size: 14px;
  padding: 8px 12px;
}

.nav-meta {
  margin-top: 24px;
  display: grid;
  gap: 10px;
  color: var(--muted);
  font-size: 13px;
}

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

.nav-open .nav {
  transform: translateX(0);
}

.nav-open .nav-scrim {
  opacity: 1;
  pointer-events: auto;
}

.nav-scrim {
  position: fixed;
  inset: 0;
  background: var(--nav-scrim);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 25;
}

.content {
  padding: 26px 20px 64px;
  max-width: 1200px;
  margin: 0 auto;
}

.section {
  margin: 42px 0;
  padding: 24px;
  border: 1px solid var(--section-border);
  border-radius: var(--radius);
  background: var(--section-bg);
  box-shadow: var(--shadow);
}

.section h2 {
  margin: 0 0 12px;
  font-size: 24px;
}

.section p {
  margin: 0 0 14px;
  color: var(--muted);
  line-height: 1.6;
}

.hero {
  display: grid;
  gap: 18px;
}

.hero h1 {
  font-size: 34px;
  margin: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 12px 18px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
}

.btn.primary {
  background: var(--accent);
  color: var(--accent-ink);
}

.btn.ghost {
  background: transparent;
  border-color: var(--btn-ghost-border);
  color: var(--text);
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.badge {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--badge-border);
  background: var(--badge-bg);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--badge-text);
}

.qr-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border-radius: 16px;
  border: 1px dashed var(--qr-border);
  background: var(--qr-bg);
}

.qr-card img {
  width: 160px;
  height: 160px;
}

.gallery-grid {
  --gallery-frame-max-height: calc(90vh - 140px);
  display: grid;
  gap: 18px;
  grid-template-columns: minmax(0, 1fr);
  margin: 42px 0;
}

.gallery-tile {
  margin: 0;
}

.gallery-card {
  text-align: left;
  width: 100%;
  cursor: pointer;
  appearance: none;
  border-radius: 16px;
  padding: 0;
  background: transparent;
  border: 0;
  display: grid;
  color: inherit;
  font: inherit;
}

.gallery-card:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.phone-stage {
  position: relative;
  border-radius: 20px;
  padding: 16px;
  display: grid;
  place-items: center;
  background: var(--stage-bg);
  box-shadow: var(--stage-shadow);
  overflow: hidden;
  justify-self: center;
  width: min(100%, calc(var(--gallery-frame-max-height, 70vh) * 9 / 19.5 + 32px));
}

.phone-stage::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-radial-gradient(circle at 20% 20%, var(--stage-dot), transparent 2px);
  opacity: 0.08;
  pointer-events: none;
}

.phone-stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, var(--stage-grid) 0, var(--stage-grid) 1px, transparent 1px, transparent 16px),
    repeating-linear-gradient(90deg, var(--stage-grid-2) 0, var(--stage-grid-2) 1px, transparent 1px, transparent 16px);
  opacity: 0.12;
  pointer-events: none;
}

.phone-stage--bare {
  padding: 0;
  background: transparent;
  box-shadow: none;
  border-radius: 0;
  overflow: visible;
  width: min(100%, calc(var(--gallery-frame-max-height, 70vh) * 9 / 19.5));
}

.phone-stage--bare::before,
.phone-stage--bare::after {
  display: none;
}

.phone-stage--bare img,
.phone-stage--bare video {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 0;
}

.phone-frame {
  position: relative;
  z-index: 1;
  border-radius: 32px;
  border: 1px solid var(--frame-border);
  background: var(--frame-bg);
  padding: 16px 10px 12px;
  aspect-ratio: 9 / 19.5;
  width: min(100%, calc(var(--gallery-frame-max-height, 70vh) * 9 / 19.5));
  max-height: var(--gallery-frame-max-height, 70vh);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--frame-shadow);
}

.phone-frame::before {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 20px;
  border-radius: 999px;
  background: var(--frame-notch);
  box-shadow: var(--frame-notch-shadow);
  z-index: 2;
}

.phone-frame::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 26px;
  border: 1px solid var(--frame-inner-border);
  pointer-events: none;
}

.phone-frame video,
.phone-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 24px;
  background: var(--frame-media-bg);
}

.lightbox {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: var(--lightbox-bg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 50;
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-content {
  position: relative;
  width: min(90vw, 960px);
  background: var(--lightbox-content-bg);
  border-radius: 20px;
  border: 1px solid var(--border);
  padding: 18px;
  box-shadow: var(--shadow);
  display: grid;
  gap: 12px;
}

.lightbox-close {
  position: absolute;
  top: 12px;
  right: 12px;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-size: 20px;
  line-height: 1;
  z-index: 2;
}

.lightbox-prev {
  left: 12px;
}

.lightbox-next {
  right: 12px;
}

.lightbox.is-single .lightbox-nav {
  display: none;
}

.lightbox-media {
  border-radius: 16px;
  background: var(--lightbox-media-bg);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  order: 3;
}

.lightbox-media img,
.lightbox-media video {
  width: 100%;
  height: auto;
  max-height: 70vh;
  border-radius: 12px;
  object-fit: contain;
}

.lightbox-media img {
  touch-action: pan-y;
}

.lightbox-title {
  margin: 0;
  font-size: 18px;
  order: 1;
}

.lightbox-caption {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  order: 2;
}

.lightbox-open {
  overflow: hidden;
}

.signup-grid {
  display: grid;
  gap: 20px;
}

.signup-form {
  display: grid;
  gap: 12px;
}

.signup-options {
  margin: 0;
  padding: 0;
  border: 0;
  display: grid;
  gap: 10px;
}

.signup-options legend {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 4px;
}

.signup-options input[type="radio"],
.signup-options input[type="checkbox"] {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
}

.signup-option {
  display: grid;
  gap: 4px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  cursor: pointer;
  color: var(--text);
}

.signup-options input[type="radio"]:focus-visible + .signup-option,
.signup-options input[type="checkbox"]:focus-visible + .signup-option {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
}

.signup-options input[type="radio"]:checked + .signup-option,
.signup-options input[type="checkbox"]:checked + .signup-option {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent) inset;
  background: var(--badge-bg);
}

.signup-option-title {
  font-weight: 600;
}

.signup-option-note {
  font-size: 13px;
  color: var(--muted);
}

.signup-form input[type="email"] {
  padding: 14px 16px;
  border-radius: 12px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  color: var(--text);
  font-size: 16px;
}

.signup-form input[type="email"]::placeholder {
  color: var(--input-placeholder);
}

.signup-form button {
  padding: 14px 16px;
  border-radius: 12px;
  border: none;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  cursor: pointer;
}

.hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
}

.msg {
  font-size: 14px;
  min-height: 18px;
}

.msg.ok {
  color: #000;
}

.msg.err {
  color: var(--danger);
}

.card-grid {
  display: grid;
  gap: 16px;
}

.card {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--card-bg);
}

.feature-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  display: grid;
  gap: 8px;
  line-height: 1.5;
}

.footer {
  margin: 40px 0 10px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

@media (min-width: 720px) {
  .hero {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: center;
  }

  .hero > :only-child {
    grid-column: 1 / -1;
  }

  .gallery-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .signup-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 979px) {
  .section,
  .gallery-grid {
    scroll-margin-top: 80px;
  }
}

@media (min-width: 980px) {
  .topbar {
    display: none;
  }

  .page {
    display: grid;
    grid-template-columns: var(--nav-width) 1fr;
  }

  .nav {
    position: sticky;
    top: 0;
    height: 100vh;
    transform: translateX(0);
  }

  .nav-scrim {
    display: none;
  }

  .content {
    padding: 36px 52px 80px;
  }

  .nav-collapsed .page {
    grid-template-columns: var(--nav-collapsed) 1fr;
  }

  .nav-collapsed .nav {
    width: var(--nav-collapsed);
  }

  .nav-collapsed .nav-links a span,
  .nav-collapsed .nav-group-toggle span,
  .nav-collapsed .nav-group-links,
  .nav-collapsed .nav-meta,
  .nav-collapsed .brand span {
    display: none;
  }

  .nav-collapsed .nav-links a,
  .nav-collapsed .nav-group-toggle {
    justify-content: center;
  }
}