@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Sora:wght@500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

html, body {
  margin: 0;
  padding: 0;
  font-family: 'Manrope', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

:root {
  --bg-main: #edf4ff;
  --bg-color: #eef5ff;
  --card-bg: rgba(255, 255, 255, 0.2);
  --surface-strong: rgba(255, 255, 255, 0.7);
  --surface-soft: rgba(255, 255, 255, 0.35);
  --surface-inset: rgba(255, 255, 255, 0.62);
  --surface-elevated: rgba(255, 255, 255, 0.9);
  --surface-contrast: #f8fafc;
  --surface-muted: #f3f4f6;
  --surface-muted-strong: #eef2ff;
  --surface-code: #fafafa;
  --surface-code-strong: #ffffff;

  --text-primary: #13263f;
  --text-secondary: #41526d;
  --text-muted: #6a7890;

  --primary-color: #2973db;
  --primary-strong: #1253b8;
  --success-color: #16a56f;
  --danger-color: #d14e4f;
  --warning-color: #2f80ed;

  --status-online: #16a56f;
  --status-away: #2f80ed;

  --border-color: rgba(255, 255, 255, 0.65);
  --border-strong: rgba(255, 255, 255, 0.9);
  --focus-ring: 0 0 0 3px rgba(41, 115, 219, 0.2);
  --line-color: #e5e7eb;

  --shadow-sm: 0 4px 15px rgba(19, 38, 63, 0.03);
  --shadow-md: 0 12px 32px rgba(19, 38, 63, 0.06);
  --shadow-lg: 0 24px 48px rgba(19, 38, 63, 0.08);
  --shadow-inner: inset 0 2px 8px rgba(255, 255, 255, 0.4);
  --shell-shadow: 0 20px 44px rgba(19, 38, 63, 0.12);
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  
  /* Borders */
  --border-radius-sm: 0.375rem;
  --border-radius-md: 0.5rem;
  --border-radius-lg: 0.75rem;
  --border-radius-xl: 1rem;
  --border-radius-full: 9999px;
  
  --chat-bg-you: #d9efde;
  --chat-bg-opponent: #f1f6fd;
  --shell-bg: rgba(255, 255, 255, 0.7);
  --shell-border: rgba(132, 158, 191, 0.28);
  --shell-button-bg: rgba(255, 255, 255, 0.82);
  --shell-button-hover: rgba(255, 255, 255, 0.96);
  --input-bg: rgba(255, 255, 255, 0.88);
  --input-border: rgba(132, 158, 191, 0.45);
  --input-disabled-bg: rgba(236, 241, 248, 0.84);
  --chip-bg: rgba(255, 255, 255, 0.82);
  --chip-border: rgba(148, 163, 184, 0.18);
  --chip-bg-strong: rgba(255, 255, 255, 0.94);
  --page-bg:
    radial-gradient(circle at 0% 12%, rgba(54, 145, 255, 0.46), transparent 31%),
    radial-gradient(circle at 100% 18%, rgba(56, 199, 163, 0.4), transparent 30%),
    radial-gradient(circle at 42% 88%, rgba(61, 211, 154, 0.3), transparent 34%),
    linear-gradient(180deg, #f4f9ff 0%, #e4efff 46%, #e1f6ec 100%);
  --grid-line-color: rgba(19, 38, 63, 0.035);
  --success-soft: rgba(22, 165, 111, 0.14);
  --success-border: rgba(22, 165, 111, 0.28);
  --success-text: #0f8a5b;
  --danger-soft: rgba(209, 78, 79, 0.14);
  --danger-border: rgba(209, 78, 79, 0.3);
  --danger-text: #b83f40;
  --info-soft: rgba(47, 128, 237, 0.12);
  --info-border: rgba(47, 128, 237, 0.22);
  --info-text: #1f63c8;
  --warning-soft: rgba(255, 244, 224, 0.8);
  --warning-border: rgba(219, 146, 41, 0.45);
  --warning-text: #92400e;
  --status-neutral-bg: #e5e7eb;
  --status-neutral-text: #374151;
  --status-danger-bg: #fee2e2;
  --status-danger-text: #b91c1c;
  --status-info-bg: #dbeafe;
  --status-info-text: #1d4ed8;
  --status-success-bg: #d1fae5;
  --status-success-text: #047857;
  --status-private-bg: #e0f2fe;
  --status-private-text: #1d4ed8;
  --status-warning-bg: #fff7ed;
  --status-warning-text: #c2410c;
  --status-gold-bg: #fef3c7;
  --status-gold-text: #92400e;
  --status-surface-bg: #f8fafc;
  --status-surface-text: #475569;
  --status-surface-border: #cbd5e1;
  --hero-dark-bg: linear-gradient(180deg, #0e1c34 0%, #122645 100%);
  --hero-dark-surface: rgba(7, 12, 24, 0.72);
  --hero-dark-text: #ffffff;
  --dropdown-menu-bg: rgba(244, 249, 255, 0.98);
  --dropdown-menu-surface: rgba(255, 255, 255, 0.92);
  --dropdown-item-bg: rgba(255, 255, 255, 0.9);
  --dropdown-item-hover-bg: rgba(231, 243, 255, 0.98);
  --dropdown-item-active-bg: rgba(41, 115, 219, 0.16);
  --dropdown-item-border: rgba(132, 158, 191, 0.18);
  --dropdown-item-border-strong: rgba(41, 115, 219, 0.28);
  --dropdown-item-text: #13263f;
  --dropdown-item-muted: #41526d;
  --glass-btn-text: var(--text-primary);
  --glass-btn-border: color-mix(in srgb, var(--primary-color) 34%, var(--border-color));
  --glass-btn-border-strong: color-mix(in srgb, var(--primary-color) 52%, var(--border-color));
  --glass-btn-bg:
    linear-gradient(135deg, rgba(84, 165, 255, 0.32) 0%, rgba(47, 128, 237, 0.26) 52%, rgba(32, 175, 156, 0.2) 100%),
    color-mix(in srgb, var(--surface-elevated) 90%, transparent);
  --glass-btn-bg-soft:
    linear-gradient(135deg, rgba(84, 165, 255, 0.2) 0%, rgba(47, 128, 237, 0.14) 52%, rgba(32, 175, 156, 0.1) 100%),
    color-mix(in srgb, var(--surface-elevated) 86%, transparent);
  --glass-btn-shadow: 0 10px 22px rgba(19, 54, 99, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.38);
  --glass-btn-shadow-hover: 0 14px 28px rgba(19, 54, 99, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

[data-theme='dark'] {
  --bg-main: #07111f;
  --bg-color: #081321;
  --card-bg: rgba(10, 19, 33, 0.74);
  --surface-strong: rgba(20, 32, 49, 0.84);
  --surface-soft: rgba(12, 22, 37, 0.62);
  --surface-inset: rgba(14, 24, 38, 0.82);
  --surface-elevated: rgba(21, 32, 49, 0.92);
  --surface-contrast: rgba(8, 15, 27, 0.96);
  --surface-muted: rgba(255, 255, 255, 0.06);
  --surface-muted-strong: rgba(59, 130, 246, 0.12);
  --surface-code: rgba(10, 18, 31, 0.84);
  --surface-code-strong: rgba(8, 15, 27, 0.96);

  --text-primary: #f3f7ff;
  --text-secondary: #b3c0d6;
  --text-muted: #7f91aa;

  --primary-color: #76b8ff;
  --primary-strong: #9bd3ff;
  --success-color: #63d29b;
  --danger-color: #ff8b8b;
  --warning-color: #7cb8ff;

  --status-online: #5fe0a0;
  --status-away: #8bc6ff;

  --border-color: rgba(117, 144, 180, 0.2);
  --border-strong: rgba(183, 206, 235, 0.22);
  --focus-ring: 0 0 0 3px rgba(118, 184, 255, 0.18);
  --line-color: rgba(117, 144, 180, 0.18);

  --shadow-sm: 0 10px 24px rgba(2, 6, 23, 0.28);
  --shadow-md: 0 18px 48px rgba(2, 6, 23, 0.34);
  --shadow-lg: 0 28px 60px rgba(2, 6, 23, 0.42);
  --shadow-inner: inset 0 1px 0 rgba(255, 255, 255, 0.05);
  --shell-shadow: 0 20px 44px rgba(2, 6, 23, 0.42);

  --chat-bg-you: rgba(40, 181, 123, 0.22);
  --chat-bg-opponent: rgba(255, 255, 255, 0.06);
  --shell-bg: rgba(11, 20, 35, 0.72);
  --shell-border: rgba(146, 171, 204, 0.16);
  --shell-button-bg: rgba(17, 29, 47, 0.78);
  --shell-button-hover: rgba(23, 37, 58, 0.96);
  --input-bg: rgba(12, 22, 37, 0.84);
  --input-border: rgba(117, 144, 180, 0.24);
  --input-disabled-bg: rgba(10, 18, 31, 0.68);
  --chip-bg: rgba(15, 25, 41, 0.74);
  --chip-border: rgba(117, 144, 180, 0.18);
  --chip-bg-strong: rgba(20, 33, 50, 0.96);
  --page-bg:
    radial-gradient(circle at 2% 14%, rgba(33, 101, 214, 0.42), transparent 28%),
    radial-gradient(circle at 100% 16%, rgba(20, 160, 118, 0.3), transparent 30%),
    radial-gradient(circle at 74% 92%, rgba(17, 70, 143, 0.24), transparent 30%),
    linear-gradient(180deg, #07111f 0%, #091527 46%, #071a1d 100%);
  --grid-line-color: rgba(130, 156, 196, 0.08);
  --success-soft: rgba(72, 190, 132, 0.16);
  --success-border: rgba(99, 210, 155, 0.24);
  --success-text: #7be0af;
  --danger-soft: rgba(225, 104, 104, 0.16);
  --danger-border: rgba(255, 125, 125, 0.24);
  --danger-text: #ff9a9a;
  --info-soft: rgba(74, 144, 226, 0.16);
  --info-border: rgba(116, 184, 255, 0.26);
  --info-text: #8bc6ff;
  --warning-soft: rgba(245, 158, 11, 0.16);
  --warning-border: rgba(245, 158, 11, 0.24);
  --warning-text: #ffc46b;
  --status-neutral-bg: rgba(148, 163, 184, 0.16);
  --status-neutral-text: #d4deec;
  --status-danger-bg: rgba(225, 104, 104, 0.16);
  --status-danger-text: #ff9a9a;
  --status-info-bg: rgba(59, 130, 246, 0.18);
  --status-info-text: #8bc6ff;
  --status-success-bg: rgba(34, 197, 94, 0.16);
  --status-success-text: #7be0af;
  --status-private-bg: rgba(99, 102, 241, 0.18);
  --status-private-text: #b9c7ff;
  --status-warning-bg: rgba(245, 158, 11, 0.18);
  --status-warning-text: #ffc46b;
  --status-gold-bg: rgba(245, 158, 11, 0.16);
  --status-gold-text: #ffd37f;
  --status-surface-bg: rgba(15, 25, 41, 0.76);
  --status-surface-text: #a8bad4;
  --status-surface-border: rgba(117, 144, 180, 0.2);
  --hero-dark-bg: linear-gradient(180deg, rgba(8, 16, 29, 0.96) 0%, rgba(11, 21, 39, 0.98) 100%);
  --hero-dark-surface: rgba(5, 11, 22, 0.76);
  --hero-dark-text: #f8fbff;
  --dropdown-menu-bg: rgba(8, 16, 29, 0.98);
  --dropdown-menu-surface: rgba(13, 24, 40, 0.94);
  --dropdown-item-bg: rgba(16, 28, 45, 0.9);
  --dropdown-item-hover-bg: rgba(24, 41, 64, 0.98);
  --dropdown-item-active-bg: rgba(118, 184, 255, 0.2);
  --dropdown-item-border: rgba(117, 144, 180, 0.2);
  --dropdown-item-border-strong: rgba(118, 184, 255, 0.3);
  --dropdown-item-text: #f3f7ff;
  --dropdown-item-muted: #b3c0d6;
}

body {
  min-height: 100vh;
  position: relative;
  background: var(--page-bg);
  color: var(--text-primary);
  transition: background 0.25s ease, color 0.25s ease;
}

#root {
  min-height: 100vh;
}

/* Hide scrollbar chrome globally while keeping scroll behavior enabled. */

html,
body,
#root,
#root * {
  -ms-overflow-style: none;
  scrollbar-width: none;
}

html::-webkit-scrollbar,
body::-webkit-scrollbar,
#root::-webkit-scrollbar,
#root *::-webkit-scrollbar {
  width: 0;
  height: 0;
  display: none;
}

/* Reset Box Sizing */

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

/* Base Headings */

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-family: 'Sora', 'Manrope', sans-serif;
  font-weight: 700;
  color: var(--text-primary);
}

p {
  margin: 0 0 1rem 0;
  line-height: 1.5;
}

button {
  cursor: pointer;
  font-family: inherit;
  color: var(--glass-btn-text);
  border: 1px solid var(--glass-btn-border);
  border-radius: 12px;
  background: var(--glass-btn-bg-soft);
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  box-shadow: var(--glass-btn-shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease, color 0.18s ease;
}

button:hover:not(:disabled):not(.auth-password-toggle):not(.settings-password-toggle) {
  transform: translateY(-1px);
  border-color: var(--glass-btn-border-strong);
  box-shadow: var(--glass-btn-shadow-hover);
}

button:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring), var(--glass-btn-shadow);
}

button:disabled {
  opacity: 0.68;
  cursor: not-allowed;
}

input,
textarea,
select {
  font: inherit;
}

select option,
select optgroup {
  background-color: var(--dropdown-menu-bg);
  color: var(--dropdown-item-text);
}

select optgroup {
  font-weight: 800;
}

select option {
  padding: 10px 14px;
  font-weight: 600;
}

select option:checked {
  background-color: var(--dropdown-item-active-bg);
  color: var(--dropdown-item-text);
  font-weight: 700;
}

select option:hover,
select option:focus,
select option:focus-visible {
  background-color: var(--dropdown-item-hover-bg);
  color: var(--dropdown-item-text);
}

select option:disabled {
  color: var(--text-muted);
}

a {
  color: inherit;
}

/* Utilities */

.card {
  background: var(--card-bg);
  border: 1.5px solid var(--border-color);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md), var(--shadow-inner);
  padding: var(--spacing-md);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.glass-panel {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-md);
}

.pill-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  border-radius: var(--border-radius-full);
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.pill-btn:hover {
  transform: translateY(-1px);
}

.pill-btn-primary {
  color: var(--glass-btn-text);
  border: 1px solid var(--glass-btn-border);
  background: var(--glass-btn-bg);
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  box-shadow: var(--glass-btn-shadow);
}

.pill-btn-secondary {
  color: var(--text-primary);
  background: var(--surface-strong);
  border: 1px solid var(--border-color);
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.code-font {
  font-family: 'JetBrains Mono', 'Courier New', Courier, monospace;
}
.header {
  height: 88px;
  width: min(96vw, 1540px);
  max-width: none;
  margin: 24px auto 0;
  padding: 0 32px;
  border-radius: 999px;
  border: 1px solid var(--shell-border);
  background: var(--shell-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shell-shadow);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 24px;
  z-index: 50;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand-link {
  text-decoration: none;
}

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

.brand-copy {
  display: flex;
  flex-direction: column;
}

.brand-tag {
  font-size: 0.76rem;
  color: var(--text-muted);
  font-weight: 600;
}

.logo-image {
  width: 48px;
  height: 44px;
  padding: 3px;
  object-fit: contain;
  display: block;
  border-radius: 12px;
  box-shadow: 0 12px 26px rgba(41, 115, 219, 0.2);
}

.logo {
  font-family: 'Sora', 'Manrope', sans-serif;
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  margin: 0;
}

.nav-links {
  display: flex;
  gap: 8px;
  background: transparent;
}

.nav-links a {
  font-family: 'Sora', 'Manrope', sans-serif;
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.88rem;
  letter-spacing: 0.01em;
  padding: 10px 16px;
  border-radius: 999px;
  transition: color 0.2s, background-color 0.2s;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--text-primary);
  background: var(--shell-button-hover);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-login-btn {
  height: 38px;
  border-radius: 999px;
  padding: 0 18px;
  color: var(--text-primary);
  text-decoration: none;
  font-family: 'Sora', 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 0.84rem;
  letter-spacing: 0.01em;
  background:
    linear-gradient(135deg, rgba(84, 165, 255, 0.2) 0%, rgba(47, 128, 237, 0.14) 52%, rgba(32, 175, 156, 0.1) 100%),
    color-mix(in srgb, var(--shell-button-bg) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary-color) 30%, var(--shell-border));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow: 0 10px 20px rgba(19, 54, 99, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.34);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.header-login-btn:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary-color) 46%, var(--shell-border));
  box-shadow: 0 12px 24px rgba(19, 54, 99, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.44);
  background:
    linear-gradient(135deg, rgba(84, 165, 255, 0.26) 0%, rgba(47, 128, 237, 0.2) 52%, rgba(32, 175, 156, 0.14) 100%),
    color-mix(in srgb, var(--shell-button-hover) 94%, transparent);
  color: var(--text-primary);
}

.header-login-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.header-signup-btn {
  height: 38px;
  border-radius: 999px;
  padding: 0 18px;
  color: #ffffff;
  text-decoration: none;
  font-family: 'Sora', 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 0.84rem;
  letter-spacing: 0.01em;
  background: var(--primary-color);
  border: 1px solid var(--primary-color);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 16px rgba(47, 128, 237, 0.4);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.header-signup-btn:hover {
  transform: translateY(-1px);
  background: color-mix(in srgb, var(--primary-color) 85%, #000);
  box-shadow: 0 2px 20px rgba(47, 128, 237, 0.5);
  color: #ffffff;
}

.header-signup-btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.header-user-search {
  position: relative;
  width: min(34vw, 330px);
}

.user-search-shell {
  height: 38px;
  border-radius: 999px;
  border: 1px solid var(--shell-border);
  background: var(--shell-button-bg);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 12px;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}

.user-search-shell:focus-within,
.user-search-shell.is-open {
  border-color: rgba(41, 115, 219, 0.45);
  background: var(--surface-elevated);
  box-shadow: 0 10px 24px rgba(41, 115, 219, 0.14);
}

.user-search-icon {
  color: var(--text-muted);
  flex-shrink: 0;
}

.user-search-input {
  flex: 1;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 0.9rem;
  min-width: 0;
}

.user-search-input::placeholder {
  color: var(--text-muted);
}

.user-search-dropdown {
  position: absolute;
  top: calc(100% + 9px);
  right: 0;
  width: 100%;
  min-width: 260px;
  border-radius: 16px;
  padding: 8px;
  border: 1px solid var(--dropdown-item-border-strong);
  background: linear-gradient(180deg, var(--dropdown-menu-bg) 0%, var(--dropdown-menu-surface) 100%);
  box-shadow: 0 24px 42px rgba(14, 34, 58, 0.18);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
  z-index: 90;
}

.user-search-list {
  display: grid;
  gap: 8px;
  max-height: 320px;
  overflow-y: auto;
}

.user-search-item {
  width: 100%;
  border: 1px solid var(--dropdown-item-border);
  border-radius: 14px;
  background: var(--dropdown-item-bg);
  padding: 10px 12px;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  align-items: center;
  gap: 10px;
  text-align: left;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.user-search-item:hover,
.user-search-item:focus-visible {
  outline: none;
  background: var(--dropdown-item-hover-bg);
  border-color: var(--dropdown-item-border-strong);
  box-shadow: 0 12px 24px rgba(41, 115, 219, 0.12);
  transform: translateY(-1px);
}

.user-search-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  object-fit: cover;
  border: 1px solid var(--border-color);
}

.user-search-meta {
  display: grid;
  min-width: 0;
}

.user-search-name {
  font-weight: 700;
  color: var(--dropdown-item-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-search-username {
  color: var(--dropdown-item-muted);
  font-size: 0.79rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.user-search-empty {
  padding: 14px 12px;
  border: 1px solid var(--dropdown-item-border);
  border-radius: 14px;
  background: var(--dropdown-item-bg);
  color: var(--dropdown-item-muted);
  font-size: 0.86rem;
}

.header-username {
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
}

.header-username:hover {
  text-decoration: underline;
}

.header-logout-btn {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  color: var(--danger-text);
  background:
    linear-gradient(135deg, rgba(209, 78, 79, 0.22) 0%, rgba(225, 104, 104, 0.16) 100%),
    color-mix(in srgb, var(--shell-button-bg) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger-color) 36%, var(--danger-border));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow: 0 10px 20px rgba(140, 38, 51, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.3);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
}

.header-logout-btn:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--danger-color) 52%, var(--danger-border));
  box-shadow: 0 12px 24px rgba(140, 38, 51, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.4);
  background:
    linear-gradient(135deg, rgba(209, 78, 79, 0.28) 0%, rgba(225, 104, 104, 0.2) 100%),
    color-mix(in srgb, var(--shell-button-hover) 94%, transparent);
}

.header-notification-shell {
  position: relative;
}

.header-notification-btn {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  color: var(--text-primary);
  background:
    linear-gradient(135deg, rgba(70, 177, 141, 0.2) 0%, rgba(39, 145, 205, 0.14) 100%),
    color-mix(in srgb, var(--shell-button-bg) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary-color) 30%, var(--shell-border));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow: 0 10px 20px rgba(19, 54, 99, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.34);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
  cursor: pointer;
  position: relative;
}

.header-notification-btn:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary-color) 46%, var(--shell-border));
  box-shadow: 0 12px 24px rgba(19, 54, 99, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.44);
  background:
    linear-gradient(135deg, rgba(70, 177, 141, 0.28) 0%, rgba(39, 145, 205, 0.2) 100%),
    color-mix(in srgb, var(--shell-button-hover) 94%, transparent);
}

.header-notification-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: linear-gradient(135deg, #ff5858 0%, #ff9458 100%);
  color: #fff;
  font-size: 0.66rem;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
}

.header-notification-dropdown {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: min(360px, 88vw);
  border-radius: 18px;
  border: 1px solid var(--dropdown-item-border-strong);
  background: linear-gradient(180deg, var(--dropdown-menu-bg) 0%, var(--dropdown-menu-surface) 100%);
  box-shadow: 0 24px 42px rgba(14, 34, 58, 0.18);
  padding: 10px;
  z-index: 120;
}

.header-notification-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 6px 6px 10px;
}

.header-notification-head h3 {
  margin: 0;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}

.header-notification-mark-all {
  border: 0;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.78rem;
  padding: 4px 8px;
  border-radius: 999px;
  cursor: pointer;
}

.header-notification-mark-all:hover:not(:disabled) {
  color: var(--text-primary);
  background: var(--shell-button-hover);
}

.header-notification-mark-all:disabled {
  opacity: 0.5;
  cursor: default;
}

.header-notification-list {
  display: grid;
  gap: 8px;
  max-height: min(56vh, 430px);
  overflow-y: auto;
  padding: 0 2px 2px;
}

.header-notification-item {
  width: 100%;
  border: 1px solid var(--dropdown-item-border);
  border-radius: 14px;
  background: var(--dropdown-item-bg);
  padding: 10px 12px;
  text-align: left;
  display: grid;
  gap: 4px;
  cursor: pointer;
  transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
}

.header-notification-item:hover,
.header-notification-item:focus-visible {
  outline: none;
  background: var(--dropdown-item-hover-bg);
  border-color: var(--dropdown-item-border-strong);
  box-shadow: 0 12px 24px rgba(41, 115, 219, 0.12);
  transform: translateY(-1px);
}

.header-notification-item.is-unread {
  border-color: color-mix(in srgb, var(--primary-color) 48%, var(--dropdown-item-border-strong));
  background: linear-gradient(180deg, color-mix(in srgb, var(--dropdown-item-bg) 80%, rgba(84, 165, 255, 0.2)) 0%, var(--dropdown-item-bg) 100%);
}

.header-notification-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.header-notification-title {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--dropdown-item-text);
}

.header-notification-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary-color);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary-color) 22%, transparent);
  flex-shrink: 0;
}

.header-notification-body {
  color: var(--dropdown-item-muted);
  font-size: 0.8rem;
  line-height: 1.35;
}

.header-notification-meta {
  color: var(--text-muted);
  font-size: 0.74rem;
}

.header-notification-empty {
  padding: 14px 12px;
  border: 1px solid var(--dropdown-item-border);
  border-radius: 14px;
  background: var(--dropdown-item-bg);
  color: var(--dropdown-item-muted);
  font-size: 0.86rem;
}

.user-avatar-small {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--border-strong);
  box-shadow: var(--shadow-sm);
}

.user-avatar-small img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 980px) {
  .header {
    margin: 10px 12px 0;
    padding: 0 14px;
    height: 82px;
    top: 10px;
  }

  .brand-tag,
  .header-username {
    display: none;
  }

  .header-left {
    gap: 12px;
  }

  .nav-links a {
    padding: 9px 12px;
    font-size: 0.8rem;
  }

  .header-user-search {
    width: 220px;
  }

  .user-search-dropdown {
    min-width: 220px;
  }
}

@media (max-width: 760px) {
  .header-right {
    gap: 8px;
  }

  .header-user-search {
    width: 170px;
  }

  .user-search-input {
    font-size: 0.84rem;
  }

  .header-notification-dropdown {
    right: -36px;
  }
}

.header-settings-btn {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  color: var(--text-primary);
  background:
    linear-gradient(135deg, rgba(84, 165, 255, 0.2) 0%, rgba(47, 128, 237, 0.14) 52%, rgba(32, 175, 156, 0.1) 100%),
    color-mix(in srgb, var(--shell-button-bg) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--primary-color) 30%, var(--shell-border));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow: 0 10px 20px rgba(19, 54, 99, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.34);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
  cursor: pointer;
}

.header-auth-buttons {
  display: flex;
  gap: 12px;
  align-items: center;
}

.header-settings-btn:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--primary-color) 46%, var(--shell-border));
  box-shadow: 0 12px 24px rgba(19, 54, 99, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.44);
  background:
    linear-gradient(135deg, rgba(84, 165, 255, 0.26) 0%, rgba(47, 128, 237, 0.2) 52%, rgba(32, 175, 156, 0.14) 100%),
    color-mix(in srgb, var(--shell-button-hover) 94%, transparent);
  color: var(--text-primary);
}
.landing {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  overflow: clip;
}

.landing-loader {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 14px;
  background: color-mix(in srgb, var(--bg-color) 88%, transparent);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.26s ease, visibility 0.26s ease;
}

.landing-loader.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.landing-loader-ring {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 3px solid color-mix(in srgb, var(--primary-color) 24%, transparent);
  border-top-color: var(--primary-color);
  position: relative;
  animation: landing-loader-spin 0.8s linear infinite;
}

.landing-loader-ring::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--primary-color) 36%, transparent);
  animation: landing-loader-pulse 1.25s ease-out infinite;
}

.landing-loader-text {
  margin: 0;
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-secondary);
  animation: landing-loader-text-glow 1.2s ease-in-out infinite;
}

.landing::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-color) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.75), transparent 90%);
}

.landing-atmosphere {
  position: absolute;
  inset: -20% -15% auto;
  height: 76vh;
  pointer-events: none;
  background:
    radial-gradient(circle at 10% 26%, rgba(47, 128, 237, 0.42), transparent 42%),
    radial-gradient(circle at 88% 18%, rgba(22, 165, 111, 0.35), transparent 36%),
    radial-gradient(circle at 56% 64%, rgba(47, 128, 237, 0.22), transparent 34%);
  filter: blur(10px);
  z-index: 0;
}

.landing-topbar {
  position: sticky;
  top: 24px;
  z-index: 20;
  padding: 24px 0 0;
}

.landing-topbar-inner {
  width: min(96vw, 1540px);
  margin: 0 auto;
  min-height: 88px;
  border: 1px solid var(--shell-border);
  border-radius: 999px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 0 32px;
}

.landing-brand {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.landing-brand-logo {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 22px rgba(41, 115, 219, 0.22);
}

.landing-brand-copy {
  display: grid;
  line-height: 1.1;
}

.landing-brand-copy strong {
  font-family: 'Sora', 'Manrope', sans-serif;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

.landing-brand-copy span {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.landing-nav {
  justify-self: center;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border-radius: 999px;
  border: 1px solid var(--shell-border);
  background: var(--surface-soft);
}

.landing-nav a {
  padding: 8px 14px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 700;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.landing-nav a:hover {
  background: var(--surface-elevated);
  color: var(--text-primary);
}

.landing-topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.landing-text-link {
  text-decoration: none;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  background: var(--surface-strong);
  padding: 8px 12px;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 700;
}

.landing-main {
  width: min(1420px, 94vw);
  margin: 0 auto;
  padding: 26px 0 52px;
  position: relative;
  z-index: 1;
  display: grid;
  gap: 34px;
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 20px;
  padding: 22px;
  overflow: hidden;
}

.landing-hero-copy {
  display: grid;
  gap: 16px;
  align-content: start;
}

.landing-hero-badge {
  width: fit-content;
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--info-border);
  background: var(--info-soft);
  color: var(--info-text);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.landing-hero h1 {
  margin: 0;
  font-size: clamp(2rem, 4.6vw, 3.6rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.landing-hero-subheadline {
  margin: 0;
  max-width: 66ch;
  color: var(--text-secondary);
  font-size: 1.03rem;
  line-height: 1.65;
}

.landing-hero-actions {
  margin-top: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.landing-btn-primary,
.landing-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 17px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}

.landing-btn-primary {
  color: var(--text-primary);
  border: 1px solid color-mix(in srgb, var(--primary-color) 36%, var(--border-color));
  background:
    linear-gradient(135deg, rgba(84, 165, 255, 0.34) 0%, rgba(47, 128, 237, 0.28) 52%, rgba(32, 175, 156, 0.22) 100%),
    color-mix(in srgb, var(--surface-elevated) 90%, transparent);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  box-shadow: 0 14px 28px rgba(19, 54, 99, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

.landing-btn-secondary {
  color: var(--text-primary);
  border: 1px solid color-mix(in srgb, var(--primary-color) 24%, var(--border-color));
  background:
    linear-gradient(135deg, rgba(84, 165, 255, 0.2) 0%, rgba(47, 128, 237, 0.14) 52%, rgba(32, 175, 156, 0.1) 100%),
    color-mix(in srgb, var(--surface-elevated) 90%, transparent);
  backdrop-filter: blur(12px) saturate(140%);
  -webkit-backdrop-filter: blur(12px) saturate(140%);
  box-shadow: 0 10px 20px rgba(19, 54, 99, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.34);
}

.landing-btn-primary:hover,
.landing-btn-secondary:hover {
  transform: translateY(-2px);
}

.landing-btn-primary:hover {
  border-color: color-mix(in srgb, var(--primary-color) 50%, var(--border-color));
  box-shadow: 0 18px 34px rgba(19, 54, 99, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.56);
}

.landing-btn-secondary:hover {
  border-color: color-mix(in srgb, var(--primary-color) 40%, var(--border-color));
  box-shadow: 0 14px 26px rgba(19, 54, 99, 0.14), inset 0 1px 0 rgba(255, 255, 255, 0.44);
}

.landing-hero-stats {
  margin-top: 6px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.landing-hero-stats > div {
  border: 1px solid var(--border-color);
  background: var(--surface-elevated);
  border-radius: 12px;
  padding: 12px;
  display: grid;
  gap: 4px;
}

.landing-hero-stats strong {
  font-family: 'Sora', 'Manrope', sans-serif;
  font-size: 1.28rem;
  letter-spacing: -0.02em;
}

.landing-hero-stats span {
  color: var(--text-secondary);
  font-size: 0.8rem;
}

.landing-hero-animation {
  margin-top: 4px;
  border: 1px solid var(--border-color);
  border-radius: 14px;
  background: var(--surface-elevated);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.landing-hero-animation-frame {
  width: 100%;
  height: 190px;
  border: 0;
  display: block;
}

.landing-hero-visual {
  display: grid;
  align-items: center;
}

.landing-hero-visual-frame {
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background: linear-gradient(165deg, var(--surface-elevated) 0%, var(--surface-soft) 100%);
  padding: 14px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.landing-hero-visual-frame::after {
  content: '';
  position: absolute;
  inset: auto -30% -40% 30%;
  height: 240px;
  transform: rotate(-8deg);
  background: linear-gradient(90deg, rgba(47, 128, 237, 0.22), rgba(22, 165, 111, 0.15));
  filter: blur(14px);
}

.landing-hero-visual-toolbar {
  display: flex;
  gap: 6px;
  margin-bottom: 10px;
}

.landing-hero-visual-toolbar span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.landing-hero-visual-toolbar span:nth-child(1) {
  background: #ff7f7f;
}

.landing-hero-visual-toolbar span:nth-child(2) {
  background: #f6bc5f;
}

.landing-hero-visual-toolbar span:nth-child(3) {
  background: #44ce8f;
}

.landing-hero-image {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  background: var(--surface-inset);
  box-shadow: var(--shadow-sm);
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transform: translateZ(0); /* Fix blurry image rendering issue */
  backface-visibility: hidden;
}

.landing-hero-code-snippet {
  margin-top: 10px;
  border-radius: 10px;
  border: 1px solid var(--border-color);
  background: var(--surface-code);
  padding: 10px 12px;
  display: grid;
  gap: 5px;
  font-size: 0.74rem;
  color: var(--text-secondary);
}

.landing-section {
  display: grid;
  gap: 16px;
}

.landing-section-head {
  display: grid;
  gap: 5px;
}

.landing-section-head p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.landing-section-head h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2vw, 1.95rem);
  letter-spacing: -0.03em;
}

.landing-features-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.landing-feature-card {
  padding: 16px;
  display: grid;
  gap: 10px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background: var(--surface-elevated);
}

.landing-feature-card:hover {
  transform: translateY(-3px);
}

.landing-feature-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--primary-color);
  background: linear-gradient(145deg, var(--info-soft), var(--surface-elevated));
  border: 1px solid var(--info-border);
}

.landing-feature-card h3 {
  margin: 0;
  font-size: 1.02rem;
}

.landing-feature-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.55;
}

.landing-glory {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  align-items: stretch;
  padding: 20px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background:
    linear-gradient(150deg, rgba(47, 128, 237, 0.1) 0%, rgba(22, 165, 111, 0.08) 100%),
    var(--surface-strong);
}

.landing-glory-copy {
  display: grid;
  align-content: center;
  gap: 12px;
}

.landing-glory-kicker {
  width: fit-content;
  margin: 0;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--info-border);
  background: var(--info-soft);
  color: var(--info-text);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.landing-glory-copy h2 {
  margin: 0;
  font-size: clamp(1.5rem, 2.6vw, 2.35rem);
  letter-spacing: -0.03em;
  line-height: 1.08;
}

.landing-glory-copy p {
  margin: 0;
  color: var(--text-secondary);
  line-height: 1.62;
  max-width: none;
}

.landing-glory-visual-wrap {
  display: grid;
  align-items: center;
}

.landing-glory-visual-glass {
  border-radius: 18px;
  border: 1px solid var(--border-strong);
  background: rgba(255, 255, 255, 0.44);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 26px 52px rgba(13, 35, 58, 0.12);
  padding: 12px;
  position: relative;
  overflow: hidden;
}

.landing-glory-visual-glass::before {
  content: '';
  position: absolute;
  inset: -35% auto auto -30%;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.46), transparent 68%);
  pointer-events: none;
}

.landing-glory-image {
  width: 100%;
  display: block;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  aspect-ratio: 16 / 8.5;
  object-fit: cover;
  position: relative;
  z-index: 1;
}

[data-theme='dark'] .landing-glory-visual-glass {
  background: rgba(7, 13, 25, 0.62);
  border-color: rgba(183, 206, 235, 0.26);
  box-shadow: 0 30px 60px rgba(2, 6, 23, 0.5);
}

[data-theme='dark'] .landing-glory-visual-glass::before {
  background: radial-gradient(circle, rgba(139, 198, 255, 0.24), transparent 70%);
}

.landing-steps-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.landing-step {
  flex: 1;
  min-height: 170px;
  max-width: 360px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background: var(--surface-strong);
  display: grid;
  gap: 10px;
  align-content: center;
  justify-items: center;
  text-align: center;
  padding: 20px 18px;
}

.landing-step-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: var(--primary-color);
  border: 1px solid var(--info-border);
  background: var(--info-soft);
}

.landing-step-index {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.landing-step h3 {
  margin: 0;
  font-size: 1.06rem;
}

.landing-step-connector {
  width: 66px;
  height: 2px;
  border-radius: 99px;
  background: linear-gradient(90deg, rgba(47, 128, 237, 0.2), rgba(22, 165, 111, 0.45));
  position: relative;
}

.landing-step-connector::after {
  content: '';
  position: absolute;
  top: 50%;
  right: -2px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--success-color);
  transform: translateY(-50%);
}

.landing-footer-cta {
  padding: 28px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background:
    linear-gradient(130deg, rgba(47, 128, 237, 0.16) 0%, rgba(22, 165, 111, 0.15) 100%),
    var(--surface-strong);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}

.landing-footer-cta h2 {
  margin: 0;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  letter-spacing: -0.03em;
}

.landing-site-footer {
  width: min(1420px, 94vw);
  margin: 0 auto;
  padding: 0 0 28px;
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.landing-site-footer-left {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.86rem;
}

.landing-site-footer-links {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text-muted);
}

.landing-site-footer-links a {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.86rem;
  font-weight: 700;
}

.landing-site-footer-links a:hover {
  color: var(--text-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.landing-main > section {
  opacity: 0;
  transform: translateY(12px);
  animation: landing-enter 0.55s ease forwards;
}

.landing-main > section:nth-child(1) {
  animation-delay: 0.04s;
}

.landing-main > section:nth-child(2) {
  animation-delay: 0.13s;
}

.landing-main > section:nth-child(3) {
  animation-delay: 0.2s;
}

.landing-main > section:nth-child(4) {
  animation-delay: 0.27s;
}

.landing-main > section:nth-child(5) {
  animation-delay: 0.34s;
}

@keyframes landing-enter {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes landing-loader-pulse {
  0% {
    transform: scale(0.85);
    opacity: 0.2;
  }

  70% {
    transform: scale(1.18);
    opacity: 0.38;
  }

  100% {
    transform: scale(1.32);
    opacity: 0;
  }
}

@keyframes landing-loader-text-glow {
  0%,
  100% {
    opacity: 0.62;
  }

  50% {
    opacity: 1;
  }
}

@media (max-width: 1080px) {
  .landing-topbar-inner {
    grid-template-columns: auto auto;
    justify-content: space-between;
    border-radius: 22px;
    min-height: auto;
    row-gap: 10px;
  }

  .landing-nav {
    order: 3;
    grid-column: 1 / -1;
    width: fit-content;
    justify-self: start;
  }

  .landing-hero {
    grid-template-columns: 1fr;
  }

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

  .landing-steps-row {
    flex-wrap: wrap;
  }

  .landing-step-connector {
    width: 2px;
    height: 34px;
    background: linear-gradient(180deg, rgba(47, 128, 237, 0.2), rgba(22, 165, 111, 0.45));
  }

  .landing-step-connector::after {
    top: auto;
    bottom: -2px;
    right: 50%;
    transform: translateX(50%);
  }
}

@media (max-width: 760px) {
  .landing-topbar {
    top: 10px;
    padding: 10px 12px 0;
  }

  .landing-topbar-inner {
    margin: 0 auto;
    min-height: 82px;
    padding: 0 14px;
    gap: 8px;
  }

  .landing-brand-copy span,
  .landing-nav {
    display: none;
  }

  .landing-main {
    width: min(96vw, 1420px);
    padding-top: 14px;
    gap: 24px;
  }

  .landing-hero {
    padding: 14px;
  }

  .landing-hero-stats {
    grid-template-columns: 1fr;
  }

  .landing-features-grid {
    grid-template-columns: 1fr;
  }

  .landing-hero-animation-frame {
    height: 170px;
  }

  .landing-glory {
    padding: 14px;
  }

  .landing-step {
    max-width: none;
    width: 100%;
    min-height: 136px;
  }

  .landing-step-connector {
    display: none;
  }

  .landing-footer-cta {
    flex-direction: column;
    align-items: flex-start;
  }

  .landing-site-footer {
    width: min(96vw, 1420px);
    padding-bottom: 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .landing-site-footer-links {
    flex-wrap: wrap;
    gap: 8px;
  }
}

/* ─── Onboarding: Duel Flowchart ───────────────────────────────── */

.ob-flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  overflow-x: auto;
  padding-bottom: 4px;
}

.ob-node {
  flex: 1;
  min-width: 130px;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 20px 12px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background: var(--surface-strong);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  position: relative;
}

.ob-node:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.ob-node-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  background: var(--info-soft);
  color: var(--primary-color);
  border: 1px solid var(--info-border);
}

.ob-node-step {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ob-node-label {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.25;
}

.ob-node-desc {
  font-size: 0.76rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.ob-arrow {
  display: flex;
  align-items: center;
  padding-top: 22px;
  flex-shrink: 0;
  width: 36px;
}

.ob-arrow-line {
  flex: 1;
  height: 2px;
  background: linear-gradient(90deg, var(--info-border), var(--success-color));
  opacity: 0.6;
}

.ob-arrow-head {
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 7px solid var(--success-color);
  opacity: 0.7;
  flex-shrink: 0;
}

/* ─── Onboarding: Ways to Play ────────────────────────────────── */

.ob-play-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.ob-play-card {
  padding: 22px 20px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background: var(--surface-strong);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.ob-play-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}

.ob-play-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: var(--primary-color);
  background: var(--info-soft);
  border: 1px solid var(--info-border);
  flex-shrink: 0;
}

.ob-play-card h3 {
  margin: 0;
  font-size: 1.06rem;
}

.ob-play-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
  flex: 1;
}

.ob-play-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--primary-color);
  text-decoration: none;
  margin-top: auto;
}

.ob-play-link:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ─── Onboarding: Game Modes ───────────────────────────────────── */

.ob-modes-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}

.ob-mode-card {
  padding: 22px 20px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background: var(--surface-strong);
  display: flex;
  flex-direction: column;
  gap: 12px;
  position: relative;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.ob-mode-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.ob-mode-card--featured {
  border-color: var(--border-strong);
  background:
    linear-gradient(145deg, var(--info-soft) 0%, var(--surface-elevated) 100%);
  box-shadow: 0 0 0 1px var(--info-border);
}

.ob-mode-badge {
  position: absolute;
  top: -1px;
  right: 16px;
  padding: 4px 10px;
  border-radius: 0 0 10px 10px;
  background: linear-gradient(135deg, var(--primary-color), var(--success-color));
  color: #fff;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ob-mode-icon {
  width: 46px;
  height: 46px;
  border-radius: 13px;
  display: grid;
  place-items: center;
  flex-shrink: 0;
  background: var(--info-soft);
  color: var(--primary-color);
  border: 1px solid var(--info-border);
}

.ob-mode-icon--orange {
  background: color-mix(in srgb, var(--warning-color, #ea580c) 12%, transparent);
  color: var(--warning-color, #ea580c);
  border-color: color-mix(in srgb, var(--warning-color, #ea580c) 28%, transparent);
}

.ob-mode-icon--blue {
  background: var(--info-soft);
  color: var(--primary-color);
  border-color: var(--info-border);
}

.ob-mode-icon--teal {
  background: color-mix(in srgb, var(--success-color) 12%, transparent);
  color: var(--success-color);
  border-color: color-mix(in srgb, var(--success-color) 28%, transparent);
}

.ob-mode-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.ob-mode-header h3 {
  margin: 0;
  font-size: 1.15rem;
}

.ob-mode-time {
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  background: var(--surface-soft);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}

.ob-mode-time--orange {
  background: color-mix(in srgb, var(--warning-color, #ea580c) 12%, transparent);
  color: var(--warning-color, #ea580c);
  border-color: color-mix(in srgb, var(--warning-color, #ea580c) 28%, transparent);
}

.ob-mode-time--blue {
  background: var(--info-soft);
  color: var(--primary-color);
  border-color: var(--info-border);
}

.ob-mode-time--teal {
  background: color-mix(in srgb, var(--success-color) 12%, transparent);
  color: var(--success-color);
  border-color: color-mix(in srgb, var(--success-color) 28%, transparent);
}

.ob-mode-card p {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.55;
  flex: 1;
}

.ob-mode-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ob-mode-tag {
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary);
  background: var(--surface-soft);
  border: 1px solid var(--border-color);
}

/* ─── Onboarding: Rank Progression ────────────────────────────── */

.ob-ranks {
  padding: 24px;
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--border-color);
  background: var(--surface-strong);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.ob-ranks-bar {
  display: flex;
  gap: 6px;
  align-items: stretch;
}

.ob-rank-segment {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 16px 10px;
  border-radius: 12px;
  background: var(--rank-bg, var(--surface-soft));
  border: 1px solid color-mix(in srgb, var(--rank-color, var(--border-color)) 28%, var(--border-color));
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  text-align: center;
}

.ob-rank-segment:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.ob-rank-glyph {
  font-size: 1.5rem;
  line-height: 1;
}

.ob-rank-label {
  font-size: 0.82rem;
  font-weight: 800;
  color: var(--rank-color, var(--text-primary));
  letter-spacing: 0.04em;
}

.ob-rank-range {
  font-size: 0.7rem;
  color: var(--text-secondary);
  white-space: nowrap;
}

.ob-ranks-legend {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--text-secondary);
  font-size: 0.82rem;
}

.ob-ranks-legend svg {
  color: var(--primary-color);
  flex-shrink: 0;
}

/* ─── Onboarding animation delay slots ────────────────────────── */

.landing-main > section:nth-child(5) { animation-delay: 0.34s; }
.landing-main > section:nth-child(6) { animation-delay: 0.40s; }
.landing-main > section:nth-child(7) { animation-delay: 0.46s; }
.landing-main > section:nth-child(8) { animation-delay: 0.52s; }
.landing-main > section:nth-child(9) { animation-delay: 0.57s; }

/* ─── Responsive ───────────────────────────────────────────────── */

@media (max-width: 1080px) {
  .ob-flow {
    flex-wrap: wrap;
    justify-content: center;
  }

  .ob-node {
    min-width: 140px;
    flex: 0 1 calc(33% - 24px);
  }

  .ob-arrow {
    display: none;
  }
}

@media (max-width: 860px) {
  .ob-play-grid,
  .ob-modes-grid {
    grid-template-columns: 1fr;
  }

  .ob-ranks-bar {
    flex-wrap: wrap;
  }

  .ob-rank-segment {
    flex: 1 1 calc(50% - 6px);
  }
}

@media (max-width: 600px) {
  .ob-node {
    flex: 1 1 calc(50% - 8px);
    min-width: 120px;
  }

  .ob-rank-segment {
    flex: 1 1 100%;
  }

  .ob-ranks-legend {
    font-size: 0.76rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .landing-loader {
    transition: none;
  }

  .landing-loader-ring {
    animation: none;
  }

  .landing-loader-ring::after,
  .landing-loader-text {
    animation: none;
  }

  .landing-main > section {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .landing-btn-primary,
  .landing-btn-secondary,
  .landing-feature-card {
    transition: none;
  }
}
/* App specific styles, if any.
   We will mostly rely on structured classNames matching our design tokens in index.css
*/
.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
}

.app-route-loader {
  min-height: 100vh;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 12px;
}

.app-route-loader-ring {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 3px solid color-mix(in srgb, var(--primary-color) 24%, transparent);
  border-top-color: var(--primary-color);
  animation: app-route-loader-spin 0.8s linear infinite;
}

.app-route-loader-text {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

@keyframes app-route-loader-spin {
  to {
    transform: rotate(360deg);
  }
}

.app-container::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-color) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.78), transparent 94%);
}

.main-content {
  flex: 1;
  display: grid;
  grid-template-columns: 440px minmax(0, 1fr) 440px; /* Left Panel, Middle, Right Panel */
  gap: var(--spacing-md);
  padding: 22px;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

/* Responsive design adjustments */
@media (max-width: 1200px) {
  .main-content {
    grid-template-columns: 300px minmax(0, 1fr) 250px;
  }
}

@media (max-width: 992px) {
  .main-content {
    grid-template-columns: 1fr;
    overflow-y: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-route-loader-ring {
    animation: none;
  }
}

/* ─── Resizable Duel Layout ──────────────────────────────────────── */

.duel-layout {
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  position: relative;
}

.duel-layout::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line-color) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.78), transparent 94%);
  z-index: 0;
}

/* The horizontal flex row containing all 3 panels + handles */
.duel-panels {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  padding: 14px 22px 22px;
  gap: 0;
  position: relative;
  z-index: 1;
  overflow: hidden;
}

/* Each of the three resizable panel slots */
.duel-panel {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Vertical split inside MiddlePanel */
.middle-vertical-group {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

/* ─── Resize Handles ─────────────────────────────────────────────── */

.duel-resize-handle {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 20;
}

.duel-resize-handle-h {
  width: 10px;
  height: 100%;
  cursor: col-resize;
}

.duel-resize-handle-v {
  height: 8px;
  width: 100%;
  cursor: row-resize;
  flex-shrink: 0;
}

.duel-resize-bar {
  border-radius: 3px;
  background: var(--line-color);
  transition: background 0.15s, width 0.15s, height 0.15s;
  pointer-events: none;
}

.duel-resize-handle-h .duel-resize-bar {
  width: 3px;
  height: 40px;
}

.duel-resize-handle-v .duel-resize-bar {
  height: 3px;
  width: 40px;
}

.duel-resize-handle:hover .duel-resize-bar,
.duel-resize-handle:active .duel-resize-bar {
  background: var(--primary-color);
}

.duel-resize-handle-h:hover .duel-resize-bar,
.duel-resize-handle-h:active .duel-resize-bar {
  height: 60px;
}

.duel-resize-handle-v:hover .duel-resize-bar,
.duel-resize-handle-v:active .duel-resize-bar {
  width: 60px;
}

/* Expand the invisible grab zone without changing the visual bar */
.duel-resize-handle-h::before {
  content: '';
  position: absolute;
  inset: 0;
  left: -4px;
  right: -4px;
}

.duel-resize-handle-v::before {
  content: '';
  position: absolute;
  inset: 0;
  top: -4px;
  bottom: -4px;
}