/* ============================================================
   SevenTicker — Global Design System
   ============================================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

/* --- CSS Variables --- */
:root {
  --bg-primary:     #0A0F1E;
  --bg-card:        #111827;
  --bg-card-hover:  #161f30;
  --accent:         #F5C518;
  --accent-dim:     rgba(245, 197, 24, 0.15);
  --text-primary:   #FFFFFF;
  --text-secondary: rgba(255, 255, 255, 0.6);
  --text-muted:     rgba(255, 255, 255, 0.35);
  --positive:       #10B981;
  --positive-dim:   rgba(16, 185, 129, 0.15);
  --negative:       #EF4444;
  --negative-dim:   rgba(239, 68, 68, 0.15);
  --border:         rgba(255, 255, 255, 0.08);
  --border-hover:   rgba(255, 255, 255, 0.16);
  --radius-card:    12px;
  --radius-input:   8px;
  --radius-sm:      6px;
  --font-heading:   'Space Grotesk', system-ui, sans-serif;
  --font-body:      'Inter', system-ui, sans-serif;
  --nav-height:     64px;
  --shadow-card:    0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-glow:    0 0 32px rgba(245, 197, 24, 0.12);
  --transition:     150ms ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
}

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

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

a:hover {
  opacity: 0.8;
}

button {
  cursor: pointer;
  font-family: var(--font-body);
}

ul, ol {
  list-style: none;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); }

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* --- Navbar --- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background: rgba(10, 15, 30, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 clamp(16px, 4vw, 48px);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
}

.navbar__logo {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-decoration: none;
}

.navbar__logo:hover {
  opacity: 1;
  text-shadow: var(--shadow-glow);
}

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

.navbar__link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  text-decoration: none;
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--text-primary);
  background: var(--border);
  opacity: 1;
}

/* Tools dropdown */
.navbar__dropdown {
  position: relative;
}

.navbar__dropdown-toggle {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  background: none;
  border: none;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.navbar__dropdown-toggle::after {
  content: '';
  display: block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  transition: transform var(--transition);
}

.navbar__dropdown:hover .navbar__dropdown-toggle,
.navbar__dropdown.open .navbar__dropdown-toggle {
  color: var(--text-primary);
  background: var(--border);
}

.navbar__dropdown.open .navbar__dropdown-toggle::after {
  transform: rotate(180deg);
}

.navbar__dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 8px;
  box-shadow: var(--shadow-card);
}

.navbar__dropdown.open .navbar__dropdown-menu {
  display: block;
}

.navbar__dropdown-item {
  display: block;
  font-size: 0.875rem;
  color: var(--text-secondary);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  text-decoration: none;
}

.navbar__dropdown-item:hover {
  color: var(--text-primary);
  background: var(--border);
  opacity: 1;
}

/* Hamburger */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 6px;
  cursor: pointer;
}

.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.navbar__hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.navbar__hamburger.open span:nth-child(2) { opacity: 0; }
.navbar__hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.navbar__mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(10, 15, 30, 0.98);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px 24px;
  z-index: 99;
  flex-direction: column;
  gap: 4px;
}

.navbar__mobile-menu.open {
  display: flex;
}

.navbar__mobile-link {
  font-size: 1rem;
  color: var(--text-secondary);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
  text-decoration: none;
}

.navbar__mobile-link:hover {
  color: var(--text-primary);
  background: var(--border);
  opacity: 1;
}

.navbar__mobile-section {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 16px 16px 4px;
}

@media (max-width: 768px) {
  .navbar__links { display: none; }
  .navbar__hamburger { display: flex; }
}

/* --- Page Layout --- */
.page-wrapper {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 48px);
}

.section {
  padding: 64px 0;
}

.section--sm {
  padding: 40px 0;
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  padding: 24px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

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

/* --- Utility Classes --- */
.text-accent    { color: var(--accent); }
.text-positive  { color: var(--positive); }
.text-negative  { color: var(--negative); }
.text-muted     { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }

.font-heading { font-family: var(--font-heading); }
.font-body    { font-family: var(--font-body); }

.fw-400 { font-weight: 400; }
.fw-500 { font-weight: 500; }
.fw-600 { font-weight: 600; }
.fw-700 { font-weight: 700; }

.text-sm   { font-size: 0.875rem; }
.text-xs   { font-size: 0.75rem; }
.text-lg   { font-size: 1.125rem; }
.text-xl   { font-size: 1.25rem; }
.text-2xl  { font-size: 1.5rem; }

.mt-4  { margin-top: 4px; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mt-64 { margin-top: 64px; }

.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.mb-32 { margin-bottom: 32px; }

.gap-8  { gap: 8px; }
.gap-16 { gap: 16px; }
.gap-24 { gap: 24px; }

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

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 768px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

/* --- Ad Unit Placeholders --- */
.ad-unit {
  width: 100%;
  min-height: 90px;
  background: rgba(255,255,255,0.02);
  border: 1px dashed var(--border);
  border-radius: var(--radius-input);
  display: flex;
  align-items: center;
  justify-content: center;
}

.ad-unit::after {
  content: 'Advertisement';
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px clamp(16px, 4vw, 48px);
  text-align: center;
}

.site-footer p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.site-footer a:hover {
  color: var(--accent);
  opacity: 1;
}

/* --- Breadcrumb --- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 28px 0 0;
}

.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.breadcrumb a:hover {
  color: var(--accent);
  opacity: 1;
}

.breadcrumb__sep     { opacity: 0.4; font-size: 0.7rem; }
.breadcrumb__current { color: var(--text-secondary); }

/* Active/current nav item */
.navbar__dropdown-item.current { color: var(--accent); }

/* Pulse animation (used by WIP badges and coming-soon cards) */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}

/* --- Scrollbar --- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.25); }