/* =============================================
   BINQX — MAIN STYLESHEET
   ============================================= */

:root {
  --bg: #080c14;
  --bg-2: #0d1320;
  --bg-card: #111827;
  --bg-card-hover: #151f2e;
  --border: rgba(255, 255, 255, 0.07);
  --border-hover: rgba(255, 255, 255, 0.15);

  --accent: #6366f1;
  --accent-2: #818cf8;
  --accent-glow: rgba(99, 102, 241, 0.3);
  --green: #10b981;
  --green-glow: rgba(16, 185, 129, 0.2);
  --orange: #f59e0b;
  --red: #ef4444;
  --purple: #a855f7;
  --blue: #3b82f6;

  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --text-dim: #475569;

  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;

  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.5);
  --shadow-accent: 0 8px 32px rgba(99, 102, 241, 0.25);

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
input, select, button { font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }

/* =============================================
   TYPOGRAPHY
   ============================================= */

.section__header {
  text-align: center;
  margin-bottom: 64px;
}

.section__tag {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.2);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.section__title {
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section__desc {
  font-size: 17px;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto;
}

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: white;
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn--primary:hover {
  background: var(--accent-2);
  box-shadow: 0 4px 20px var(--accent-glow);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-hover);
}
.btn--outline:hover {
  border-color: var(--accent);
  color: var(--accent-2);
  background: rgba(99, 102, 241, 0.06);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn--lg { padding: 14px 28px; font-size: 15px; }

.btn__icon {
  font-size: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
}

/* =============================================
   TAGS
   ============================================= */

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

.tag--hot { background: rgba(239, 68, 68, 0.15); color: #fca5a5; }
.tag--success { background: rgba(16, 185, 129, 0.15); color: #6ee7b7; }
.tag--purple { background: rgba(168, 85, 247, 0.15); color: #d8b4fe; }
.tag--blue { background: rgba(59, 130, 246, 0.15); color: #93c5fd; }
.tag--orange { background: rgba(245, 158, 11, 0.15); color: #fcd34d; }

/* =============================================
   INPUTS
   ============================================= */

.input {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 12px 16px;
  font-size: 14px;
  outline: none;
  transition: border-color var(--transition);
  width: 100%;
}
.input:focus { border-color: var(--accent); background: rgba(99, 102, 241, 0.05); }
.input::placeholder { color: var(--text-dim); }

/* =============================================
   HEADER
   ============================================= */

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 16px 0;
  transition: all var(--transition);
}

.header.scrolled {
  background: rgba(8, 12, 20, 0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.logo__icon {
  font-size: 24px;
  color: var(--accent);
  line-height: 1;
}

.logo__accent { color: var(--accent); }

.nav {
  display: flex;
  gap: 4px;
  margin-left: auto;
}

.nav__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav__link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.header__actions {
  display: flex;
  gap: 10px;
  margin-left: 16px;
}

.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}

.burger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--transition);
}

/* =============================================
   HERO
   ============================================= */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 140px 0 80px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 80% at 50% 0%, black, transparent);
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
}

.hero__glow--1 {
  width: 600px;
  height: 600px;
  top: -200px;
  left: -100px;
  background: radial-gradient(circle, rgba(99,102,241,0.4), transparent 70%);
}

.hero__glow--2 {
  width: 400px;
  height: 400px;
  top: 100px;
  right: -50px;
  background: radial-gradient(circle, rgba(16,185,129,0.25), transparent 70%);
}

.hero__content {
  position: relative;
  max-width: 780px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.badge__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero__title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.hero__title--accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 50%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 580px;
  line-height: 1.7;
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero__stats {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: wrap;
  padding: 24px 32px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  gap: 0;
  width: fit-content;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0 32px;
}

.stat:first-child { padding-left: 0; }
.stat:last-child { padding-right: 0; }

.stat__value {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, white, var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat__label {
  font-size: 12px;
  color: var(--text-dim);
  white-space: nowrap;
}

.stat__divider {
  width: 1px;
  height: 48px;
  background: var(--border);
}

/* =============================================
   TICKER
   ============================================= */

.ticker {
  overflow: hidden;
  background: rgba(99, 102, 241, 0.08);
  border-top: 1px solid rgba(99, 102, 241, 0.15);
  border-bottom: 1px solid rgba(99, 102, 241, 0.15);
  padding: 14px 0;
}

.ticker__track {
  display: flex;
  gap: 64px;
  white-space: nowrap;
  animation: ticker 35s linear infinite;
  width: max-content;
}

.ticker__track span {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-2);
}

@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* =============================================
   FILTERS
   ============================================= */

.filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

/* =============================================
   EVENT CARDS
   ============================================= */

.events__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-bottom: 48px;
}

.event-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.event-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--green));
  opacity: 0;
  transition: opacity var(--transition);
}

.event-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.event-card:hover::before { opacity: 1; }

.event-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 16px;
  gap: 12px;
}

.event-card__type-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.event-card__type-icon--grant { background: rgba(99, 102, 241, 0.15); }
.event-card__type-icon--hackathon { background: rgba(16, 185, 129, 0.15); }
.event-card__type-icon--accelerator { background: rgba(245, 158, 11, 0.15); }
.event-card__type-icon--competition { background: rgba(168, 85, 247, 0.15); }

.event-card__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

.event-card__deadline {
  font-size: 11px;
  color: var(--red);
  font-weight: 600;
  font-family: var(--font-mono);
}

.event-card__title {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
}

.event-card__org {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.event-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.event-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.event-card__amount {
  font-size: 18px;
  font-weight: 800;
  color: var(--green);
}

.event-card__prize {
  font-size: 11px;
  color: var(--text-dim);
}

.events__more { text-align: center; }

/* =============================================
   GRANTS
   ============================================= */

.grants__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.grants__programs {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 32px 0;
}

.program-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.program-item:hover {
  border-color: var(--accent);
  background: rgba(99, 102, 241, 0.05);
}

.program-item__logo {
  width: 44px;
  height: 44px;
  background: rgba(99, 102, 241, 0.2);
  color: var(--accent-2);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  flex-shrink: 0;
}

.program-item__logo--blue { background: rgba(59, 130, 246, 0.2); color: #93c5fd; }
.program-item__logo--green { background: rgba(16, 185, 129, 0.2); color: #6ee7b7; }
.program-item__logo--purple { background: rgba(168, 85, 247, 0.2); color: #d8b4fe; }

.program-item__info {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.program-item__info strong { font-size: 14px; }
.program-item__info span { font-size: 12px; color: var(--text-muted); }

.program-item__link {
  font-size: 18px;
  color: var(--text-dim);
  transition: all var(--transition);
}
.program-item:hover .program-item__link { color: var(--accent); transform: translateX(4px); }

/* Featured grant card */
.grant-card-featured {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.grant-card-featured::after {
  content: '';
  position: absolute;
  bottom: -60px;
  right: -60px;
  width: 180px;
  height: 180px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  border-radius: 50%;
}

.grant-card-featured__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.grant-card-featured__deadline {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-muted);
}

.grant-card-featured__title {
  font-size: 22px;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
}

.grant-card-featured__desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.grant-card-featured__tags {
  display: flex;
  gap: 8px;
  margin-bottom: 28px;
}

.grant-card-featured__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

.grant-card-featured__amount {
  font-size: 24px;
  font-weight: 800;
  color: var(--green);
}

/* =============================================
   HACKATHONS
   ============================================= */

.hackathons__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 20px;
}

.hackathon-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  cursor: pointer;
}

.hackathon-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.hackathon-card__top {
  height: 120px;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 20px;
  overflow: hidden;
}

.hackathon-card__body {
  padding: 20px;
}

.hackathon-card__title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.3;
}

.hackathon-card__details {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 16px 0;
}

.hackathon-detail {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hackathon-detail__label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hackathon-detail__value {
  font-size: 14px;
  font-weight: 600;
}

.hackathon-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}

.hackathon-card__prize {
  font-size: 20px;
  font-weight: 800;
  color: var(--orange);
}

/* =============================================
   STORIES
   ============================================= */

.stories__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto;
  gap: 20px;
  margin-bottom: 48px;
}

.story-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}

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

.story-card--featured {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.story-card__image {
  position: relative;
  overflow: hidden;
}

.story-card__image-placeholder {
  height: 100%;
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
}

.story-card__image-small {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
}

.story-card__image-placeholder--1 { background: linear-gradient(135deg, rgba(99,102,241,0.3), rgba(168,85,247,0.2)); }
.story-card__image-placeholder--2 { background: linear-gradient(135deg, rgba(16,185,129,0.3), rgba(59,130,246,0.2)); }
.story-card__image-placeholder--3 { background: linear-gradient(135deg, rgba(245,158,11,0.3), rgba(239,68,68,0.2)); }
.story-card__image-placeholder--4 { background: linear-gradient(135deg, rgba(168,85,247,0.3), rgba(16,185,129,0.2)); }

.story-card__content { padding: 28px; }

.story-card__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.story-card__year {
  font-size: 12px;
  color: var(--text-dim);
}

.story-card__title {
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 12px;
}

.story-card--featured .story-card__title { font-size: 22px; }

.story-card__text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.story-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.story-card__author strong { font-size: 14px; }
.story-card__author span { display: block; font-size: 12px; color: var(--text-dim); }

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.author-avatar--1 { background: rgba(99,102,241,0.3); color: var(--accent-2); }
.author-avatar--2 { background: rgba(16,185,129,0.3); color: #6ee7b7; }
.author-avatar--3 { background: rgba(245,158,11,0.3); color: #fcd34d; }
.author-avatar--4 { background: rgba(168,85,247,0.3); color: #d8b4fe; }

.story-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-2);
  transition: gap var(--transition);
}
.story-card__link:hover { text-decoration: underline; }

.stories__more { text-align: center; }

/* =============================================
   GUIDES
   ============================================= */

.guides__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all var(--transition);
  position: relative;
}

.guide-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
}

.guide-card--featured {
  grid-column: span 1;
  grid-row: span 2;
  background: linear-gradient(160deg, rgba(99,102,241,0.12) 0%, var(--bg-card) 60%);
  border-color: rgba(99,102,241,0.2);
}

.guide-card__number {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-2);
  opacity: 0.6;
  margin-bottom: 16px;
}

.guide-card__icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.guide-card__title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.4;
}

.guide-card__text {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.guide-card__steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}

.guide-card__steps li {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
}

.guide-card__steps li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent);
}

.guide-card__btn { margin-top: auto; }

.guide-card__link {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-2);
}
.guide-card__link:hover { text-decoration: underline; }

/* =============================================
   NEWSLETTER
   ============================================= */

.newsletter__inner {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 72px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.newsletter__glow {
  position: absolute;
  top: -100px;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, rgba(99,102,241,0.2), transparent 70%);
  pointer-events: none;
}

.newsletter__title {
  font-size: clamp(24px, 3.5vw, 36px);
  font-weight: 800;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.newsletter__desc {
  font-size: 16px;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 40px;
}

.newsletter__form {
  max-width: 640px;
  margin: 0 auto;
}

.newsletter__inputs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.newsletter__select { appearance: none; cursor: pointer; }

.newsletter__tags-label {
  font-size: 13px;
  color: var(--text-muted);
  text-align: left;
  margin-bottom: 10px;
}

.newsletter__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.tag-checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 500;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  border-radius: 100px;
  cursor: pointer;
  transition: all var(--transition);
}

.tag-checkbox:hover {
  border-color: var(--accent);
  color: var(--accent-2);
}

.tag-checkbox input { display: none; }

.tag-checkbox:has(input:checked) {
  background: rgba(99,102,241,0.15);
  border-color: var(--accent);
  color: var(--accent-2);
}

.newsletter__submit { width: 100%; justify-content: center; margin-bottom: 16px; }

.newsletter__privacy {
  font-size: 12px;
  color: var(--text-dim);
}

/* =============================================
   SUBMIT
   ============================================= */

.submit__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.submit__benefits {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 28px 0;
}

.submit__benefits li {
  font-size: 15px;
  color: var(--text-muted);
}

.submit__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.submit-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  transition: all var(--transition);
}

.submit-stat:hover {
  border-color: var(--accent);
  background: rgba(99,102,241,0.05);
}

.submit-stat__value {
  display: block;
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, white, var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 6px;
}

.submit-stat__label {
  font-size: 12px;
  color: var(--text-dim);
}

/* =============================================
   FOOTER
   ============================================= */

.footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  padding: 72px 0 32px;
}

.footer__top {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 80px;
  margin-bottom: 56px;
}

.footer__tagline {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 16px 0 24px;
}

.footer__social {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all var(--transition);
}

.social-link:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: white;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer__nav-col h4 {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 20px;
}

.footer__nav-col a {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.footer__nav-col a:hover { color: var(--text); }

.footer__requisites {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  margin-bottom: 32px;
}

.footer__requisites-title {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.footer__requisites-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 10px 32px;
}

.footer__req-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer__req-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer__req-value {
  font-size: 12px;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.footer__copy {
  font-size: 13px;
  color: var(--text-dim);
}

.footer__links {
  display: flex;
  gap: 24px;
}

.footer__links a {
  font-size: 13px;
  color: var(--text-dim);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--text-muted); }

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

@media (max-width: 1024px) {
  .grants__inner,
  .submit__inner { grid-template-columns: 1fr; gap: 48px; }

  .guides__grid { grid-template-columns: 1fr 1fr; }
  .guide-card--featured { grid-column: span 2; grid-row: span 1; }

  .footer__top { grid-template-columns: 1fr; gap: 40px; }
  .footer__nav { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }

  .nav, .header__actions { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(8, 12, 20, 0.98);
    backdrop-filter: blur(16px);
    padding: 24px;
    border-bottom: 1px solid var(--border);
    z-index: 99;
  }
  .nav.open .nav__link { padding: 14px 0; font-size: 16px; border-bottom: 1px solid var(--border); }
  .burger { display: flex; }

  .hero__stats {
    flex-wrap: wrap;
    gap: 16px;
    padding: 20px;
  }
  .stat { padding: 0; }
  .stat__divider { display: none; }

  .events__grid { grid-template-columns: 1fr; }
  .hackathons__grid { grid-template-columns: 1fr; }

  .stories__grid { grid-template-columns: 1fr; }
  .story-card--featured { grid-column: span 1; grid-template-columns: 1fr; }
  .story-card__image { display: none; }
  .story-card__image-small { display: none; }

  .guides__grid { grid-template-columns: 1fr; }
  .guide-card--featured { grid-column: span 1; }

  .newsletter__inner { padding: 40px 24px; }
  .newsletter__inputs { grid-template-columns: 1fr; }

  .submit__stats { grid-template-columns: 1fr 1fr; }

  .footer__nav { grid-template-columns: 1fr 1fr; }

  .footer__bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero__actions { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .submit__stats { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: 1fr; }
}

/* =============================================
   ANIMATIONS & UTILITIES
   ============================================= */

.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Countdown */
.countdown {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--text-muted);
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(99,102,241,0.3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* Selection */
::selection { background: var(--accent); color: white; }