/* ═══════════════════════════════════════════════════════════
   DNIPRO CLUB · STYLES
   Dopamine Palette · Coral + Lime + Purple + Black
   ═══════════════════════════════════════════════════════════ */

:root {
  /* Brand colors */
  --coral: #FF5E5B;
  --coral-dark: #E63946;
  --coral-light: #FFB4B3;
  --lime: #C5F66B;
  --lime-dark: #9BD335;
  --lime-light: #E8FFC1;
  --purple: #7C3AED;
  --purple-dark: #5B21B6;
  --purple-light: #C4B5FD;
  --cream: #FFF8E7;
  --black: #0A0A0F;
  --gray-50: #F9FAFB;
  --gray-200: #E5E7EB;
  --gray-400: #9CA3AF;
  --gray-600: #4B5563;
  
  /* Sizes */
  --container: 1200px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 100px;
  
  /* Shadows */
  --shadow-brutal: 4px 4px 0 var(--black);
  --shadow-brutal-lg: 8px 8px 0 var(--black);
  --shadow-soft: 0 8px 24px rgba(124, 58, 237, 0.1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Manrope', sans-serif;
  background: var(--cream);
  color: var(--black);
  line-height: 1.6;
  font-size: 16px;
}

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

a { color: var(--purple); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--coral); }

/* ═══════════ TYPOGRAPHY ═══════════ */
h1, h2, h3, h4 {
  font-family: 'Unbounded', sans-serif;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--black);
}

h1 { font-size: clamp(40px, 6vw, 72px); }
h2 { font-size: clamp(32px, 4vw, 48px); }
h3 { font-size: clamp(20px, 2.5vw, 28px); }
h4 { font-size: 20px; }

p { margin-bottom: 16px; }

/* ═══════════ CONTAINER ═══════════ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ═══════════ HEADER ═══════════ */
.header {
  background: var(--cream);
  border-bottom: 4px solid var(--black);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: 'Unbounded', sans-serif;
  font-weight: 900;
  font-size: 22px;
  color: var(--black);
  text-decoration: none;
  letter-spacing: -0.03em;
}

.logo-placeholder {
  width: 48px;
  height: 48px;
  background: var(--coral);
  border: 3px solid var(--black);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Unbounded', sans-serif;
  font-weight: 900;
  font-size: 24px;
  color: var(--cream);
  box-shadow: var(--shadow-brutal);
}

.logo:hover { color: var(--purple); }

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

.nav a {
  font-family: 'Manrope', sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: var(--black);
  text-decoration: none;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  transition: all 0.2s;
}

.nav a:hover {
  background: var(--lime);
}

.nav a.active {
  background: var(--purple);
  color: var(--cream);
}

/* ═══════════ BUTTONS ═══════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-family: 'Unbounded', sans-serif;
  font-weight: 700;
  font-size: 15px;
  text-decoration: none;
  border: 3px solid var(--black);
  cursor: pointer;
  transition: all 0.2s;
  background: var(--cream);
  color: var(--black);
  letter-spacing: -0.01em;
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-brutal);
}

.btn-primary { background: var(--coral); color: var(--cream); }
.btn-secondary { background: var(--lime); color: var(--black); }
.btn-accent { background: var(--purple); color: var(--cream); }

.btn-large {
  padding: 18px 36px;
  font-size: 17px;
}

/* ═══════════ HERO ═══════════ */
.hero {
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-tag {
  display: inline-block;
  background: var(--black);
  color: var(--lime);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}

.hero h1 {
  margin-bottom: 24px;
  max-width: 900px;
}

.hero h1 .accent-coral { color: var(--coral); }
.hero h1 .accent-purple { color: var(--purple); }
.hero h1 .accent-lime {
  background: var(--lime);
  padding: 0 12px;
  border-radius: var(--radius-md);
  display: inline-block;
}

.hero-subtitle {
  font-size: clamp(17px, 2vw, 20px);
  color: var(--gray-600);
  margin-bottom: 40px;
  max-width: 600px;
  line-height: 1.5;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Floating bubbles */
.hero-bubble {
  position: absolute;
  border-radius: 50% 50% 50% 12px;
  border: 4px solid var(--black);
  box-shadow: var(--shadow-brutal-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Unbounded', sans-serif;
  font-weight: 900;
}

.bubble-1 {
  width: 120px;
  height: 120px;
  background: var(--coral);
  top: 80px;
  right: 15%;
  color: var(--cream);
  font-size: 48px;
  transform: rotate(-8deg);
}

.bubble-2 {
  width: 100px;
  height: 100px;
  background: var(--lime);
  top: 280px;
  right: 5%;
  color: var(--black);
  font-size: 40px;
  transform: rotate(12deg);
}

.bubble-3 {
  width: 80px;
  height: 80px;
  background: var(--purple);
  top: 200px;
  right: 25%;
  color: var(--cream);
  font-size: 32px;
  transform: rotate(-5deg);
}

@media (max-width: 1024px) {
  .hero-bubble { display: none; }
}

/* ═══════════ SECTION ═══════════ */
.section {
  padding: 80px 0;
}

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

.section-tag {
  display: inline-block;
  background: var(--purple);
  color: var(--cream);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.section h2 { margin-bottom: 16px; }

.section-subtitle {
  font-size: 18px;
  color: var(--gray-600);
  max-width: 600px;
  margin: 0 auto;
}

/* ═══════════ CARDS ═══════════ */
.card {
  background: var(--cream);
  border: 3px solid var(--black);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-brutal);
  transition: all 0.2s;
}

.card:hover {
  transform: translate(-3px, -3px);
  box-shadow: var(--shadow-brutal-lg);
}

.card-coral { background: var(--coral); color: var(--cream); }
.card-coral .card-icon { background: var(--cream); color: var(--coral); }

.card-lime { background: var(--lime); color: var(--black); }
.card-lime .card-icon { background: var(--black); color: var(--lime); }

.card-purple { background: var(--purple); color: var(--cream); }
.card-purple .card-icon { background: var(--lime); color: var(--purple); }

.card-icon {
  width: 64px;
  height: 64px;
  background: var(--coral);
  border: 3px solid var(--black);
  border-radius: 50% 50% 50% 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin-bottom: 20px;
}

.card h3 { margin-bottom: 12px; }

/* ═══════════ FOOTER ═══════════ */
.footer {
  background: var(--black);
  color: var(--cream);
  padding: 64px 0 32px;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand h3 {
  color: var(--lime);
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--gray-400);
  max-width: 320px;
}

.footer-col h4 {
  color: var(--lime);
  font-family: 'Manrope', sans-serif;
  font-size: 14px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a {
  color: var(--cream);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--coral); }

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}

.footer-social a {
  width: 44px;
  height: 44px;
  background: rgba(255, 248, 231, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cream);
  transition: all 0.2s;
  font-size: 18px;
}

.footer-social a:hover {
  background: var(--coral);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 248, 231, 0.1);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--gray-400);
  font-size: 14px;
}

.footer-bottom a { color: var(--gray-400); }
.footer-bottom a:hover { color: var(--lime); }

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ═══════════ MOBILE NAVIGATION ═══════════ */
.menu-toggle {
  display: none;
  background: var(--purple);
  border: 3px solid var(--black);
  border-radius: 12px;
  padding: 8px 12px;
  cursor: pointer;
  font-size: 20px;
  color: var(--cream);
  box-shadow: var(--shadow-brutal);
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--cream);
    flex-direction: column;
    gap: 4px;
    padding: 20px;
    border-bottom: 4px solid var(--black);
  }
  
  .nav.active { display: flex; }
  
  .nav a {
    display: block;
    width: 100%;
    padding: 12px 16px;
  }
}

/* ═══════════ FORM ═══════════ */
.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--black);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  border: 3px solid var(--black);
  border-radius: var(--radius-md);
  font-family: 'Manrope', sans-serif;
  font-size: 16px;
  background: var(--cream);
  transition: all 0.2s;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--purple);
  box-shadow: var(--shadow-brutal);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1.5;
}

.form-checkbox input { margin-top: 4px; }

/* ═══════════ UTILITY ═══════════ */
.text-center { text-align: center; }
.mt-32 { margin-top: 32px; }
.mt-48 { margin-top: 48px; }
.mt-64 { margin-top: 64px; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero { padding: 60px 0 80px; }
  .section { padding: 60px 0; }
}