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

:root {
  --color-primary: #2d6a4f;
  --color-primary-dark: #1b4332;
  --color-primary-light: #52b788;
  --color-accent: #f4a261;
  --color-bg: #ffffff;
  --color-bg-alt: #f8f9fa;
  --color-text: #212529;
  --color-text-light: #6c757d;
  --color-border: #dee2e6;
  --font-main: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
  --radius: 8px;
  --transition: 0.3s ease;
}

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

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

ul {
  list-style: none;
}

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

/* ===== Utility ===== */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  border: 2px solid transparent;
  text-align: center;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  border-color: #fff;
  color: #fff;
  background: transparent;
}

.btn-outline:hover {
  background: #fff;
  color: var(--color-primary-dark);
}

.btn-nav {
  padding: 0.5rem 1.25rem;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius);
}

.btn-nav:hover {
  background: var(--color-primary-dark);
}

.btn-full {
  width: 100%;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.logo-icon {
  font-size: 1.6rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
}

.nav-links a:hover {
  color: var(--color-primary);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  color: #fff;
  text-align: center;
  padding: 6rem 1.5rem 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(27, 67, 50, 0.85) 0%, rgba(45, 106, 79, 0.8) 50%, rgba(82, 183, 136, 0.75) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  max-width: 600px;
  margin: 0 auto 2rem;
  opacity: 0.9;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== Sections ===== */
.section {
  padding: 5rem 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 0.5rem;
  color: var(--color-primary-dark);
}

.section-subtitle {
  text-align: center;
  color: var(--color-text-light);
  margin-bottom: 3rem;
  font-size: 1.1rem;
}

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  margin-bottom: 3rem;
}

.about-text p {
  margin-bottom: 1rem;
  color: var(--color-text-light);
  line-height: 1.8;
}

.about-image img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.about-stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: center;
}

.stat {
  padding: 1.5rem 1rem;
  background: var(--color-bg-alt);
  border-radius: var(--radius);
}

.stat-number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.card {
  background: var(--color-bg);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.card-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-primary-dark);
}

.card-text {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ===== Team ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.team-member {
  padding: 2rem 1rem;
}

.member-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  font-weight: 700;
  margin: 0 auto 1rem;
}

.member-name {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.member-role {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* ===== Gallery ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item-wide {
  grid-column: span 2;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-form {
  background: var(--color-bg);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

.form-group textarea {
  resize: vertical;
}

.form-status {
  margin-top: 1rem;
  font-size: 0.9rem;
  text-align: center;
}

.form-status.success {
  color: var(--color-primary);
}

.form-status.error {
  color: #e63946;
}

.contact-image {
  margin-bottom: 1.5rem;
  border-radius: var(--radius);
  overflow: hidden;
}

.contact-image img {
  width: 100%;
  border-radius: var(--radius);
}

.contact-info {
  padding: 1rem 0;
}

.info-item {
  margin-bottom: 2rem;
}

.info-item h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-light);
  margin-bottom: 0.3rem;
}

.info-item p {
  font-size: 1.05rem;
  font-weight: 500;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-primary-dark);
  color: #fff;
  padding-top: 3rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
}

.footer-brand p {
  margin-top: 0.5rem;
  opacity: 0.8;
  font-size: 0.95rem;
}

.footer-brand .logo {
  color: #fff;
}

.footer-links h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
  opacity: 0.7;
}

.footer-links a {
  display: block;
  margin-bottom: 0.5rem;
  opacity: 0.8;
  transition: opacity var(--transition);
}

.footer-links a:hover {
  opacity: 1;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.25rem 0;
  font-size: 0.85rem;
  opacity: 0.7;
  text-align: center;
}

/* ===== Prose (long-form text pages) ===== */
.prose {
  max-width: 720px;
  margin: 0 auto;
}

.prose-updated {
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.prose h2 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

.prose h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.prose p {
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.prose ul {
  list-style: disc;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.prose ul li {
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 0.25rem;
}

/* ===== Tic Tac Toe Championship ===== */
.hero-short {
  min-height: 70vh;
}

.hero-bg-pattern {
  background: linear-gradient(135deg, rgba(27, 67, 50, 0.92) 0%, rgba(45, 106, 79, 0.88) 50%, rgba(82, 183, 136, 0.82) 100%);
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.4rem 1.25rem;
  border-radius: 50px;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.nav-active {
  color: var(--color-primary) !important;
  font-weight: 600;
}

/* Decorative Tic Tac Toe board */
.ttt-board-display {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  max-width: 280px;
  margin: 0 auto;
  background: var(--color-border);
  padding: 6px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.ttt-cell {
  aspect-ratio: 1;
  background: var(--color-bg);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 700;
}

.ttt-cell.x {
  color: var(--color-primary);
}

.ttt-cell.o {
  color: var(--color-accent);
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.step-card {
  text-align: center;
  position: relative;
}

.step-number {
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  margin: 0 auto 1rem;
}

/* Prizes */
.prizes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  align-items: end;
}

.prize-card {
  text-align: center;
}

.prize-card-featured {
  border: 2px solid var(--color-accent);
  transform: scale(1.05);
}

.prize-card-featured:hover {
  transform: scale(1.05) translateY(-4px);
}

.prize-place {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

.prize-amount {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.prize-amount-featured {
  color: var(--color-accent);
}

/* Rules */
.rules-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.rule-card {
  text-align: center;
}

/* Register */
.register-wrapper {
  max-width: 500px;
  margin: 0 auto;
}

.register-form select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 1rem;
  background: var(--color-bg);
  transition: border-color var(--transition), box-shadow var(--transition);
  cursor: pointer;
}

.register-form select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

/* Responsive - Championship */
@media (max-width: 992px) {
  .rules-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .prizes-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .prize-card-featured {
    transform: none;
    order: -1;
  }

  .prize-card-featured:hover {
    transform: translateY(-4px);
  }

  .rules-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
}

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    flex-direction: column;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
    padding: 1.5rem 0;
    gap: 0;
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    transition: transform var(--transition);
  }

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

  .nav-links li {
    width: 100%;
    text-align: center;
  }

  .nav-links a {
    display: block;
    padding: 0.75rem 1.5rem;
  }

  .btn-nav {
    margin: 0.5rem 1.5rem;
    display: block;
  }

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

  .about-stats-row {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .gallery-item-wide {
    grid-column: span 1;
  }

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

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .about-stats-row {
    grid-template-columns: 1fr;
  }

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

  .hero {
    padding: 5rem 1rem 3rem;
  }
}