/* ===== Variables ===== */
:root {
  --color-primary: #d97742;
  --color-primary-dark: #b85f30;
  --color-accent: #2a9d8f;
  --color-accent-dark: #1f7268;
  --color-bg: #faf7f2;
  --color-bg-alt: #f0e9df;
  --color-text: #2d2a26;
  --color-text-light: #6b645c;
  --color-white: #ffffff;
  --shadow: 0 4px 16px rgba(45, 42, 38, 0.08);
  --radius: 12px;
  --max-width: 1100px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

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

a {
  color: var(--color-accent-dark);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

h1, h2, h3 {
  line-height: 1.25;
  margin-top: 0;
}

.section {
  padding: 3.5rem 0;
}

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

.section-title {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.section-subtitle {
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

/* ===== Header / Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-white);
  box-shadow: var(--shadow);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.9rem 1.25rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-width: 0;
  flex-shrink: 1;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
  text-decoration: none;
}

.nav-brand img {
  flex-shrink: 0;
}

.nav-brand span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-brand img {
  height: 36px;
  width: 36px;
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-shrink: 0;
}

.nav-social {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-social a {
  display: flex;
  align-items: center;
  color: var(--color-text-light);
  transition: color 0.15s ease;
}

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

.nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
}

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

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  padding: 0.25rem;
  cursor: pointer;
  color: var(--color-text);
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    gap: 0;
    box-shadow: var(--shadow);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s ease;
  }
  .nav-links.open {
    max-height: 320px;
  }
  .nav-links li {
    border-top: 1px solid var(--color-bg-alt);
  }
  .nav-links a {
    display: block;
    padding: 1rem 1.25rem;
  }
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

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

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

.btn-outline {
  background: transparent;
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn-outline-dark {
  background: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  padding: 5rem 0;
  text-align: center;
}

.hero h1 {
  font-size: 2.4rem;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.15rem;
  max-width: 640px;
  margin: 0 auto 2rem;
  opacity: 0.95;
}

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

.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  color: var(--color-white);
  padding: 3rem 0;
  text-align: center;
}

.page-hero h1 {
  margin-bottom: 0.5rem;
}

.page-hero p {
  opacity: 0.95;
  margin: 0;
}

/* ===== Cards grid ===== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.card-body {
  padding: 1.25rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex: 1;
}

.card-image {
  height: 150px;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 2rem;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.event-date-badge {
  display: inline-block;
  background: var(--color-bg-alt);
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  width: fit-content;
}

.card h3 {
  font-size: 1.15rem;
  margin: 0;
}

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

.card p {
  margin: 0;
  color: var(--color-text-light);
}

.event-past .card-image,
.event-past .event-date-badge {
  opacity: 0.6;
}

/* ===== Values / icons ===== */
.value-item {
  text-align: center;
  padding: 1.5rem;
}

.value-icon {
  font-size: 2.2rem;
  margin-bottom: 0.75rem;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

@media (max-width: 720px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-info-item {
  display: flex;
  gap: 0.85rem;
  margin-bottom: 1.25rem;
  align-items: flex-start;
}

.contact-info-item .icon {
  font-size: 1.4rem;
}

form.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact-form label {
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
  display: block;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 0.7rem 0.9rem;
  border: 1px solid #ddd3c6;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  background: var(--color-white);
}

/* ===== Sponsor table ===== */
.table-scroll {
  overflow-x: auto;
}

.sponsor-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.9rem;
}

.sponsor-table th,
.sponsor-table td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid var(--color-bg-alt);
  text-align: center;
}

.sponsor-table td:first-child,
.sponsor-table th:first-child {
  text-align: left;
}

.sponsor-table thead th {
  background: var(--color-bg-alt);
  color: var(--color-primary-dark);
}

.sponsor-table thead th span {
  display: block;
  font-weight: 400;
  font-size: 0.75rem;
  color: var(--color-text-light);
}

.sponsor-table tbody tr:nth-child(even) {
  background: var(--color-bg);
}

.contact-form textarea {
  resize: vertical;
  min-height: 120px;
}

.notice {
  background: var(--color-bg-alt);
  border-left: 4px solid var(--color-primary);
  padding: 1rem 1.25rem;
  border-radius: 8px;
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
}

/* ===== Filter tabs (events page) ===== */
.filter-tabs {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.filter-tab {
  background: var(--color-white);
  border: 2px solid var(--color-bg-alt);
  padding: 0.5rem 1.1rem;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  color: var(--color-text-light);
}

.filter-tab.active {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
  background: #fdf0e8;
}

.empty-state {
  text-align: center;
  color: var(--color-text-light);
  padding: 2rem;
}

/* ===== Footer ===== */
.site-footer {
  background: #2d2a26;
  color: #d9d3c9;
  padding: 2.5rem 0 1.5rem;
  margin-top: 3rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.footer-grid h4 {
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.footer-grid a {
  color: #d9d3c9;
  text-decoration: none;
  display: block;
  margin-bottom: 0.4rem;
}

.footer-grid a:hover {
  color: var(--color-primary);
}

.footer-bottom {
  border-top: 1px solid #4a4640;
  padding-top: 1.25rem;
  text-align: center;
  font-size: 0.85rem;
  color: #a39d92;
}