/* ===== Hội Nữ Trí Thức Việt-Nhật (VJIWU) — Style dùng chung ===== */

:root {
  --maroon: #7a1f3d;
  --maroon-dark: #5c1730;
  --gold: #c9a227;
  --gold-light: #e6d5a3;
  --cream: #faf6ef;
  --ink: #2b2320;
  --gray: #6b6058;
  --white: #ffffff;
  --radius: 10px;
  --shadow: 0 6px 20px rgba(122, 31, 61, 0.08);
  --max-width: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Be Vietnam Pro", "Noto Sans", Arial, sans-serif;
  color: var(--ink);
  background: var(--cream);
  line-height: 1.7;
}

h1, h2, h3, h4 {
  font-family: "Noto Serif", Georgia, serif;
  color: var(--maroon-dark);
  line-height: 1.3;
  margin-top: 0;
}

a { color: var(--maroon); text-decoration: none; }
a:hover { color: var(--gold); }

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

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

/* ===== Header / Nav ===== */
header.site-header {
  background: var(--white);
  border-bottom: 3px solid var(--gold);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--maroon);
  color: var(--gold-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Noto Serif", serif;
  font-weight: 700;
  font-size: 18px;
  flex-shrink: 0;
}

.brand-text .name-vi {
  font-weight: 700;
  color: var(--maroon-dark);
  font-size: 17px;
  display: block;
}

.brand-text .name-en {
  font-size: 12px;
  color: var(--gray);
  letter-spacing: 0.5px;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  color: var(--ink);
  font-weight: 600;
  font-size: 15px;
  padding: 6px 2px;
  border-bottom: 2px solid transparent;
}

nav.main-nav a.active,
nav.main-nav a:hover {
  color: var(--maroon);
  border-bottom-color: var(--gold);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 26px;
  color: var(--maroon-dark);
  cursor: pointer;
}

@media (max-width: 760px) {
  .menu-toggle { display: block; }
  nav.main-nav {
    display: none;
    width: 100%;
    order: 3;
  }
  nav.main-nav.open { display: block; }
  nav.main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 10px 0;
  }
  nav.main-nav li { border-top: 1px solid #eee; }
  nav.main-nav a { display: block; padding: 12px 4px; }
  .nav-wrap { flex-wrap: wrap; }
}

/* ===== Hero ===== */
.hero {
  background: linear-gradient(135deg, var(--maroon) 0%, var(--maroon-dark) 100%);
  color: var(--white);
  padding: 70px 24px;
  text-align: center;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(28px, 4vw, 42px);
  max-width: 780px;
  margin: 0 auto 16px;
}

.hero p {
  color: var(--gold-light);
  max-width: 640px;
  margin: 0 auto 28px;
  font-size: 17px;
}

.hero-sub {
  color: rgba(255,255,255,0.85) !important;
}

.btn {
  display: inline-block;
  background: var(--gold);
  color: var(--maroon-dark);
  font-weight: 700;
  padding: 13px 28px;
  border-radius: 30px;
  border: none;
  cursor: pointer;
  font-size: 15px;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn:hover {
  color: var(--maroon-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 18px rgba(0,0,0,0.18);
}

.btn-outline {
  background: transparent;
  border: 2px solid var(--gold);
  color: var(--gold-light);
}

/* ===== Page header (non-home) ===== */
.page-hero {
  background: var(--maroon-dark);
  color: var(--white);
  padding: 48px 24px;
  text-align: center;
}
.page-hero h1 { color: var(--white); margin-bottom: 8px; }
.page-hero p { color: var(--gold-light); margin: 0; }

/* ===== Sections ===== */
section.block {
  padding: 60px 0;
}

section.block.alt {
  background: var(--white);
}

.section-title {
  text-align: center;
  margin-bottom: 12px;
}

.section-lede {
  text-align: center;
  color: var(--gray);
  max-width: 680px;
  margin: 0 auto 40px;
}

/* ===== Cards / Grid ===== */
.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 24px;
  border-top: 4px solid var(--gold);
}

.card h3 { font-size: 18px; margin-bottom: 10px; }
.card p { color: var(--gray); font-size: 14.5px; margin: 0; }

/* ===== Board member cards ===== */
.member-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  text-align: center;
}

.member-avatar {
  width: 78px;
  height: 78px;
  border-radius: 50%;
  background: var(--gold-light);
  color: var(--maroon-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 22px;
  margin: 0 auto 14px;
}

.member-name { font-weight: 700; color: var(--maroon-dark); margin-bottom: 4px; }
.member-role { color: var(--gold); font-size: 13.5px; font-weight: 600; margin-bottom: 6px; }
.member-org { color: var(--gray); font-size: 13.5px; }

.tag {
  display: inline-block;
  background: var(--cream);
  color: var(--maroon);
  border: 1px solid var(--gold-light);
  border-radius: 20px;
  padding: 3px 12px;
  font-size: 12.5px;
  margin-bottom: 8px;
}

/* ===== Timeline / list style ===== */
.info-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.info-list li {
  padding: 14px 0;
  border-bottom: 1px solid #ecdfc7;
}
.info-list strong { color: var(--maroon-dark); }

/* ===== Sample / placeholder banner ===== */
.sample-note {
  background: #fff8e6;
  border: 1px dashed var(--gold);
  color: #7a5f16;
  padding: 12px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 32px;
}

/* ===== Forms ===== */
form.contact-form {
  display: grid;
  gap: 16px;
  max-width: 560px;
  margin: 0 auto;
}
form.contact-form input,
form.contact-form textarea {
  padding: 12px 14px;
  border: 1px solid #ddd0b0;
  border-radius: 8px;
  font-family: inherit;
  font-size: 15px;
  background: var(--white);
}
form.contact-form label { font-weight: 600; font-size: 14px; margin-bottom: -8px; display: block; }

/* ===== Footer ===== */
footer.site-footer {
  background: var(--ink);
  color: #d8cfc6;
  padding: 40px 24px 24px;
  font-size: 14px;
}
footer.site-footer .container {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 30px;
}
footer.site-footer h4 { color: var(--gold-light); font-size: 15px; }
footer.site-footer a { color: #d8cfc6; }
footer.site-footer a:hover { color: var(--gold); }
.footer-bottom {
  text-align: center;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid #453b35;
  color: #a9a09a;
  font-size: 13px;
}
@media (max-width: 700px) {
  footer.site-footer .container { grid-template-columns: 1fr; }
}