:root {
  --primary: #185FA5;
  --primary-dark: #0C447C;
  --primary-darkest: #042C53;
  --primary-light: #E6F1FB;
  --primary-border: #B5D4F4;
  --text: #042C53;
  --text-soft: #444441;
  --white: #FFFFFF;
  --panel: rgba(232, 199, 90, 0.35);
  --radius: 12px;
  --max: 1100px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

a { color: var(--primary); }

.container { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--white);
  border-bottom: 1px solid var(--primary-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}
.brand {
  font-size: 22px;
  font-weight: 700;
  color: var(--primary-dark);
  text-decoration: none;
}
.main-nav { display: flex; gap: 6px; flex-wrap: wrap; }
.main-nav a {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--primary-dark);
  text-decoration: none;
  font-size: 15px;
}
.main-nav a:hover { background: var(--primary-light); }
.main-nav a.active { background: var(--primary); color: var(--white); }
.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--primary-border);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 15px;
  color: var(--primary-dark);
  cursor: pointer;
}

.hero {
  position: relative;
  color: var(--white);
  background-color: var(--primary-dark);
  background-image: url("../images/hero.jpg");
  background-size: cover;
  background-position: center;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(4, 44, 83, 0.72);
}
.hero .container {
  position: relative;
  padding-top: 90px;
  padding-bottom: 90px;
  text-align: center;
}
.hero h1 { font-size: 40px; line-height: 1.2; margin: 0 0 14px; }
.hero p { font-size: 19px; margin: 0 auto 26px; max-width: 640px; }

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  background: var(--white);
  color: var(--primary-dark);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid var(--white);
  cursor: pointer;
  font-size: 16px;
}
.btn:hover { background: var(--primary-light); }
.btn.solid { background: var(--primary); color: var(--white); border-color: var(--primary); }
.btn.solid:hover { background: var(--primary-dark); border-color: var(--primary-dark); }

section { padding: 56px 0; }
section.alt { background: var(--primary-light); }
.section-title { font-size: 28px; margin: 0 0 8px; color: var(--primary-dark); }
.section-sub { margin: 0 0 28px; color: var(--text-soft); }

.pkg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
}
.pkg-card {
  background: #B5D4F4;
  border: 1px solid #85B7EB;
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  transition: background-color 0.2s, border-color 0.2s;
}
.pkg-card:hover {
  background: #9CC3EE;
  border-color: var(--primary);
  animation: card-wiggle 0.5s ease-in-out;
}
@keyframes card-wiggle {
  0% { transform: rotate(0); }
  25% { transform: rotate(-1.5deg); }
  50% { transform: rotate(1.5deg); }
  75% { transform: rotate(-1deg); }
  100% { transform: rotate(0); }
}
@media (prefers-reduced-motion: reduce) {
  .pkg-card:hover { animation: none; }
}
.pkg-card h3 { margin: 0 0 6px; color: var(--primary-dark); }
.pkg-card .price { font-size: 26px; font-weight: 700; color: var(--primary); }
.pkg-card .pages { color: var(--text-soft); font-size: 14px; margin: 4px 0 14px; }

.pkg-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.pkg-tab {
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--primary-border);
  background: var(--white);
  color: var(--primary-dark);
  cursor: pointer;
  font-size: 15px;
}
.pkg-tab.active { background: var(--primary); color: var(--white); border-color: var(--primary); }

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.chip {
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--primary-border);
  background: var(--white);
  color: var(--primary-dark);
  cursor: pointer;
  font-size: 14px;
}
.chip.new { border-color: var(--primary); }
.chip.active { background: var(--primary); color: var(--white); border-color: var(--primary); }
.feature-detail {
  background: var(--white);
  border: 1px solid var(--primary-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  min-height: 90px;
}
.feature-detail h4 { margin: 0 0 6px; color: var(--primary-dark); }
.feature-detail p { margin: 0; color: var(--text-soft); }

.list-plain { margin: 0; padding-left: 20px; }
.list-plain li { margin-bottom: 8px; }

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.contact-box {
  background: var(--white);
  border: 1px solid var(--primary-border);
  border-radius: var(--radius);
  padding: 20px;
}
.contact-box h3 { margin: 0 0 10px; color: var(--primary-dark); }
form label { display: block; font-size: 14px; margin: 12px 0 4px; }
form input, form select, form textarea {
  width: 100%;
  height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--primary-border);
  border-radius: 8px;
  background: var(--white);
  font: inherit;
  color: var(--text);
}
form textarea { height: auto; min-height: 130px; resize: vertical; }
.req { color: #A32D2D; font-weight: 700; }
.label-row { display: flex; justify-content: space-between; align-items: center; margin: 12px 0 4px; }
.label-row label { margin: 0; }
.char-badge { font-size: 12px; font-weight: 600; padding: 3px 12px; border-radius: 999px; background: var(--primary); color: var(--white); }
.char-badge.warn { background: #B45F06; color: var(--white); }
.char-badge.full { background: #A32D2D; color: var(--white); }
.form-note { font-size: 13px; color: var(--text-soft); margin-top: 8px; }

.legal { max-width: 780px; }
.legal h2 { color: var(--primary-dark); margin-top: 28px; }

.page-bg {
  position: relative;
  background-color: var(--primary-dark);
  background-image: url("../images/hero.jpg");
  background-size: cover;
  background-position: center;
}
.page-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(4, 44, 83, 0.72);
}
.page-bg .container { position: relative; }
.page-bg .section-title { color: var(--white); }
.page-bg .section-sub { color: var(--primary-light); }
.page-bg .section-sub strong { color: var(--white); }

.site-footer {
  background: var(--primary-darkest);
  color: var(--primary-border);
  padding: 32px 0;
  font-size: 14px;
}
.site-footer a { color: var(--white); text-decoration: none; margin: 0 10px; }
.site-footer a:hover { text-decoration: underline; }
.footer-row { display: flex; flex-direction: column-reverse; align-items: center; text-align: center; gap: 14px; }

.social-panel {
  position: fixed;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  z-index: 60;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 14px 10px;
  background: var(--panel);
  border-radius: 999px;
}
.social-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: var(--white);
  border: 2px solid transparent;
  text-decoration: none;
  transition: border-color 0.15s;
}
.social-btn svg { width: 22px; height: 22px; fill: currentColor; }
.social-btn.youtube { background: #E24B4A; }
.social-btn.instagram { background: #D4537E; }
.social-btn.facebook { background: #185FA5; }
.social-btn:hover, .social-btn:focus-visible {
  border-color: var(--white);
  animation: wiggle 0.5s ease-in-out;
}
@keyframes wiggle {
  0% { transform: rotate(0); }
  25% { transform: rotate(-14deg); }
  50% { transform: rotate(12deg); }
  75% { transform: rotate(-8deg); }
  100% { transform: rotate(0); }
}
@media (prefers-reduced-motion: reduce) {
  .social-btn:hover, .social-btn:focus-visible { animation: none; }
}

@media (max-width: 760px) {
  .menu-toggle { display: block; }
  .main-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 10px 20px 16px;
    border-bottom: 1px solid var(--primary-border);
  }
  .main-nav.open { display: flex; }
  .hero h1 { font-size: 30px; }
  .hero .container { padding-top: 60px; padding-bottom: 60px; }
  .social-panel { right: 6px; padding: 10px 6px; gap: 10px; }
  .social-btn { width: 38px; height: 38px; }
}