/* Palette: teal-copper */
:root {
  --primary-color: #006064;
  --secondary-color: #00838F;
  --accent-color: #A86030;
  --background-color: #E8F8FA;
  --dark-color: #111111;
  --text-color: #333333;
  --border-color: rgba(0,0,0,0.12);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.16);
  --radius-sm: 0px;
  --radius-md: 0px;
  --radius-lg: 0px;
  --radius-xl: 0px;
  --main-font: 'Playfair Display', serif;
  --alt-font: 'Inter', sans-serif;
}

/* NEO-BRUTAL PRESET MANDATORY STYLES */
section {
  padding: 40px 16px;
  margin: 0;
}
@media (min-width: 1024px) {
  section {
    padding: 48px 24px;
  }
}
.card, .btn {
  border: 3px solid var(--primary-color);
  box-shadow: 6px 6px 0 var(--primary-color);
  border-radius: 0 !important;
}
.btn:hover {
  transform: translate(2px, 2px);
  box-shadow: 3px 3px 0 var(--primary-color);
}
h1, h2, h3 {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  line-height: 1.0;
  font-family: var(--main-font);
  font-weight: 700;
  color: var(--dark-color);
}
section + section {
  border-top: 4px solid var(--primary-color);
}

/* General Base Styles */
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  padding: 0;
  background-color: var(--background-color);
  color: var(--text-color);
  font-family: var(--alt-font);
  line-height: 1.6;
  font-size: clamp(14px, 1.6vw, 17px);
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.bg-alt {
  background-color: #ffffff;
}

/* Typography scale */
h1 { font-size: clamp(28px, 5vw, 56px); }
h2 { font-size: clamp(24px, 3.5vw, 38px); margin-bottom: 12px; }
h3 { font-size: clamp(18px, 2.5vw, 24px); margin-bottom: 8px; }

/* Header & Nav (CSS Burger) */
.site-header {
  background: #ffffff;
  border-bottom: 3px solid var(--primary-color);
  position: relative;
  z-index: 100;
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo img {
  max-height: 44px;
  width: auto;
}
.burger-btn {
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  width: 32px;
  height: 30px;
  cursor: pointer;
}
.burger-btn .bar {
  width: 100%;
  height: 4px;
  background-color: var(--primary-color);
  transition: all 0.3s ease;
}
.site-nav {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #ffffff;
  border-bottom: 3px solid var(--primary-color);
  z-index: 999;
}
.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.site-nav a {
  text-decoration: none;
  color: var(--dark-color);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.95rem;
}
.site-nav a:hover {
  color: var(--accent-color);
}

#menu-toggle:checked ~ .site-nav {
  display: block;
}
#menu-toggle:checked ~ .burger-btn .bar:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
#menu-toggle:checked ~ .burger-btn .bar:nth-child(2) {
  opacity: 0;
}
#menu-toggle:checked ~ .burger-btn .bar:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

@media (min-width: 900px) {
  .burger-btn {
    display: none;
  }
  .site-nav {
    display: flex !important;
    position: static;
    border: none;
    background: transparent;
  }
  .site-nav ul {
    flex-direction: row;
    gap: 20px;
    padding: 0;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-weight: 700;
  text-transform: uppercase;
  text-decoration: none;
  min-height: 44px;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn-primary {
  background-color: var(--primary-color);
  color: #ffffff;
}
.btn-outline {
  background-color: #ffffff;
  color: var(--primary-color);
}

/* HERO: Floating Cards */
.hero-section {
  min-height: 81vh;
  position: relative;
  background-image: url('./img/bg.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  padding: 60px 16px;
}
.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: rgba(232, 248, 250, 0.88);
  z-index: 1;
}
.hero-container {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
@media (min-width: 1024px) {
  .hero-container {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }
}
.hero-badge {
  display: inline-block;
  background: var(--accent-color);
  color: #ffffff;
  padding: 6px 12px;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 16px;
  border: 2px solid var(--primary-color);
}
.hero-subtitle {
  font-size: clamp(16px, 2vw, 20px);
  margin: 20px 0 28px 0;
  color: #222222;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

/* Floating Cards Animation */
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  50% { transform: translateY(-12px) rotate(-1deg); }
}

.floating-cards-wrapper {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
}
.float-card {
  background: #ffffff;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  animation: float 4s ease-in-out infinite;
}
.float-card .icon {
  font-size: 2rem;
  color: var(--accent-color);
}
.float-card-1 { animation-delay: 0s; transform: rotate(-2deg); }
.float-card-2 { animation-delay: 1.2s; transform: rotate(2deg); }
.float-card-3 { animation-delay: 2.4s; transform: rotate(-1deg); }

/* TAB SECTION */
.tab-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
  justify-content: center;
}
.tab-label {
  padding: 12px 20px;
  background: #ffffff;
  border: 3px solid var(--primary-color);
  font-weight: 700;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
}
.tab-label:hover {
  background: var(--background-color);
}
#tab1:checked ~ .tab-nav label[for="tab1"],
#tab2:checked ~ .tab-nav label[for="tab2"],
#tab3:checked ~ .tab-nav label[for="tab3"] {
  background: var(--primary-color);
  color: #ffffff;
  box-shadow: 4px 4px 0 var(--dark-color);
}

.tab-panel {
  display: none;
  background: #ffffff;
  padding: 24px;
  border: 3px solid var(--primary-color);
  box-shadow: 6px 6px 0 var(--primary-color);
}
#tab1:checked ~ .tab-content-wrapper .panel-1,
#tab2:checked ~ .tab-content-wrapper .panel-2,
#tab3:checked ~ .tab-content-wrapper .panel-3 {
  display: block;
}

.check-list {
  list-style: none;
  padding: 0;
}
.check-list li {
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border: 3px solid var(--primary-color);
}
.bg-accent-light {
  background: #FDF3EB;
}

/* DENSE ICON GRID */
.dense-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
@media (min-width: 640px) {
  .dense-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1024px) {
  .dense-grid { grid-template-columns: repeat(4, 1fr); }
}
.dense-item {
  background: #ffffff;
  padding: 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.dense-item .icon {
  font-size: 2rem;
  color: var(--accent-color);
}
.dense-item span {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.85rem;
}

/* EDUCATIONAL QUIZ */
.quiz-btn {
  display: block;
  padding: 12px 16px;
  background: #ffffff;
  border: 2px solid var(--primary-color);
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
}
.quiz-btn:hover {
  background: var(--background-color);
}
.hidden-ans {
  display: none;
}
#q1a:checked ~ .answer-a,
#q1b:checked ~ .answer-b,
#q2a:checked ~ .answer-2a,
#q2b:checked ~ .answer-2b {
  display: block;
}

/* HOW IT WORKS / STEPS */
.step-card {
  background: #ffffff;
  position: relative;
}
.step-num {
  font-size: 3rem;
  font-weight: 900;
  color: var(--accent-color);
  line-height: 1;
  display: block;
  margin-bottom: 8px;
}

/* TESTIMONIALS */
.review-card {
  background: #ffffff;
}
.stars {
  color: #D97706;
  font-size: 1.2rem;
}
.author-info {
  border-top: 2px solid var(--border-color);
  padding-top: 8px;
  display: flex;
  flex-direction: column;
}

/* CONTACT & FAQ */
.form-input {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--primary-color);
  margin-top: 4px;
  font-family: inherit;
}
.faq-title {
  font-size: 1.1rem;
  text-transform: none;
}
.faq-text {
  font-size: 0.95rem;
  color: #444444;
}

/* FOOTER */
footer {
  background: var(--dark-color);
  color: #ffffff;
  padding: 40px 16px;
  border-top: 4px solid var(--primary-color);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  text-align: center;
}
footer img[alt="logo"] {
  filter: brightness(0) invert(1);
  max-height: 40px;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px;
}
.footer-nav a {
  color: #ffffff;
  text-decoration: none;
  font-size: 0.85rem;
}
.footer-nav a:hover {
  color: var(--accent-color);
}
.footer-copy {
  font-size: 0.85rem;
  color: #888888;
}

@media (min-width: 768px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* Scroll Reveal Animation */
@keyframes reveal-up {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.reveal {
  animation: reveal-up linear both;
  animation-timeline: view();
  animation-range: entry 0% entry 30%;
}