@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.4.0/css/all.min.css');

:root {
  --primary-color: #2874A6;
  --secondary-color: #1A5276;
  --accent-color: #45B7D1;
  --light-color: #EAF4FB;
  --dark-color: #0F2A3D;
  --gradient-primary: linear-gradient(135deg, #45B7D1 0%, #2874A6 100%);
  --hover-color: #1F6494;
  --background-color: #F7FBFE;
  --text-color: #1C2B38;
  --border-color: rgba(69, 183, 209, 0.22);
  --divider-color: rgba(40, 116, 166, 0.12);
  --shadow-color: rgba(40, 116, 166, 0.13);
  --highlight-color: #F1C40F;
  --main-font: 'Merriweather', sans-serif;
  --alt-font: 'Work Sans', serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--alt-font);
  color: var(--text-color);
  background-color: var(--background-color);
  line-height: 1.8;
}

h1, h2, h3, h4 {
  font-family: var(--main-font);
  letter-spacing: -0.01em;
}

/* HEADER */
header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--dark-color);
  box-shadow: 0 2px 28px rgba(40,116,166,0.3);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  border-bottom: 2px solid var(--accent-color);
}

.logo a { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo img { height: 38px; width: auto; filter: brightness(0) invert(1); }

.navigation ul { list-style: none; display: flex; gap: 1.8rem; }
.navigation ul li a {
  color: #a8d4e8;
  text-decoration: none;
  font-family: var(--alt-font);
  font-size: 0.88rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  transition: color 0.3s;
  padding: 0.3rem 0;
  border-bottom: 2px solid transparent;
}
.navigation ul li a:hover { color: var(--accent-color); border-bottom-color: var(--accent-color); }

.hamburger-toggle { display: none; }
.hamburger-label { display: none; cursor: pointer; flex-direction: column; gap: 5px; padding: 5px; }
.hamburger-label span { display: block; width: 26px; height: 2px; background: #a8d4e8; transition: all 0.3s; }
.hamburger-toggle:checked ~ .navigation { display: flex; flex-direction: column; }
.hamburger-toggle:checked ~ .hamburger-label span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger-toggle:checked ~ .hamburger-label span:nth-child(2) { opacity: 0; }
.hamburger-toggle:checked ~ .hamburger-label span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }

/* HERO */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(rgba(0,0,0,0.56), rgba(0,0,0,0.56)), url('./img/bg.jpg') no-repeat center center / cover;
  min-height: 75vh;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(69,183,209,0.18) 0%, transparent 55%),
    radial-gradient(ellipse at 80% 50%, rgba(40,116,166,0.12) 0%, transparent 55%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 860px; padding: 2rem 1.5rem; }
.hero h1 {
  color: #ffffff;
  font-size: clamp(1.8rem, 5vw, 3.4rem);
  line-height: 1.25;
  text-shadow: 0 3px 24px rgba(0,0,0,0.6);
  margin-bottom: 1.3rem;
  font-weight: 700;
}
.hero p { color: #b8dff0; font-size: clamp(1rem, 2.5vw, 1.2rem); max-width: 640px; margin: 0 auto 2rem; }
.hero-badge {
  display: inline-block;
  background: rgba(69,183,209,0.25);
  border: 1px solid rgba(69,183,209,0.6);
  color: var(--accent-color);
  font-family: var(--alt-font);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 0.35rem 1.2rem;
  border-radius: 3px;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(4px);
}

.btn-primary {
  display: inline-block;
  background: var(--gradient-primary);
  color: #fff;
  padding: 0.9rem 2.3rem;
  border-radius: 5px;
  font-family: var(--alt-font);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 5px 20px rgba(40,116,166,0.45);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 32px rgba(40,116,166,0.55); }

section { padding-top: 10dvh; padding-bottom: 10dvh; }

.section-title {
  font-size: clamp(1.5rem, 3.8vw, 2.3rem);
  color: var(--dark-color);
  margin-bottom: 0.7rem;
  font-weight: 700;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 4px;
  background: var(--gradient-primary);
  margin-top: 0.55rem;
  border-radius: 2px;
}
.section-subtitle { color: #3a6a80; font-size: 1rem; max-width: 560px; margin-bottom: 2.5rem; }

/* CONTENT 1 */
.content-grid-1 { display: flex; gap: 3rem; align-items: center; }
.content-grid-1 .img-col { flex: 0 0 40%; }
.content-grid-1 .text-col { flex: 1; }
.content-grid-1 img { width: 100%; border-radius: 12px; box-shadow: 10px 14px 44px var(--shadow-color); }

/* DIVIDER */
.section-divider { padding: 2.2rem 0; text-align: center; position: relative; }
.section-divider::before { content: ''; display: block; height: 1px; background: var(--border-color); position: absolute; top: 50%; left: 0; right: 0; }
.divider-text {
  position: relative;
  display: inline-block;
  background: var(--background-color);
  padding: 0.45rem 1.6rem;
  color: var(--primary-color);
  font-family: var(--alt-font);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  font-weight: 600;
  text-transform: uppercase;
}

/* CTA PARALLAX */
.cta-parallax {
  background: linear-gradient(rgba(0,0,0,0.6),rgba(0,0,0,0.6)), url('./img/bg.jpg') no-repeat center center;
  background-attachment: fixed;
  background-size: cover;
  text-align: center;
  color: #fff;
}
.cta-parallax h2 { color: #fff; font-size: clamp(1.5rem,4vw,2.6rem); margin-bottom: 1rem; font-weight: 700; }
.cta-parallax p { color: #b8dff0; max-width: 580px; margin: 0 auto 2rem; font-size: 1.1rem; }

/* FEATURES */
.features-section { background: var(--light-color); }
.timeline { position: relative; padding-left: 2.5rem; }
.timeline::before { content: ''; position: absolute; left: 1rem; top: 0; bottom: 0; width: 2px; background: var(--gradient-primary); }
.timeline-item {
  position: relative;
  margin-bottom: 2rem;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 1.5rem 1.6rem 1.5rem 2rem;
  box-shadow: 5px 5px 22px var(--shadow-color), -2px -2px 10px rgba(255,255,255,0.85);
  transition: transform 0.25s, box-shadow 0.25s;
}
.timeline-item:hover { transform: translateX(7px) translateY(-2px); box-shadow: 10px 10px 32px var(--shadow-color); }
.timeline-item::before { content: ''; position: absolute; left: -1.9rem; top: 1.6rem; width: 14px; height: 14px; border-radius: 50%; background: var(--accent-color); border: 3px solid #fff; box-shadow: 0 0 0 2px var(--accent-color); }
.timeline-item .item-icon { color: var(--primary-color); font-size: 1.5rem; margin-bottom: 0.5rem; }
.timeline-item h3 { font-family: var(--alt-font); font-size: 1.05rem; color: var(--dark-color); margin-bottom: 0.4rem; font-weight: 600; }
.timeline-item p { font-size: 0.93rem; color: #3a6a80; }

/* CONTENT 2 */
.content-grid-2 { display: flex; gap: 3rem; align-items: center; flex-direction: row-reverse; }
.content-grid-2 .img-col { flex: 0 0 50%; }
.content-grid-2 .text-col { flex: 1; }
.content-grid-2 img { width: 100%; border-radius: 12px; box-shadow: 10px 14px 44px var(--shadow-color); }

/* TESTIMONIALS */
.testimonials-section { background: var(--background-color); }
.testimonials-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.5rem; }
.testimonial-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-bottom: 3px solid var(--accent-color);
  border-radius: 10px;
  padding: 1.8rem;
  box-shadow: 5px 5px 22px var(--shadow-color), -2px -2px 8px rgba(255,255,255,0.9);
  transition: transform 0.2s;
}
.testimonial-card:hover { transform: translateY(-4px); }
.testimonial-text { font-size: 0.93rem; color: #3a6a80; margin-bottom: 1.2rem; font-style: italic; line-height: 1.7; }
.testimonial-author { font-family: var(--alt-font); font-size: 0.83rem; color: var(--primary-color); font-weight: 600; }
.testimonial-stars { color: var(--highlight-color); margin-bottom: 0.8rem; font-size: 0.85rem; }

/* FAQ */
.faq-section { background: var(--light-color); }
.faq-list { display: flex; flex-direction: column; gap: 1rem; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border-color);
  border-left: 4px solid var(--accent-color);
  border-radius: 8px;
  padding: 1.5rem;
  box-shadow: 4px 4px 16px var(--shadow-color), -1px -1px 6px rgba(255,255,255,0.85);
  transition: box-shadow 0.3s, transform 0.2s;
}
.faq-item:hover { box-shadow: 8px 8px 28px var(--shadow-color); transform: translateY(-2px); }
.faq-item h3 { font-family: var(--alt-font); font-size: 1rem; color: var(--dark-color); margin-bottom: 0.8rem; display: flex; align-items: center; gap: 0.7rem; font-weight: 600; }
.faq-item h3 i { color: var(--accent-color); }
.faq-item p { font-size: 0.93rem; color: #3a6a80; }

/* FOOTER */
footer { background: var(--dark-color); padding: 2.5rem 2rem 1.5rem; border-top: 2px solid var(--accent-color); }
.footer-inner { max-width: 1180px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }
footer .logo img { height: 36px; filter: brightness(0) invert(1); }
footer nav ul { list-style: none; display: flex; gap: 1.5rem; flex-wrap: wrap; }
footer nav ul li a { color: #7ab8cc; text-decoration: none; font-size: 0.85rem; transition: color 0.3s; }
footer nav ul li a:hover { color: var(--accent-color); }
.footer-credit { text-align: center; color: #4a7a8a; font-size: 0.78rem; padding-top: 1.2rem; border-top: 1px solid rgba(69,183,209,0.18); margin-top: 1.5rem; max-width: 1180px; margin-left: auto; margin-right: auto; }
.footer-credit a { color: var(--accent-color); text-decoration: none; }

.styled-list { list-style: none; padding: 0; }
.styled-list li { padding: 0.5rem 0; padding-left: 1.8rem; position: relative; color: #3a6a80; font-size: 0.96rem; }
.styled-list li::before { content: '\f058'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; left: 0; color: var(--accent-color); }

@media (max-width: 768px) {
  .hamburger-label { display: flex; }
  .navigation { display: none; position: absolute; top: 70px; left: 0; right: 0; background: var(--dark-color); padding: 1.2rem 2rem; border-top: 1px solid rgba(69,183,209,0.2); }
  .navigation ul { flex-direction: column; gap: 1rem; }
  header { flex-wrap: wrap; }
  .content-grid-1, .content-grid-2 { flex-direction: column; }
  .content-grid-1 .img-col, .content-grid-2 .img-col { flex: none; width: 100%; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  footer nav ul { flex-direction: column; gap: 0.7rem; }
}