html, body {
  width: 100%;
  height: 100%;
}

/* FORCE HERO VISIBILITY */
.hero {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 100vh;
  overflow: hidden;
}

.hero .swiper-wrapper {
  height: 100%;
}

.hero .swiper-slide {
  min-height: 100vh;
  display: flex;
  align-items: stretch;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}


/* ================= RESET ================= */
* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  background: #f8fafc;
  color: #020617;
  line-height: 1.6;
}

img {
  max-width: 100%;
}

/* ================= HERO ================= */
.hero {
  width: 100%;
  height: 100vh;
}

.swiper,
.swiper-wrapper,
.swiper-slide {
  width: 100%;
  height: 100%;
}

.swiper-slide {
  background-size: cover;
  background-position: center;
  position: relative;
}

/* Overlay */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(2, 6, 23, 0.75),
    rgba(2, 6, 23, 0.25)
  );
  display: flex;
  align-items: center;
}

/* Hero content */
.hero-content {
  padding: 80px;
  max-width: 760px;
  color: #fff;
}

.brand {
  display: block;
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  opacity: 0.85;
  margin-bottom: 18px;
}

.hero-content h1 {
  font-size: 54px;
  line-height: 1.1;
  margin-bottom: 16px;
}

.hero-content p {
  font-size: 20px;
  max-width: 520px;
}

.hero-btn {
  display: inline-block;
  margin-top: 28px;
  padding: 14px 36px;
  background: #1d4ed8;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  border-radius: 6px;
}

/* ================= SECTIONS ================= */
.section {
  padding: 100px 0;
}

.section.dark {
  background: #020617;
  color: #fff;
}

.container {
  max-width: 1300px;
  margin: auto;
  padding: 0 40px;
}

.container.small {
  max-width: 720px;
}

.section h2 {
  text-align: center;
  font-size: 36px;
  margin-bottom: 50px;
}

/* ================= GRIDS ================= */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 40px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 40px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px;
}

/* ================= CARDS ================= */
.card {
  background: #fff;
  padding: 32px;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.dark .card {
  background: rgba(255,255,255,0.08);
  box-shadow: none;
}

.card h3 {
  margin-top: 0;
}

/* ================= TESTIMONIAL CAROUSEL ================= */
.testimonial-carousel {
  position: relative;
  display: flex;
  justify-content: center;
  perspective: 1200px;
}

.testimonial-item {
  width: 360px;
  height: 220px;
  background: #000;
  border-radius: 16px;
  margin: 0 16px;
  transform: scale(0.85);
  opacity: 0.6;
  transition: all 0.4s ease;
}

.testimonial-item.active {
  transform: scale(1);
  opacity: 1;
}

/* ================= FORMS ================= */
form {
  background: #fff;
  padding: 40px;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

label {
  font-weight: 600;
  display: block;
  margin-bottom: 6px;
}

input,
select,
button {
  width: 100%;
  padding: 14px;
  margin-bottom: 16px;
  border-radius: 6px;
  border: 1px solid #cbd5f5;
  font-size: 15px;
}

button {
  background: #1d4ed8;
  color: #fff;
  font-weight: 600;
  border: none;
  cursor: pointer;
}

/* ================= FOOTER ================= */
footer {
  background: #020617;
  color: #94a3b8;
  text-align: center;
  padding: 30px;
  font-size: 14px;
}