/* THEME */
:root {
  --bg: #000;
  --card: rgba(255, 255, 255, 0.05);
  --text-title: #fff;
  --text-sub: #9a9a9a;
  --primary: #609111;
  --primary-light: #d1fd9c; 
  --dark-green: #394408;
  --border: rgba(255, 255, 255, 0.15);
  --primary-text-form: #000;
  --border-form: rgba(255, 255, 255, 0.15);
  --bg-form: rgba(255, 255, 255);
  --overlay: rgba(0, 0, 0, 0.65);
}

[data-theme="light"] {
  --bg: #ffffff;
  --text-title: #000;
  --text-sub: #555;
  --border: rgba(0, 0, 0, 0.12);
  --primary-text-form: #ffffff;
  --border-form: #fff;
  --bg-form: rgba(0, 0, 0);
  --overlay: rgba(0, 0, 0, 0.053);
}

/* ================= BASE ================= */
* {
  box-sizing: border-box;
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text-title);
  font-family: "Plus Jakarta Sans", sans-serif;
  overflow-x: hidden;
}

.text-primary {
  color: var(--primary);
}
.text-sub {
  color: var(--text-sub);
}

/* ================= GLASS CONTAINER ================= */
.header-flat,
.footer-flat,
.form-container-flat {
  background: var(--card);
  backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  box-shadow: rgba(0, 0, 0, 0.16) 0px 3px 6px, rgba(0, 0, 0, 0.23) 0px 3px 6px;
}

/* ================= SPOTLIGHT ================= */
.spotlight {
  position: fixed;
  inset: 0;
  background: radial-gradient(
    600px circle at var(--x) var(--y),
    rgba(96, 145, 17, 0.15),
    transparent 65%
  );
  pointer-events: none;
  z-index: -1;
}

/* ================= FLOATING BUTTON ================= */
.floating-btn{
  position: fixed;
  display: flex;
  flex-direction: column;
  z-index: 999;
  right: 10px;
  bottom: 100px;
  gap: 30px;

}

.phone-btn, .zalo-btn{
  border-radius: 50%;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  transition: tranform 0.3s ease;
}

.phone-btn:hover,
 .zalo-btn:hover{
  transform: scale(1.1);
  color: var(--text-title);
}

.phone-btn{
  color: var(--text-title);
  background-color: var(--primary);
  font-size: 1.5rem;
  text-align: center;
  padding: 10px 14px;
}

.zalo-btn{
  background: #4aa3ff;
}

.zalo-btn img{
  width: 50px;
  height: 50px;
}


/* ================= NAV ================= */
.nav-link {
  position: relative;
  color: var(--text-title);
  opacity: 0.85;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.nav-link:hover {
  opacity: 1;
}

.nav-link:hover::after {
  width: 100%;
}

/* ================= THEME SWITCH ================= */
.theme-switch-btn {
  width: 56px;
  height: 30px;
  border: none;
  background: var(--primary);
  border-radius: 50px;
  padding: 4px;
  cursor: pointer;
  position: relative;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

.theme-switch-circle {
  width: 22px;
  color: var(--text-title);
  padding: 0px 1px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: transform 0.35s cubic-bezier(0.68, -0.55, 0.27, 1.55);
}

.theme-switch-btn.light-active .theme-switch-circle {
  transform: translateX(26px);
}

/* ================= HERO ================= */
.hero-split {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 2fr;
  min-height: 100vh;
  overflow: hidden;
}

.hero-text {
  position: absolute;
  left: 6%;
  top: 55%;
  transform: translateY(-50%);
  max-width: 560px;
  z-index: 5;
}

.uiverse-badge {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: #022c22;
}

.hero-title {
  font-size: clamp(3.5rem, 6vw, 6rem);
  font-weight: 800;
  line-height: 1.05;
  margin-bottom: 28px;
  text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.hero-title span {
  color: var(--primary);
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--text-sub);
  margin-bottom: 32px;
}

/* ================= BUTTON ================= */
.hero-btn , .price-btn{
  display: inline-block;
  padding: 18px 48px;
  border-radius: 1.5rem;
  background: linear-gradient(135deg, var(--primary), var(--dark-green));
  font-weight: 800;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 20px rgba(57, 68, 8, 0.3);
}

.hero-btn:hover,
.price-btn:hover {
  transform: translateY(-3px) scale(1.1);
  box-shadow: 0 20px 40px rgba(96, 145, 17, 0.5);
}

.hero-btn::before{
  content: "";
  position: absolute;
  inset: 0;
  left: -100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255, 255, 255, 0.35),
    transparent
  );
  transition: left 0.6s;
}

.price-btn:hover::before,
.hero-btn:hover::before {
  left: 100%;
}

/* ================= HERO IMAGE ================= */
.hero-image {
  grid-column: 2 / 3;
  position: relative;
  overflow: hidden;
}

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.85) contrast(1.1);
}

.hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to left, rgba(0, 0, 0, 0) 40%, var(--bg) 100%);
}

/* ================= SERVICE CARD ================= */
/* card dài ~2/3 màn hình */
.service-card {
  background: var(--card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 2rem;
  box-shadow: rgba(255, 255, 255, 0.1) 0px 1px 1px 0px inset,
              rgba(50, 50, 93, 0.25) 0px 50px 100px -20px,
              rgba(0, 0, 0, 0.3) 0px 30px 60px -30px;
  cursor: pointer;
  gap: 32px;
  max-width: 1100px;
  overflow: hidden;
  padding: 32px;
  position: relative;
  transform-style: preserve-3d;
}

.service-content h3 {
  font-size: 1.5rem;
  font-weight: 800;
  margin: 10px 0;
}

.service-content p {
  color: var(--text-sub);
  line-height: 1.6;
}

.service-item {
  display: flex;
  width: 100%;
  gap: 10px;
  justify-content: space-evenly;
}

.car-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  justify-content: center;
}

.booking-grid {
  max-width: 720px;          
  margin-left: auto;         
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
}

/* card trong grid không cần width 66vw */
.car-grid .service-card {
  width: 100%;
  margin: 0;
  flex-direction: column;
  overflow: hidden;
}

.service-card:hover{
  transform: scale(1.1);
  z-index: 10;
}

/* ảnh gọn lại */
.service-item .service-card img {
  width: 100%;
  height: auto;
  max-height: 240px;
  border-radius: 1.8rem;
  object-fit: cover;

}

/* content không dồn */
.service-item .service-content {
  padding: 0;
  text-align: center;
}

/* ================= FORM ================= */
.form-container-flat {
  border-radius: 2.5rem;
}

.input_order {
  width: 100%;
  padding: 20px 22px;
  font-size: 1rem;
  border-radius: 16px;
  background: rgba(62, 59, 59, 0.236);
  color: var(--primary-text-form);
  outline: none;
  object-fit: cover;
}

.input_order::placeholder {
  color: var(--primary-text-form);
  opacity: 1;
  border: var(--border-form);
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 9999;

  display: flex;
  align-items: center;
  justify-content: center;

  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: 0.35s ease;
}

.price{
  background-color: white;
}

.modal.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Nền mờ */
.modal-overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay);
  backdrop-filter: blur(6px);
}

/* Form */
.modal-content {
  position: relative;
  z-index: 999;
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  border-radius: 2rem;
  animation: zoomIn 0.35s ease;
  scrollbar-width: none;
  background-color: var(--bg-form);
  color: var(--primary-text-form);
}

/* Nút đóng */
.modal-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 24px;
  font-weight: bold;
  padding: 1px 8px;
  border-radius: 100%;
}

.modal-close:hover {
  background-color: #ffffff81;
}

@keyframes zoomIn {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.services-zigzag {
  display: flex;
  flex-direction: column;
  gap: 100px;
}

/* Carousel */
.slider-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 999px;
  background: white;
  color: var(--primary);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  z-index: 20;
  transition: all 0.25s ease;
}

.slider-arrow.left {
  left: -24px;
}

.slider-arrow.right {
  right: -24px;
}

.slider-arrow:hover {
  transform: translateY(-50%) scale(1.1);
  background: var(--primary);
  color: white;
}

.icon-box {
  width: 64px;
  height: 64px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), #2dd4bf);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 22px;
  margin: 0 auto 1.5rem;
}

.feature-slider-wrapper {
  position: relative;
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
  padding: 0 24px;
}

.feature-viewport {
  overflow: hidden;
  touch-action: pan-y;
  cursor: grab;
}

.feature-track {
  display: flex;
  gap: 24px;
  transition: transform 0.6s ease;
  will-change: transform;
}

.feature-card.active {
  opacity: 1;
  z-index: 5;
}

.feature-viewport.dragging {
  cursor: grabbing;
}

.feature-card {
  flex: 0 0 calc((100% - 30px) / 3);
  background: var(--card);
  border-radius: 1.75rem;
  padding: 2.5rem 2rem;
  text-align: center;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
  transition: all 0.35s ease;
  opacity: 0.3;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-sub);
  line-height: 1.6;
}

/* TABLET */
@media (max-width: 1024px) {
  .feature-card {
    flex: 0 0 calc((100% - 24px) / 2); /* 2 card */
  }
  .car-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .booking-grid {
    max-width: 100%;
    margin-left: 0;
  }
}

/* MOBILE */
@media (max-width: 768px) {
  .booking-grid {
    max-width: 100%;
    margin-left: 0;
  }

  .car-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .service-item{
    flex-direction: column;
  }

  .car-grid .service-card {
    padding: 16px;
    border-radius: 20px;
    background: var(--card);
  }

  .car-grid .service-card img {
    width: 100%;
    height: auto;
    min-height: 180px;
    border-radius: 14px;
    object-fit: cover;
  }

  .car-grid .service-content {
    padding-top: 12px;
  }

  .car-grid .service-content h3 {
    font-size: 1.1rem;
    line-height: 1.3;
    margin-bottom: 6px;
  }

  .car-grid .service-content p {
    font-size: 0.9rem;
    line-height: 1.5;
  }

  .feature-slider-wrapper {
    max-width: 100%;
    padding: 0 16px; /* mobile gọn hơn */
  }
  .feature-viewport {
    width: 100%;
    overflow: hidden;
  }

  .feature-track {
    gap: 0; /* Bỏ gap trên mobile */
  }

  .feature-card {
    flex: 0 0 100%;
    width: 100%;
    margin: 0;
    border-radius: 1.5rem;
  }

  .slider-arrow {
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(6px);
  }

  .slider-arrow.left {
    left: 0;
  }

  .slider-arrow.right {
    right: 0;
  }
}