:root {
  --bg0: #f6fbff;
  --bg1: #f4fff9;
  --card: rgba(255, 255, 255, 0.78);
  --cardSolid: #ffffff;
  --text: #0b1220;
  --muted: rgba(11, 18, 32, 0.65);
  --border: rgba(11, 18, 32, 0.1);
  --shadow: 0 24px 60px rgba(11, 18, 32, 0.12);
  --shadowSoft: 0 14px 40px rgba(11, 18, 32, 0.1);

  --primary: #ff5a1f;
  --primary2: #ff7a3d;
  --mint: #22c55e;
  --deep: #0b3d35;
  --deep2: #08332c;

  --r-lg: 26px;
  --r-md: 18px;
  --r-sm: 14px;

  --max: 1180px;
  --focus: 0 0 0 4px rgba(255, 90, 31, 0.22);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: "Be Vietnam Pro", system-ui, -apple-system, Segoe UI, Roboto, Arial,
    sans-serif;
  color: var(--text);
  background: linear-gradient(
    180deg,
    #d8f3f0 0%,
    #e8f7f5 25%,
    #f2faf9 50%,
    #f8fcfb 75%,
    #ffffff 100%
  );
  background-attachment: fixed;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
video {
  display: block;
  max-width: 100%;
}

h1, h2, h3 {
  text-wrap: balance;
  line-height: 1.3;
}

.container {
  width: min(var(--max), calc(100% - 28px));
  margin: 0 auto;
}

.skip {
  position: absolute;
  left: 10px;
  top: -60px;
  background: #fff;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-weight: 800;
  z-index: 1000;
}

.skip:focus {
  top: 10px;
}

/* Subtle animated background blobs */
.bgfx {
  position: fixed;
  inset: -20% -10% auto -10%;
  height: 520px;
  pointer-events: none;
  z-index: -1;
  filter: blur(64px);
  opacity: 0.32;
}

.bgfx::before,
.bgfx::after {
  content: "";
  position: absolute;
  width: 520px;
  height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 90, 31, 0.45), transparent 55%);
  animation: floaty 9s ease-in-out infinite;
}

.bgfx::after {
  left: 52%;
  top: 20%;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle at 30% 30%, rgba(34, 197, 94, 0.4), transparent 60%);
  animation-duration: 12s;
}

@keyframes floaty {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(14px, 18px, 0) scale(1.04);
  }
}

/* MAIN BANNER */
.main-banner {
  position: relative;
  padding: 180px 0 80px;
  background: linear-gradient(135deg, #0b3d35 0%, #08332c 100%);
  overflow: hidden;
  margin-top: 0;
}

.main-banner::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    linear-gradient(45deg, transparent 45%, rgba(255, 255, 255, 0.03) 45%, rgba(255, 255, 255, 0.03) 55%, transparent 55%),
    linear-gradient(-45deg, transparent 45%, rgba(255, 255, 255, 0.03) 45%, rgba(255, 255, 255, 0.03) 55%, transparent 55%);
  background-size: 80px 80px;
  opacity: 0.6;
  pointer-events: none;
}

.main-banner::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 20% 50%, rgba(34, 197, 94, 0.15), transparent 50%),
              radial-gradient(circle at 80% 50%, rgba(255, 90, 31, 0.12), transparent 50%);
  pointer-events: none;
}

.banner-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
  margin: 0 auto 60px;
}

.banner-title {
  margin: 0 0 20px;
  font-size: clamp(52px, 7vw, 86px);
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.03em;
  line-height: 1.15;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  text-wrap: balance;
}

.banner-subtitle {
  margin: 0 0 32px;
  font-size: clamp(14px, 1.8vw, 16px);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.88);
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.banner-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn.large {
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 900;
}

.banner-features {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 24px;
  max-width: 1180px;
  margin: 0 auto;
  align-items: start;
}

.banner-feature-main {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--r-lg);
  padding: 40px 32px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.banner-feature-main:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.banner-feature-main h3 {
  margin: 0 0 16px;
  font-size: 24px;
  font-weight: 900;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.banner-feature-main p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
}

.banner-feature-right {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.banner-feature-card {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--r-lg);
  padding: 28px 20px;
  text-align: center;
  transition: transform 0.3s ease, background 0.3s ease, box-shadow 0.3s ease;
}

.banner-feature-card:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.feature-icon-small {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  margin: 0 auto 14px;
  background: rgba(255, 255, 255, 0.12);
  border: 2px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: #ffffff;
  transition: transform 0.3s ease, background 0.3s ease;
}

.banner-feature-card:hover .feature-icon-small {
  transform: scale(1.1) rotate(5deg);
  background: rgba(255, 255, 255, 0.18);
}

.banner-feature-card h3 {
  margin: 0 0 10px;
  font-size: 16px;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.01em;
}

.banner-feature-card p {
  margin: 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.78);
}

/* NAV */
.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 14px 0;
  background: transparent;
}

.nav {
  background: rgba(255, 255, 255, 0.62);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(11, 18, 32, 0.08);
  border-radius: 999px;
  padding: 10px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 12px 40px rgba(11, 18, 32, 0.12);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 999px;
}

.brand img {
  height: 28px;
  width: auto;
}

.brand .name {
  font-weight: 900;
  letter-spacing: 0.2px;
  font-size: 14px;
}

.navlinks {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  gap: 6px;
  align-items: center;
  justify-content: center !important;
  flex: 1;
}

.navlinks a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 12px;
  border-radius: 999px;
  font-weight: 800;
  font-size: 13px;
  color: rgba(11, 18, 32, 0.72);
  transition: background 0.18s ease, color 0.18s ease, transform 0.18s ease;
}

.navlinks a:hover {
  background: rgba(11, 18, 32, 0.05);
  color: rgba(11, 18, 32, 0.92);
  transform: translateY(-1px);
}

.nav-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.btn {
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: rgba(255, 255, 255, 0.7);
  color: rgba(11, 18, 32, 0.86);
  font-weight: 900;
  font-size: 13px;
  padding: 10px 14px;
  border-radius: 999px;
  display: inline-flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  user-select: none;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(11, 18, 32, 0.12);
}

.btn:focus {
  outline: none;
  box-shadow: var(--focus);
}

.btn.primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary2) 100%);
  border-color: transparent;
  color: #fff;
}

.btn.small {
  padding: 9px 12px;
  font-size: 12px;
}

.hamburger {
  display: none;
}

.drawer {
  display: none;
  padding: 0 0 14px;
}

.drawer.is-open {
  display: block;
}

.drawer .panel {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(11, 18, 32, 0.08);
  border-radius: 22px;
  box-shadow: var(--shadowSoft);
  padding: 10px;
  margin-top: 10px;
}

.drawer a {
  display: flex;
  padding: 12px 12px;
  border-radius: 14px;
  font-weight: 900;
  font-size: 13px;
  color: rgba(11, 18, 32, 0.82);
}

.drawer a:hover {
  background: rgba(11, 18, 32, 0.05);
}

/* LAYOUT */
.section {
  padding: 90px 0;
}

.grid {
  display: grid;
  gap: 32px;
}

.card {
  border: 1px solid rgba(11, 18, 32, 0.08);
  border-radius: var(--r-lg);
  background: var(--card);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(11, 18, 32, 0.06);
}

.card.solid {
  background: var(--cardSolid);
}

.padded {
  padding: 40px;
}

.h2 {
  margin: 0 0 14px;
  font-size: clamp(24px, 2.8vw, 38px);
  letter-spacing: -0.02em;
  line-height: 1.35;
  font-weight: 700;
  text-wrap: balance;
  max-width: 28ch;
}

.sub {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
  max-width: 78ch;
}

/* HERO */
.hero {
  padding-top: 120px;
}

main {
  position: relative;
}

.hero-grid {
  grid-template-columns: 1.05fr 0.95fr;
  align-items: stretch;
}

.hero h1 {
  margin: 0 0 10px;
  font-size: clamp(28px, 3.2vw, 42px);
  letter-spacing: -0.02em;
  line-height: 1.35;
  font-weight: 700;
  text-wrap: balance;
  max-width: 24ch;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-media {
  overflow: hidden;
  border-radius: var(--r-lg);
  min-height: 520px;
  position: relative;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.02);
  transition: transform 0.6s ease;
}

.hero-media:hover img {
  transform: scale(1.06);
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11, 18, 32, 0.0), rgba(11, 18, 32, 0.26));
  pointer-events: none;
}

/* Deep section */
.deep {
  background: linear-gradient(180deg, var(--deep) 0%, var(--deep2) 100%);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.deep .sub {
  color: rgba(255, 255, 255, 0.72);
}

.deep .card {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.14);
  box-shadow: none;
}

.featureGrid {
  grid-template-columns: repeat(3, 1fr);
}

.featureCard {
  padding: 18px;
  border-radius: var(--r-md);
}

.featureCard h3 {
  margin: 0 0 8px;
  font-size: 16px;
  letter-spacing: -0.01em;
}

.featureCard p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.72);
}

/* Product cards */
.twoCol {
  grid-template-columns: repeat(2, 1fr);
  align-items: stretch;
}

.mediaTop {
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid rgba(11, 18, 32, 0.08);
}

.mediaTop img {
  width: 100%;
  height: 260px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.card:hover .mediaTop img {
  transform: scale(1.06);
}

.list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
  color: rgba(11, 18, 32, 0.76);
  font-size: 13px;
  line-height: 1.55;
}

.list li {
  padding-left: 14px;
  position: relative;
}

.list li::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: rgba(255, 90, 31, 0.9);
  position: absolute;
  left: 0;
  top: 9px;
}

/* Stats */
.stats {
  grid-template-columns: repeat(4, 1fr);
}

.stat {
  padding: 18px;
  border-radius: var(--r-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.stat .n {
  font-weight: 950;
  font-size: 34px;
  letter-spacing: -0.02em;
}

.stat .t {
  margin-top: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.55;
}

/* Blog */
.blog {
  grid-template-columns: repeat(3, 1fr);
}

.blogCard .thumb {
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid rgba(11, 18, 32, 0.08);
}

.blogCard .thumb img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.blogCard:hover .thumb img {
  transform: scale(1.06);
}

.meta {
  margin-top: 12px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  color: rgba(11, 18, 32, 0.55);
  font-size: 12px;
  font-weight: 800;
}

.blogCard h3 {
  margin: 10px 0 0;
  font-size: 16px;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.blogCard p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.75;
}

/* Contact */
.contactGrid {
  grid-template-columns: 1fr 1fr;
  align-items: stretch;
}

.field {
  display: grid;
  gap: 6px;
  margin-bottom: 12px;
}

label {
  font-size: 12px;
  font-weight: 900;
  color: rgba(11, 18, 32, 0.7);
}

input,
textarea,
select {
  font: inherit;
  font-size: 14px;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: rgba(255, 255, 255, 0.82);
  outline: none;
}

input:focus,
textarea:focus,
select:focus {
  box-shadow: var(--focus);
  border-color: rgba(255, 90, 31, 0.32);
}

textarea {
  resize: vertical;
  min-height: 120px;
}

.row2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.map {
  overflow: hidden;
  border-radius: var(--r-lg);
  border: 1px solid rgba(11, 18, 32, 0.08);
}

.map iframe {
  width: 100%;
  height: 100%;
  min-height: 520px;
  border: 0;
}

/* Footer */
footer {
  padding: 64px 0 26px;
  margin-top: 80px;
  background: linear-gradient(180deg, rgba(246, 251, 255, 0.92) 0%, rgba(244, 255, 249, 0.95) 100%);
  border-top: 1px solid rgba(11, 18, 32, 0.1);
  box-shadow: 0 -14px 40px rgba(11, 18, 32, 0.04);
}

.footerGrid {
  grid-template-columns: 1.2fr 0.8fr 1fr;
  align-items: start;
}

.foot h3 {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 950;
  letter-spacing: -0.01em;
}

.foot p,
.foot li {
  margin: 0;
  color: rgba(11, 18, 32, 0.68);
  font-size: 13px;
  line-height: 1.75;
}

.foot ul {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 10px;
}

.foot a:hover {
  text-decoration: underline;
}

.logoRow {
  display: flex;
  gap: 12px;
  align-items: center;
}

.logoRow img {
  height: 30px;
  width: auto;
}

.bottom {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid rgba(11, 18, 32, 0.08);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  flex-wrap: wrap;
  color: rgba(11, 18, 32, 0.52);
  font-size: 12px;
  font-weight: 800;
}

/* Reveal animations */
[data-reveal] {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* FAB + ToTop */
.fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 120;
  display: grid;
  gap: 10px;
}

.fab a,
.fab button {
  width: 52px;
  height: 52px;
  border-radius: 999px;
  border: 1px solid rgba(11, 18, 32, 0.12);
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 30px rgba(11, 18, 32, 0.14);
  display: grid;
  place-items: center;
  font-weight: 950;
  cursor: pointer;
  transition: transform 0.18s ease;
}

.fab a:hover,
.fab button:hover {
  transform: translateY(-2px) scale(1.05);
}

.fab .call:hover,
.fab .zalo:hover {
  animation-play-state: paused;
}

.fab .call {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary2) 100%);
  color: #fff;
  border-color: transparent;
  animation: shake 2.5s ease-in-out infinite;
}

.fab .zalo {
  background: linear-gradient(135deg, #008fe5 0%, #2bb7ff 100%);
  color: #fff;
  border-color: transparent;
  animation: shake 2.5s ease-in-out infinite;
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0) rotate(0deg);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-2px) rotate(-2deg);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(2px) rotate(2deg);
  }
  95% {
    transform: translateX(0) rotate(0deg);
  }
}

.toTop {
  opacity: 0;
  pointer-events: none;
}

.toTop.is-show {
  opacity: 1;
  pointer-events: auto;
}

/* Responsive */
@media (max-width: 1200px) {
  .banner-feature-right {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 980px) {
  .navlinks {
    display: none;
  }
  .hamburger {
    display: inline-flex;
  }
  .brand .name {
    display: none;
  }
  .main-banner {
    padding: 140px 0 60px;
  }
  .banner-features {
    grid-template-columns: 1fr;
  }
  .banner-feature-main {
    padding: 32px 24px;
  }
  .banner-feature-right {
    grid-template-columns: 1fr;
  }
  .banner-feature-card {
    padding: 24px 20px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero-media {
    min-height: 420px;
  }
  .featureGrid {
    grid-template-columns: 1fr;
  }
  .twoCol {
    grid-template-columns: 1fr;
  }
  .stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .blog {
    grid-template-columns: 1fr;
  }
  .contactGrid {
    grid-template-columns: 1fr;
  }
  .footerGrid {
    grid-template-columns: 1fr;
  }
  .row2 {
    grid-template-columns: 1fr;
  }
}

/* Dropdown Menu for Products */
.navlinks .has-dropdown {
  position: relative;
}

.navlinks .dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  min-width: 220px;
  padding: 8px 0;
  border-radius: var(--r-md);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s ease;
  list-style: none;
  z-index: 1000;
}

.navlinks .has-dropdown:hover .dropdown,
.navlinks .has-dropdown:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.navlinks .dropdown li {
  margin: 0;
}

.navlinks .dropdown a {
  display: block;
  padding: 12px 20px;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.navlinks .dropdown a:hover {
  background: var(--bg1);
  color: var(--primary);
  padding-left: 24px;
}

@media (max-width: 960px) {
  .navlinks .dropdown {
    display: none;
  }
}

/* PRODUCT 1 (Sàn trượt tự đổ) - full-width landing layout */
.p1-hero {
  position: relative;
  padding: 130px 0 72px;
  overflow: hidden;
}

.p1-hero::before {
  content: "";
  position: absolute;
  left: -160px;
  top: -140px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle at 30% 30%, rgba(34, 197, 94, 0.22), rgba(34, 197, 94, 0));
  filter: blur(2px);
  pointer-events: none;
}

.p1-hero::after {
  content: "";
  position: absolute;
  right: -180px;
  top: -160px;
  width: 620px;
  height: 620px;
  background: radial-gradient(circle at 60% 40%, rgba(255, 90, 31, 0.16), rgba(255, 90, 31, 0));
  pointer-events: none;
}

.p1-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  max-width: 1120px;
  margin: 0 auto;
}

.p1-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadowSoft);
  font-weight: 700;
  letter-spacing: 0.3px;
  color: var(--deep);
}

.p1-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--mint);
}

.p1-title {
  margin: 18px 0 14px;
  font-size: 52px;
  line-height: 1.08;
  letter-spacing: -0.8px;
}

.p1-lead {
  margin: 0 0 22px;
  font-size: 18px;
  line-height: 1.8;
  color: var(--muted);
}

.p1-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.p1-meta {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 16px;
}

.p1-meta .item {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--border);
}

.p1-meta .label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: rgba(11, 18, 32, 0.55);
  letter-spacing: 0.4px;
  text-transform: uppercase;
}

.p1-meta .value {
  display: block;
  margin-top: 6px;
  font-weight: 700;
  color: var(--deep);
  line-height: 1.45;
}

.p1-media {
  position: relative;
  justify-self: end;
}

.p1-media img {
  width: 100%;
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.p1-section {
  padding: 70px 0;
}

.p1-head {
  text-align: center;
  max-width: 980px;
  margin: 0 auto;
}

.p1-head .p1-section-sub {
  margin-left: auto;
  margin-right: auto;
}

.p1-section-title {
  margin: 0 0 14px;
  font-size: 34px;
  letter-spacing: -0.3px;
}

.p1-section-sub {
  margin: 0 0 30px;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
  max-width: 72ch;
}

.p1-head {
  text-align: center;
  max-width: 980px;
  margin: 0 auto 10px;
}

.p1-head .p1-section-sub {
  margin-left: auto;
  margin-right: auto;
}

.p1-app-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.p1-app-card {
  padding: 18px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  box-shadow: var(--shadowSoft);
}

.p1-app-card .t {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 800;
  color: var(--deep);
}

.p1-app-card .d {
  margin: 0;
  font-size: 15.5px;
  line-height: 1.7;
  color: var(--muted);
}

.p1-feature-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 26px;
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
}

.p1-feature {
  padding: 18px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  box-shadow: var(--shadowSoft);
}

.p1-feature h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.p1-feature p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 15.5px;
}

.p1-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  max-width: 1120px;
  margin-left: auto;
  margin-right: auto;
}

.p1-list {
  margin: 18px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.8;
  font-size: 16px;
}

.p1-steps {
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 14px;
}

.p1-stepsGrid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  align-items: stretch;
}

.p1-step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: start;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  height: 100%;
}

.p1-step .n {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  font-weight: 800;
  color: var(--deep);
  background: rgba(34, 197, 94, 0.16);
}

.p1-step .t {
  margin: 0 0 4px;
  font-weight: 800;
  color: var(--deep);
}

.p1-step .d {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.p1-video {
  margin-top: 26px;
  display: flex;
  justify-content: center;
}

.p1-video video {
  width: 100%;
  max-width: 960px;
  border-radius: 22px;
  box-shadow: var(--shadow);
}

.p1-ctaBand {
  padding: 70px 0;
  background: linear-gradient(135deg, var(--deep) 0%, var(--deep2) 100%);
  color: white;
}

.p1-ctaBand .container > div[data-reveal] {
  max-width: 1120px;
  margin: 0 auto;
}

.p1-ctaBand .p1-section-title,
.p1-ctaBand .p1-section-sub {
  color: white;
}

.p1-ctaBand .p1-section-sub {
  color: rgba(255, 255, 255, 0.82);
}

.p1-contactGrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.p1-contactCard {
  border-radius: 18px;
  padding: 18px 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.p1-contactCard .label {
  font-size: 13px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.68);
  font-weight: 700;
}

.p1-contactCard .value {
  margin-top: 10px;
  font-size: 26px;
  font-weight: 800;
  color: white;
}

.p1-contactCard a {
  color: white;
}

.p1-ctaActions {
  margin-top: 20px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

@media (max-width: 960px) {
  .p1-hero {
    padding: 120px 0 56px;
  }
  .p1-hero-grid {
    grid-template-columns: 1fr;
    gap: 26px;
    max-width: none;
  }
  .p1-title {
    font-size: 40px;
  }
  .p1-feature-row {
    grid-template-columns: 1fr;
    max-width: none;
  }
  .p1-split {
    grid-template-columns: 1fr;
    gap: 26px;
    max-width: none;
  }
  .p1-meta {
    grid-template-columns: 1fr;
  }
  .p1-contactGrid {
    grid-template-columns: 1fr;
  }
  .p1-stepsGrid {
    grid-template-columns: 1fr;
  }
  .p1-app-grid {
    grid-template-columns: 1fr;
  }
}

/* PRODUCT 2 (Bã vỏ hạt điều) - top slider + quick links + article layout */
.p2-top {
  padding: 34px 0 10px;
}

.p2-top-grid {
  display: grid;
  grid-template-columns: 1.55fr 0.75fr;
  gap: 18px;
  max-width: 1120px;
  margin: 0 auto;
  align-items: stretch;
}

.p2-slider {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: #0b3d35;
  border: 1px solid var(--border);
  box-shadow: var(--shadowSoft);
  height: 420px;
}

.p2-slide {
  display: none;
  width: 100%;
  height: 100%;
}

.p2-slide.is-active {
  display: block;
}

.p2-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.p2-slider-controls {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  pointer-events: none;
  padding: 0 12px;
}

.p2-slider-btns {
  display: contents;
}

.p2-slider-btn {
  appearance: none;
  border: 2px solid rgba(255, 255, 255, 0.55);
  background: rgba(11, 61, 53, 0.78);
  color: #fff;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  backdrop-filter: blur(10px);
  pointer-events: all;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.18s, transform 0.15s;
  flex-shrink: 0;
}

.p2-slider-btn:hover {
  background: rgba(11, 61, 53, 0.96);
  transform: scale(1.08);
}

.p2-slider-btn:focus {
  outline: none;
  box-shadow: var(--focus);
}

.p2-dots {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  pointer-events: all;
}

.p2-dots {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  padding: 8px 10px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid var(--border);
}

.p2-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 1px solid rgba(11, 18, 32, 0.22);
  background: rgba(11, 18, 32, 0.12);
  cursor: pointer;
}

.p2-dot.is-active {
  background: rgba(34, 197, 94, 0.9);
  border-color: rgba(34, 197, 94, 0.9);
}

.p2-side {
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  box-shadow: var(--shadowSoft);
  padding: 18px 18px;
}

.p2-side h3 {
  margin: 0 0 12px;
  font-size: 18px;
  letter-spacing: -0.2px;
}

.p2-side a {
  display: block;
  padding: 10px 12px;
  border-radius: 14px;
  transition: background 0.15s ease, transform 0.15s ease;
  color: var(--text);
  font-weight: 650;
}

.p2-side a:hover {
  background: rgba(34, 197, 94, 0.1);
  transform: translateY(-1px);
}

.p2-side a .sub {
  display: block;
  margin-top: 2px;
  font-weight: 600;
  color: var(--muted);
  font-size: 13.5px;
  line-height: 1.5;
}

.p2-article {
  padding: 34px 0 10px;
}

.p2-article-card {
  max-width: 1120px;
  margin: 0 auto;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  box-shadow: var(--shadowSoft);
  padding: 26px 22px;
}

.p2-article-card h2 {
  margin: 0 0 10px;
  font-size: 30px;
}

.p2-article-card p {
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.85;
  font-size: 16.5px;
}

.p2-article-card h3 {
  margin: 18px 0 10px;
  font-size: 20px;
  color: var(--deep);
}

.p2-mini-row {
  max-width: 1120px;
  margin: 16px auto 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.p2-mini {
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  box-shadow: var(--shadowSoft);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.p2-mini h4 {
  margin: 0 0 8px;
  font-size: 17px;
  color: var(--deep);
  padding: 14px 16px 0;
}

.p2-mini p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  font-size: 15.5px;
  padding: 0 16px 16px;
}

.p2-mini .mini-thumb {
  width: 100%;
  height: 240px;
  overflow: hidden;
  flex-shrink: 0;
}

.p2-mini .mini-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

@media (max-width: 960px) {
  .p2-top-grid {
    grid-template-columns: 1fr;
  }
  .p2-mini-row {
    grid-template-columns: 1fr;
  }
  .p2-slider {
    height: 280px;
  }
}

/* ── Banner Hero — nền ảnh + overlay xanh, dùng chung (trừ about) ── */
.banner-hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  padding-bottom: 80px;
  background: #0b3d35;
  overflow: hidden;
}

.banner-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: var(--hero-img, url('img/nhutinbanner.png'));
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.58;
  pointer-events: none;
}

.banner-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
    rgba(11,61,53,0.58) 0%,
    rgba(11,61,53,0.28) 40%,
    rgba(11,61,53,0.10) 75%,
    rgba(255,255,255,0.88) 92%,
    rgba(255,255,255,1.00) 100%);
  pointer-events: none;
}

.banner-hero .container {
  position: relative;
  z-index: 1;
  width: 100%;
}

.banner-hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 860px;
  margin: 0 auto;
}

.banner-hero h1 {
  margin: 0 0 20px;
  font-size: clamp(28px, 3.8vw, 54px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  color: #ffffff;
  text-shadow: 0 2px 24px rgba(0,0,0,0.35);
  white-space: nowrap;
}

.banner-hero .sub {
  font-size: 16px;
  line-height: 1.85;
  max-width: 78ch;
  margin: 0 auto;
  color: rgba(255,255,255,0.88);
}

.banner-hero .sub strong { color: #ffffff; }

.banner-hero .page-stats {
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.22);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 8px 32px rgba(0,0,0,0.18);
}

.banner-hero .page-stat strong { color: var(--primary); }
.banner-hero .page-stat span   { color: rgba(255,255,255,0.78); }
.banner-hero .page-stat-sep    { background: rgba(255,255,255,0.22); }

.banner-hero .btn:not(.primary) {
  background: var(--deep);
  border-color: var(--deep);
  color: #ffffff;
}
.banner-hero .btn:not(.primary):hover {
  background: #0e4a3e;
  border-color: #0e4a3e;
}

@media (max-width: 640px) {
  .banner-hero {
    padding-top: 90px;
    padding-bottom: 60px;
  }
  .banner-hero h1 {
    font-size: clamp(24px, 7vw, 38px);
    white-space: normal;
  }
  .banner-hero .sub { font-size: 15px; }
  .banner-hero .page-stats { flex-direction: column; }
  .banner-hero .page-stat-sep { width: 70%; height: 1px; }
}

/* ── Page Hero — dùng chung cho các trang nội dung ── */
.page-hero {
  padding-top: 140px;
  padding-bottom: 80px;
}

.page-hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.page-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(11, 61, 53, 0.08);
  border: 1px solid rgba(11, 61, 53, 0.2);
  color: var(--deep);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 22px;
}

.page-hero h1 {
  margin: 0 0 16px;
  font-size: clamp(32px, 4.5vw, 58px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--text);
  text-wrap: balance;
}

.page-hero h1 .brand {
  color: var(--deep);
  display: block;
}

.page-hero .sub {
  font-size: 15px;
  line-height: 1.8;
  max-width: 60ch;
  margin: 0 auto;
  color: var(--muted);
}

.page-stats {
  display: flex;
  align-items: center;
  gap: 0;
  margin: 36px 0 28px;
  background: var(--cardSolid);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadowSoft);
  overflow: hidden;
}

.page-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 28px;
  gap: 4px;
}

.page-stat strong {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--deep);
  line-height: 1;
}

.page-stat span {
  font-size: 12px;
  color: var(--muted);
  font-weight: 500;
  white-space: nowrap;
}

.page-stat-sep {
  width: 1px;
  height: 40px;
  background: var(--border);
  flex-shrink: 0;
}

.page-hero-imgs {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 14px;
  margin-top: 56px;
  height: 260px;
}

.page-hero-imgs .img-item {
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadowSoft);
}

.page-hero-imgs .img-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.page-hero-imgs .img-item:hover img {
  transform: scale(1.06);
}

@media (max-width: 640px) {
  .page-hero { padding-top: 120px; padding-bottom: 60px; }
  .page-stats { flex-direction: column; }
  .page-stat-sep { width: 80%; height: 1px; }
  .page-hero-imgs {
    grid-template-columns: 1fr 1fr;
    height: auto;
  }
  .page-hero-imgs .img-item:first-child {
    grid-column: 1 / -1;
    height: 180px;
  }
  .page-hero-imgs .img-item { height: 130px; }
}