/* =========================================================
   Thabico Asia – The Green Solutions | styles.css
   ========================================================= */


/* ── Reset & Base ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Source Sans 3', sans-serif;
  color: #333;
  background: #ffffff;
  line-height: 1.7;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── CSS Variables ── */
:root {
  --blue:   #2BA8D8;
  --green:  #2EAA6E;
  --gray:   #808080;
  --dark:   #1a2e3b;
  --light-bg: #f0f9ff;
  --tinted:   #f8fbff;
  --radius: 14px;
  --shadow: 0 6px 30px rgba(43,168,216,0.10);
  --shadow-hover: 0 12px 40px rgba(43,168,216,0.18);
  --transition: 0.3s ease;
}

/* ── Utility ── */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

.gradient-text {
  background: linear-gradient(135deg, var(--blue), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section {
  padding: 96px 0 80px;
  position: relative;
}

.section--tinted {
  background: var(--tinted);
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  background: rgba(43,168,216,0.08);
  padding: 4px 14px;
  border-radius: 99px;
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--dark);
  line-height: 1.25;
}

.section-desc {
  margin-top: 12px;
  color: var(--gray);
  font-size: 1rem;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 50px;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--green));
  color: #fff;
  box-shadow: 0 4px 20px rgba(43,168,216,0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(43,168,216,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--blue);
  border-color: var(--blue);
}

.btn-outline:hover {
  background: var(--blue);
  color: #fff;
  transform: translateY(-2px);
}

.btn-full { width: 100%; justify-content: center; }

.btn-icon { width: 18px; height: 18px; }

/* =========================================================
   HEADER
   ========================================================= */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  min-height: 90px;
  padding: 10px 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow var(--transition), padding var(--transition);
}

#header.scrolled {
  padding: 8px 0;
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 90px;
}

/* Logo */
.logo {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo--footer {
  display: inline-flex;
  margin-bottom: 14px;
  background: transparent;
}

.logo-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.logo-main {
  font-size: 1.2rem;
  font-weight: 600;
  color: #555;
  letter-spacing: 0.5px;
}

.logo-sub {
  font-size: 0.65rem;
  font-weight: 500;
  color: #888;
  letter-spacing: 2px;
  text-transform: uppercase;
  background: none;
  -webkit-text-fill-color: #888;
}

/* Nav */
.nav-list {
  display: flex;
  gap: 20px;
}

.nav-link {
  font-size: 0.82rem;
  font-weight: 500;
  color: #555;
  position: relative;
  padding-bottom: 3px;
  transition: color var(--transition);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: linear-gradient(135deg, var(--blue), var(--green));
  border-radius: 2px;
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--blue);
}

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

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================================
   HERO
   ========================================================= */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 110px;
  background: linear-gradient(160deg, #f0f9ff 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
  padding-top: 40px;
  padding-bottom: 100px;
}

.hero-logo {
  width: 120px;
  height: auto;
  display: block;
  margin: 0 auto 2rem;
}

.hero-eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 14px;
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--dark);
  margin-bottom: 20px;
}

.hero-desc {
  font-size: 1.05rem;
  color: var(--gray);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.8;
}

.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
}

@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-18px); }
}

.float-dot {
  animation: floatDot 4s ease-in-out infinite;
}

@keyframes floatDot {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

/* Wave divider */
.wave-divider {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  line-height: 0;
}

.wave-divider svg { width: 100%; height: 80px; }

.wave-divider--down {
  position: relative;
  bottom: auto; margin-top: 60px;
}

/* =========================================================
   ABOUT
   ========================================================= */
.about { background: #f8fbff; }

/* ── Language toggle ── */
.about-header {
  position: relative;
}

.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  background: #fff;
  border: 1.5px solid #ddeef7;
  border-radius: 99px;
  padding: 4px 6px;
}

.lang-toggle--nav {
  margin-top: 0;
  padding: 3px 5px;
  gap: 4px;
}

.nav-item--lang {
  display: flex;
  align-items: center;
  list-style: none;
  margin-left: 8px;
}

.lang-toggle--nav .lang-btn {
  font-size: 0.72rem;
  padding: 3px 10px;
}

.lang-btn {
  background: none;
  border: none;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--gray);
  cursor: pointer;
  padding: 5px 14px;
  border-radius: 99px;
  transition: background var(--transition), color var(--transition);
}

.lang-btn--active {
  background: linear-gradient(135deg, var(--blue), var(--green));
  color: #fff;
}

.lang-divider {
  color: #ccc;
  font-size: 0.8rem;
  user-select: none;
}

/* ── Language visibility ── */
[data-lang="en"] .lang-vi { display: none; }
[data-lang="vi"] .lang-en { display: none; }

.lang-vi {
  font-family: Georgia, 'Times New Roman', serif;
}

/* ── Stats bar ── */
.about-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 40px;
  margin-bottom: 52px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
}

.stat-num {
  font-size: 2.4rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--blue), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--gray);
  font-weight: 500;
  margin-top: 6px;
  text-align: center;
}

.stat-sep {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, transparent, #ddeef7, transparent);
  margin: 0 8px;
}

/* ── Story grid ── */
.story-grid {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 56px;
  align-items: start;
}

/* ── Story body ── */
.story-body p {
  color: #555;
  font-size: 0.97rem;
  line-height: 1.85;
  margin-bottom: 18px;
}

.story-body strong { color: var(--dark); }
.story-body em { font-style: italic; color: var(--dark); }

.story-lead {
  font-size: 1.08rem !important;
  color: var(--dark) !important;
  font-weight: 500;
  margin-bottom: 22px !important;
}

.story-quote {
  border-left: 3px solid var(--blue);
  background: linear-gradient(135deg, rgba(43,168,216,0.05), rgba(46,170,110,0.05));
  border-radius: 0 8px 8px 0;
  padding: 14px 20px;
  margin: 22px 0;
  font-size: 1rem;
  font-style: italic;
  color: var(--dark);
  font-weight: 500;
  line-height: 1.6;
}

.story-closing {
  font-size: 0.97rem;
  color: var(--dark) !important;
  padding-top: 4px;
}

/* ── Values list ── */
.values-list {
  margin-top: 10px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.values-list li {
  font-size: 0.875rem;
  color: #555;
  padding-left: 16px;
  position: relative;
  line-height: 1.5;
}

.values-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--green));
}

/* ── Mission / Vision cards (reused in sidebar) ── */
.about-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* Mission / Vision cards */
.about-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.mv-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 28px 28px 28px 24px;
  box-shadow: var(--shadow);
  border-left: 4px solid var(--blue);
  transition: transform var(--transition), box-shadow var(--transition);
}

.mv-card--green { border-left-color: var(--green); }

.mv-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.mv-icon {
  width: 40px; height: 40px;
  color: var(--blue);
  margin-bottom: 12px;
}

.mv-card--green .mv-icon { color: var(--green); }

.mv-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
}

.mv-card p {
  font-size: 0.9rem;
  color: #666;
  line-height: 1.7;
}

/* =========================================================
   SERVICES / PRODUCTS
   ========================================================= */

/* Core products — 4 equal columns */
.products-core {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

/* "Expanding Horizons" divider label */
.products-label {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.products-label-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, #c8e6f5, transparent);
}

.products-label-text {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--blue), var(--green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  white-space: nowrap;
}

/* Emerging products — 3 equal columns, slightly muted */
.products-emerging {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--green));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  padding: 12px;
}

.service-icon--blue {
  background: rgba(43,168,216,0.10);
  color: var(--blue);
}

.service-icon--green {
  background: rgba(46,170,110,0.10);
  color: var(--green);
}

.service-icon svg { width: 100%; height: 100%; }

.service-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 0.875rem;
  color: #666;
  line-height: 1.7;
  margin-bottom: 18px;
}

.service-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue);
  transition: color var(--transition), letter-spacing var(--transition);
  display: inline-block;
}

.service-link:hover {
  color: var(--green);
  letter-spacing: 0.03em;
}

/* Core cards — slightly more generous padding */
.service-card--core {
  padding: 36px 28px;
}

.service-card--core .service-icon {
  width: 56px;
  height: 56px;
  margin-bottom: 20px;
}

/* Emerging cards — compact, tinted bg */
.service-card--emerging {
  background: rgba(248, 251, 255, 0.7);
  border: 1.5px solid #e4f0f8;
}

.service-card--emerging .service-icon {
  width: 44px;
  height: 44px;
}

.service-card--emerging h3 {
  font-size: 0.95rem;
}

.service-card--emerging p {
  font-size: 0.84rem;
}

/* =========================================================
   CONTACT
   ========================================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 64px;
  align-items: start;
}

.contact-info h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 24px;
  padding-bottom: 14px;
  border-bottom: 2px solid;
  border-image: linear-gradient(to right, var(--blue), var(--green)) 1;
}

.contact-email {
  color: var(--blue);
  font-weight: 500;
  transition: color var(--transition);
}

.contact-email:hover { color: var(--green); }

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-icon {
  width: 44px; height: 44px;
  min-width: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(43,168,216,0.1), rgba(46,170,110,0.1));
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
}

.contact-icon svg { width: 100%; height: 100%; }

.contact-item strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 2px;
}

.contact-item p {
  font-size: 0.875rem;
  color: #666;
  line-height: 1.6;
}

/* Form */
.contact-form {
  background: #fff;
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: 0 8px 40px rgba(43,168,216,0.09);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  margin-bottom: 18px;
}

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  border: 1.5px solid #e5eef5;
  border-radius: 8px;
  padding: 11px 14px;
  font-family: 'Source Sans 3', sans-serif;
  font-size: 0.9rem;
  color: #333;
  background: #fafcfe;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23808080' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 36px;
  cursor: pointer;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(43,168,216,0.12);
  background: #fff;
}

.form-group textarea { resize: vertical; min-height: 110px; }

.form-success {
  display: none;
  text-align: center;
  color: var(--green);
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 12px;
}

.form-success.visible { display: block; }

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  background: var(--dark);
  color: #aac2d0;
  position: relative;
}

.footer-wave {
  line-height: 0;
  margin-bottom: -1px;
}

.footer-wave svg { width: 100%; height: 60px; }

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding: 56px 24px 40px;
}

.logo-main--light { color: #555; }

.logo-sub--light {
  color: #888;
  -webkit-text-fill-color: #888;
  background: none;
}

.footer-tagline {
  font-size: 0.85rem;
  color: #7a9db0;
  line-height: 1.7;
  margin-top: 14px;
}

.footer-links h4,
.footer-contact h4 {
  font-size: 0.85rem;
  font-weight: 700;
  color: #d0e4ef;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}

.footer-links ul li {
  margin-bottom: 10px;
}

.footer-links ul li a {
  font-size: 0.875rem;
  color: #7a9db0;
  transition: color var(--transition);
}

.footer-links ul li a:hover { color: var(--blue); }

.footer-contact p {
  font-size: 0.875rem;
  color: #7a9db0;
  margin-bottom: 8px;
  line-height: 1.6;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
  padding: 20px 24px;
  font-size: 0.8rem;
  color: #5a7a8a;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-bottom a {
  color: #5a7a8a;
  text-decoration: none;
}

.footer-bottom a:hover {
  color: var(--blue);
}

/* =========================================================
   CAREERS
   ========================================================= */
.careers { background: #ffffff; }

.careers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

.career-card {
  background: #fff;
  border: 1.5px solid #e4f0f8;
  border-radius: var(--radius);
  padding: 28px 26px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.career-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.career-tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 3px 11px;
  border-radius: 99px;
  width: fit-content;
}

.career-tag--blue {
  background: rgba(43,168,216,0.1);
  color: var(--blue);
}

.career-tag--green {
  background: rgba(46,170,110,0.1);
  color: var(--green);
}

.career-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  line-height: 1.3;
}

.career-card p {
  font-size: 0.88rem;
  color: #666;
  line-height: 1.7;
  flex: 1;
}

.career-apply {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--blue);
  transition: color var(--transition), letter-spacing var(--transition);
  margin-top: 4px;
}

.career-apply:hover {
  color: var(--green);
  letter-spacing: 0.03em;
}

.careers-cta {
  text-align: center;
  padding: 28px 20px;
  background: linear-gradient(135deg, rgba(43,168,216,0.06), rgba(46,170,110,0.06));
  border-radius: var(--radius);
  border: 1.5px dashed rgba(43,168,216,0.25);
}

.careers-cta p {
  font-size: 0.95rem;
  color: #555;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.careers-email {
  font-weight: 700;
  color: var(--blue);
  transition: color var(--transition);
}

.careers-email:hover { color: var(--green); }

/* =========================================================
   COOPERATION
   ========================================================= */
.cooperation { background: var(--tinted); }

.coop-intro {
  font-size: 1rem;
  color: #555;
  line-height: 1.85;
  max-width: 780px;
  margin: 0 auto 52px;
  text-align: center;
}

.coop-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.coop-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 26px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.coop-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--green));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.coop-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-hover);
}

.coop-card:hover::before { transform: scaleX(1); }

.coop-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(43,168,216,0.1), rgba(46,170,110,0.1));
  color: var(--blue);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 11px;
  margin-bottom: 18px;
}

.coop-icon svg { width: 100%; height: 100%; }

.coop-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 10px;
}

.coop-card p {
  font-size: 0.875rem;
  color: #666;
  line-height: 1.75;
}

.coop-cta {
  text-align: center;
}

/* =========================================================
   REVEAL ANIMATION
   ========================================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered service cards */
.service-card:nth-child(2) { transition-delay: 0.1s; }
.service-card:nth-child(3) { transition-delay: 0.2s; }
.service-card:nth-child(4) { transition-delay: 0.3s; }

/* =========================================================
   RESPONSIVE – Tablet (≤ 900px)
   ========================================================= */
@media (max-width: 900px) {
  .products-core,
  .products-emerging,
  .careers-grid,
  .coop-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .careers-grid .career-card:last-child,
  .coop-grid .coop-card:last-child {
    grid-column: 1 / -1;
    max-width: 480px;
    margin: 0 auto;
    width: 100%;
  }

  .story-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-stats {
    padding: 20px 24px;
    gap: 0;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .hero-inner {
    padding-bottom: 120px;
  }
}

/* =========================================================
   RESPONSIVE – Mobile (≤ 600px)
   ========================================================= */
@media (max-width: 600px) {
  .section { padding: 72px 0 60px; }

  .hamburger { display: flex; }

  .nav {
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(255,255,255,0.97);
    backdrop-filter: blur(12px);
    padding: 24px;
    transform: translateY(-120%);
    opacity: 0;
    transition: transform 0.35s ease, opacity 0.35s ease;
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
    pointer-events: none;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 1rem;
  }

  .products-core,
  .products-emerging,
  .careers-grid,
  .coop-grid {
    grid-template-columns: 1fr;
  }

  .careers-grid .career-card:last-child,
  .coop-grid .coop-card:last-child {
    grid-column: auto;
    max-width: none;
  }

  .about-stats {
    flex-direction: column;
    gap: 16px;
  }

  .stat-sep {
    width: 48px;
    height: 1px;
    background: linear-gradient(to right, transparent, #ddeef7, transparent);
    margin: 0;
  }

  .form-row { grid-template-columns: 1fr; }

  .contact-form { padding: 28px 20px; }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 24px 28px;
  }


  .hero-title { font-size: 2.2rem; }
  .hero-eyebrow { font-size: 0.72rem; }

  .stat-row {
    gap: 20px;
    flex-wrap: wrap;
    justify-content: flex-start;
  }
}