/* ============================================================
   TANUARA CORP. — Main Stylesheet
   Colors: Navy #0D1B3E | Gold #C9A047 | White #FFFFFF
   Font: Montserrat (headings) + Inter (body)
   ============================================================ */

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

:root {
  --navy:       #0D1B3E;
  --navy-mid:   #162850;
  --navy-light: #1E3A6E;
  --gold:       #C9A047;
  --gold-light: #D4B86A;
  --white:      #FFFFFF;
  --off-white:  #F5F7FA;
  --gray:       #8A97AE;
  --text:       #1A1A2E;
  --border:     rgba(255,255,255,0.1);

  --font-heading: 'Montserrat', sans-serif;
  --font-body:    'Inter', sans-serif;

  --nav-h: 80px;
  --max-w: 1200px;
  --section-pad: 100px;
  --radius: 6px;
  --shadow: 0 8px 32px rgba(13,27,62,0.12);
  --transition: 0.3s ease;
}

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

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}

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

.gold { color: var(--gold); }
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.section { padding: var(--section-pad) 0; }

/* ---- Scroll utility ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--gold); border-radius: 3px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: var(--navy);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 16px 40px;
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
}
.btn-primary:hover {
  background: transparent;
  color: var(--gold);
}
.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 16px 40px;
  border: 2px solid rgba(255,255,255,0.5);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.btn-outline:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.btn-full { width: 100%; text-align: center; }

/* ============================================================
   SECTION COMMON
   ============================================================ */
.section-eyebrow {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}
.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 24px;
}
.section-sub {
  color: var(--gray);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto;
}
.section-header { text-align: center; margin-bottom: 64px; }

/* ============================================================
   NAVBAR
   ============================================================ */
#navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}
#navbar.scrolled {
  background: rgba(13,27,62,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo { display: flex; align-items: center; }
.logo-img { height: 48px; width: auto; object-fit: contain; }
.logo-fallback {
  display: flex;
  flex-direction: column;
  line-height: 1;
  color: var(--white);
}
.lf-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--white);
}
.lf-corp {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 6px;
  color: var(--gold);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  padding: 8px 12px;
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--gold); }
.btn-nav {
  background: var(--gold) !important;
  color: var(--navy) !important;
  padding: 10px 24px !important;
  border-radius: var(--radius);
  transition: opacity var(--transition) !important;
}
.btn-nav:hover { opacity: 0.88; color: var(--navy) !important; }

/* Language toggle */
.lang-toggle {
  background: none;
  border: 1.5px solid rgba(255,255,255,0.35);
  color: rgba(255,255,255,0.7);
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 20px;
  cursor: pointer;
  transition: border-color var(--transition), color var(--transition);
  white-space: nowrap;
}
.lang-toggle:hover { border-color: var(--gold); color: var(--gold); }
.lang-toggle .lang-active { color: var(--gold); font-weight: 800; }
.lang-toggle .lang-inactive { color: rgba(255,255,255,0.5); }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: var(--radius);
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-right-mobile {
  display: none;
  align-items: center;
  gap: 12px;
}
.lang-toggle-mobile { display: none; }

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(13,27,62,0.98);
  backdrop-filter: blur(16px);
  z-index: 999;
  padding: 24px;
  transform: translateY(-10px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition), transform var(--transition);
}
.mobile-menu.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}
.mobile-menu ul { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  padding: 14px 16px;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.mobile-menu a:hover { background: rgba(201,160,71,0.12); color: var(--gold); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background:
    linear-gradient(160deg, rgba(13,27,62,0.92) 0%, rgba(13,27,62,0.75) 60%, rgba(13,27,62,0.88) 100%),
    url('../assets/Oil Rig Photo.png') center/cover no-repeat;
  background-color: var(--navy);
  overflow: hidden;
  padding-top: var(--nav-h);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(201,160,71,0.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  text-align: center;
  padding: 60px 24px 40px;
  max-width: 900px;
  z-index: 1;
}
.hero-eyebrow {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}
.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 24px;
}
.hero-subtitle {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: rgba(255,255,255,0.72);
  margin-bottom: 40px;
  line-height: 1.7;
}
.hero-cta { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Hero stats bar */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 24px 48px;
  margin: 40px 24px 0;
  backdrop-filter: blur(8px);
  z-index: 1;
}
.stat { text-align: center; padding: 0 40px; }
.stat-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.stat-divider {
  width: 1px;
  height: 50px;
  background: rgba(255,255,255,0.15);
  flex-shrink: 0;
}

/* Scroll down indicator */
.scroll-down {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.4);
  animation: bounce 2s ease-in-out infinite;
  z-index: 1;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.about-text p {
  color: #4A5568;
  margin-bottom: 20px;
  line-height: 1.8;
}
.about-text .btn-primary { margin-top: 12px; }

.about-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}
.about-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px;
  border: 1px solid #E8ECF4;
  border-radius: var(--radius);
  background: var(--white);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.about-card:hover {
  box-shadow: var(--shadow);
  border-color: var(--gold);
  transform: translateY(-2px);
}
.about-card-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  background: rgba(13,27,62,0.05);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  transition: background var(--transition), color var(--transition);
}
.about-card:hover .about-card-icon {
  background: var(--navy);
  color: var(--gold);
}
.about-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}
.about-card p { font-size: 0.9rem; color: var(--gray); margin: 0; }

/* ============================================================
   VALUES
   ============================================================ */
.values {
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.values::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201,160,71,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.values .section-title { color: var(--white); }
.values .section-eyebrow { color: var(--gold); }

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.value-card {
  position: relative;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 40px 32px;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
  overflow: hidden;
}
.value-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(201,160,71,0.35);
  transform: translateY(-4px);
}
.value-num {
  position: absolute;
  top: 20px;
  right: 24px;
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  color: rgba(255,255,255,0.04);
  line-height: 1;
  pointer-events: none;
}
.value-icon {
  width: 64px;
  height: 64px;
  background: rgba(201,160,71,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  margin-bottom: 24px;
  transition: background var(--transition);
}
.value-card:hover .value-icon { background: rgba(201,160,71,0.18); }
.value-card h3 {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}
.value-card p { color: rgba(255,255,255,0.6); font-size: 0.92rem; line-height: 1.75; }

/* ============================================================
   SERVICES
   ============================================================ */
.services { background: var(--off-white); }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border: 1px solid #E8ECF4;
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}
.service-card:hover {
  box-shadow: 0 16px 48px rgba(13,27,62,0.1);
  border-color: var(--gold);
  transform: translateY(-4px);
}
.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(13,27,62,0.06);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  margin-bottom: 24px;
  transition: background var(--transition), color var(--transition);
}
.service-card:hover .service-icon {
  background: var(--navy);
  color: var(--gold);
}
.service-card h3 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.3;
}
.service-card p { color: var(--gray); font-size: 0.9rem; line-height: 1.75; }

/* ============================================================
   FOUNDER / LEADERSHIP
   ============================================================ */
.founder { background: var(--white); }

.founder-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: start;
}

.founder-photo-wrapper {
  position: relative;
  border-radius: var(--radius);
  overflow: visible;
}
.founder-photo {
  width: 100%;
  border-radius: var(--radius);
  object-fit: cover;
  aspect-ratio: 3/4;
}
.founder-photo-placeholder {
  width: 100%;
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.2);
}
.founder-badge {
  position: absolute;
  bottom: -16px;
  left: 24px;
  background: var(--gold);
  color: var(--navy);
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 10px 20px;
  border-radius: var(--radius);
  white-space: nowrap;
}

.founder-credentials {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 40px;
}
.credential {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}
.cred-num {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 6px;
}
.cred-label { font-size: 0.72rem; color: var(--gray); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

.founder-text p {
  color: #4A5568;
  margin-bottom: 16px;
  line-height: 1.8;
}
.founder-list {
  list-style: none;
  margin: 16px 0 24px;
}
.founder-list li {
  position: relative;
  padding-left: 20px;
  color: #4A5568;
  font-size: 0.95rem;
  margin-bottom: 10px;
  line-height: 1.6;
}
.founder-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 2px;
  background: var(--gold);
}
.founder-quote {
  border-left: 3px solid var(--gold);
  padding: 16px 24px;
  background: rgba(13,27,62,0.03);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--navy);
  margin-top: 24px;
  line-height: 1.7;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact { background: var(--navy); }
.contact .section-title { color: var(--white); }
.contact .section-eyebrow { color: var(--gold); }
.contact .section-sub { color: rgba(255,255,255,0.55); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 40px;
}
.contact-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: rgba(201,160,71,0.12);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
}
.contact-item h4 {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
}
.contact-item p, .contact-item a {
  color: rgba(255,255,255,0.7);
  font-size: 0.95rem;
  transition: color var(--transition);
}
.contact-item a:hover { color: var(--gold); }

/* Contact form */
.contact-form {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: 8px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition), background var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.3); }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold);
  background: rgba(255,255,255,0.09);
}
.contact-form .btn-primary { margin-top: 8px; }
.form-note {
  margin-top: 14px;
  font-size: 0.88rem;
  text-align: center;
  min-height: 20px;
}
.form-note.success { color: #5CB85C; }
.form-note.error { color: #E74C3C; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #070F23;
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-logo { height: 44px; width: auto; margin-bottom: 16px; object-fit: contain; }
.footer-logo-text {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 16px;
}
.flname {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: 2px;
  color: var(--white);
}
.flcorp {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 4px;
  color: var(--gold);
}
.footer-tagline {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}
.footer-desc { font-size: 0.88rem; color: rgba(255,255,255,0.45); line-height: 1.7; }

.footer-links h4,
.footer-contact-col h4 {
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 20px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 12px; }
.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--gold); }

.footer-contact-col p,
.footer-contact-col a {
  display: block;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 10px;
  transition: color var(--transition);
  line-height: 1.5;
}
.footer-contact-col a:hover { color: var(--gold); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
}
.footer-bottom p { font-size: 0.8rem; color: rgba(255,255,255,0.3); }
.footer-motto {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold) !important;
  opacity: 0.6;
}

/* ============================================================
   REVEAL ANIMATIONS
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  :root { --section-pad: 80px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .founder-grid { grid-template-columns: 1fr; gap: 48px; }
  .founder-photo-wrapper { max-width: 340px; margin: 0 auto; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .values-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-h: 68px; --section-pad: 64px; }

  .nav-links { display: none; }
  .nav-right-mobile { display: flex; }
  .lang-toggle-mobile { display: block; }
  .mobile-menu { display: block; }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
    padding: 24px;
  }
  .stat-divider { width: 60px; height: 1px; }
  .stat { padding: 0; }

  .values-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

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

  .hero-cta { flex-direction: column; align-items: center; }
  .hero-cta .btn-primary, .hero-cta .btn-outline { width: 100%; max-width: 280px; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .section-title { font-size: 1.6rem; }
  .founder-credentials { grid-template-columns: 1fr 1fr; }
}