/* Advanced Water Solutions — Main Stylesheet
   Palette: navy #0D1117 / slate #1A2332 / blue #0A9FD8 / light #F0F4F8 */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:    #0D1117;
  --slate:   #1A2332;
  --mid:     #3D4F63;
  --blue:    #0A9FD8;
  --blue-lt: #4DB8E8;
  --blue-dk: #0A7AB8;
  --off-white: #F0F4F8;
  --border:  #E2E8F0;
  --text-dk: #1A2332;
  --text-md: #52687A;
  --text-lt: #8B9BB4;
  --white:   #FFFFFF;
  --success: #22C55E;
  --error:   #EF4444;
  --radius:  6px;
  --shadow:  0 2px 12px rgba(10,159,216,0.10);
  --shadow-lg: 0 8px 40px rgba(10,159,216,0.15);
}

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

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--text-dk);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-dk); }
ul { list-style: none; }

/* ── TYPOGRAPHY ── */
h1, h2, h3, h4 {
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
}
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.2vw, 1.4rem); }
h4 { font-size: 1rem; letter-spacing: 0.06em; }
p  { line-height: 1.75; color: var(--text-md); }

.label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue);
}

/* ── LAYOUT ── */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 72px 0; }
.section--dark  { background: var(--navy); color: var(--white); }
.section--slate { background: var(--slate); color: var(--white); }
.section--off   { background: var(--off-white); }

.section-header { text-align: center; margin-bottom: 52px; }
.section-header .label { margin-bottom: 12px; display: block; }
.section-header h2 { color: inherit; }
.section--dark  .section-header h2 { color: var(--white); }
.section--slate .section-header h2 { color: var(--white); }
.section-header p { max-width: 600px; margin: 16px auto 0; }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
  border: 2px solid transparent;
  text-decoration: none;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: none; }

.btn-primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn-primary:hover { background: var(--blue-dk); border-color: var(--blue-dk); color: var(--white); box-shadow: 0 4px 20px rgba(10,159,216,0.35); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); color: var(--white); }

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

.btn-phone {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}
.btn-phone:hover { background: var(--off-white); color: var(--navy); }

.btn-lg { padding: 18px 36px; font-size: 0.95rem; }
.btn-sm { padding: 10px 20px; font-size: 0.82rem; }

/* ── NAV ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 2px 20px rgba(0,0,0,0.4);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 24px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.nav-logo img { height: 42px; width: auto; border-radius: 3px; }
.nav-logo-text { display: flex; flex-direction: column; }
.nav-logo-name {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--white);
  line-height: 1.1;
}
.nav-logo-sub {
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-lt);
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  transition: color 0.15s;
  text-decoration: none;
}
.nav-links a:hover,
.nav-links a.active { color: var(--blue); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-phone {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.03em;
  text-decoration: none;
  transition: color 0.15s;
}
.nav-phone:hover { color: var(--blue); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all 0.25s;
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-cta .btn { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--navy);
    padding: 24px;
    gap: 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 12px 30px rgba(0,0,0,0.4);
    z-index: 99;
  }
  .nav-links.open a { font-size: 1rem; padding: 6px 0; }
}

/* ── HERO ── */
.hero {
  position: relative;
  background: var(--navy);
  min-height: 560px;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 80px 0;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(10,159,216,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(10,159,216,0.15);
  border: 1px solid rgba(10,159,216,0.3);
  border-radius: 40px;
  padding: 6px 16px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-lt);
  margin-bottom: 20px;
}
.hero h1 { color: var(--white); margin-bottom: 16px; }
.hero h1 span { color: var(--blue); }
.hero-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  max-width: 480px;
  margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-trust {
  display: flex;
  gap: 24px;
  margin-top: 36px;
  flex-wrap: wrap;
}
.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.hero-trust-item::before {
  content: '✓';
  color: var(--blue);
  font-weight: 700;
}
.hero-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  position: relative;
}
.hero-images img {
  border-radius: 8px;
  width: 100%;
  height: 200px;
  object-fit: cover;
  border: 1px solid rgba(255,255,255,0.08);
}
.hero-images img:first-child {
  grid-column: 1 / -1;
  height: 240px;
}

@media (max-width: 768px) {
  .hero { padding: 60px 0; min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-images { display: none; }
}

/* ── SERVICE AREA BAR ── */
.area-bar {
  background: var(--blue);
  padding: 12px 0;
  text-align: center;
}
.area-bar p {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
}
.area-bar a { color: var(--white); text-decoration: underline; }

/* ── SERVICES GRID ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px 24px;
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s;
}
.service-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(10,159,216,0.3);
  transform: translateY(-3px);
}
.service-icon {
  width: 48px;
  height: 48px;
  background: rgba(10,159,216,0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  font-size: 1.4rem;
}
.service-card h3 { margin-bottom: 10px; font-size: 1rem; color: var(--text-dk); }
.service-card p { font-size: 0.88rem; margin: 0; }
.section--dark .service-card {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.1);
}
.section--dark .service-card:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(10,159,216,0.4);
}
.section--dark .service-card h3 { color: var(--white); }
.section--dark .service-card p { color: rgba(255,255,255,0.65); }

@media (max-width: 900px) { .services-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 580px) { .services-grid { grid-template-columns: 1fr; } }

/* ── WHY CHOOSE US ── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.why-item {
  text-align: center;
  padding: 32px 20px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--white);
}
.why-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  display: block;
}
.why-item h3 { font-size: 0.9rem; margin-bottom: 10px; color: var(--text-dk); }
.why-item p  { font-size: 0.85rem; }

@media (max-width: 900px) { .why-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 580px) { .why-grid { grid-template-columns: 1fr 1fr; gap: 16px; } }

/* ── PROBLEMS / SOLUTIONS ── */
.problems-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.problems-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.problems-list li:last-child { border-bottom: none; }
.problem-icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  background: rgba(10,159,216,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.problem-text strong { display: block; color: var(--white); font-size: 0.92rem; margin-bottom: 3px; }
.problem-text span { font-size: 0.83rem; color: rgba(255,255,255,0.6); }

@media (max-width: 768px) { .problems-grid { grid-template-columns: 1fr; } }

/* ── GALLERY ── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-grid img {
  border-radius: 8px;
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: opacity 0.2s;
}
.gallery-grid img:hover { opacity: 0.85; }

@media (max-width: 768px) { .gallery-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .gallery-grid { grid-template-columns: 1fr; } }

/* ── SERVICE AREAS ── */
.areas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.area-chip {
  text-align: center;
  padding: 20px 12px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  transition: background 0.2s, border-color 0.2s;
}
.area-chip:hover { background: rgba(10,159,216,0.15); border-color: rgba(10,159,216,0.4); color: var(--white); }
.area-chip .area-icon { font-size: 1.4rem; display: block; margin-bottom: 8px; }

@media (max-width: 768px) { .areas-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 480px) { .areas-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; } }

/* ── FAQ ── */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 20px 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-dk);
  transition: color 0.15s;
}
.faq-question:hover { color: var(--blue); }
.faq-chevron {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--blue);
  transition: transform 0.25s;
}
.faq-item.open .faq-chevron { transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.25s;
}
.faq-item.open .faq-answer { max-height: 600px; padding-bottom: 20px; }
.faq-answer p { font-size: 0.9rem; color: var(--text-md); line-height: 1.7; }

/* ── CTA BAND ── */
.cta-band {
  background: var(--blue);
  padding: 60px 0;
  text-align: center;
}
.cta-band h2 { color: var(--white); margin-bottom: 12px; }
.cta-band p { color: rgba(255,255,255,0.85); max-width: 540px; margin: 0 auto 28px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── CONTACT FORM ── */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: start;
}
.contact-info h2 { font-size: 1.4rem; margin-bottom: 20px; color: var(--text-dk); }
.contact-info p { margin-bottom: 24px; }
.contact-details { margin: 32px 0; }
.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.contact-detail:last-child { border-bottom: none; }
.detail-icon {
  width: 36px;
  height: 36px;
  background: rgba(10,159,216,0.1);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1rem;
  color: var(--blue);
}
.detail-info strong { display: block; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-lt); margin-bottom: 2px; }
.detail-info a, .detail-info span { font-size: 0.95rem; color: var(--text-dk); font-weight: 600; }
.detail-info a:hover { color: var(--blue); }

.form-wrap {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 36px;
  box-shadow: var(--shadow);
}
.form-title { font-size: 1.1rem; margin-bottom: 28px; color: var(--text-dk); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-md);
  margin-bottom: 7px;
}
.form-group label .req { color: var(--blue); margin-left: 2px; }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.93rem;
  color: var(--text-dk);
  background: var(--off-white);
  transition: border-color 0.15s, box-shadow 0.15s;
  font-family: inherit;
  appearance: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(10,159,216,0.15);
  background: var(--white);
}
.form-group input.error,
.form-group select.error,
.form-group textarea.error { border-color: var(--error); box-shadow: 0 0 0 3px rgba(239,68,68,0.1); }
.form-group textarea { resize: vertical; min-height: 110px; }
.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='%238B9BB4' 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--checkbox { margin-bottom: 20px; }
.form-group--checkbox label { display: flex; align-items: flex-start; gap: 10px; text-transform: none; letter-spacing: 0; font-size: 0.85rem; color: var(--text-md); cursor: pointer; }
.form-group--checkbox input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  min-width: 20px;
  margin-top: 1px;
  flex-shrink: 0;
  cursor: pointer;
  border: 2px solid var(--blue);
  border-radius: 4px;
  background: #fff;
  transition: background 0.15s, border-color 0.15s;
}
.form-group--checkbox input[type="checkbox"]:checked {
  background: var(--blue);
  border-color: var(--blue);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='10' viewBox='0 0 12 10'%3E%3Cpath d='M1 5l3.5 3.5L11 1' stroke='%23ffffff' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}
.form-group--checkbox input[type="checkbox"]:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.honeypot { display: none !important; visibility: hidden; position: absolute; left: -9999px; }

.form-error-msg {
  font-size: 0.78rem;
  color: var(--error);
  margin-top: 4px;
  display: none;
}
.form-error-msg.show { display: block; }

.form-submit-row { margin-top: 28px; }
.form-submit-row .btn { width: 100%; justify-content: center; }

.form-status {
  display: none;
  padding: 16px 20px;
  border-radius: var(--radius);
  margin-bottom: 20px;
  font-size: 0.9rem;
  font-weight: 600;
}
.form-status.success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.3); color: #15803D; display: block; }
.form-status.error   { background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.3);  color: #B91C1C; display: block; }

@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } .form-wrap { padding: 24px 18px; } }

/* ── ABOUT / TRUST ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.about-img { position: relative; }
.about-img img {
  border-radius: 10px;
  width: 100%;
  object-fit: cover;
  max-height: 420px;
  border: 2px solid rgba(10,159,216,0.2);
}
.about-badge {
  position: absolute;
  bottom: -20px;
  left: 24px;
  background: var(--blue);
  color: var(--white);
  padding: 14px 20px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 4px 20px rgba(10,159,216,0.4);
}
.about-badge span { display: block; font-size: 1.6rem; font-weight: 800; line-height: 1; }
.about-content h2 { margin-bottom: 20px; }
.about-content p { margin-bottom: 16px; }
.about-stats { display: flex; gap: 32px; margin-top: 28px; flex-wrap: wrap; }
.about-stat strong { display: block; font-size: 1.8rem; font-weight: 800; color: var(--blue); line-height: 1; }
.about-stat span { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-lt); }

@media (max-width: 768px) { .about-grid { grid-template-columns: 1fr; gap: 40px; } }

/* ── SERVICE PAGE DETAIL ── */
.service-detail {
  padding: 60px 0;
  border-bottom: 1px solid var(--border);
}
.service-detail:last-child { border-bottom: none; }
.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.service-detail-grid.reverse { direction: rtl; }
.service-detail-grid.reverse > * { direction: ltr; }
.service-detail h2 { margin-bottom: 16px; color: var(--text-dk); }
.service-detail p { margin-bottom: 16px; }
.service-detail ul { margin: 16px 0; }
.service-detail ul li {
  padding: 6px 0 6px 22px;
  position: relative;
  font-size: 0.9rem;
  color: var(--text-md);
}
.service-detail ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--blue);
  font-weight: 700;
}
.service-detail img {
  border-radius: 8px;
  width: 100%;
  height: 320px;
  object-fit: cover;
  border: 1px solid var(--border);
}

@media (max-width: 768px) {
  .service-detail-grid { grid-template-columns: 1fr; gap: 28px; }
  .service-detail-grid.reverse { direction: ltr; }
  .service-detail img { height: 220px; }
}

/* ── BREADCRUMB ── */
.page-header {
  background: var(--navy);
  padding: 48px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.page-header .label { margin-bottom: 10px; display: block; }
.page-header h1 { color: var(--white); }
.page-header p { color: rgba(255,255,255,0.65); margin-top: 12px; max-width: 560px; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 16px;
}
.breadcrumb a { color: rgba(255,255,255,0.6); text-decoration: none; }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb span { color: rgba(255,255,255,0.3); }

/* ── FOOTER ── */
.site-footer {
  background: var(--navy);
  padding: 60px 0 28px;
  border-top: 1px solid rgba(255,255,255,0.07);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand img { height: 44px; margin-bottom: 16px; border-radius: 3px; }
.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 20px;
  line-height: 1.65;
}
.footer-heading {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-lt);
  margin-bottom: 18px;
}
.footer-links li + li { margin-top: 10px; }
.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  transition: color 0.15s;
  text-decoration: none;
}
.footer-links a:hover { color: var(--blue); }
.footer-nap p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  margin-bottom: 4px;
}
.footer-nap a { color: rgba(255,255,255,0.65); text-decoration: none; }
.footer-nap a:hover { color: var(--blue); }
.footer-nap strong { color: var(--white); display: block; margin-bottom: 10px; font-size: 0.92rem; letter-spacing: 0.04em; text-transform: uppercase; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-bottom p { font-size: 0.78rem; color: rgba(255,255,255,0.35); }
.footer-bottom a { color: rgba(255,255,255,0.45); text-decoration: none; }
.footer-bottom a:hover { color: var(--blue); }

@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } .footer-bottom { flex-direction: column; text-align: center; } }

/* ── THANK YOU PAGE ── */
.thankyou-section {
  min-height: 70vh;
  display: flex;
  align-items: center;
  background: var(--navy);
  padding: 80px 0;
}
.thankyou-box {
  max-width: 560px;
  margin: 0 auto;
  text-align: center;
}
.thankyou-icon {
  width: 80px;
  height: 80px;
  background: #22c55e;
  border: 3px solid #16a34a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 28px;
  font-size: 2.2rem;
  color: #ffffff;
  box-shadow: 0 0 0 6px rgba(34,197,94,0.2);
}
.thankyou-box h1 { color: var(--white); margin-bottom: 16px; }
.thankyou-box p { color: rgba(255,255,255,0.7); margin-bottom: 32px; }
.thankyou-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── SOCIAL LINKS ── */
.social-links { display: flex; flex-direction: column; gap: 8px; margin-top: 12px; }
.social-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 0.88rem;
  transition: color 0.15s;
}
.social-link:hover { color: var(--white); }
.social-icon {
  width: 26px;
  height: 26px;
  border-radius: 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 800;
  color: var(--white);
  flex-shrink: 0;
  line-height: 1;
}
.social-icon--fb { background: #1877F2; }

/* Contact page social link (light background) */
.detail-info .social-link { color: var(--text-dk); font-weight: 600; font-size: 0.95rem; }
.detail-info .social-link:hover { color: #1877F2; }

/* ── UTILITY ── */
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-0 { margin-bottom: 0; }

/* ── SKIP LINK (a11y) ── */
.skip-link {
  position: absolute;
  top: -60px;
  left: 16px;
  background: var(--blue);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 4px;
  font-weight: 700;
  z-index: 999;
  transition: top 0.2s;
  text-decoration: none;
}
.skip-link:focus { top: 8px; }

/* ── LOADING SPINNER ── */
.btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: var(--white);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
.btn.loading .btn-spinner { display: inline-block; }
.btn.loading .btn-text { opacity: 0.7; }
@keyframes spin { to { transform: rotate(360deg); } }