:root {
  --navy: #1B4F6B;
  --navy-dark: #133a50;
  --navy-deeper: #0d2737;
  --coral: #FF5C35;
  --coral-light: #ff7a59;
  --coral-dark: #e04420;
  --off-white: #F7F5F0;
  --white: #ffffff;
  --text-dark: #1A1A1A;
  --text-mid: #4A4A4A;
  --text-light: #8A8A8A;
  --border: rgba(27,79,107,0.12);
  --shadow-sm: 0 2px 12px rgba(27,79,107,0.08);
  --shadow-md: 0 4px 28px rgba(27,79,107,0.12);
  --shadow-lg: 0 8px 48px rgba(27,79,107,0.16);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Source Sans 3', 'Noto Sans Thai', sans-serif;
  font-size: 21px;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--white);
  overflow-x: hidden;
}

h1, h2, h3, h4 { font-family: 'Cormorant Garamond', 'Noto Sans Thai', serif; }

/* ── NAV ── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 52px;
  height: 84px;
  display: flex; align-items: center; justify-content: space-between;
  transition: box-shadow 0.3s;
}
nav.scrolled { box-shadow: var(--shadow-md); }

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none;
}
.nav-logo img {
  height: 62px; width: auto;
}
.nav-logo-text {
  font-family: 'Cormorant Garamond', 'Noto Sans Thai', serif;
  font-weight: 800; font-size: 15px;
  color: var(--navy);
  line-height: 1.2;
}
.nav-logo-sub { font-size: 10px; font-weight: 400; color: var(--text-light); letter-spacing: 0.05em; }

.nav-links {
  display: flex; align-items: center; gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 18px; font-weight: 500; color: var(--text-mid);
  text-decoration: none; transition: color 0.2s;
}
.nav-links a:hover { color: var(--navy); }

.nav-right { display: flex; align-items: center; gap: 16px; }

.lang-toggle {
  display: flex; background: var(--off-white); border-radius: 6px;
  padding: 3px; gap: 2px;
}
.lang-btn {
  padding: 5px 10px; border-radius: 4px; border: none;
  font-family: 'Source Sans 3', 'Noto Sans Thai', sans-serif; font-size: 16px; font-weight: 600;
  cursor: pointer; transition: all 0.2s; background: transparent; color: var(--text-light);
}
.lang-btn.active { background: var(--navy); color: white; }

.btn-primary {
  background: var(--coral); color: white;
  padding: 11px 24px; border-radius: 8px; border: none;
  font-family: 'Source Sans 3', 'Noto Sans Thai', sans-serif; font-size: 18px; font-weight: 600;
  cursor: pointer; text-decoration: none; display: inline-block;
  transition: all 0.2s; letter-spacing: 0.01em;
}
.btn-primary:hover { background: var(--coral-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(255,92,53,0.3); }

.btn-secondary {
  background: transparent; color: var(--navy);
  padding: 11px 24px; border-radius: 8px;
  border: 2px solid var(--navy);
  font-family: 'Source Sans 3', 'Noto Sans Thai', sans-serif; font-size: 18px; font-weight: 600;
  cursor: pointer; text-decoration: none; display: inline-block;
  transition: all 0.2s;
}
.btn-secondary:hover { background: var(--navy); color: white; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: all 0.3s; display: block; }

/* ── HERO ── */
.hero {
  min-height: 100vh;
  background: var(--navy-deeper);
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 152px 52px 96px;
}

.hero-bg-pattern {
  position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(255,92,53,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(27,79,107,0.6) 0%, transparent 50%),
    linear-gradient(135deg, var(--navy-deeper) 0%, #0d2737 50%, #1a3a4a 100%);
}

.hero-dots {
  position: absolute; inset: 0; opacity: 0.15;
  background-image: radial-gradient(circle, rgba(255,255,255,0.6) 1px, transparent 1px);
  background-size: 32px 32px;
}

.hero-watermark {
  position: absolute;
  right: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: min(74vw, 1160px);
  pointer-events: none;
  opacity: 0.12;
  mix-blend-mode: screen;
  filter: grayscale(1) brightness(2.05) contrast(1.04);
  z-index: 1;
}
.hero-watermark img {
  width: 100%;
  height: auto;
  display: block;
  -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 80%, transparent 100%);
  mask-image: linear-gradient(to bottom, #000 0%, #000 80%, transparent 100%);
}

.hero-inner {
  position: relative; z-index: 2;
  max-width: 1440px; margin: 0 auto; width: 100%;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}

.hero-content { animation: fadeUp 0.8s ease both; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,92,53,0.15); border: 1px solid rgba(255,92,53,0.3);
  color: var(--coral-light); padding: 6px 14px; border-radius: 100px;
  font-size: 14px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 24px;
}
.hero-badge-dot { width: 6px; height: 6px; background: var(--coral); border-radius: 50%; animation: pulse 2s infinite; }

.hero h1 {
  font-size: clamp(52px, 6.4vw, 84px);
  font-weight: 800; color: white; line-height: 1.1;
  margin-bottom: 24px; letter-spacing: -0.02em;
}
.hero h1 span { color: var(--coral); }

.hero-sub {
  font-size: 26px; color: rgba(255,255,255,0.7);
  line-height: 1.6; margin-bottom: 40px; font-weight: 400; max-width: 560px;
}

.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-ctas .btn-primary { font-size: 18px; padding: 16px 30px; }
.hero-ctas .btn-ghost {
  color: rgba(255,255,255,0.8); background: transparent;
  border: 2px solid rgba(255,255,255,0.2);
  padding: 16px 30px; border-radius: 8px;
  font-family: 'Source Sans 3', 'Noto Sans Thai', sans-serif; font-size: 18px; font-weight: 600;
  text-decoration: none; transition: all 0.2s; display: inline-flex; align-items: center; gap: 8px;
}
.hero-ctas .btn-ghost:hover { border-color: rgba(255,255,255,0.5); color: white; }

.hero-video-side { animation: fadeUp 0.8s 0.2s ease both; }
.video-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 20px; overflow: hidden;
  box-shadow: var(--shadow-lg);
  aspect-ratio: 16/9; position: relative;
  cursor: pointer; transition: transform 0.3s, box-shadow 0.3s;
}
.video-card:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.3); }
.video-placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(27,79,107,0.8), rgba(13,39,55,0.9));
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 16px;
}
.play-btn {
  width: 68px; height: 68px; border-radius: 50%;
  background: var(--coral); display: flex; align-items: center; justify-content: center;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 0 0 12px rgba(255,92,53,0.15);
}
.video-card:hover .play-btn { transform: scale(1.1); box-shadow: 0 0 0 16px rgba(255,92,53,0.2); }
.play-btn svg { margin-left: 4px; }
.video-label { color: rgba(255,255,255,0.7); font-size: 17px; font-weight: 500; letter-spacing: 0.02em; }

/* TODO: embed YouTube/Vimeo ID here — replace .video-placeholder with:
   <iframe src="https://www.youtube.com/embed/YOUR_VIDEO_ID" ...></iframe> */

/* ── TRUST BAR ── */
.trust-bar {
  background: var(--off-white);
  border-bottom: 1px solid var(--border);
  padding: 20px 48px;
}
.trust-inner {
  max-width: 1600px; margin: 0 auto;
  display: flex; justify-content: space-between; flex-wrap: nowrap; gap: 24px;
}
.trust-item {
  display: flex; align-items: center; gap: 10px;
  font-size: 16px; font-weight: 500; color: var(--text-mid); white-space: nowrap;
}
.trust-icon { font-size: 17px; }

@media (max-width: 1280px) {
  .trust-inner {
    justify-content: center;
    flex-wrap: wrap;
  }
}

/* ── SECTIONS ── */
section { padding: 124px 56px; }
.section-inner { max-width: 1440px; margin: 0 auto; }

.section-label {
  font-size: 13px; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--coral); margin-bottom: 12px;
}
.section-title {
  font-size: clamp(40px, 5.2vw, 64px); font-weight: 800;
  color: var(--navy-deeper); line-height: 1.15; letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-sub {
  font-size: 25px; color: var(--text-mid); line-height: 1.6;
  max-width: 680px; margin-bottom: 60px;
}

/* ── HOW IT WORKS ── */
.how-section { background: var(--white); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  position: relative;
}
.step-card {
  background: linear-gradient(180deg, #ffffff 0%, #f8fbfd 100%);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px 18px;
  position: relative;
  transition: transform 0.25s, box-shadow 0.25s;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--coral), #ff8b6f);
  border-radius: 20px 20px 0 0;
}
.step-number {
  font-family: 'Cormorant Garamond', 'Noto Sans Thai', serif;
  font-size: 34px;
  font-weight: 800;
  color: rgba(27,79,107,0.16);
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.03em;
}
.step-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: rgba(27,79,107,0.08);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 10px;
}
.step-title { font-size: 19px; font-weight: 700; color: var(--navy); margin-bottom: 8px; }
.step-desc { font-size: 16px; color: var(--text-mid); line-height: 1.55; }
.step-connector {
  position: absolute;
  right: -14px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: white;
  border: 1px solid var(--border);
  color: var(--coral);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 800;
  box-shadow: 0 4px 14px rgba(27,79,107,0.15);
  z-index: 2;
}
.step-connector::before { content: '→'; }
.step-card:last-child .step-connector { display: none; }

@media (max-width: 1100px) {
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .step-connector { display: none; }
}

/* ── INTEGRATIONS ── */
.integrations-section { background: var(--navy-deeper); padding: 96px 52px; }
.integrations-section .section-title { color: white; }
.integrations-section .section-sub { color: rgba(255,255,255,0.6); }
.integrations-section .section-label { color: var(--coral-light); }

.integrations-grid {
  display: flex; flex-wrap: wrap; gap: 16px; justify-content: flex-start;
}
.integration-chip {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px; padding: 18px 28px;
  display: flex; align-items: center; gap: 14px;
  transition: all 0.25s; cursor: default;
}
.integration-chip:hover {
  background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}
.integration-logo { width: 48px; height: 48px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 28px; flex-shrink: 0; }
.integration-name { font-size: 18px; font-weight: 600; color: white; }
.integration-type { font-size: 13px; color: rgba(255,255,255,0.45); margin-top: 1px; }

.integrations-more {
  margin-top: 32px; color: rgba(255,255,255,0.45); font-size: 16px;
}
.integrations-more span { color: var(--coral-light); font-weight: 600; }

/* ── INFOGRAPHICS ── */
.infographics-section { background: var(--off-white); }
.infographics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.infographic-card {
  background: var(--white); border-radius: 20px; padding: 48px 36px;
  box-shadow: var(--shadow-sm); border: 1px solid var(--border);
  text-align: center; transition: transform 0.3s, box-shadow 0.3s;
  position: relative; overflow: hidden;
}
.infographic-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--coral);
}
.infographic-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.infographic-icon { font-size: 44px; margin-bottom: 20px; display: block; }
.infographic-metric {
  font-family: 'Cormorant Garamond', 'Noto Sans Thai', serif; font-size: 48px; font-weight: 800;
  color: var(--navy); line-height: 1; margin-bottom: 8px;
}
.infographic-label { font-size: 18px; font-weight: 600; color: var(--text-dark); margin-bottom: 12px; }
.infographic-desc { font-size: 16px; color: var(--text-light); line-height: 1.5; }
/* TODO: replace placeholder metrics with real data */

/* ── PRICING CALCULATOR ── */
.pricing-section { background: var(--white); }
.calculator-wrapper {
  background: var(--off-white); border-radius: 28px; padding: 56px;
  border: 1px solid var(--border); box-shadow: var(--shadow-md);
}
.calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }

.calc-inputs { display: flex; flex-direction: column; gap: 36px; }
.input-group label {
  display: block; font-size: 16px; font-weight: 700; letter-spacing: 0.05em;
  text-transform: uppercase; color: var(--navy); margin-bottom: 12px;
}
.slider-row { display: flex; align-items: center; gap: 16px; }
input[type="range"] {
  flex: 1; appearance: none; -webkit-appearance: none; height: 6px;
  background: linear-gradient(to right, var(--navy) var(--pct, 0%), #ddd var(--pct, 0%));
  border-radius: 3px; outline: none; cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 22px; height: 22px; border-radius: 50%;
  background: var(--navy); border: 3px solid white;
  box-shadow: 0 2px 8px rgba(27,79,107,0.3); cursor: pointer; transition: transform 0.15s;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.2); }
.slider-value {
  font-family: 'Cormorant Garamond', 'Noto Sans Thai', serif; font-size: 24px; font-weight: 700;
  color: var(--navy); min-width: 80px; text-align: right;
}

.size-selector { display: flex; gap: 8px; flex-wrap: wrap; }
.size-btn {
  padding: 10px 18px; border-radius: 8px; border: 2px solid var(--border);
  background: white; font-family: 'Source Sans 3', 'Noto Sans Thai', sans-serif; font-size: 16px; font-weight: 600;
  color: var(--text-mid); cursor: pointer; transition: all 0.2s;
}
.size-btn.active { border-color: var(--navy); background: var(--navy); color: white; }
.size-btn:hover:not(.active) { border-color: var(--navy); color: var(--navy); }

.calc-output {
  background: var(--navy-deeper); border-radius: 20px; padding: 40px;
  color: white; position: sticky; top: 90px;
}
.output-title { font-size: 14px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 32px; }

.output-line { display: flex; justify-content: space-between; align-items: baseline; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.08); }
.output-line:last-of-type { border-bottom: none; }
.output-line-label { font-size: 17px; color: rgba(255,255,255,0.6); }
.output-line-value { font-family: 'Cormorant Garamond', 'Noto Sans Thai', serif; font-size: 23px; font-weight: 700; color: white; }

.output-total {
  background: var(--coral); border-radius: 14px; padding: 24px;
  margin: 24px 0; text-align: center;
}
.output-total-label { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.7); margin-bottom: 8px; }
.output-total-amount { font-family: 'Cormorant Garamond', 'Noto Sans Thai', serif; font-size: 46px; font-weight: 800; color: white; line-height: 1; }
.output-total-sub { font-size: 17px; color: rgba(255,255,255,0.7); margin-top: 4px; }

.promo-badge {
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2);
  border-radius: 10px; padding: 12px 16px; margin-bottom: 16px;
  font-size: 15px; font-weight: 600; color: #7dffb3; display: none;
  align-items: center; gap: 8px;
}
.promo-badge.visible { display: flex; }

.diy-comparison {
  background: rgba(255,255,255,0.05); border-radius: 12px; padding: 16px;
  margin-bottom: 20px;
}
.diy-label { font-size: 13px; color: rgba(255,255,255,0.4); margin-bottom: 6px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.diy-row { display: flex; justify-content: space-between; margin-bottom: 4px; }
.diy-text { font-size: 16px; color: rgba(255,255,255,0.6); }
.diy-saving { font-size: 17px; font-weight: 700; color: #7dffb3; }

.output-disclaimer { font-size: 13px; color: rgba(255,255,255,0.35); line-height: 1.5; margin-bottom: 20px; }

/* ── WHY US ── */
.why-section { background: var(--off-white); }
.why-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.why-card {
  background: white; border-radius: 20px; padding: 44px 40px;
  border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: transform 0.3s, box-shadow 0.3s; position: relative; overflow: hidden;
}
.why-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
  background: var(--navy); transform: scaleX(0); transition: transform 0.3s; transform-origin: left;
}
.why-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.why-card:hover::after { transform: scaleX(1); }
.why-icon-wrap {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(27,79,107,0.08); display: flex; align-items: center; justify-content: center;
  font-size: 24px; margin-bottom: 24px;
}
.why-title { font-size: 24px; font-weight: 700; color: var(--navy); margin-bottom: 12px; }
.why-desc { font-size: 18px; color: var(--text-mid); line-height: 1.65; }

/* ── PHOTOS ── */
.photos-section { background: var(--white); }
.photos-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto; gap: 16px;
}
.photo-card {
  border-radius: 16px; overflow: hidden; background: var(--off-white);
  border: 1px solid var(--border); aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 12px; cursor: pointer; transition: transform 0.3s;
  position: relative;
}
.photo-card:first-child { grid-column: 1 / 3; aspect-ratio: 16/7; }
.photo-card:hover { transform: scale(1.01); }
.photo-icon { font-size: 32px; opacity: 0.4; }
.photo-label { font-size: 16px; font-weight: 600; color: var(--text-light); letter-spacing: 0.03em; }
/* TODO: replace photo-card backgrounds with real photos — use background-image: url('...') */

/* ── CONTACT ── */
.contact-section { background: var(--navy-deeper); }
.contact-section .section-title { color: white; }
.contact-section .section-sub { color: rgba(255,255,255,0.6); }
.contact-section .section-label { color: var(--coral-light); }

.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: start; }

.contact-info { color: white; }
.contact-channels { display: flex; flex-direction: column; gap: 16px; margin-top: 40px; }
.contact-channel {
  display: flex; align-items: center; gap: 16px;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  border-radius: 14px; padding: 18px 22px; text-decoration: none;
  transition: all 0.2s;
}
.contact-channel:hover { background: rgba(255,255,255,0.1); transform: translateX(4px); }
.channel-icon { width: 44px; height: 44px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 22px; flex-shrink: 0; }
.channel-label { font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.4); margin-bottom: 2px; }
.channel-value { font-size: 18px; font-weight: 600; color: white; }

.contact-form {
  background: white; border-radius: 24px; padding: 48px;
  box-shadow: var(--shadow-lg);
}
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 14px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--navy); }
.form-group input, .form-group select, .form-group textarea {
  padding: 13px 16px; border: 2px solid var(--border); border-radius: 10px;
  font-family: 'Source Sans 3', 'Noto Sans Thai', sans-serif; font-size: 18px; color: var(--text-dark);
  background: var(--off-white); transition: border-color 0.2s, background 0.2s;
  outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--navy); background: white;
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select { cursor: pointer; }
.form-submit-row { margin-top: 24px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form-note { font-size: 16px; color: var(--text-light); }
#formStatus { min-height: 1.2em; font-weight: 600; }

/* TODO: wire up form to backend / Formspree / email */

/* ── FOOTER ── */
footer {
  background: #060f14; padding: 60px 48px 40px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-inner { max-width: 1440px; margin: 0 auto; }
.footer-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding-bottom: 40px; border-bottom: 1px solid rgba(255,255,255,0.08); margin-bottom: 32px;
  flex-wrap: wrap; gap: 32px;
}
.footer-brand img { height: 48px; width: auto; margin-bottom: 8px; display: block; }
.footer-brand .nav-logo-text { font-size: 19px; }
.footer-tagline { font-size: 15px; color: rgba(255,255,255,0.4); margin-top: 8px; max-width: 220px; line-height: 1.5; }
.footer-nav { display: flex; gap: 48px; flex-wrap: wrap; }
.footer-nav-col h4 { font-size: 13px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 16px; }
.footer-nav-col a { display: block; font-size: 17px; color: rgba(255,255,255,0.55); text-decoration: none; margin-bottom: 10px; transition: color 0.2s; }
.footer-nav-col a:hover { color: white; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; }
.footer-copy { font-size: 16px; color: rgba(255,255,255,0.3); }
.footer-address { font-size: 16px; color: rgba(255,255,255,0.3); }
/* TODO: confirm warehouse address and contact email */

/* ── LINE BUBBLE ── */
.line-bubble {
  position: fixed;
  right: 96px;
  bottom: 24px;
  width: min(300px, calc(100vw - 32px));
  background: white;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: 0 18px 42px rgba(6, 15, 20, 0.25);
  padding: 14px;
  z-index: 220;
  opacity: 0;
  transform: translateY(10px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
}
.line-bubble.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.line-bubble::after {
  content: '';
  position: absolute;
  right: -8px;
  bottom: 20px;
  width: 14px;
  height: 14px;
  background: white;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transform: rotate(-45deg);
}
.line-bubble-close {
  position: absolute;
  top: 8px;
  right: 10px;
  border: none;
  background: transparent;
  color: var(--text-light);
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}
.line-bubble-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy-deeper);
  margin-bottom: 2px;
}
.line-bubble-sub {
  font-size: 14px;
  color: var(--text-mid);
  margin-bottom: 10px;
}
.line-qr-wrap {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 10px;
}
.line-qr-wrap img {
  display: block;
  width: 100%;
  height: auto;
}
.line-bubble-link {
  display: block;
  text-align: center;
  background: #06B100;
  color: white;
  text-decoration: none;
  font-size: 16px;
  font-weight: 700;
  border-radius: 10px;
  padding: 10px 12px;
}

/* ── COOKIE BANNER ── */
.cookie-banner {
  position: fixed;
  left: 20px;
  right: 20px;
  bottom: 20px;
  background: rgba(13,39,55,0.96);
  color: white;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 14px;
  padding: 14px 16px;
  z-index: 230;
  box-shadow: 0 14px 30px rgba(6,15,20,0.35);
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.cookie-banner.open { display: flex; }
.cookie-text {
  margin: 0;
  font-size: 15px;
  color: rgba(255,255,255,0.9);
}
.cookie-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}
.cookie-btn {
  border: none;
  border-radius: 9px;
  padding: 9px 14px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.cookie-btn.accept {
  background: var(--coral);
  color: white;
}
.cookie-btn.reject {
  background: rgba(255,255,255,0.14);
  color: white;
}

/* ── ANIMATIONS ── */
@keyframes fadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

.fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: none; }

/* ── MOBILE ── */
@media (max-width: 900px) {
  nav { padding: 0 24px; height: 76px; }
  .nav-logo img { height: 50px; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; position: fixed;
    top: 76px; left: 0; right: 0; background: white;
    padding: 24px; gap: 20px; border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md); z-index: 99;
  }
  .hamburger { display: flex; }

  section { padding: 86px 24px; }
  .hero { padding: 124px 24px 68px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-watermark { display: none; }
  .steps-grid { grid-template-columns: 1fr 1fr; }
  .step-connector { display: none; }
  .integrations-section { padding: 86px 24px; }
  .infographics-grid { grid-template-columns: 1fr; }
  .calculator-wrapper { padding: 30px 24px; }
  .calc-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .photos-grid { grid-template-columns: 1fr; }
  .photo-card:first-child { grid-column: auto; aspect-ratio: 4/3; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-grid { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
  .trust-inner { gap: 20px; flex-wrap: wrap; justify-content: center; }
  .trust-bar { padding: 16px 24px; }
  .line-bubble {
    right: 24px;
    bottom: 94px;
  }
  .line-bubble::after { display: none; }
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    right: 14px;
    left: 14px;
    bottom: 14px;
  }
  .cookie-actions { width: 100%; }
  .cookie-btn { flex: 1; }
}

@media (max-width: 600px) {
  .nav-logo img { height: 42px; }
  .btn-primary, .btn-secondary { font-size: 17px; }
  .section-sub { font-size: 22px; }
  .steps-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn-primary, .hero-ctas .btn-ghost { text-align: center; justify-content: center; }
}