/* ============================================================
   Acoustic Wall Panels UK - style.css
   UK-native design | Rajdhani headings | Fully responsive
   ============================================================ */

/* Google Fonts imported via PHP <link> */

/* ── CSS Variables ── */
:root {
  --charcoal:      #1c1c1c;
  --dark-green:    #1b3d2f;
  --mid-green:     #2a5c43;
  --accent-green:  #3a7d5a;
  --light-green:   #e8f2ec;
  --slate:         #4a5568;
  --light-slate:   #718096;
  --border:        #d1d9d5;
  --bg-white:      #ffffff;
  --bg-light:      #f7f9f8;
  --bg-dark:       #111c17;
  --text-dark:     #1c1c1c;
  --text-mid:      #3a3a3a;
  --text-muted:    #5a6a63;
  --gold:          #c9a84c;
  --gold-light:    #f0e0a8;
  --radius-sm:     6px;
  --radius-md:     12px;
  --radius-lg:     20px;
  --shadow-sm:     0 2px 8px rgba(27,61,47,0.08);
  --shadow-md:     0 6px 24px rgba(27,61,47,0.12);
  --shadow-lg:     0 16px 48px rgba(27,61,47,0.16);
  --max-width:     1160px;
  --transition:    0.3s ease;
}

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

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

body {
  font-family: 'Lato', 'Helvetica Neue', Arial, sans-serif;
  font-size: 21px;
  line-height: 1.75;
  color: var(--text-dark);
  background: var(--bg-white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--mid-green); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--accent-green); }
ul, ol { padding-left: 1.4em; }
li { margin-bottom: 0.45em; font-size: 21px; line-height: 1.75; }

/* ── Typography – Rajdhani Headings ── */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  color: var(--charcoal);
  line-height: 1.25;
  letter-spacing: 0.02em;
}
h1 { font-size: 32px; }
h2 { font-size: 30px; }
h3 { font-size: 28px; }
h4 { font-size: 26px; }
h5 { font-size: 24px; }
h6 { font-size: 22px; }

p { font-size: 21px; line-height: 1.75; margin-bottom: 1.2em; color: var(--text-mid); }
p:last-child { margin-bottom: 0; }

/* ── Layout Utility ── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-pad { padding: 72px 0; }
.section-pad-lg { padding: 90px 0; }
.section-pad-sm { padding: 52px 0; }

/* ── TOP BAR ── */
.top-bar {
  background: var(--dark-green);
  color: #c8ddd4;
  font-size: 13px;
  letter-spacing: 0.04em;
  padding: 9px 0;
  text-align: center;
}
.top-bar span { margin: 0 18px; }
.top-bar strong { color: #ffffff; }

/* ── HEADER ── */
.site-header {
  background: var(--bg-white);
  border-bottom: 2px solid var(--light-green);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.logo {
  font-family: 'Rajdhani', sans-serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--dark-green);
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--dark-green);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.logo-icon svg { width: 22px; height: 22px; fill: #fff; }

/* ── BREADCRUMB ── */
.breadcrumb {
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  padding: 11px 0;
  font-size: 14px;
  color: var(--text-muted);
}
.breadcrumb a { color: var(--mid-green); }
.breadcrumb span { margin: 0 7px; color: var(--light-slate); }

/* ── HERO SECTION ── */
.hero {
  background: linear-gradient(135deg, var(--bg-dark) 0%, var(--dark-green) 55%, #2a5c43 100%);
  color: #ffffff;
  padding: 90px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Crect x='0' y='0' width='4' height='60'/%3E%3Crect x='10' y='0' width='4' height='60'/%3E%3Crect x='20' y='0' width='4' height='60'/%3E%3Crect x='30' y='0' width='4' height='60'/%3E%3Crect x='40' y='0' width='4' height='60'/%3E%3Crect x='50' y='0' width='4' height='60'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201,168,76,0.2);
  border: 1px solid rgba(201,168,76,0.5);
  color: var(--gold-light);
  font-size: 13px;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 30px;
  margin-bottom: 22px;
}
.hero h1 {
  color: #ffffff;
  font-size: 42px;
  line-height: 1.15;
  margin-bottom: 22px;
  font-weight: 700;
}
.hero h1 em {
  font-style: normal;
  color: var(--gold-light);
}
.hero-intro {
  font-size: 19px;
  color: rgba(255,255,255,0.82);
  line-height: 1.75;
  margin-bottom: 32px;
}
.hero-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}
.hero-stat {
  text-align: left;
}
.hero-stat-num {
  font-family: 'Rajdhani', sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: var(--gold-light);
  line-height: 1;
  display: block;
}
.hero-stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.hero-visual {
  position: relative;
}
.hero-panel-demo {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(8px);
}
.panel-grid-visual {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
  margin-bottom: 18px;
}
.panel-cell {
  aspect-ratio: 1/3;
  border-radius: 4px;
  background: linear-gradient(180deg, #2d5a42 0%, #1b3d2f 100%);
  border: 1px solid rgba(255,255,255,0.08);
  position: relative;
  overflow: hidden;
}
.panel-cell::after {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  width: 2px; height: 100%;
  background: rgba(255,255,255,0.07);
  transform: translateX(-50%);
}
.panel-cell.dark { background: linear-gradient(180deg, #1a1a1a 0%, #0d0d0d 100%); }
.panel-cell.grey { background: linear-gradient(180deg, #555 0%, #333 100%); }
.panel-cell.oak  { background: linear-gradient(180deg, #8B6914 0%, #6b4f10 100%); }
.panel-cell.white { background: linear-gradient(180deg, #e8e8e8 0%, #cccccc 100%); }

.panel-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  text-align: center;
  letter-spacing: 0.05em;
}

/* ── INTRO STRIP ── */
.intro-strip {
  background: var(--light-green);
  border-top: 3px solid var(--mid-green);
  border-bottom: 3px solid var(--mid-green);
  padding: 36px 0;
}
.intro-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
}
.strip-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.strip-icon {
  width: 48px;
  height: 48px;
  background: var(--dark-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}
.strip-icon svg { width: 22px; height: 22px; fill: #fff; }
.strip-title {
  font-family: 'Rajdhani', sans-serif;
  font-size: 17px;
  font-weight: 700;
  color: var(--dark-green);
}
.strip-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
}

/* ── SECTION LABELS ── */
.section-label {
  font-family: 'Rajdhani', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid-green);
  margin-bottom: 10px;
  display: block;
}
.section-title { margin-bottom: 18px; }
.section-intro {
  font-size: 19px;
  color: var(--text-muted);
  max-width: 700px;
  margin-bottom: 48px;
  line-height: 1.7;
}
.centered { text-align: center; }
.centered .section-intro { margin-left: auto; margin-right: auto; }

/* Decorative underline */
.underline-accent {
  display: inline-block;
  position: relative;
}
.underline-accent::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gold);
  border-radius: 2px;
}

/* ── WHAT ARE SECTION ── */
.what-are-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.what-are-content p { margin-bottom: 1.2em; }
.science-box {
  background: var(--bg-dark);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 36px;
  position: sticky;
  top: 100px;
}
.science-box h3 { color: var(--gold-light); margin-bottom: 18px; }
.science-box p { color: rgba(255,255,255,0.8); font-size: 18px; }
.nrc-bar {
  margin: 20px 0;
}
.nrc-bar-label {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  margin-bottom: 6px;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
}
.nrc-track {
  background: rgba(255,255,255,0.1);
  border-radius: 30px;
  height: 10px;
  overflow: hidden;
}
.nrc-fill {
  height: 100%;
  border-radius: 30px;
  background: linear-gradient(90deg, var(--accent-green), var(--gold));
}
.science-note {
  font-size: 13px !important;
  color: rgba(255,255,255,0.5) !important;
  margin-top: 16px !important;
  font-style: italic;
}

/* ── TYPES & STYLES ── */
.types-section { background: var(--bg-light); }
.types-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.type-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
}
.type-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.type-card-header {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.type-card-header.black-bg {
  background: linear-gradient(135deg, #0d0d0d 0%, #2a2a2a 100%);
}
.type-card-header.grey-bg {
  background: linear-gradient(135deg, #4a4a4a 0%, #6e6e6e 100%);
}
.type-card-header.wood-bg {
  background: linear-gradient(135deg, #6b4f10 0%, #9a6f1a 100%);
}
.type-card-header.slat-bg {
  background: linear-gradient(135deg, #1b3d2f 0%, #2a5c43 100%);
}
.slat-lines {
  display: flex;
  gap: 8px;
  height: 80px;
}
.slat-line {
  width: 14px;
  height: 100%;
  background: rgba(255,255,255,0.15);
  border-radius: 3px;
}
.slat-line:nth-child(odd) { background: rgba(255,255,255,0.08); }

.type-card-body { padding: 28px; }
.type-card-body h3 {
  font-size: 22px;
  margin-bottom: 12px;
  color: var(--dark-green);
}
.type-card-body p { font-size: 18px; margin-bottom: 14px; }
.type-tag {
  display: inline-block;
  background: var(--light-green);
  color: var(--dark-green);
  font-family: 'Rajdhani', sans-serif;
  font-weight: 600;
  font-size: 13px;
  padding: 4px 11px;
  border-radius: 20px;
  margin-right: 6px;
  margin-bottom: 6px;
  letter-spacing: 0.04em;
}

/* ── SIZES SECTION ── */
.sizes-section { background: var(--bg-white); }
.sizes-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.size-diagram {
  background: var(--bg-light);
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  padding: 40px 30px;
  text-align: center;
}
.size-visual {
  display: inline-block;
  position: relative;
  margin: 20px 0;
}
.size-rect {
  width: 120px;
  height: 480px;
  background: linear-gradient(180deg, var(--mid-green) 0%, var(--dark-green) 100%);
  border-radius: 6px;
  margin: 0 auto;
  position: relative;
  box-shadow: var(--shadow-md);
}
.size-label-w, .size-label-h {
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  color: var(--dark-green);
}
.size-label-w {
  display: block;
  font-size: 18px;
  margin-bottom: 8px;
  letter-spacing: 0.05em;
}
.size-label-h {
  position: absolute;
  left: -60px;
  top: 50%;
  transform: translateY(-50%) rotate(-90deg);
  font-size: 18px;
  white-space: nowrap;
}
.size-note {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 14px;
}
.size-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 17px;
  margin-top: 12px;
}
.size-table th {
  background: var(--dark-green);
  color: #fff;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 16px;
  padding: 12px 16px;
  text-align: left;
  letter-spacing: 0.04em;
}
.size-table td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  font-size: 17px;
  color: var(--text-mid);
}
.size-table tr:nth-child(even) td { background: var(--bg-light); }
.size-table tr:last-child td { border-bottom: none; }
.highlight-row td {
  background: var(--light-green) !important;
  font-weight: 700;
  color: var(--dark-green) !important;
}

/* ── ROOM BY ROOM ── */
.rooms-section { background: var(--bg-light); }
.rooms-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.room-card {
  background: var(--bg-white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.room-card:hover { box-shadow: var(--shadow-md); }
.room-icon-wrap {
  width: 52px;
  height: 52px;
  background: var(--light-green);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.room-icon-wrap svg { width: 26px; height: 26px; fill: var(--dark-green); }
.room-card h3 {
  font-size: 22px;
  color: var(--dark-green);
  margin-bottom: 10px;
}
.room-card p { font-size: 17px; margin: 0; }
.ideas-box {
  margin-top: 52px;
  background: var(--dark-green);
  border-radius: var(--radius-md);
  padding: 42px;
  color: #fff;
}
.ideas-box h3 { color: var(--gold-light); margin-bottom: 20px; }
.ideas-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.ideas-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 18px;
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}
.ideas-list li::before {
  content: '✦';
  color: var(--gold);
  font-size: 14px;
  margin-top: 3px;
  flex-shrink: 0;
}

/* ── LIGHTS SECTION ── */
.lights-section { background: var(--bg-dark); color: #fff; }
.lights-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.lights-content .section-label { color: var(--gold); }
.lights-content h2 { color: #fff; }
.lights-content p { color: rgba(255,255,255,0.8); }
.lights-visual {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
}
.light-panel-demo {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 20px;
}
.light-slat {
  height: 160px;
  border-radius: 4px;
  background: linear-gradient(180deg, #1e1e1e 0%, #111 100%);
  position: relative;
  overflow: hidden;
}
.light-slat::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 40px;
  background: linear-gradient(0deg, rgba(201,168,76,0.6) 0%, transparent 100%);
}
.light-slat.lit::after {
  content: '';
  position: absolute;
  bottom: 15px; left: 50%; transform: translateX(-50%);
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px 4px rgba(201,168,76,0.7);
}
.light-types {
  list-style: none;
  padding: 0;
  margin: 0;
}
.light-types li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.07);
  font-size: 17px;
  color: rgba(255,255,255,0.8);
}
.light-types li:last-child { border-bottom: none; }
.light-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 5px;
}
.dot-warm { background: #f0c04a; }
.dot-cool { background: #a0c8ff; }
.dot-rgb  { background: linear-gradient(135deg, #ff6b6b, #a855f7, #3b82f6); }

/* ── WHERE TO BUY ── */
.buy-section { background: var(--bg-white); }
.buy-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.buy-card {
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.buy-card:hover {
  border-color: var(--mid-green);
  box-shadow: var(--shadow-md);
}
.buy-card-icon {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--light-green);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
}
.buy-card-icon svg { width: 28px; height: 28px; fill: var(--dark-green); }
.buy-card h3 {
  font-size: 22px;
  color: var(--dark-green);
  margin-bottom: 10px;
}
.buy-card p { font-size: 17px; margin: 0; }
.bq-note {
  background: var(--light-green);
  border-left: 4px solid var(--mid-green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 22px 28px;
  font-size: 18px;
  color: var(--dark-green);
}
.bq-note strong { font-family: 'Rajdhani', sans-serif; font-size: 20px; }

/* ── HOW TO FIT ── */
.fit-section { background: var(--bg-light); }
.fit-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px;
  align-items: start;
}
.steps-list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: step-counter;
}
.steps-list li {
  display: flex;
  gap: 20px;
  margin-bottom: 32px;
  align-items: flex-start;
  font-size: 21px;
}
.step-num {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background: var(--dark-green);
  color: #fff;
  font-family: 'Rajdhani', sans-serif;
  font-weight: 700;
  font-size: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.step-content h4 {
  font-size: 22px;
  color: var(--dark-green);
  margin-bottom: 6px;
}
.step-content p { font-size: 18px; margin: 0; }
.tools-box {
  background: var(--bg-white);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px;
  position: sticky;
  top: 100px;
}
.tools-box h4 {
  font-size: 22px;
  color: var(--dark-green);
  margin-bottom: 16px;
  border-bottom: 2px solid var(--light-green);
  padding-bottom: 12px;
}
.tools-list {
  list-style: none;
  padding: 0;
  margin: 0 0 24px;
}
.tools-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 0;
  font-size: 17px;
  color: var(--text-mid);
  border-bottom: 1px solid var(--border);
}
.tools-list li:last-child { border-bottom: none; }
.tool-tick {
  width: 20px;
  height: 20px;
  background: var(--light-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.tool-tick::after {
  content: '✓';
  font-size: 12px;
  color: var(--dark-green);
  font-weight: 700;
}
.warning-box {
  background: #fff8e6;
  border: 1px solid #e8c84a;
  border-radius: var(--radius-sm);
  padding: 16px;
  font-size: 15px;
  color: #7a5a00;
  line-height: 1.5;
}
.warning-box strong { color: #5a3e00; }

/* ── MAINTENANCE ── */
.maintenance-section { background: var(--bg-white); }
.maintenance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.maint-card {
  background: var(--bg-light);
  border-radius: var(--radius-md);
  padding: 28px 22px;
  border-top: 4px solid var(--mid-green);
}
.maint-card h4 {
  font-size: 22px;
  color: var(--dark-green);
  margin-bottom: 12px;
}
.maint-card p { font-size: 17px; margin: 0; }

/* ── WORTH IT ── */
.worth-it-section { background: var(--dark-green); color: #fff; }
.worth-it-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.worth-it-section .section-label { color: var(--gold); }
.worth-it-section h2 { color: #fff; }
.worth-it-section p { color: rgba(255,255,255,0.82); }
.benefits-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
}
.benefits-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-size: 19px;
  color: rgba(255,255,255,0.85);
}
.benefits-list li:last-child { border-bottom: none; }
.benefit-icon {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  background: rgba(201,168,76,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}
.benefit-icon svg { width: 16px; height: 16px; fill: var(--gold); }
.stats-panel {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 36px;
}
.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.stat-row:last-child { border-bottom: none; }
.stat-row-label {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
}
.stat-row-val {
  font-family: 'Rajdhani', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: var(--gold-light);
}

/* ── FAQ ── */
.faq-section { background: var(--bg-light); }
.faq-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  align-items: start;
}
.faq-sidebar h3 { font-size: 24px; color: var(--dark-green); margin-bottom: 14px; }
.faq-sidebar p { font-size: 17px; }
.faq-list { list-style: none; padding: 0; margin: 0; }
.faq-item {
  background: var(--bg-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 22px 24px;
  font-family: 'Rajdhani', sans-serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--dark-green);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--light-green); }
.faq-chevron {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: 2px solid var(--mid-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition);
  font-size: 14px;
  color: var(--mid-green);
}
.faq-item.open .faq-chevron { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}
.faq-item.open .faq-answer { max-height: 500px; }
.faq-answer-inner {
  padding: 0 24px 22px;
  font-size: 18px;
  color: var(--text-mid);
  line-height: 1.75;
  border-top: 1px solid var(--border);
  padding-top: 18px;
}

/* ── FOOTER ── */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,0.6);
  padding: 48px 0 32px;
}
.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}
.footer-logo {
  font-family: 'Rajdhani', sans-serif;
  font-size: 24px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 12px;
}
.footer-text { font-size: 14px; line-height: 1.7; margin-bottom: 20px; }
.footer-divider { border: none; border-top: 1px solid rgba(255,255,255,0.08); margin: 24px 0; }
.footer-copy { font-size: 13px; color: rgba(255,255,255,0.35); }

/* ── DIVIDERS ── */
.section-divider {
  width: 60px;
  height: 4px;
  background: linear-gradient(90deg, var(--mid-green), var(--gold));
  border-radius: 2px;
  margin: 0 0 36px;
}
.section-divider.centered { margin: 0 auto 36px; }

/* ── BLOCKQUOTE / PULL QUOTE ── */
.pull-quote {
  border-left: 5px solid var(--mid-green);
  margin: 32px 0;
  padding: 20px 28px;
  background: var(--light-green);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 20px;
  font-style: italic;
  color: var(--dark-green);
  line-height: 1.6;
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  body { font-size: 19px; }
  .hero h1 { font-size: 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { display: none; }
  .what-are-grid { grid-template-columns: 1fr; gap: 40px; }
  .science-box { position: static; }
  .types-grid { grid-template-columns: 1fr; }
  .sizes-grid { grid-template-columns: 1fr; gap: 40px; }
  .rooms-grid { grid-template-columns: repeat(2, 1fr); }
  .lights-grid { grid-template-columns: 1fr; gap: 40px; }
  .buy-grid { grid-template-columns: repeat(2, 1fr); }
  .fit-grid { grid-template-columns: 1fr; gap: 40px; }
  .tools-box { position: static; }
  .maintenance-grid { grid-template-columns: 1fr; }
  .worth-it-grid { grid-template-columns: 1fr; gap: 40px; }
  .faq-grid { grid-template-columns: 1fr; gap: 36px; }
  .ideas-list { grid-template-columns: 1fr; }
  .intro-strip-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section-pad { padding: 52px 0; }
  .section-pad-lg { padding: 60px 0; }
  h1 { font-size: 28px; }
  h2 { font-size: 26px; }
  h3 { font-size: 24px; }
  h4 { font-size: 22px; }
  h5 { font-size: 20px; }
  h6 { font-size: 18px; }
  body { font-size: 18px; }
  p, li { font-size: 18px; }
  .hero { padding: 60px 0; }
  .hero h1 { font-size: 30px; }
  .hero-intro { font-size: 17px; }
  .hero-stats { gap: 20px; }
  .intro-strip-grid { grid-template-columns: 1fr 1fr; gap: 18px; }
  .types-grid { grid-template-columns: 1fr; }
  .rooms-grid { grid-template-columns: 1fr; }
  .buy-grid { grid-template-columns: 1fr; }
  .maintenance-grid { grid-template-columns: 1fr; }
  .light-panel-demo { grid-template-columns: repeat(3, 1fr); }
  .ideas-box { padding: 28px; }
  .ideas-list { grid-template-columns: 1fr; }
  .top-bar span { display: block; margin: 4px 0; }
  .header-inner { flex-direction: column; gap: 10px; }
  .panel-grid-visual { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 26px; }
  .intro-strip-grid { grid-template-columns: 1fr; }
  .hero-stats { flex-direction: column; gap: 14px; }
  .size-rect { height: 260px; width: 70px; }
}