.gdi-wrap *, .gdi-wrap *::before, .gdi-wrap *::after {
  box-sizing: border-box;
}
.gdi-wrap {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #1a1a1a;
  background: #f5f5f5;
  line-height: 1.7;
  font-size: 16px;
  --red:   #ed1c23;
  --black: #000000;
  --dark:  #0d0d0d;
  --mid:   #444;
  --light: #f7f7f7;
  --border:#e0e0e0;
  --white: #ffffff;
  --r:     8px;

  width: 100vw;
  position: relative;
  left: 50%;
  margin-left: -50vw;
  overflow-x: hidden;
}

.gdi-hero {
  background: linear-gradient(rgba(0,0,0,0.55), rgba(0,0,0,0.55)), url('https://farnsworthgarage.com/wp-content/uploads/2026/04/arizonahouse-garagedoorinstallationoptionshero-scaled.png') center bottom / cover no-repeat;
  padding: 72px 48px 64px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  min-height: 560px;
}
.gdi-hero::before {
  content: '';
}
.gdi-hero-inner {
  max-width: 760px;
  position: relative;
  z-index: 1;
  text-align: center;
  margin: 0 auto;
}
.gdi-kicker {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 16px;
}
.gdi-hero h1 {
  font-size: clamp(28px, 4.5vw, 56px);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.gdi-hero h1 em {
  font-style: normal;
  color: var(--red);
}
.gdi-hero p {
  font-size: 18px;
  color: #aaa;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 36px;
  line-height: 1.7;
}
.gdi-hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: center;
}
.gdi-btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 4px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}
.gdi-btn-primary {
  background: var(--red);
  color: #fff;
}
.gdi-btn-primary:hover {
  background: #c0151b;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(237,28,35,0.35);
  color: #fff;
}
.gdi-btn-ghost {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.3);
}
.gdi-btn-ghost:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.07);
  color: #fff;
}
@media (max-width: 600px) {
  .gdi-hero { padding: 48px 24px 40px; }
}

.gdi-content {
  max-width: 960px;
  margin: 0 auto;
  background: #f5f5f5;
  padding: 0 24px;
}

.gdi-answer {
  background: #ffffff;
  border-left: 5px solid var(--red);
  border-radius: 0 var(--r) var(--r) 0;
  padding: 22px 28px;
  margin: 40px 0 48px;
  font-size: 1.05rem;
  color: #1a1a1a;
  line-height: 1.7;
}
.gdi-answer strong.gdi-answer-label {
  display: block;
  color: var(--red);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  margin-bottom: 10px;
}

.gdi-overview {
  background: #fff;
  border-radius: 12px;
  border: 1px solid var(--border);
  overflow: hidden;
  margin-top: 48px;
  margin-bottom: 40px;
}
.gdi-overview-header {
  background: var(--dark);
  padding: 28px 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.gdi-overview-header strong {
  color: var(--red);
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
}
.gdi-overview-header span {
  color: rgba(255,255,255,0.75);
  font-size: 14px;
  line-height: 1.65;
  max-width: 780px;
}
.gdi-overview-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
}
.gdi-overview-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  transition: background 0.15s;
}
.gdi-overview-item:hover { background: #fafafa; }
.gdi-overview-item:nth-child(3n) { border-right: none; }
.gdi-overview-num {
  font-size: 11px;
  font-weight: 800;
  color: var(--red);
  letter-spacing: 1px;
  flex-shrink: 0;
  padding-top: 2px;
}
.gdi-overview-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--black);
  margin-bottom: 2px;
}
.gdi-overview-desc {
  font-size: 11px;
  color: #888;
  line-height: 1.4;
}
@media (max-width: 640px) {
  .gdi-overview-grid { grid-template-columns: repeat(2, 1fr); }
  .gdi-overview-item:nth-child(3n) { border-right: 1px solid var(--border); }
  .gdi-overview-item:nth-child(2n) { border-right: none; }
}

.gdi-roi-section {
  background: #fff;
  border-radius: 14px;
  border: 1px solid var(--border);
  overflow: hidden;
  margin: 0 0 48px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.07);
}
.gdi-roi-top {
  border-bottom: 1px solid var(--border);
  padding: 32px 40px 28px;
}
.gdi-roi-eyebrow {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2.5px;
  color: var(--red);
  margin-bottom: 8px;
}
.gdi-roi-headline {
  font-size: clamp(18px, 2.8vw, 26px);
  font-weight: 800;
  color: var(--black);
  line-height: 1.25;
  margin: 0;
}
.gdi-roi-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-bottom: 1px solid var(--border);
}
.gdi-roi-stat {
  padding: 32px 28px;
  border-right: 1px solid var(--border);
  text-align: center;
}
.gdi-roi-stat:last-child { border-right: none; }
.gdi-roi-number {
  font-size: clamp(44px, 6vw, 64px);
  font-weight: 900;
  color: var(--red);
  line-height: 1;
  letter-spacing: -2px;
}
.gdi-roi-number sup {
  font-size: 0.45em;
  vertical-align: super;
  letter-spacing: 0;
}
.gdi-roi-number sub {
  font-size: 0.32em;
  vertical-align: baseline;
  letter-spacing: 0;
  font-weight: 700;
}
.gdi-roi-stat-label {
  font-size: 12px;
  font-weight: 700;
  color: #555;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 10px;
  line-height: 1.4;
}
.gdi-roi-stat-note {
  font-size: 11px;
  color: #999;
  margin-top: 4px;
}
.gdi-roi-body {
  padding: 32px 40px;
}
.gdi-roi-body p {
  font-size: 15px;
  color: #444;
  line-height: 1.75;
  margin: 0 0 14px;
}
.gdi-roi-body p:last-of-type { margin-bottom: 0; }
.gdi-roi-body strong { color: var(--black); }
.gdi-roi-sources {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 11.5px;
  color: #aaa;
  border-top: 1px solid var(--border);
  padding: 18px 40px;
  background: #fafafa;
}
.gdi-roi-sources a {
  color: #777;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.gdi-roi-sources a:hover { color: var(--red); }
@media (max-width: 680px) {
  .gdi-roi-top { padding: 24px 20px 20px; }
  .gdi-roi-stats { grid-template-columns: repeat(3, 1fr); }
  .gdi-roi-stat { padding: 20px 12px; }
  .gdi-roi-body { padding: 24px 20px; }
  .gdi-roi-sources { padding: 16px 20px; }
  .gdi-roi-number { font-size: 36px; }
}
@media (max-width: 420px) {
  .gdi-roi-stats { grid-template-columns: 1fr; }
  .gdi-roi-stat { border-right: none; border-bottom: 1px solid var(--border); }
  .gdi-roi-stat:last-child { border-bottom: none; }
}

.gdi-section {
  padding: 56px 0;
  border-bottom: 1px solid #efefef;
}
.gdi-section:last-of-type { border-bottom: none; }

.gdi-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 10px;
  display: block;
}
.gdi-section h2 {
  font-size: clamp(20px, 3.5vw, 30px);
  font-weight: 800;
  color: #000;
  margin: 0 0 10px;
  line-height: 1.2;
  letter-spacing: -0.3px;
}
.gdi-section-intro {
  font-size: 17px;
  color: #555;
  margin-bottom: 36px;
  max-width: 780px;
  line-height: 1.7;
}
.gdi-section h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--red);
  margin: 32px 0 10px;
}

.gdi-signal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.gdi-signal-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px 22px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.gdi-signal-num {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--red);
  color: #fff;
  font-weight: 800;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.gdi-signal-card strong {
  display: block;
  font-size: 0.95rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 4px;
}
.gdi-signal-card p {
  font-size: 0.87rem;
  color: #555;
  margin: 0;
  line-height: 1.5;
}

.gdi-style-section {
  padding: 56px 0;
  border-bottom: 1px solid #efefef;
}
.gdi-style-section-header {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px 36px;
}
.gdi-style-grid {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.gdi-style-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  overflow: hidden;
  border-top: 1px solid var(--border);
  transition: box-shadow 0.2s ease;
  min-height: 420px;
}
.gdi-style-card:last-child {
  border-bottom: 1px solid var(--border);
}
.gdi-style-card.gdi-style-flip {
  direction: rtl;
}
.gdi-style-card.gdi-style-flip > * {
  direction: ltr;
}

.gdi-style-img {
  background: #e4e4e4;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  position: relative;
  overflow: hidden;
}
.gdi-style-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    45deg,
    transparent,
    transparent 18px,
    rgba(0,0,0,0.03) 18px,
    rgba(0,0,0,0.03) 19px
  );
}
.gdi-style-img svg {
  opacity: 0.22;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.gdi-style-card-body {
  background: #fff;
  padding: 48px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.gdi-style-card-top {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}
.gdi-style-badge {
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--red);
  color: #fff;
  padding: 4px 10px;
  border-radius: 3px;
}
.gdi-style-pop {
  font-size: 11px;
  font-weight: 700;
  color: #bbb;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.gdi-style-card-body h3 {
  margin: 0 0 16px;
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  font-weight: 900;
  color: #000;
  line-height: 1.1;
  letter-spacing: -0.5px;
}
.gdi-style-card-body p {
  font-size: 1rem;
  color: #555;
  margin: 0 0 24px;
  line-height: 1.75;
  max-width: 520px;
}
.gdi-style-card-meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid #efefef;
}
.gdi-style-meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  align-items: center;
}
.gdi-style-meta-row span:first-child { color: #999; }
.gdi-style-meta-row span:last-child { font-weight: 700; color: #000; }

@media (max-width: 700px) {
  .gdi-style-card,
  .gdi-style-card.gdi-style-flip {
    grid-template-columns: 1fr;
    grid-template-rows: 260px auto;
    direction: ltr;
    min-height: unset;
  }
  .gdi-style-card-body {
    padding: 28px 24px;
  }
  .gdi-style-card-body p {
    max-width: 100%;
  }
}

.gdi-table-scroll {
  overflow-x: auto;
  margin-top: 28px;
  border-radius: var(--r);
  border: 1px solid var(--border);
}
.gdi-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 580px;
}
.gdi-table thead tr th {
  background: #000;
  color: #fff;
  padding: 13px 16px;
  text-align: left;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.gdi-table thead tr th:first-child {
  background: var(--red);
}
.gdi-table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid #f0f0f0;
  color: #1a1a1a;
  vertical-align: top;
  line-height: 1.5;
}
.gdi-table tbody tr:last-child td { border-bottom: none; }
.gdi-table tbody tr:nth-child(even) td { background: #fafafa; }
.gdi-table tbody tr:hover td { background: #fff4f4; }
.gdi-check  { display: inline-block; padding: 2px 8px; border-radius: 3px; font-size: 0.78rem; font-weight: 700; background: #e6f4ea; color: #1e6b2e; }
.gdi-good   { display: inline-block; padding: 2px 8px; border-radius: 3px; font-size: 0.78rem; font-weight: 700; background: #fff4e0; color: #8a5000; }
.gdi-no     { display: inline-block; padding: 2px 8px; border-radius: 3px; font-size: 0.78rem; font-weight: 700; background: #f2f2f2; color: #888; }

.gdi-mat-cards { display: none; }
.gdi-table-scroll { display: block; }

@media (max-width: 680px) {
  .gdi-table-scroll { display: none; }
  .gdi-mat-cards { display: flex; flex-direction: column; gap: 14px; margin-top: 28px; }
  .gdi-mat-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--r);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
  }
  .gdi-mat-card-header {
    background: #000;
    color: #fff;
    font-size: 1rem;
    font-weight: 800;
    padding: 14px 16px;
  }
  .gdi-mat-card-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 11px 16px;
    border-bottom: 1px solid #f2f2f2;
    gap: 10px;
  }
  .gdi-mat-card-row:last-child { border-bottom: none; }
  .gdi-mat-card-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: #aaa;
    flex-shrink: 0;
    width: 88px;
  }
  .gdi-mat-card-val { font-size: 0.88rem; text-align: right; }
}

.gdi-rcomp {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 32px 0;
}
.gdi-rcomp-card {
  border-radius: 12px;
  overflow: hidden;
  border: 2px solid var(--border);
  background: #fff;
  position: relative;
  display: flex;
  flex-direction: column;
}
.gdi-rcomp-card--best {
  border-color: var(--red);
  box-shadow: 0 6px 28px rgba(237,28,35,0.18);
}

.gdi-rcomp-visual {
  position: relative;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.gdi-rcomp-ext {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 50%;
  background: linear-gradient(160deg, #ff2200 0%, #ff6600 100%);
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding-left: 14px;
}
.gdi-rcomp-ext-label {
  font-size: 9px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255,255,255,0.9);
}

.gdi-rcomp-door {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  height: 100%;
  box-shadow: 6px 0 20px rgba(0,0,0,0.35), -6px 0 20px rgba(0,0,0,0.35);
}
.gdi-rcomp-door--single { width: 36px; }
.gdi-rcomp-door--double { width: 80px; }
.gdi-rcomp-door--triple { width: 120px; }
.gdi-rl { display: flex; flex-direction: column; }
.gdi-rl--steel { flex: 0 0 8px; background: linear-gradient(180deg, #8fa8c0 0%, #5c7a96 100%); }
.gdi-rl--polyboard { flex: 1; background: repeating-linear-gradient(45deg,#f5c842,#f5c842 5px,#e0a800 5px,#e0a800 10px); }
.gdi-rl--polyurethane { flex: 1; background: linear-gradient(180deg,#4a8be8,#1e4fa8); }

.gdi-rcomp-int {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 50%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  padding-right: 14px;
  text-align: right;
}
.gdi-rcomp-int--critical { background: linear-gradient(160deg,#cc1100 0%,#ff3300 100%); }
.gdi-rcomp-int--warm     { background: linear-gradient(160deg,#e07000 0%,#ffaa00 100%); }
.gdi-rcomp-int--cool     { background: linear-gradient(160deg,#1a8a40 0%,#2fbe60 100%); }

.gdi-therm-icon {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 10px;
}
.gdi-therm-tube {
  width: 12px;
  height: 64px;
  background: rgba(255,255,255,0.18);
  border-radius: 6px 6px 0 0;
  border: 2px solid rgba(255,255,255,0.45);
  border-bottom: none;
  position: relative;
  overflow: hidden;
}
.gdi-therm-mercury {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255,255,255,0.92);
  border-radius: 3px 3px 0 0;
}
.gdi-therm-mercury--full { height: 100%; }
.gdi-therm-mercury--mid  { height: 52%; }
.gdi-therm-mercury--low  { height: 18%; }
.gdi-therm-bulb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255,255,255,0.92);
  border: 2px solid rgba(255,255,255,0.45);
  margin-top: -3px;
}
.gdi-rcomp-layers-label {
  background: #f4f4f4;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: #777;
  text-align: center;
  padding: 6px 10px;
}

.gdi-rcomp-info { padding: 18px 16px; flex: 1; display: flex; flex-direction: column; }
.gdi-rcomp-rval {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 800;
  margin-bottom: 8px;
  align-self: flex-start;
}
.gdi-rcomp-rval--none { background: #fde8e8; color: #cc1100; }
.gdi-rcomp-rval--mid  { background: #fff3cc; color: #a06000; }
.gdi-rcomp-rval--best { background: #d4f0e0; color: #1a7a40; }
.gdi-rcomp-type { font-size: 15px; font-weight: 800; color: var(--black); margin-bottom: 6px; }
.gdi-rcomp-desc { font-size: 13px; color: #555; line-height: 1.55; margin-bottom: 14px; flex: 1; }
.gdi-rcomp-saving {
  border-radius: 7px;
  padding: 10px 12px;
  font-size: 12px;
}
.gdi-rcomp-saving--none { background: #ffeaea; }
.gdi-rcomp-saving--mid  { background: #fff8e0; }
.gdi-rcomp-saving--best { background: #e4f8ec; }
.gdi-rcomp-saving span { display: block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: #999; margin-bottom: 2px; }
.gdi-rcomp-saving strong { font-size: 14px; color: var(--black); }

.gdi-thermo { margin: 36px 0; }
.gdi-thermo-title {
  text-align: center;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #888;
  margin-bottom: 14px;
}
.gdi-thermo-gauge {
  display: flex;
  border-radius: 10px;
  overflow: hidden;
  height: auto;
}
.gdi-thermo-zone {
  flex: 1;
  padding: 20px 14px;
  text-align: center;
}
.gdi-thermo-zone--critical { background: linear-gradient(160deg,#cc1100,#ff3300); }
.gdi-thermo-zone--warm     { background: linear-gradient(160deg,#d06000,#ff9900); }
.gdi-thermo-zone--cool     { background: linear-gradient(160deg,#167a38,#24b557); }
.gdi-thermo-zone-temp {
  font-size: 18px;
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.gdi-thermo-zone-type {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  margin: 6px 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.gdi-thermo-zone-note {
  font-size: 11px;
  color: rgba(255,255,255,0.75);
  line-height: 1.4;
}

.gdi-rcomp-cta {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background: #f0faf4;
  border-left: 4px solid #22aa55;
  border-radius: 0 8px 8px 0;
  padding: 22px 24px;
  margin: 32px 0;
}
.gdi-rcomp-cta-icon {
  font-size: 36px;
  font-weight: 900;
  color: #22aa55;
  line-height: 1;
  flex-shrink: 0;
}
.gdi-rcomp-cta strong { display: block; font-size: 16px; color: var(--black); margin-bottom: 6px; }
.gdi-rcomp-cta p { font-size: 14px; color: #555; margin: 0; line-height: 1.6; }

@media (max-width: 720px) {
  .gdi-rcomp { grid-template-columns: 1fr; }
  .gdi-thermo-gauge { flex-direction: column; }
  .gdi-thermo-zone { border-radius: 0; }
  .gdi-rcomp-cta { flex-direction: column; gap: 12px; }
}

.gdi-window-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.gdi-window-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px 18px;
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.gdi-window-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 32px rgba(0,0,0,0.08);
}
.gdi-window-card strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 4px;
}
.gdi-window-card p {
  font-size: 0.82rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}
.gdi-window-tag {
  display: inline-block;
  margin-top: 10px;
  font-size: 11px;
  font-weight: 700;
  color: var(--red);
  background: #fff4f4;
  border: 1px solid #ffd0d0;
  border-radius: 3px;
  padding: 2px 8px;
}

.gdi-brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 28px;
}
.gdi-brand-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r);
  overflow: hidden;
}
.gdi-brand-header {
  background: #000;
  padding: 16px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.gdi-brand-header h3.gdi-brand-name {
  font-size: 1.1rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.3px;
  margin: 0;
  padding: 0;
  line-height: 1.25;
}
.gdi-brand-badge {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--red);
  border: 1px solid rgba(237,28,35,0.4);
  border-radius: 3px;
  padding: 3px 8px;
}
.gdi-brand-body {
  padding: 22px;
}
.gdi-brand-body p {
  font-size: 0.9rem;
  color: #444;
  line-height: 1.65;
  margin-bottom: 16px;
}
.gdi-brand-specs {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid #efefef;
  padding-top: 14px;
}
.gdi-brand-specs li {
  padding: 7px 0;
  font-size: 0.85rem;
  color: #333;
  border-bottom: 1px solid #f5f5f5;
  display: flex;
  align-items: center;
  gap: 10px;
}
.gdi-brand-specs li:last-child { border-bottom: none; }
.gdi-brand-specs li::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--red);
  flex-shrink: 0;
}

.gdi-brand-card { display: flex; flex-direction: column; transition: box-shadow 0.2s ease, border-color 0.2s ease; }
.gdi-brand-card:hover { border-color: rgba(237,28,35,0.35); box-shadow: 0 8px 28px rgba(0,0,0,0.08); }
.gdi-brand-body { display: flex; flex-direction: column; flex: 1; }
.gdi-brand-specs { flex: 1; }
a.gdi-brand-header { text-decoration: none; }
a.gdi-brand-header:hover .gdi-brand-name { color: #fff; }
.gdi-brand-go {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 18px;
  padding: 13px 18px;
  border-radius: 6px;
  background: var(--red);
  color: #fff !important;
  font-weight: 800;
  font-size: 0.88rem;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.2s ease;
}
.gdi-brand-go:hover { background: #c0151b; color: #fff !important; transform: translateY(-2px); }
.gdi-brand-go span:last-child { font-size: 1.05rem; line-height: 1; }
.gdi-brand-go--quote { background: #1a1a1a; }
.gdi-brand-go--quote:hover { background: #333; }
.gdi-brand-count {
  display: block;
  font-size: 11.5px;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--red);
  margin-top: 14px;
}

.gdi-why { background: #fff; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 60px 24px; margin: 0; }
.gdi-why-inner { max-width: 960px; margin: 0 auto; }
.gdi-why h2 {
  font-size: clamp(20px, 3.5vw, 30px);
  font-weight: 800; color: #000; margin: 0 0 14px; line-height: 1.2; letter-spacing: -0.3px;
}
.gdi-why-lead { font-size: 17px; color: #444; line-height: 1.75; max-width: 800px; margin: 0 0 34px; }
.gdi-why-lead strong { color: #000; }
.gdi-why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gdi-why-card {
  background: #fafafa; border: 1px solid var(--border); border-radius: 10px;
  padding: 24px 22px; transition: all 0.22s ease;
}
.gdi-why-card:hover { background: #fff; border-color: rgba(237,28,35,0.35); transform: translateY(-2px); box-shadow: 0 10px 28px rgba(0,0,0,0.07); }
.gdi-why-card h3 { font-size: 1rem !important; font-weight: 800; color: #000 !important; margin: 0 0 8px !important; }
.gdi-why-card p { font-size: 0.88rem; color: #555; line-height: 1.65; margin: 0; }
.gdi-why-cta {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px;
  margin-top: 28px; padding: 22px 26px;
  background: #fff4f4; border: 1px solid #ffd9d9; border-left: 5px solid var(--red); border-radius: 0 10px 10px 0;
}
.gdi-why-cta p { margin: 0; font-size: 15px; color: #333; line-height: 1.6; max-width: 560px; }
.gdi-why-cta strong { color: #000; }
.gdi-why-cta a {
  flex-shrink: 0; background: var(--red); color: #fff; font-weight: 800; font-size: 0.92rem;
  padding: 13px 26px; border-radius: 4px; text-decoration: none; transition: all 0.2s ease;
}
.gdi-why-cta a:hover { background: #c0151b; color: #fff; transform: translateY(-2px); }

.gdi-reviews { margin-top: 48px; padding-top: 40px; border-top: 1px solid var(--border); text-align: center; }
.gdi-reviews h3 { font-size: 1.3rem !important; font-weight: 800; color: #000 !important; margin: 0 0 8px !important; }
.gdi-reviews p { font-size: 0.93rem; color: #666; margin: 0 auto; max-width: 620px; line-height: 1.65; }

.gdi-trustindex { margin-top: 26px; text-align: left; }
@media (max-width: 900px) { .gdi-why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) {
  .gdi-why { padding: 40px 20px; }
  .gdi-why-grid { grid-template-columns: 1fr; }
  .gdi-why-cta { flex-direction: column; align-items: flex-start; }
}

.gdi-book {
  background: #fff;
  border: 1px solid var(--border);
  border-top: 4px solid var(--red);
  border-radius: 12px;
  margin: 8px 0 48px;
  overflow: hidden;
  box-shadow: 0 6px 28px rgba(0,0,0,0.07);
}
.gdi-book-head { padding: 30px 32px 22px; border-bottom: 1px solid var(--border); }
.gdi-book-head h2 {
  font-size: clamp(19px, 2.8vw, 26px) !important;
  font-weight: 800;
  color: #000;
  margin: 0 0 8px !important;
  line-height: 1.25;
}
.gdi-book-head p { font-size: 15px; color: #555; margin: 0; line-height: 1.7; max-width: 640px; }
.gdi-book-points {
  display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 16px;
  list-style: none; padding: 0;
}
.gdi-book-points li {
  font-size: 13px; font-weight: 600; color: #444;
  display: flex; align-items: center; gap: 7px;
}
.gdi-book-points li::before { content: "\2713"; color: var(--red); font-weight: 900; }
.gdi-book-embed { padding: 18px 24px 24px; min-height: 120px; }
.gdi-book-embed iframe { width: 100% !important; border: 0; }
.gdi-book-fallback {
  padding: 0 32px 26px;
  font-size: 13.5px; color: #666;
}
.gdi-book-fallback a { color: var(--red); font-weight: 700; text-decoration: none; }
.gdi-book-fallback a:hover { text-decoration: underline; }
@media (max-width: 600px) {
  .gdi-book-head { padding: 22px 20px 18px; }
  .gdi-book-embed { padding: 14px 12px 18px; }
  .gdi-book-fallback { padding: 0 20px 22px; }
}

.gdi-next { background: #fff; border-top: 1px solid var(--border); padding: 56px 24px; }
.gdi-next-inner { max-width: 960px; margin: 0 auto; }
.gdi-next-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 28px; }
.gdi-next-card {
  display: block;
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 22px 20px;
  text-decoration: none;
  transition: all 0.2s ease;
}
.gdi-next-card:hover { background: #fff; border-color: var(--red); transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,0.08); }
.gdi-next-step { font-size: 10.5px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--red); display: block; margin-bottom: 8px; }
.gdi-next-card strong { display: block; font-size: 1rem; font-weight: 800; color: #000; margin-bottom: 6px; }
.gdi-next-card p { font-size: 0.85rem; color: #666; margin: 0; line-height: 1.55; }
.gdi-next-card em { display: inline-block; margin-top: 12px; font-style: normal; font-size: 0.83rem; font-weight: 800; color: var(--red); }
@media (max-width: 900px) { .gdi-next-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .gdi-next-grid { grid-template-columns: 1fr; } }

.gdi-color-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0;
}
.gdi-color-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  display: flex;
  flex-direction: column;
}
.gdi-color-swatch {
  height: 80px;
  width: 100%;
}
.gdi-color-info {
  padding: 14px 16px;
  flex: 1;
}
.gdi-color-rank {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--red);
  margin-bottom: 4px;
}
.gdi-color-info strong {
  display: block;
  font-size: 16px;
  color: var(--black);
  margin-bottom: 6px;
}
.gdi-color-info p {
  font-size: 13px;
  color: #555;
  line-height: 1.5;
  margin: 0;
}
@media (max-width: 600px) {
  .gdi-color-grid { grid-template-columns: repeat(2, 1fr); }
}

.gdi-spectrum-wrap {
  margin-top: 40px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.gdi-spectrum-header {
  background: var(--dark);
  padding: 28px 32px 24px;
  text-align: center;
}
.gdi-spectrum-header h3 {
  color: #fff;
  margin: 0 0 8px;
  font-size: 22px;
}
.gdi-spectrum-header p {
  color: rgba(255,255,255,0.7);
  margin: 0;
  font-size: 14px;
}
.gdi-spectrum-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
}
.gdi-sc {
  aspect-ratio: 1;
  transition: transform 0.15s ease, z-index 0s;
  cursor: default;
}
.gdi-sc:hover {
  transform: scale(1.15);
  z-index: 2;
  position: relative;
}
.gdi-spectrum-cta {
  background: #f8f8f8;
  padding: 18px 24px;
  text-align: center;
  font-size: 14px;
  color: #444;
  border-top: 1px solid var(--border);
}
@media (max-width: 600px) {
  .gdi-spectrum-grid { grid-template-columns: repeat(6, 1fr); }
  .gdi-spectrum-header { padding: 20px; }
}

.gdi-process {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 28px;
  counter-reset: step-counter;
}
.gdi-process-step {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid #efefef;
  align-items: flex-start;
}
.gdi-process-step:last-child { border-bottom: none; }
.gdi-step-num {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--black);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
  flex-shrink: 0;
  border: 3px solid transparent;
  transition: border-color 0.2s;
}
.gdi-process-step:hover .gdi-step-num {
  border-color: var(--red);
}
.gdi-step-content strong {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  color: #000;
  margin-bottom: 6px;
}
.gdi-step-content p {
  font-size: 0.92rem;
  color: #555;
  margin: 0;
  line-height: 1.65;
}
@media (max-width: 480px) {
  .gdi-process-step { grid-template-columns: 44px 1fr; gap: 14px; }
  .gdi-step-num { width: 40px; height: 40px; font-size: 1rem; }
}

.gdi-opener-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.gdi-opener-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px 20px;
  text-align: center;
}
.gdi-opener-hp {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--red);
  line-height: 1;
  margin-bottom: 4px;
}
.gdi-opener-hp-label {
  font-size: 12px;
  font-weight: 700;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 14px;
}
.gdi-opener-card strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: #000;
  margin-bottom: 6px;
}
.gdi-opener-card p {
  font-size: 0.83rem;
  color: #666;
  margin: 0;
  line-height: 1.5;
}
.gdi-opener-rec {
  display: inline-block;
  margin-top: 12px;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 3px;
}
.gdi-opener-rec-yes { background: #e6f4ea; color: #1e6b2e; }
.gdi-opener-card--flag {
  border-color: var(--red);
  border-width: 2px;
  background: #fff8f8;
  position: relative;
}
.gdi-opener-card--flag::before {
  content: '\26A0  Heads Up';
  display: block;
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: #fff;
  background: var(--red);
  padding: 4px 10px;
  margin: -20px -20px 16px;
  text-align: center;
}
.gdi-opener-card--flag .gdi-opener-hp { color: var(--red); }
.gdi-opener-rec-flag { background: #fde8e8; color: #b91c1c; }

.gdi-warranty-table-scroll {
  overflow-x: auto;
  margin-top: 28px;
  border-radius: var(--r);
  border: 1px solid var(--border);
}
.gdi-warranty-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  min-width: 500px;
}
.gdi-warranty-table th {
  background: #000;
  color: #fff;
  padding: 13px 18px;
  text-align: left;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.gdi-warranty-table th:first-child { background: var(--red); }
.gdi-warranty-table td {
  padding: 12px 18px;
  border-bottom: 1px solid #f0f0f0;
  color: #1a1a1a;
}
.gdi-warranty-table tr:last-child td { border-bottom: none; }
.gdi-warranty-table tr:nth-child(even) td { background: #fafafa; }

@media (max-width: 680px) {
  .gdi-warranty-table-scroll { overflow-x: visible; border: none; border-radius: 0; }
  .gdi-warranty-table { min-width: 0; }
  .gdi-warranty-table thead { display: none; }
  .gdi-warranty-table,
  .gdi-warranty-table tbody,
  .gdi-warranty-table tr,
  .gdi-warranty-table td { display: block; width: 100%; }
  .gdi-warranty-table tr {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--r);
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    margin-bottom: 14px;
  }
  .gdi-warranty-table tr:nth-child(even) td { background: transparent; }
  .gdi-warranty-table td:not([data-label])::before { content: none; }
  .gdi-warranty-table td:first-child {
    background: #000;
    color: #fff;
    font-size: 1rem;
    font-weight: 800;
    padding: 14px 16px;
    text-align: left;
    border-bottom: none;
  }
  .gdi-warranty-table td[data-label] {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    padding: 11px 16px;
    border-bottom: 1px solid #f2f2f2;
    text-align: right;
  }
  .gdi-warranty-table td[data-label]:last-child { border-bottom: none; }
  .gdi-warranty-table td[data-label]::before {
    content: attr(data-label);
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: #aaa;
    flex-shrink: 0;
    width: 92px;
    text-align: left;
  }
  .gdi-warranty-farnsworth td[colspan] { padding: 13px 16px; text-align: center; }

  .gdi-warranty-table .gdi-warranty-farnsworth td:first-child { color: #fff; }
}
.gdi-warranty-farnsworth td { font-weight: 600; }
.gdi-warranty-farnsworth td:first-child { color: var(--red); }

.gdi-area-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.gdi-area-pill {
  padding: 8px 16px;
  border: 1px solid var(--border);
  border-radius: 24px;
  font-size: 0.87rem;
  font-weight: 600;
  color: #333;
  background: #fff;
  display: flex;
  align-items: center;
  gap: 7px;
  transition: border-color 0.15s, color 0.15s;
}
.gdi-area-pill:hover {
  border-color: var(--red);
  color: var(--red);
}
a.gdi-area-pill {
  text-decoration: none;
  cursor: pointer;
}
a.gdi-area-pill:hover {
  background: #fff5f5;
  border-color: var(--red);
  color: var(--red);
}
.gdi-area-hq {
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: var(--red);
  color: #fff;
  padding: 2px 5px;
  border-radius: 3px;
  margin-left: 2px;
}
.gdi-area-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--red);
  flex-shrink: 0;
}

.gdi-faq-list {
  margin-top: 28px;
}
.gdi-faq-item {
  border: 1px solid var(--border);
  border-radius: var(--r);
  margin-bottom: 10px;
  overflow: hidden;
}
.gdi-faq-q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #f0f0f0;
  color: #1a1a1a;
  padding: 16px 22px;
  cursor: pointer;
  font-size: 0.97rem;
  font-weight: 700;
  gap: 16px;
  transition: background 0.15s;
  border: none;
  width: 100%;
  text-align: left;
}
.gdi-faq-q:hover { background: #e6e6e6; }
.gdi-faq-chevron {
  color: var(--red);
  font-size: 1.2rem;
  font-weight: 400;
  flex-shrink: 0;
  transition: transform 0.25s ease;
}
.gdi-faq-item.gdi-open .gdi-faq-chevron {
  transform: rotate(45deg);
}
.gdi-faq-a {
  background: #fff;
  padding: 0 22px;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.25s ease;
}
.gdi-faq-item.gdi-open .gdi-faq-a {
  padding: 20px 22px;
}
.gdi-faq-a p { font-size: 0.93rem; color: #333; margin: 0 0 12px; line-height: 1.7; }
.gdi-faq-a p:last-child { margin-bottom: 0; }
.gdi-faq-a ul { margin: 8px 0 12px 18px; }
.gdi-faq-a ul li { font-size: 0.9rem; color: #444; line-height: 1.6; margin-bottom: 4px; }

.gdi-callout {
  background: #fff4f4;
  border-left: 5px solid var(--red);
  border-radius: 0 var(--r) var(--r) 0;
  padding: 18px 22px;
  margin: 24px 0;
  font-size: 0.93rem;
  color: #1a1a1a;
  line-height: 1.65;
}
.gdi-callout strong { color: var(--red); }

.gdi-callout-dark {
  background: #0d0d0d;
  border-radius: var(--r);
  padding: 24px 28px;
  margin: 28px 0;
  color: #fff;
  font-size: 0.93rem;
  line-height: 1.65;
}
.gdi-callout-dark strong { color: var(--red); }

.gdi-included-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.gdi-included-list li {
  padding: 13px 16px 13px 52px;
  position: relative;
  border-bottom: 1px solid #efefef;
  font-size: 0.95rem;
  color: #1a1a1a;
  line-height: 1.5;
}
.gdi-included-list li:last-child { border-bottom: none; }
.gdi-included-list li::before {
  content: "›";
  position: absolute;
  left: 18px;
  color: var(--red);
  font-weight: 900;
  font-size: 1.2rem;
  line-height: 1.3;
}

.gdi-cta-section {
  background: linear-gradient(135deg, #000 0%, #1a0000 100%);
  padding: 72px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.gdi-cta-section::before {
  content: 'INSTALL';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 180px;
  font-weight: 900;
  color: rgba(255,255,255,0.02);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.gdi-cta-inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}
.gdi-cta-section h2 {
  font-size: clamp(22px, 4vw, 36px);
  font-weight: 900;
  color: #fff;
  margin-bottom: 14px;
  line-height: 1.2;
}
.gdi-cta-section p {
  font-size: 17px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
  line-height: 1.7;
}
.gdi-cta-btns {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.gdi-cta-phone {
  font-size: 1.2rem;
  font-weight: 900;
  color: #fff;
  text-decoration: none;
  background: var(--red);
  padding: 16px 32px;
  border-radius: 4px;
  transition: all 0.2s ease;
  display: inline-block;
}
.gdi-cta-phone:hover {
  background: #c0151b;
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(237,28,35,0.4);
  color: #fff;
}
.gdi-cta-link {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  border: 2px solid rgba(255,255,255,0.3);
  padding: 16px 28px;
  border-radius: 4px;
  transition: all 0.2s ease;
  display: inline-block;
}
.gdi-cta-link:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.07);
  color: #fff;
}
.gdi-cta-note {
  margin-top: 20px;
  font-size: 13px;
  color: rgba(255,255,255,0.45);
}

.gdi-footnote {
  font-size: 0.8rem;
  color: #888;
  margin-top: 10px;
  line-height: 1.5;
}
@media (max-width: 600px) {
.gdi-section { padding: 40px 0; }
}