/* ═══════════════════════════════════════════════════════
   GLOBAL STYLESHEET — ShingleCalc
   Black & White · Modern · Professional · Center-Aligned
   ═══════════════════════════════════════════════════════ */

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

/* ── Base ── */
html {
  scroll-behavior: smooth;
}
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #000;
  color: #e0e0e0;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-align: center; /* Core center alignment */
}
img {
  max-width: 100%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
ul, ol {
  list-style: none;
}

/* ── Container ── */
.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
  width: 100%;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: .85rem 2rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  transition: all .25s ease;
  border: 2px solid transparent;
  letter-spacing: .02em;
  text-align: center;
}
.btn-primary {
  background: #fff;
  color: #000;
  border-color: #fff;
  width: 100%;
  text-align: center;
}
.btn-primary:hover {
  background: transparent;
  color: #fff;
}
.btn-outline {
  background: transparent;
  color: #fff;
  border-color: #fff;
}
.btn-outline:hover {
  background: #fff;
  color: #000;
}

/* ══════════════ NAVBAR ══════════════ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0,0,0,.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid #1a1a1a;
  padding: 0 1.5rem;
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 1rem 0;
  position: relative;
}
.logo {
  font-weight: 800;
  font-size: 1.35rem;
  color: #fff;
  letter-spacing: -.02em;
  display: inline-flex;
  align-items: center;
}
.logo span {
  color: #888;
}
.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
.nav-links a {
  font-size: .9rem;
  font-weight: 500;
  color: #999;
  transition: color .2s;
  position: relative;
  padding: .25rem 0;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: #fff;
  transition: width .25s ease;
}
.nav-links a:hover,
.nav-links a.active {
  color: #fff;
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.6rem;
  cursor: pointer;
}

/* ══════════════ HERO ══════════════ */
.hero {
  padding: 5rem 2rem 3rem;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, #111 0%, #000 70%);
  border-bottom: 1px solid #1a1a1a;
}
.hero-inner {
  max-width: 860px;
  margin: 0 auto;
}
.hero-tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: #888;
  border: 1px solid #333;
  border-radius: 999px;
  padding: .35rem 1rem;
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.25;
  color: #fff;
  margin-bottom: 1.25rem;
  max-width: 820px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.hero .highlight {
  color: #aaa;
}
.hero-sub {
  max-width: 680px;
  margin: 0 auto;
  font-size: 1.05rem;
  color: #888;
  line-height: 1.7;
  text-align: center;
}

/* ══════════════ PAGE HERO (inner pages) ══════════════ */
.page-hero {
  padding: 5rem 2rem 3.5rem;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, #111 0%, #000 70%);
  border-bottom: 1px solid #1a1a1a;
}
.page-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: #fff;
  margin-bottom: .75rem;
  text-align: center;
}
.page-hero p {
  max-width: 600px;
  margin: 0 auto;
  color: #777;
  font-size: 1.05rem;
  text-align: center;
}

/* ══════════════ SECTIONS ══════════════ */
.section {
  padding: 5rem 0;
  text-align: center;
}
.section-title {
  font-size: 2rem;
  font-weight: 700;
  text-align: center;
  color: #fff;
  margin-bottom: .5rem;
}
.section-sub {
  text-align: center;
  color: #777;
  margin-bottom: 3rem;
  font-size: 1.05rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* ══════════════ CALCULATOR ══════════════ */
.calculator-section {
  padding-top: 3.5rem;
  padding-bottom: 4.5rem;
}
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 980px;
  margin: 0 auto;
  text-align: left; /* internal form fields alignment */
}
.calc-card, .calc-result {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2.5rem 2rem;
}
.calc-card h2, .calc-result h3 {
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.75rem;
  font-size: 1.35rem;
  text-align: center;
}
.field {
  margin-bottom: 1.15rem;
}
.field label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  color: #999;
  text-transform: uppercase;
  letter-spacing: .06em;
  margin-bottom: .35rem;
}
.field-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.input-wrap {
  display: flex;
  align-items: center;
  background: #111;
  border: 1px solid #222;
  border-radius: 6px;
  overflow: hidden;
  transition: border-color .2s;
}
.input-wrap:focus-within {
  border-color: #555;
}
.input-wrap input,
.input-wrap select {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  font-size: .95rem;
  padding: .65rem .85rem;
  outline: none;
  font-family: inherit;
}
.input-wrap select option {
  background: #111;
  color: #fff;
}
.input-wrap .unit {
  padding: 0 .85rem;
  font-size: .8rem;
  color: #555;
  font-weight: 600;
  white-space: nowrap;
}

/* Results */
.result-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  color: #444;
  padding: 1rem 0;
}
.result-placeholder p {
  margin-top: 1rem;
  line-height: 1.6;
  font-size: .95rem;
  text-align: center;
}
.result-data {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}
.stat {
  display: flex;
  align-items: baseline;
  gap: .75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #1a1a1a;
}
.stat.accent {
  border-bottom: 1px solid #333;
}
.stat.accent .stat-value {
  color: #fff;
  font-size: 1.6rem;
}
.stat-label {
  flex: 1;
  font-size: .9rem;
  color: #888;
  font-weight: 500;
}
.stat-value {
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
}
.stat-unit {
  font-size: .8rem;
  color: #555;
  font-weight: 500;
}
.result-note {
  font-size: .8rem;
  color: #555;
  margin-top: .5rem;
  text-align: center;
}

/* ══════════════ PROSE / CONTENT (CENTER-ALIGNED) ══════════════ */
.content-section {
  border-top: 1px solid #1a1a1a;
  text-align: center;
}
.alt-bg {
  background: #0a0a0a;
}
.prose {
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}
.prose h2 {
  font-size: 1.85rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
  text-align: center;
  letter-spacing: -.01em;
}
.prose h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #eee;
  margin-top: 2rem;
  margin-bottom: .75rem;
  text-align: center;
}
.prose p {
  color: #999;
  margin-bottom: 1.25rem;
  text-align: center;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.75;
}
.prose strong {
  color: #e0e0e0;
}

/* ── Checklist ── */
.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem 2.5rem;
  margin: 2.25rem auto;
  max-width: 780px;
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2rem 2.5rem;
  text-align: left;
}
.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.check-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: .75rem;
  color: #ccc;
  font-size: .95rem;
  line-height: 1.5;
}
.check-list li:last-child {
  margin-bottom: 0;
}
.check-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: #fff;
  font-weight: 700;
}

/* ── Example box ── */
.example-box {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2rem;
  margin: 2rem auto;
  max-width: 680px;
  text-align: center;
}
.example-box h4 {
  color: #fff;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 1rem;
  text-align: center;
}
.example-box p {
  margin-bottom: .5rem;
  text-align: center;
}
.formula {
  font-family: 'Inter', monospace;
  color: #fff !important;
  background: #111;
  display: inline-block;
  padding: .45rem 1rem;
  border: 1px solid #222;
  border-radius: 6px;
  margin: .4rem auto;
  font-size: .95rem;
  text-align: center;
}

/* ── Cost cards ── */
.cost-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem auto 1rem;
  max-width: 900px;
}
.cost-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  transition: border-color .3s, transform .2s;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.cost-card:hover {
  border-color: #333;
  transform: translateY(-2px);
}
.cost-card h3 {
  margin-top: 0 !important;
  font-size: 1.1rem;
  color: #fff;
  margin-bottom: .5rem;
  text-align: center;
}
.cost-range {
  font-size: 1.45rem !important;
  font-weight: 700;
  color: #fff !important;
  margin-bottom: .75rem !important;
  text-align: center;
}
.cost-range span {
  font-size: .8rem;
  font-weight: 500;
  color: #666;
}
.cost-card p {
  font-size: .9rem;
  color: #888;
  margin-bottom: 0;
  text-align: center;
}

/* ── Tables (Centered) ── */
.table-wrap {
  overflow-x: auto;
  margin: 2rem auto;
  max-width: 620px;
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 10px;
}
table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 auto;
}
thead th {
  text-align: center;
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: #888;
  padding: .9rem 1.25rem;
  border-bottom: 2px solid #222;
}
tbody td {
  text-align: center;
  padding: .8rem 1.25rem;
  border-bottom: 1px solid #141414;
  color: #ccc;
  font-size: .95rem;
}
tbody tr:last-child td {
  border-bottom: none;
}
tbody tr:hover {
  background: #111;
}

/* ── Roof type cards ── */
.roof-types-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin: 2.5rem auto 1rem;
  max-width: 940px;
}
.roof-type-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  transition: border-color .3s, transform .2s;
  text-align: center;
}
.roof-type-card:hover {
  border-color: #333;
  transform: translateY(-3px);
}
.rt-icon {
  font-size: 2rem;
  margin-bottom: .85rem;
}
.roof-type-card h3 {
  margin-top: 0 !important;
  font-size: 1.05rem;
  color: #fff;
  margin-bottom: .5rem;
  text-align: center;
}
.roof-type-card p {
  font-size: .88rem;
  color: #777;
  margin-bottom: 0;
  text-align: center;
}

/* ── Materials tags ── */
.materials-grid {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin: 2rem auto;
  max-width: 780px;
  justify-content: center;
  align-items: center;
}
.material-tag {
  background: #111;
  border: 1px solid #222;
  border-radius: 6px;
  padding: .5rem 1.15rem;
  font-size: .9rem;
  color: #ccc;
  font-weight: 500;
  transition: border-color .2s;
}
.material-tag:hover {
  border-color: #444;
}

/* ── Steps list (ordered) ── */
.steps-list {
  list-style: none;
  counter-reset: steps;
  margin: 2rem auto;
  max-width: 740px;
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2.25rem 2.5rem 1.5rem;
  text-align: left;
}
.steps-list li {
  counter-increment: steps;
  position: relative;
  padding-left: 2.75rem;
  margin-bottom: 1.15rem;
  color: #bbb;
  font-size: .95rem;
  line-height: 1.6;
}
.steps-list li::before {
  content: counter(steps);
  position: absolute;
  left: 0;
  top: 2px;
  width: 1.75rem;
  height: 1.75rem;
  background: #1a1a1a;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  font-weight: 700;
  color: #fff;
  border: 1px solid #333;
}

/* ══════════════ FEATURES ══════════════ */
.features-section {
  border-top: 1px solid #1a1a1a;
  text-align: center;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 1120px;
  margin: 0 auto;
}
.feature-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2.25rem 1.5rem;
  transition: border-color .3s, transform .3s;
  text-align: center;
}
.feature-card:hover {
  border-color: #333;
  transform: translateY(-4px);
}
.feature-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .5rem;
  text-align: center;
}
.feature-card p {
  font-size: .9rem;
  color: #777;
  text-align: center;
}

/* ══════════════ CTA BANNER ══════════════ */
.cta-banner {
  text-align: center;
  border-top: 1px solid #1a1a1a;
  border-bottom: 1px solid #1a1a1a;
  background: #0a0a0a;
}
.cta-banner h2 {
  font-size: 1.85rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .75rem;
  text-align: center;
}
.cta-banner p {
  color: #888;
  margin-bottom: 1.75rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ══════════════ FAQ ══════════════ */
.faq-list {
  max-width: 760px;
  margin: 2rem auto;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  text-align: left;
}
.faq-item {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 10px;
  overflow: hidden;
}
.faq-question {
  width: 100%;
  background: none;
  border: none;
  color: #fff;
  font-family: inherit;
  font-size: .98rem;
  font-weight: 600;
  text-align: left;
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background .2s;
}
.faq-question:hover {
  background: #111;
}
.faq-question .arrow {
  font-size: .9rem;
  transition: transform .3s;
  color: #555;
  margin-left: 1rem;
}
.faq-item.open .faq-question .arrow {
  transform: rotate(180deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease, padding .35s ease;
  padding: 0 1.5rem;
  color: #888;
  font-size: .92rem;
  line-height: 1.7;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 1.5rem 1.25rem;
}

/* ══════════════ CONTENT BLOCKS (inner pages) ══════════════ */
.content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  max-width: 1000px;
  margin: 0 auto;
  text-align: left;
}
.content-text h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .75rem;
}
.content-text p {
  color: #999;
  margin-bottom: 1rem;
}
.content-image {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3.5rem;
}

/* ── Values / Stats row ── */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}
.value-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2.5rem 1.5rem;
  text-align: center;
}
.value-card .number {
  font-size: 2.6rem;
  font-weight: 800;
  color: #fff;
}
.value-card p {
  color: #777;
  margin-top: .5rem;
  font-size: .9rem;
  text-align: center;
}

/* ── Team grid ── */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
}
.team-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2rem 1.5rem;
  text-align: center;
}
.team-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: #1a1a1a;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: #555;
  border: 1px solid #2a2a2a;
}
.team-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .25rem;
  text-align: center;
}
.team-card .role {
  font-size: .85rem;
  color: #777;
  text-align: center;
}

/* ── Services grid ── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}
.service-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2.5rem 1.75rem;
  transition: border-color .3s, transform .3s;
  text-align: center;
}
.service-card:hover {
  border-color: #333;
  transform: translateY(-4px);
}
.service-icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}
.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .5rem;
  text-align: center;
}
.service-card p {
  font-size: .9rem;
  color: #777;
  text-align: center;
}

/* ── Steps (How It Works page) ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: step;
  max-width: 1060px;
  margin: 0 auto;
}
.step-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2.5rem 1.5rem;
  position: relative;
  counter-increment: step;
  text-align: center;
}
.step-card::before {
  content: counter(step, decimal-leading-zero);
  font-size: 2.5rem;
  font-weight: 800;
  color: #222;
  display: block;
  margin-bottom: 1rem;
  text-align: center;
}
.step-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: .5rem;
  text-align: center;
}
.step-card p {
  font-size: .9rem;
  color: #777;
  text-align: center;
}

/* ── Contact form ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  max-width: 960px;
  margin: 0 auto;
  text-align: left;
}
.contact-info h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1rem;
}
.contact-info p {
  color: #888;
  margin-bottom: 1.5rem;
}
.contact-detail {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  color: #aaa;
  font-size: .95rem;
}
.contact-detail .icon {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: #111;
  border: 1px solid #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-form-card {
  background: #0d0d0d;
  border: 1px solid #1a1a1a;
  border-radius: 12px;
  padding: 2.5rem 2rem;
}
.contact-form-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.5rem;
  text-align: center;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.contact-field {
  margin-bottom: 1.1rem;
}
.contact-field label {
  display: block;
  font-size: .8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: #888;
  margin-bottom: .35rem;
}
.contact-field input,
.contact-field textarea {
  width: 100%;
  background: #111;
  border: 1px solid #222;
  border-radius: 6px;
  color: #fff;
  font-family: inherit;
  font-size: .95rem;
  padding: .7rem .85rem;
  outline: none;
  transition: border-color .2s;
}
.contact-field input:focus,
.contact-field textarea:focus {
  border-color: #555;
}
.contact-field textarea {
  resize: vertical;
  min-height: 120px;
}

/* ══════════════ FOOTER (CENTER-ALIGNED) ══════════════ */
.footer {
  border-top: 1px solid #1a1a1a;
  background: #000;
  padding: 4.5rem 0 0;
  text-align: center;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  max-width: 960px;
  margin: 0 auto;
  text-align: left;
}
.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}
.footer-brand .logo {
  margin-bottom: .85rem;
  display: inline-block;
}
.footer-brand p {
  color: #666;
  font-size: .9rem;
  max-width: 320px;
  line-height: 1.6;
}
.footer-col h4 {
  font-size: .85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #fff;
  margin-bottom: 1.25rem;
}
.footer-col ul {
  padding: 0;
  margin: 0;
}
.footer-col ul li {
  margin-bottom: .6rem;
}
.footer-col a {
  color: #777;
  font-size: .9rem;
  transition: color .2s;
}
.footer-col a:hover {
  color: #fff;
}
.footer-bottom {
  margin-top: 3.5rem;
  border-top: 1px solid #141414;
  padding: 1.5rem 0;
  text-align: center;
  font-size: .85rem;
  color: #555;
}

/* ══════════════ RESPONSIVE ALIGNMENT ══════════════ */
@media (max-width: 900px) {
  .calc-grid,
  .content-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    max-width: 580px;
  }
  .features-grid,
  .services-grid,
  .cost-cards,
  .roof-types-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 680px;
  }
  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    max-width: 600px;
  }
  .values-grid,
  .team-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
  }
  .checklist-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
    padding: 1.75rem;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }
  .footer-brand {
    align-items: center;
    text-align: center;
  }
  .footer-brand p {
    margin: 0 auto;
    text-align: center;
  }
}

@media (max-width: 640px) {
  .menu-toggle {
    display: block;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #000;
    border-bottom: 1px solid #1a1a1a;
    padding: 1.75rem 2rem;
    gap: 1.25rem;
    text-align: center;
    align-items: center;
  }
  .nav-links.open {
    display: flex;
  }
  .features-grid,
  .services-grid,
  .steps-grid,
  .cost-cards,
  .roof-types-grid {
    grid-template-columns: 1fr;
    max-width: 440px;
  }
  .form-row,
  .field-row {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 3.5rem 1.25rem 2.5rem;
  }
  .hero h1 {
    font-size: 1.75rem;
  }
  .calc-card,
  .calc-result {
    padding: 1.75rem 1.25rem;
  }
  .steps-list {
    padding: 1.75rem 1.5rem 1rem;
  }
  .checklist-grid {
    padding: 1.5rem 1.25rem;
  }
  .contact-form-card {
    padding: 1.75rem 1.25rem;
  }
}

.hidden {
  display: none !important;
}