/* ================================================
   RoofRenew Landing Page — Design Tokens & Base
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@700;800&family=DM+Sans:wght@400;500;600&display=swap');

:root {
  /* Palette */
  --black:      #111111;
  --dark:       #1a1a1a;
  --mid:        #2a2a2a;
  --card:       #232323;
  --card-hover: #2d2d2d;
  --muted:      #6b6b6b;
  --subtle:     #3a3a3a;
  --white:      #ffffff;
  --warm-white: #f5f3ee;
  --accent:     #f97316;
  --accent-dk:  #ea580c;
  --accent-glow: rgba(249, 115, 22, 0.25);

  /* Typography */
  --display: 'Syne', sans-serif;
  --body:    'DM Sans', sans-serif;

  /* Spacing */
  --sp-xs:  0.5rem;
  --sp-sm:  1rem;
  --sp-md:  1.5rem;
  --sp-lg:  3rem;
  --sp-xl:  5rem;
  --sp-2xl: 7rem;

  /* Transitions */
  --t-fast: 0.18s ease;
  --t-mid:  0.28s ease;
  --t-slow: 0.45s ease;
}

/* ── Reset ─────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--body);
  background: var(--black);
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ── Scrollbar ─────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 99px; }

/* ── Typography ────────────────────────────────── */
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.12; font-weight: 800; }
h1 { font-size: clamp(2.4rem, 6vw, 4.8rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); letter-spacing: -0.025em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); letter-spacing: -0.02em; }
p  { max-width: 62ch; }

a { color: inherit; text-decoration: none; }

/* ── Utility ───────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 var(--sp-md);
}

.section {
  padding: var(--sp-xl) 0;
}

/* ── Nav ───────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.1rem 0;
  background: rgba(17,17,17,0.85);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--subtle);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
}
.nav__logo {
  font-family: var(--display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav__logo-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}
.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted);
  transition: color var(--t-fast);
}
.nav__links a:hover { color: var(--white); }
.nav__cta {
  padding: 0.6rem 1.4rem;
  background: var(--accent);
  color: var(--white);
  font-family: var(--body);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: background var(--t-fast), transform var(--t-fast);
}
.nav__cta:hover { background: var(--accent-dk); transform: translateY(-1px); }

@media (max-width: 640px) {
  .nav__links { display: none; }
}

/* ── Hero ──────────────────────────────────────── */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 8rem 0 5rem;
}
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  filter: brightness(0.45) saturate(0.7);
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(17,17,17,0.2) 0%,
    rgba(17,17,17,0.5) 50%,
    rgba(17,17,17,0.97) 100%
  );
}
.hero__grid-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 80px 80px;
}
.hero__content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(249,115,22,0.12);
  border: 1px solid rgba(249,115,22,0.35);
  border-radius: 99px;
  padding: 0.35rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #ffa866;
  margin-bottom: var(--sp-md);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.4); }
}
.hero__h1 {
  color: var(--white);
  margin-bottom: var(--sp-sm);
}
.hero__sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: #c4c4c4;
  margin-bottom: var(--sp-lg);
  max-width: 580px;
}
.hero__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-sm);
  flex-wrap: wrap;
}
.hero__stats {
  display: flex;
  gap: var(--sp-lg);
  margin-top: var(--sp-xl);
  padding-top: var(--sp-lg);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.hero__stat-val {
  font-family: var(--display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}
.hero__stat-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-top: 0.3rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ── Buttons ───────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.9rem;
  border-radius: 8px;
  font-family: var(--body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--t-fast);
  white-space: nowrap;
}
.btn-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 0 0 0 var(--accent-glow);
}
.btn-primary:hover {
  background: var(--accent-dk);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px var(--accent-glow);
}
.btn-primary:active { transform: translateY(0); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
}
.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.06);
}
.btn-arrow::after {
  content: '→';
  font-size: 1.1em;
  transition: transform var(--t-fast);
}
.btn:hover .btn-arrow::after { transform: translateX(4px); }

/* ── How It Works ──────────────────────────────── */
.how {
  background: var(--dark);
}
.how__header {
  text-align: center;
  margin-bottom: var(--sp-xl);
}
.how__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.how__title {
  color: var(--white);
  margin-bottom: 1rem;
}
.how__sub {
  color: var(--muted);
  font-size: 1.05rem;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--subtle);
  border: 1px solid var(--subtle);
  border-radius: 16px;
  overflow: hidden;
}
.step {
  background: var(--dark);
  padding: var(--sp-lg);
  position: relative;
}
.step__num {
  font-family: var(--display);
  font-size: 4.5rem;
  font-weight: 800;
  color: rgba(255,255,255,0.04);
  position: absolute;
  top: 1.2rem;
  right: 1.5rem;
  line-height: 1;
  user-select: none;
}
.step__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(249,115,22,0.12);
  border: 1px solid rgba(249,115,22,0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.4rem;
}
.step__title {
  font-family: var(--display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.6rem;
}
.step__body {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.7;
}

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

/* ── Comparison ─────────────────────────────────── */
.compare {
  background: var(--black);
}
.compare__header {
  text-align: center;
  margin-bottom: var(--sp-xl);
}
.compare__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.compare__title { margin-bottom: 1rem; }
.compare__sub   { color: var(--muted); font-size: 1.05rem; }

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--subtle);
  border: 1px solid var(--subtle);
  border-radius: 16px;
  overflow: hidden;
  max-width: 900px;
  margin: 0 auto;
}
.comp-card {
  background: var(--dark);
  padding: var(--sp-lg);
}
.comp-card--highlight {
  background: var(--card);
  border: 1px solid rgba(249,115,22,0.3);
  position: relative;
}
.comp-card--highlight::before {
  content: 'Recommended';
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.25rem 1rem;
  border-radius: 0 0 8px 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.comp-card__label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.comp-card__title {
  font-family: var(--display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1.5rem;
}
.comp-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  font-size: 0.9rem;
}
.comp-item:last-child { border-bottom: none; }
.comp-item__label { color: #a0a0a0; }
.comp-item__val {
  font-weight: 600;
  font-size: 0.85rem;
}
.comp-item__val--green  { color: #4ade80; }
.comp-item__val--red    { color: #f87171; }
.comp-item__val--amber  { color: #fbbf24; }

.comp-card .btn {
  width: 100%;
  justify-content: center;
  margin-top: 1.75rem;
}

@media (max-width: 640px) {
  .comparison-grid { grid-template-columns: 1fr; }
}

/* ── Roof Types ─────────────────────────────────── */
.roof-types {
  background: var(--dark);
}
.roof-types__header {
  text-align: center;
  margin-bottom: var(--sp-xl);
}
.roof-types__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.roof-types__title { margin-bottom: 1rem; }
.roof-types__sub   { color: var(--muted); font-size: 1.05rem; }

.type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-sm);
}
.type-card {
  background: var(--card);
  border: 1px solid var(--subtle);
  border-radius: 14px;
  padding: var(--sp-md) var(--sp-md) var(--sp-lg);
  transition: border-color var(--t-mid), transform var(--t-mid);
}
.type-card:hover {
  border-color: rgba(249,115,22,0.4);
  transform: translateY(-3px);
}
.type-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(249,115,22,0.1);
  border: 1px solid rgba(249,115,22,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  font-size: 1.25rem;
}
.type-card__name {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.4rem;
}
.type-card__desc {
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.6;
}

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

/* ── Service Areas ──────────────────────────────── */
.areas {
  background: var(--black);
}
.areas__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-xl);
  align-items: center;
}
.areas__eyebrow {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.areas__title { margin-bottom: 1rem; }
.areas__body  { color: var(--muted); margin-bottom: var(--sp-md); font-size: 1rem; line-height: 1.75; }
.areas__note  {
  font-size: 0.82rem;
  color: #666;
  border-left: 2px solid var(--accent);
  padding-left: 0.9rem;
  margin-top: 1.25rem;
}
.area-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  list-style: none;
}
.area-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  color: #c0c0c0;
  padding: 0.55rem 0.75rem;
  border-radius: 7px;
  transition: background var(--t-fast);
}
.area-list li:hover { background: var(--card); }
.area-list li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.area-list li strong { color: var(--white); font-weight: 600; }

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

/* ── CTA Band ──────────────────────────────────── */
.cta-band {
  background: var(--dark);
  border-top: 1px solid var(--subtle);
  border-bottom: 1px solid var(--subtle);
  text-align: center;
}
.cta-band__title {
  font-family: var(--display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  color: var(--white);
  margin-bottom: 0.75rem;
}
.cta-band__sub {
  color: var(--muted);
  font-size: 1.05rem;
  margin: 0 auto var(--sp-lg);
}

/* ── Inspection Form ────────────────────────────── */
.form-section {
  background: var(--black);
}
.form-wrap {
  background: var(--card);
  border: 1px solid var(--subtle);
  border-radius: 20px;
  padding: var(--sp-xl);
  max-width: 620px;
  margin: 0 auto;
}
.form-wrap__head {
  text-align: center;
  margin-bottom: var(--sp-lg);
}
.form-wrap__title {
  font-family: var(--display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.form-wrap__sub {
  color: var(--muted);
  font-size: 0.9rem;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-sm);
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: var(--sp-sm);
}
.form-group--full { grid-column: 1 / -1; }
label {
  font-size: 0.8rem;
  font-weight: 600;
  color: #a0a0a0;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}
input, select {
  width: 100%;
  padding: 0.8rem 1rem;
  background: var(--dark);
  border: 1px solid var(--subtle);
  border-radius: 8px;
  color: var(--white);
  font-family: var(--body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  appearance: none;
}
input::placeholder { color: #555; }
input:focus, select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b6b6b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}
select option { background: var(--dark); }

.form-submit {
  width: 100%;
  padding: 1rem;
  font-size: 1.05rem;
  margin-top: var(--sp-sm);
}
.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: #555;
  margin-top: 0.9rem;
}
.form-note span { color: var(--accent); }
.form-success {
  text-align: center;
  padding: var(--sp-xl);
  display: none;
}
.form-success__icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}
.form-success__title {
  font-family: var(--display);
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.form-success__body { color: var(--muted); font-size: 0.95rem; }

#inspection-form:invalid .form-submit { opacity: 0.5; cursor: not-allowed; }
#inspection-form:valid   .form-submit { opacity: 1; cursor: pointer; }

@media (max-width: 540px) {
  .form-row { grid-template-columns: 1fr; }
  .form-wrap { padding: var(--sp-md); }
}

/* ── Footer ────────────────────────────────────── */
.footer {
  background: var(--dark);
  border-top: 1px solid var(--subtle);
  padding: var(--sp-lg) 0;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-md);
}
.footer__brand {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--white);
}
.footer__brand span { color: var(--accent); }
.footer__meta {
  font-size: 0.82rem;
  color: #555;
}
.footer__contact {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
  font-size: 0.85rem;
  color: var(--muted);
}
.footer__contact a {
  color: var(--muted);
  transition: color var(--t-fast);
}
.footer__contact a:hover { color: var(--white); }

@media (max-width: 640px) {
  .footer__inner { flex-direction: column; text-align: center; }
  .footer__contact { justify-content: center; }
}

/* ── Animations ────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.anim-fade-up {
  animation: fadeUp 0.6s ease both;
  opacity: 0;
}
.delay-1 { animation-delay: 0.12s; }
.delay-2 { animation-delay: 0.24s; }
.delay-3 { animation-delay: 0.4s; }
.delay-4 { animation-delay: 0.56s; }

/* ── OG Tag (hidden) ────────────────────────────── */