/* Endurance Bytes LLC: shared company + product styles */

:root {
  --ink: #1c211c;
  --ink-soft: #3f473d;
  --paper: #f4f1ea;
  --paper-2: #e7e2d6;
  --white: #fbf9f4;
  --charcoal: #2a2e2b;
  --signal: #c8ee3a;
  --signal-deep: #9bbb12;
  --forest: #24362c;
  --line: #d3cdbf;
  --danger: #8a3a1a;
  --max: 1120px;
  --narrow: 720px;
  --radius: 18px;
  --shadow: 0 18px 40px rgba(28, 33, 28, 0.12);
  --font-display: "Iowan Old Style", Palatino, Georgia, serif;
  --font-ui: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 1.05rem;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--forest); }
a:hover { color: var(--ink); }

:focus-visible {
  outline: 3px solid var(--signal);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--signal);
  color: var(--ink);
  padding: 0.6rem 1rem;
  z-index: 100;
}
.skip:focus { left: 0.75rem; top: 0.75rem; }

.wrap {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

.wrap-narrow {
  width: min(var(--narrow), calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 80%, transparent);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.25rem;
}

.wordmark {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
}

.wordmark svg { flex-shrink: 0; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.nav-links a[aria-current="page"],
.nav-links a:hover { color: var(--ink); }

/* Inverse of the on-photo CTA: dark fill, lime label. Nav link color must not win. */
.nav-links a.btn-primary {
  color: var(--signal);
}
.nav-links a.btn-primary:hover {
  color: var(--white);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.45rem 0.7rem;
  font: inherit;
  color: var(--ink);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  font: inherit;
  font-weight: 700;
  border-radius: 999px;
  padding: 0.7rem 1.15rem;
  line-height: 1.2;
}

.btn-primary {
  background: var(--ink);
  color: var(--signal);
}
.btn-primary:hover { color: var(--white); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--signal); }

.btn-on-dark {
  background: var(--signal);
  color: var(--ink);
}
.btn-on-dark:hover { background: var(--white); color: var(--ink); }

.btn-on-dark-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid color-mix(in srgb, white 45%, transparent);
}
.btn-on-dark-ghost:hover { background: var(--white); color: var(--ink); }

/* Hero */

.hero {
  position: relative;
  min-height: 78vh;
  display: grid;
  align-items: end;
  color: var(--white);
  overflow: hidden;
  background: var(--forest) 55% 40% / cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(20,24,20,0.78) 0%, rgba(20,24,20,0.35) 48%, rgba(20,24,20,0.12) 78%),
    linear-gradient(180deg, rgba(20,24,20,0.08) 0%, rgba(20,24,20,0.62) 100%);
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 7rem 0 3.5rem;
}

.kicker {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--signal);
  margin-bottom: 0.9rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 560;
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  max-width: 14ch;
  margin: 0 0 1rem;
}

.lede {
  max-width: 38rem;
  font-size: 1.15rem;
  color: color-mix(in srgb, white 88%, var(--paper));
  margin: 0 0 1.6rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.page-hero {
  padding: 4.5rem 0 2.5rem;
  background:
    radial-gradient(900px 280px at 80% -10%, color-mix(in srgb, var(--signal) 22%, transparent), transparent 60%),
    var(--paper);
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 5vw, 3.4rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 0.75rem;
}

.page-hero .lede { color: var(--ink-soft); }

.page-hero-compact {
  padding: 2.25rem 0 0.25rem;
}

.page-hero-compact h1 { margin-bottom: 0.5rem; }

.contact-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
  margin: 0.85rem 0 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.contact-section { padding: 1.25rem 0 3.25rem; }

.contact-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.5rem 1.25rem;
}

.contact-card .section-title { font-size: 1.55rem; }

.contact-card .section-sub { margin-bottom: 1.15rem; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 1rem;
}

/* Sections */

section { padding: 4.25rem 0; }

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  letter-spacing: -0.03em;
  margin: 0 0 0.6rem;
}

.section-sub {
  color: var(--ink-soft);
  max-width: 40rem;
  margin: 0 0 2rem;
}

.split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

.split-start { align-items: start; }

.frame {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--line);
}

.frame img { width: 100%; height: 100%; object-fit: cover; }

/* Cards */

.grid-3,
.grid-2,
.feature-grid {
  display: grid;
  gap: 1.1rem;
}

.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.feature-grid { grid-template-columns: repeat(2, 1fr); }

.card,
.feature,
.tier,
.faq,
.product-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.45rem;
}

.faq {
  margin: 0 0 0.65rem;
}

.faq summary {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin: 0;
  color: var(--ink);
  transition: margin-bottom 0.28s ease;
}

.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "";
  flex-shrink: 0;
  width: 0.42rem;
  height: 0.42rem;
  margin-top: 0.45rem;
  border-right: 2px solid var(--ink);
  border-bottom: 2px solid var(--ink);
  transform: rotate(45deg);
  transition: transform 0.28s ease, margin-top 0.28s ease;
}

.faq[open] summary { margin-bottom: 0.65rem; }

.faq[open] summary::after {
  transform: rotate(225deg);
  margin-top: 0.7rem;
}

.faq-answer {
  overflow: hidden;
}

.card h3,
.feature h3,
.tier h3,
.product-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0 0 0.4rem;
  letter-spacing: -0.02em;
}

.card p,
.feature p,
.tier p,
.faq p,
.product-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.98rem;
}

.icon-dot {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  background: var(--ink);
  color: var(--signal);
  display: grid;
  place-items: center;
  font-weight: 800;
  margin-bottom: 0.85rem;
}

.product-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1.2rem;
  align-items: center;
}

.product-card img {
  width: 72px;
  height: 72px;
  border-radius: 18px;
}

.product-card .meta { display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0.8rem 0 0; }

.pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background: var(--paper-2);
  color: var(--ink);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
}

.pill-pro {
  background: var(--ink);
  color: var(--signal);
}

/* Product showcase */

.phones {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.2rem;
  align-items: end;
}

.phone {
  background: #111;
  border-radius: 28px;
  padding: 0.55rem;
  box-shadow: var(--shadow);
  border: 1px solid #000;
}

.phone img {
  width: 100%;
  border-radius: 22px;
  background: #1a1a1a;
  aspect-ratio: 9 / 19.5;
  object-fit: cover;
  object-position: top;
}

.phone figcaption {
  color: var(--ink-soft);
  font-size: 0.85rem;
  text-align: center;
  margin-top: 0.7rem;
}

.band {
  background: var(--forest);
  color: var(--white);
}

.band .section-sub { color: color-mix(in srgb, white 75%, transparent); }

.band .card {
  background: color-mix(in srgb, white 8%, transparent);
  border-color: color-mix(in srgb, white 16%, transparent);
  color: var(--white);
}
.band .card h3 { color: var(--white); }
.band .card p { color: color-mix(in srgb, white 80%, transparent); }

.note {
  background: color-mix(in srgb, var(--signal) 18%, var(--white));
  border: 1px solid color-mix(in srgb, var(--signal-deep) 35%, var(--line));
  border-radius: var(--radius);
  padding: 1.2rem 1.3rem;
}

.note strong { display: block; margin-bottom: 0.25rem; }

/* Pricing */

.tier { position: relative; }
.tier ul { margin: 0.8rem 0 0; padding-left: 1.1rem; color: var(--ink-soft); }
.tier li { margin-bottom: 0.35rem; }
.tier .price {
  font-family: var(--font-display);
  font-size: 1.8rem;
  margin: 0.2rem 0 0.4rem;
}
.tier .price span { font-size: 0.95rem; color: var(--ink-soft); }

.tier-featured {
  background: var(--ink);
  color: var(--white);
  border-color: var(--ink);
}
.tier-featured p,
.tier-featured ul,
.tier-featured .price span { color: color-mix(in srgb, white 78%, transparent); }
.tier-featured h3,
.tier-featured .price { color: var(--white); }

/* Forms */

label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  margin: 0 0 0.35rem;
}

input,
select,
textarea {
  width: 100%;
  font: inherit;
  padding: 0.7rem 0.8rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--ink);
  margin-bottom: 1rem;
}

textarea { min-height: 8rem; resize: vertical; }

.form-status {
  min-height: 1.4rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

/* Legal */

.prose h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 2rem 0 0.6rem;
}

.prose p, .prose li { color: var(--ink-soft); }
.prose ul { padding-left: 1.2rem; }
.callout {
  background: #fff6d8;
  border-left: 4px solid #d39b12;
  padding: 0.9rem 1rem;
  border-radius: 0 12px 12px 0;
  color: #5c4708;
}

/* Footer */

.site-footer {
  background: var(--ink);
  color: color-mix(in srgb, white 78%, transparent);
  padding: 3rem 0 2rem;
  margin-top: 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 1.5rem;
}

.site-footer a { color: var(--signal); text-decoration: none; }
.site-footer a:hover { color: var(--white); }
.site-footer h2 {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--white);
  margin: 0 0 0.7rem;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; }
.site-footer li { margin: 0.3rem 0; }
.legal-line {
  border-top: 1px solid color-mix(in srgb, white 12%, transparent);
  margin-top: 2rem;
  padding-top: 1.1rem;
  font-size: 0.85rem;
}

/* Contact strip */

.cta-band {
  text-align: center;
  padding: 4.5rem 0;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  margin: 0 0 0.7rem;
}

/* Dark scheme */

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #161916;
    --paper-2: #222722;
    --white: #1d211d;
    --ink: #f3efe4;
    --ink-soft: #c9c4b6;
    --line: #323832;
    --forest: #121812;
  }
  .hero { color: var(--ink); }
  .site-header { background: color-mix(in srgb, var(--paper) 82%, transparent); }
  .callout { background: #3a3218; color: #f3e3b0; border-left-color: var(--signal); }
  .note { background: color-mix(in srgb, var(--signal) 12%, var(--white)); }
}

@media (max-width: 880px) {
  .grid-3, .feature-grid, .split, .footer-grid, .phones, .product-card {
    grid-template-columns: 1fr;
  }
  .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    left: 0; right: 0; top: 4.25rem;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.25rem 1.25rem;
    gap: 0.85rem;
  }
  .nav-links.open { display: flex; }
  .hero { min-height: 70vh; }
  .hero-inner { padding-top: 5.5rem; }
}

@media (min-width: 881px) {
  .phones .phone:nth-child(2) { transform: translateY(-18px); }
}