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

:root {
  --cream:      #EDE8DC;
  --cream-dark: #E0D9CA;
  --cream-light:#F5F1EA;
  --white:      #FAFAF7;
  --ink:        #1A1714;
  --ink-soft:   #4A443C;
  --ink-muted:  #8A8078;
  --blue:       #1A6CD4;
  --blue-light: #3A84E8;
  --blue-pale:  rgba(26,108,212,.10);
  --orange:     #E8820A;
  --orange-pale:rgba(232,130,10,.12);
  --red:        #C93030;
  --border:     rgba(26,23,20,.10);
  --border-mid: rgba(26,23,20,.16);
  --radius:     14px;
  --radius-sm:  8px;
  --shadow-sm:  0 2px 8px rgba(26,23,20,.08);
  --shadow-md:  0 6px 24px rgba(26,23,20,.12);
  --shadow-lg:  0 16px 48px rgba(26,23,20,.16);
}

html { scroll-behavior: smooth; }

body {
  background-color: var(--cream);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-light); }
img { display: block; max-width: 100%; }

/* ─── Nav ───────────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px;
  height: 64px;
  background: rgba(237,232,220,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
}
.nav-logo img {
  width: 32px; height: 32px;
  border-radius: 7px;
  box-shadow: var(--shadow-sm);
}
.nav-logo span {
  font-size: 17px; font-weight: 700; letter-spacing: -.3px;
  color: var(--ink);
}
.nav-logo span em {
  font-style: normal;
  color: var(--orange);
}

nav ul { list-style: none; display: flex; gap: 32px; }
nav ul a {
  color: var(--ink-soft); font-size: 14px; font-weight: 500;
  transition: color .2s;
}
nav ul a:hover, nav ul a.active { color: var(--ink); }

/* ─── Hero ──────────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 120px 40px 80px;
  background-color: var(--cream);
  background-image: url('images/background.png');
  background-size: cover;
  background-position: center;
}

.hero-inner { max-width: 800px; margin: 0 auto; }

.hero-logo {
  width: min(560px, 90%);
  margin: 0 auto 36px;
  filter: drop-shadow(0 8px 24px rgba(26,23,20,.15));
}

.hero-tagline {
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 800;
  letter-spacing: -.8px;
  line-height: 1.15;
  color: var(--ink);
  margin-bottom: 18px;
}
.hero-tagline .accent { color: var(--blue); }

.hero-sub {
  font-size: 18px;
  color: var(--ink-soft);
  max-width: 480px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.btn-store {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink);
  color: var(--cream-light);
  font-size: 15px; font-weight: 600;
  padding: 14px 28px; border-radius: 12px;
  transition: background .2s, transform .15s, box-shadow .2s;
  box-shadow: var(--shadow-md);
}
.btn-store:hover {
  background: var(--blue); color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.btn-store svg { width: 20px; height: 20px; fill: currentColor; }

/* ─── Section shared ────────────────────────────────────────── */
.section-label {
  font-size: 12px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--orange);
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 800; letter-spacing: -.5px;
  color: var(--ink); margin-bottom: 14px;
}
.section-sub {
  color: var(--ink-soft); font-size: 17px;
  max-width: 480px; line-height: 1.7; margin-bottom: 52px;
}

/* ─── App Mockup ────────────────────────────────────────────── */
#screenshots {
  padding: 100px 40px;
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.screenshot {
  display: block;
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-mid);
}


/* ─── Features ──────────────────────────────────────────────── */
#features {
  padding: 100px 40px;
  background: var(--cream);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  transition: border-color .2s, transform .2s, box-shadow .2s;
  box-shadow: var(--shadow-sm);
}
.feature-card:hover {
  border-color: var(--border-mid);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}
.feature-icon {
  width: 46px; height: 46px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center;
  font-size: 21px; margin-bottom: 18px;
}
.feat-blue   { background: var(--blue-pale); }
.feat-orange { background: var(--orange-pale); }
.feat-warm   { background: rgba(201,48,48,.08); }
.feat-teal   { background: rgba(0,160,140,.10); }
.feat-amber  { background: rgba(200,150,0,.10); }
.feat-green  { background: rgba(40,170,80,.10); }

.feature-card h3 {
  font-size: 16px; font-weight: 700;
  color: var(--ink); margin-bottom: 8px;
}
.feature-card p {
  font-size: 14px; color: var(--ink-soft); line-height: 1.65;
}

/* ─── Details ───────────────────────────────────────────────── */
#details {
  padding: 100px 40px;
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.details-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}

.details-text h2 {
  font-size: 32px; font-weight: 800;
  letter-spacing: -.5px; color: var(--ink);
  margin-bottom: 16px;
}
.details-text p {
  color: var(--ink-soft); font-size: 16px;
  line-height: 1.75; margin-bottom: 16px;
}
.pill-list { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
.pill {
  background: var(--cream);
  border: 1px solid var(--border-mid);
  border-radius: 999px;
  padding: 5px 14px; font-size: 13px; color: var(--ink-soft);
}

.details-visual {
  background: var(--cream-light);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  display: flex; flex-direction: column; gap: 12px;
  box-shadow: var(--shadow-sm);
}

.setting-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 16px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px; color: var(--ink);
}

.toggle {
  width: 38px; height: 22px;
  background: var(--blue); border-radius: 999px;
  position: relative; flex-shrink: 0;
}
.toggle::after {
  content: '';
  position: absolute; top: 3px; right: 3px;
  width: 16px; height: 16px;
  background: #fff; border-radius: 50%;
}
.toggle.off { background: var(--cream-dark); }
.toggle.off::after { right: auto; left: 3px; }

/* ─── CTA ───────────────────────────────────────────────────── */
#cta {
  padding: 100px 40px;
  text-align: center;
  background-color: var(--cream);
  background-image: url('images/background.png');
  background-size: cover;
  background-position: center;
}

.cta-icon {
  width: 96px; height: 96px;
  border-radius: 22px;
  margin: 0 auto 28px;
  box-shadow: var(--shadow-lg);
}

#cta h2 {
  font-size: 38px; font-weight: 800;
  letter-spacing: -.5px; color: var(--ink);
  margin-bottom: 14px;
}
#cta p { color: var(--ink-soft); font-size: 18px; margin-bottom: 32px; }

/* ─── Footer ────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 36px 48px;
  display: flex; align-items: center; justify-content: space-between;
  background: var(--cream-dark);
  font-size: 13px; color: var(--ink-muted);
}
footer a { color: var(--ink-muted); }
footer a:hover { color: var(--ink); }
.footer-links { display: flex; gap: 24px; }

/* ─── Inner pages ───────────────────────────────────────────── */
.page-hero {
  padding: 130px 40px 70px;
  text-align: center;
  background-color: var(--cream);
  background-image: url('images/background.png');
  background-size: cover;
  background-position: center;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 {
  font-size: 48px; font-weight: 800;
  letter-spacing: -.8px; color: var(--ink);
  margin-bottom: 10px;
}
.page-hero p { color: var(--ink-soft); font-size: 17px; }

.content-block {
  max-width: 720px; margin: 0 auto;
  padding: 60px 40px 100px;
  background: var(--white);
}
.content-block h2 {
  font-size: 20px; font-weight: 700;
  color: var(--ink); margin: 40px 0 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.content-block p, .content-block li {
  color: var(--ink-soft); font-size: 15px;
  line-height: 1.8; margin-bottom: 10px;
}
.content-block ul { padding-left: 20px; }
.content-block li { margin-bottom: 6px; }
.content-block a { color: var(--blue); }

/* ─── Contact form ──────────────────────────────────────────── */
.contact-wrap {
  background: var(--white);
  padding-bottom: 100px;
}
.contact-form {
  max-width: 560px; margin: 0 auto;
  padding: 60px 40px 0;
  display: flex; flex-direction: column; gap: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 7px; }
.form-group label {
  font-size: 13px; font-weight: 600;
  color: var(--ink-soft); letter-spacing: .2px;
}

.form-group input,
.form-group textarea {
  background: var(--cream-light);
  border: 1px solid var(--border-mid);
  border-radius: var(--radius-sm);
  padding: 13px 15px;
  color: var(--ink); font-size: 15px; font-family: inherit;
  outline: none; resize: none;
  -webkit-appearance: none;
  transition: border-color .2s, box-shadow .2s;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(26,108,212,.12);
  background: var(--white);
}
.form-group textarea { height: 150px; line-height: 1.6; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--ink-muted); }

.btn-submit {
  background: var(--ink);
  color: var(--cream-light); font-size: 15px; font-weight: 600;
  padding: 13px 28px; border-radius: 12px;
  border: none; cursor: pointer;
  align-self: flex-start;
  box-shadow: var(--shadow-sm);
  transition: background .2s, transform .15s, box-shadow .2s;
}
.btn-submit:hover {
  background: var(--blue); color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* ─── Container ─────────────────────────────────────────────── */
.container { max-width: 1080px; margin: 0 auto; }

/* ─── Responsive ────────────────────────────────────────────── */
@media (max-width: 768px) {
  nav { padding: 0 20px; }
  nav ul { gap: 20px; }
  #hero, #cta, .page-hero { padding-left: 20px; padding-right: 20px; }
  #screenshots, #features, #details { padding: 70px 20px; }
  .details-grid { grid-template-columns: 1fr; gap: 40px; }
  .screenshot { border-radius: 10px; }
  footer { flex-direction: column; gap: 14px; text-align: center; padding: 28px 20px; }
  .contact-form, .content-block { padding-left: 20px; padding-right: 20px; }
}