/*
Theme Name: Spark Landing
Theme URI: https://sparkcal.com/
Author: Spark
Description: Single-page WordPress theme for the Spark shift scheduling & calendar app landing page.
Version: 1.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: spark-landing
*/

:root {
  --color-bg: #ffffff;
  --color-bg-alt: #f6f7fb;
  --color-ink: #12162b;
  --color-ink-soft: #565b74;
  --color-navy: #161a35;
  --color-navy-soft: #262b4d;
  --color-accent: #ff7a3d;
  --color-accent-dark: #e85f22;
  --color-accent-soft: #fff1e8;
  --color-border: #e7e8f0;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --shadow-soft: 0 20px 45px -20px rgba(18, 22, 43, 0.25);
  --shadow-card: 0 10px 30px -15px rgba(18, 22, 43, 0.18);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --container: 1160px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { line-height: 1.15; margin: 0 0 0.6em; font-weight: 800; letter-spacing: -0.02em; }
p { margin: 0 0 1em; color: var(--color-ink-soft); }
.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-dark);
  background: var(--color-accent-soft);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.section-head { max-width: 640px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); }
.section-head p { font-size: 17px; }
.section-head.left { margin-left: 0; text-align: left; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 12px 24px -8px rgba(255, 122, 61, 0.55);
}
.btn-primary:hover { background: var(--color-accent-dark); transform: translateY(-2px); box-shadow: 0 16px 30px -8px rgba(232, 95, 34, 0.6); }
.btn-dark {
  background: var(--color-navy);
  color: #fff;
}
.btn-dark:hover { background: var(--color-navy-soft); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-ink);
}
.btn-outline:hover { border-color: var(--color-navy); transform: translateY(-2px); }
.btn-store {
  background: var(--color-ink);
  color: #fff;
  padding: 12px 22px;
  font-size: 14px;
}
.btn-store:hover { background: var(--color-navy-soft); transform: translateY(-2px); }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }
.cta-row { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

/* Header */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--container);
  margin: 0 auto;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; }
.brand img { width: 34px; height: 34px; object-fit: contain; }
nav.primary-nav ul { display: flex; gap: 32px; }
nav.primary-nav a {
  font-weight: 600;
  font-size: 15px;
  color: var(--color-ink-soft);
  transition: color 0.2s var(--ease);
  position: relative;
}
nav.primary-nav a:hover { color: var(--color-ink); }
.header-actions { display: flex; align-items: center; gap: 16px; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span { width: 24px; height: 2px; background: var(--color-ink); border-radius: 2px; transition: transform 0.25s var(--ease), opacity 0.25s var(--ease); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Hero */
.hero { padding: 64px 0 40px; overflow: hidden; }
.hero .container {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}
.hero h1 { font-size: clamp(34px, 5vw, 54px); }
.hero p.lead { font-size: 18px; max-width: 520px; }
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-visual img {
  width: 100%;
  max-width: 380px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}
.hero-visual::before {
  content: "";
  position: absolute;
  inset: 10% -10% auto auto;
  width: 260px;
  height: 260px;
  background: radial-gradient(circle, var(--color-accent-soft), transparent 70%);
  z-index: -1;
  border-radius: 50%;
}
.stats-row {
  display: flex;
  gap: 40px;
  margin-top: 44px;
  flex-wrap: wrap;
}
.stat b { display: block; font-size: 28px; font-weight: 800; }
.stat span { font-size: 14px; color: var(--color-ink-soft); }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.about-grid img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3.5;
}
.about-copy h2 { font-size: clamp(26px, 3.6vw, 36px); }
.about-copy .kicker { font-weight: 700; color: var(--color-accent-dark); text-transform: uppercase; font-size: 13px; letter-spacing: 0.1em; margin-bottom: 10px; display: block; }

section.alt { background: var(--color-bg-alt); }

/* Feature cards */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.feature-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: transparent;
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: var(--color-accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-icon svg { width: 26px; height: 26px; color: var(--color-accent-dark); }
.feature-card h3 { font-size: 18px; margin-bottom: 10px; }
.feature-card p { font-size: 14.5px; margin-bottom: 14px; }
.feature-card .learn { font-weight: 700; font-size: 14px; color: var(--color-navy); display: inline-flex; align-items: center; gap: 6px; }

/* Checklist */
.checklist-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 40px;
  margin-bottom: 48px;
}
.checklist-wrap li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 15.5px;
  color: var(--color-ink);
}
.checklist-wrap li svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-accent-dark);
  margin-top: 2px;
}
.tag-list { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-list span {
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--color-ink-soft);
}

/* Reviews */
.rating-banner { text-align: center; margin-bottom: 40px; }
.rating-banner .stars { color: var(--color-accent); font-size: 26px; letter-spacing: 4px; margin-bottom: 8px; }
.rating-banner h3 { font-size: 20px; margin-bottom: 4px; }
.carousel-wrap { position: relative; }
.carousel-track {
  display: flex;
  gap: 22px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 8px 4px 24px;
  scrollbar-width: none;
}
.carousel-track::-webkit-scrollbar { display: none; }
.review-card {
  flex: 0 0 320px;
  scroll-snap-align: start;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-card);
}
.review-card p { font-size: 14.5px; color: var(--color-ink); flex-grow: 1; }
.review-card .author { font-weight: 700; font-size: 14px; color: var(--color-accent-dark); margin-top: 12px; }
.carousel-nav { display: flex; justify-content: center; gap: 14px; margin-top: 8px; }
.carousel-nav button {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid var(--color-border);
  background: #fff;
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}
.carousel-nav button:hover { background: var(--color-navy); color: #fff; border-color: var(--color-navy); }
.carousel-nav button svg { width: 18px; height: 18px; }

/* Blog */
.blog-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.blog-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); }
.blog-card .thumb {
  height: 130px;
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-soft));
  display: flex; align-items: center; justify-content: center;
}
.blog-card .thumb svg { width: 34px; height: 34px; color: var(--color-accent); }
.blog-card .body { padding: 22px; flex-grow: 1; display: flex; flex-direction: column; }
.blog-card .badge {
  font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--color-accent-dark); margin-bottom: 10px;
}
.blog-card h3 { font-size: 16px; margin-bottom: 10px; flex-grow: 1; }
.blog-card .read-more { font-size: 13.5px; font-weight: 700; color: var(--color-navy); }

/* FAQ */
.faq-list { max-width: 760px; margin: 0 auto; }
details.faq-item {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 4px 22px;
  margin-bottom: 14px;
  transition: box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
details.faq-item[open] { box-shadow: var(--shadow-card); border-color: transparent; }
details.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 18px 0;
  font-weight: 700;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
details.faq-item summary::-webkit-details-marker { display: none; }
.faq-chevron { transition: transform 0.3s var(--ease); flex-shrink: 0; color: var(--color-accent-dark); }
details.faq-item[open] .faq-chevron { transform: rotate(180deg); }
details.faq-item .faq-answer { padding: 0 0 20px; font-size: 15px; }
.faq-note { text-align: center; font-size: 13.5px; color: var(--color-ink-soft); margin-top: 24px; }

/* CTA banner */
.cta-banner {
  background: var(--color-navy);
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.cta-banner::after {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(255,122,61,0.35), transparent 70%);
}
.cta-banner h2 { font-size: clamp(26px, 3.6vw, 36px); color: #fff; }
.cta-banner p { color: rgba(255,255,255,0.75); max-width: 480px; margin: 0 auto 28px; }
.cta-banner .cta-row { justify-content: center; position: relative; z-index: 1; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; }
.contact-form {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-card);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 13.5px; font-weight: 700; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  font-size: 14.5px;
  font-family: inherit;
  background: var(--color-bg-alt);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}
.field textarea { resize: vertical; min-height: 110px; }
.form-alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-weight: 600;
  margin-bottom: 20px;
}
.form-alert-success { background: #e7f8ee; color: #1c7a45; border: 1px solid #bfe9d2; }
.form-alert-error { background: #fdecec; color: #b3261e; border: 1px solid #f6c6c3; }
.honeypot-field { position: absolute; left: -9999px; top: -9999px; }

/* Footer */
footer.site-footer { background: var(--color-navy); color: rgba(255,255,255,0.7); padding: 72px 0 28px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 48px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: #fff; margin-bottom: 14px; }
.footer-brand img { width: 32px; height: 32px; object-fit: contain; }
.footer-col h4 { color: #fff; font-size: 14px; margin-bottom: 16px; letter-spacing: 0.04em; text-transform: uppercase; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a { font-size: 14.5px; transition: color 0.2s var(--ease); }
.footer-col a:hover { color: #fff; }
.social-row { display: flex; gap: 12px; margin-top: 18px; }
.social-row a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.social-row a:hover { background: var(--color-accent); border-color: var(--color-accent); }
.social-row svg { width: 17px; height: 17px; color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13.5px;
}
.footer-bottom a { text-decoration: underline; text-underline-offset: 3px; }
details.privacy-toggle summary { cursor: pointer; font-size: 13.5px; color: rgba(255,255,255,0.6); margin-top: 18px; }
details.privacy-toggle .privacy-body { margin-top: 18px; font-size: 13.5px; color: rgba(255,255,255,0.6); max-width: 760px; }
details.privacy-toggle .privacy-body h5 { color: rgba(255,255,255,0.85); font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; margin: 20px 0 8px; }
details.privacy-toggle .privacy-body p { color: rgba(255,255,255,0.6); font-size: 13.5px; }

/* Responsive */
@media (max-width: 960px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .about-grid { grid-template-columns: 1fr; }
  .about-grid img { max-width: 420px; margin: 0 auto; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .checklist-wrap { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  nav.primary-nav { position: fixed; top: 66px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-border); padding: 12px 24px 20px; transform: translateY(-130%); opacity: 0; transition: transform 0.3s var(--ease), opacity 0.3s var(--ease); }
  nav.primary-nav.open { transform: translateY(0); opacity: 1; }
  nav.primary-nav ul { flex-direction: column; gap: 4px; }
  nav.primary-nav a { display: block; padding: 12px 4px; border-bottom: 1px solid var(--color-border); }
  .nav-toggle { display: flex; }
  .header-actions .btn-primary.desktop-only { display: none; }
  section { padding: 64px 0; }
  .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .feature-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-row { gap: 28px; }
  .cta-banner { padding: 48px 24px; }
}