/* ========================================
   Forth Digital
   ======================================== */

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

:root {
  --color-primary: #f1f5f9;
  --color-accent: #3b82f6;
  --color-accent-hover: #60a5fa;
  --color-accent-light: rgba(59,130,246,0.15);
  --color-green: #10b981;
  --color-green-hover: #34d399;
  --color-text: #cbd5e1;
  --color-text-light: #94a3b8;
  --color-bg: #0b1121;
  --color-bg-alt: #111827;
  --color-border: #1e293b;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Inter, Roboto, sans-serif;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.5);
  --radius: 8px;
  --radius-lg: 16px;
  --max-width: 1080px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11,17,33,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.03em;
}

.logo span {
  color: var(--color-accent);
}

.site-nav {
  display: none;
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 1.25rem;
  flex-direction: column;
}

.site-nav.is-open { display: flex; }

.site-nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
}

.site-nav a:last-child { border-bottom: none; }
.site-nav a:hover { color: var(--color-accent); text-decoration: none; }

.nav-cta {
  background: var(--color-accent) !important;
  color: #fff !important;
  padding: 0.55rem 1.2rem !important;
  border-radius: var(--radius) !important;
  text-align: center;
  font-weight: 600 !important;
  margin-top: 0.5rem;
  border-bottom: none !important;
}

.nav-cta:hover { background: var(--color-accent-hover) !important; }

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Hero --- */
.hero {
  padding: 4rem 0 3rem;
  text-align: center;
  background: linear-gradient(180deg, #0b1121 0%, #111827 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--color-border);
}

.hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59,130,246,0.15) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: "";
  position: absolute;
  bottom: -50%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(16,185,129,0.1) 0%, transparent 70%);
  border-radius: 50%;
}

.hero .container { position: relative; z-index: 1; }

.hero-tag {
  display: inline-block;
  background: rgba(59,130,246,0.2);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 100px;
  padding: 0.35rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  color: #93c5fd;
}

.hero h1 {
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero h1 .accent { color: var(--color-accent); }

.hero p {
  font-size: 1.15rem;
  opacity: 0.8;
  max-width: 520px;
  margin: 0 auto 2rem;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: center;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.6rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: background 0.2s, transform 0.1s;
  border: none;
  cursor: pointer;
}

.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-accent { background: var(--color-accent); color: #fff; }
.btn-accent:hover { background: var(--color-accent-hover); }
.btn-outline { background: transparent; color: var(--color-text); border: 2px solid var(--color-border); }
.btn-outline:hover { border-color: var(--color-accent); background: rgba(59,130,246,0.05); }
.btn-green { background: var(--color-green); color: #fff; }
.btn-green:hover { background: var(--color-green-hover); }

/* --- Sections --- */
.section { padding: 4rem 0; }
.section-alt { background: var(--color-bg-alt); }

.section-header {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-header h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--color-text-light);
  font-size: 1.05rem;
  max-width: 540px;
  margin: 0 auto;
}

/* --- How It Works --- */
.steps {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.step {
  text-align: center;
  padding: 1.5rem;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: var(--color-accent);
  color: #fff;
  border-radius: 50%;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.step h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--color-text-light);
  font-size: 0.95rem;
}

/* --- What's Included --- */
.included-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.included-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.included-icon {
  flex-shrink: 0;
  color: var(--color-green);
  font-size: 1.3rem;
  line-height: 1;
  margin-top: 0.1rem;
}

.included-item h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.2rem;
}

.included-item p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* --- Pricing --- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  text-align: center;
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-features {
  flex-grow: 1;
}

.pricing-card-featured {
  border: 2px solid var(--color-accent);
  box-shadow: 0 0 40px rgba(59,130,246,0.1);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 1rem;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  line-height: 1;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-light);
}

.pricing-subtitle {
  color: var(--color-text-light);
  margin: 0.5rem 0 1.5rem;
  font-size: 0.95rem;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 2rem;
}

.pricing-features li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pricing-features li:last-child { border-bottom: none; }

.pricing-check {
  color: var(--color-green);
  font-weight: 700;
}

/* --- Portfolio --- */
.work-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.work-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}

.work-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.work-card-preview {
  background: linear-gradient(135deg, #111827 0%, #1e293b 100%);
  padding: 2.5rem 1.5rem;
  text-align: center;
  font-size: 2.5rem;
  min-height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.work-card-body {
  padding: 1.25rem 1.5rem;
}

.work-card-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.3rem;
}

.work-card-body p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

.work-card-link {
  display: inline-block;
  margin-top: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
}

.work-card-cta {
  border-style: dashed;
}

/* --- Contact --- */
.contact-wrapper {
  max-width: 560px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.35rem;
  color: var(--color-primary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--color-text);
  background: var(--color-bg-alt);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
}

.form-group textarea { resize: vertical; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* --- Page Hero (interior pages) --- */
.page-hero {
  padding: 3.5rem 0 2.5rem;
  text-align: center;
  background: linear-gradient(180deg, #0b1121 0%, #111827 100%);
  border-bottom: 1px solid var(--color-border);
}

.page-hero h1 {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 0.75rem;
}

.page-hero h1 .accent { color: var(--color-accent); }

.page-hero p {
  color: var(--color-text-light);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.6;
}

/* --- Highlight Cards (home) --- */
.highlights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.highlight-card {
  padding: 1.25rem 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  text-align: center;
}

.highlight-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.highlight-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
}

/* --- Stats Grid (why page) --- */
.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.stat-card {
  padding: 1.5rem;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-card p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* --- Changes List (why page) --- */
.changes-list {
  max-width: 720px;
  margin: 0 auto;
}

.change-item {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--color-border);
}

.change-item:last-child { border-bottom: none; }

.change-item h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.change-item p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --- Add-ons Grid --- */
.addons-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  max-width: 800px;
  margin: 0 auto;
}

.addon-card {
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.addon-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.3rem;
}

.addon-card p {
  font-size: 0.9rem;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}

.addon-price {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-accent);
}

/* --- Pricing Note --- */
.pricing-note {
  text-align: center;
  margin-top: 1.5rem;
  color: var(--color-text-light);
  font-size: 0.9rem;
}

/* --- Extras List (pricing page) --- */
.extras-list {
  max-width: 640px;
  margin: 0 auto;
}

.extras-list p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
  line-height: 1.6;
}

.extras-list ul {
  list-style: none;
  margin-bottom: 0.75rem;
}

.extras-list li {
  padding: 0.4rem 0;
  font-size: 0.95rem;
  color: var(--color-text-light);
}

.extras-list li::before {
  content: "\2022";
  color: var(--color-accent);
  font-weight: 700;
  margin-right: 0.5rem;
}

.extras-list strong {
  color: var(--color-primary);
}

/* --- FAQ --- */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-question {
  display: block;
  width: 100%;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  float: right;
  font-size: 1.3rem;
  font-weight: 400;
  color: var(--color-text-light);
  transition: transform 0.2s;
}

.faq-item[open] .faq-question::after {
  content: "\2212";
}

.faq-answer {
  padding: 0 0 1.25rem;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --- Footer Nav --- */
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem 1.25rem;
  margin: 1rem 0;
}

.footer-nav a {
  font-size: 0.85rem;
  color: var(--color-text-light);
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--color-accent);
  text-decoration: none;
}

/* --- CTA Banner --- */
.cta-banner {
  background: #111827;
  color: #fff;
  padding: 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.cta-banner::before {
  content: "";
  position: absolute;
  top: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(59,130,246,0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-banner .container { position: relative; z-index: 1; }

.cta-banner h2 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.cta-banner p {
  opacity: 0.8;
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

/* --- Footer --- */
.site-footer {
  background: #080d19;
  border-top: 1px solid var(--color-border);
  padding: 2.5rem 0 1.5rem;
  text-align: center;
}

.footer-inner { margin-bottom: 1.5rem; }

.footer-brand {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.footer-brand span { color: var(--color-accent); }

.footer-inner p {
  color: var(--color-text-light);
  font-size: 0.9rem;
}

.footer-contact { margin-top: 0.5rem; }

.footer-copy {
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* ========================================
   Desktop
   ======================================== */
@media (min-width: 768px) {
  .nav-toggle { display: none; }

  .site-nav {
    display: flex !important;
    position: static;
    border-bottom: none;
    padding: 0;
    flex-direction: row;
    align-items: center;
    gap: 1.5rem;
  }

  .site-nav a {
    padding: 0;
    border-bottom: none;
  }

  .nav-cta { margin-top: 0 !important; }

  .hero { padding: 6rem 0 5rem; }
  .hero h1 { font-size: 3.5rem; }

  .hero-actions {
    flex-direction: row;
    justify-content: center;
  }

  .page-hero { padding: 5rem 0 3.5rem; }
  .page-hero h1 { font-size: 2.8rem; }

  .section { padding: 5rem 0; }

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

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

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

  .stats-grid { grid-template-columns: repeat(2, 1fr); max-width: 800px; margin: 0 auto; }

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

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

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