/**
 * Landing Page Styles
 * Styles for the home/landing page sections
 */

/* Note: scroll-behavior: smooth is in shared.css */

/* Container - matches navbar width exactly */
.landing-container { max-width: var(--grid-max-width); margin: 0 auto; padding: 0 var(--grid-gutter); width: 100%; box-sizing: border-box; }

/* Ensure full-width sections also center their containers */
.landing-section, .landing-cta, .landing-recipe { width: 100%; }

/* Hero Section */
.landing-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--space-2xl) 0;
  position: relative;
  overflow: hidden;
}
.landing-hero::before {
  content: '';
  position: absolute;
  top: 0; right: 0; bottom: 0; left: 0;
  background: radial-gradient(ellipse at 30% 20%, var(--color-accent) 0%, transparent 50%);
  opacity: 0.03;
  pointer-events: none;
}
.landing-hero__grid { display: grid; grid-template-columns: 1fr auto; gap: var(--space-xl); align-items: center; }
.landing-hero__content { max-width: 600px; }
.landing-hero__image { display: flex; flex-direction: column; align-items: center; justify-content: center; position: relative; }
.landing-hero__image img { width: 320px; height: 320px; object-fit: contain; animation: bun-float 4s ease-in-out infinite; position: relative; z-index: 1; }
.landing-hero__shadow { width: 280px; height: 40px; background: radial-gradient(ellipse, rgba(0,0,0,0.35) 0%, transparent 70%); border-radius: 50%; margin-top: -25px; animation: shadow-float 4s ease-in-out infinite; }
.landing-hero__badge { display: inline-block; padding: 4px 12px; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: 20px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-accent); margin-bottom: var(--space-md); }
.landing-hero__title { font-size: clamp(40px, 8vw, 64px); font-weight: 700; line-height: 1.05; margin: 0 0 var(--space-md) 0; letter-spacing: -0.03em; }
.landing-hero__accent { color: var(--color-accent); }
.landing-hero__subtitle { font-size: clamp(18px, 2.5vw, 22px); color: var(--color-gray-mid); line-height: 1.5; margin-bottom: var(--space-lg); max-width: 560px; }
.landing-hero__cta { display: flex; gap: var(--space-sm); flex-wrap: wrap; }
.landing-hero__stats { display: flex; gap: var(--space-lg); margin-top: var(--space-xl); padding-top: var(--space-lg); border-top: 1px solid var(--color-border); }
.landing-stat { text-align: left; }
.landing-stat__value { font-size: 28px; font-weight: 700; color: var(--color-text); line-height: 1; }
.landing-stat__label { font-size: 12px; color: var(--color-gray-mid); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.05em; }

@keyframes bun-float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-24px); } }
@keyframes shadow-float { 0%, 100% { transform: translateY(0) scale(1); opacity: 0.7; } 50% { transform: translateY(12px) scale(0.6); opacity: 0.15; } }

/* Section Common */
.landing-section { min-height: 100vh; padding: var(--space-2xl) 0; display: flex; flex-direction: column; justify-content: center; }
.landing-section--alt { background: var(--color-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
.landing-section--dark { background: var(--color-navbar-bg); color: var(--color-navbar-text); }
.landing-section__label { display: inline-flex; align-items: center; gap: 6px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent); margin-bottom: var(--space-sm); }
.landing-section__label-icon { width: 16px; height: 16px; stroke: currentColor; stroke-width: 1.5; }
.landing-section__title { font-size: clamp(28px, 4vw, 36px); font-weight: 700; line-height: 1.2; margin: 0 0 var(--space-md) 0; max-width: 600px; }

/* Problem Cards */
.landing-problems { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: var(--space-md); margin-top: var(--space-lg); }
.landing-problem { padding: var(--space-md); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--border-radius); }
.landing-problem__icon { margin-bottom: var(--space-sm); }
.landing-problem__icon svg { width: 28px; height: 28px; stroke: var(--color-accent); stroke-width: 1.5; }
.landing-problem h3 { font-size: 16px; margin: 0 0 var(--space-xs) 0; color: var(--color-text); }
.landing-problem p { font-size: 14px; color: var(--color-gray-mid); margin: 0; line-height: 1.5; }
.landing-problem a { color: var(--color-accent); text-decoration: underline; text-underline-offset: 2px; }
.landing-problem a:hover { opacity: 0.8; }

/* Solution Cards */
.landing-solutions { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-lg); margin-top: var(--space-lg); }
.landing-solution { padding: var(--space-lg); background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--border-radius); position: relative; }
.landing-solution::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: var(--color-accent); border-radius: var(--border-radius) var(--border-radius) 0 0; }
.landing-solution__number { font-size: 48px; font-weight: 700; color: var(--color-border); opacity: 0.3; line-height: 1; margin-bottom: var(--space-sm); }
.landing-solution h3 { font-size: 20px; margin: 0 0 var(--space-sm) 0; }
.landing-solution p { font-size: 14px; color: var(--color-gray-mid); margin: 0; line-height: 1.6; }

/* The Recipe Section */
.landing-recipe { min-height: 100vh; padding: var(--space-2xl) 0; background: var(--color-navbar-bg); color: var(--color-navbar-text); text-align: center; display: flex; flex-direction: column; justify-content: center; }
.landing-recipe .landing-section__label { color: var(--color-accent); }
.landing-recipe .landing-section__title { color: var(--color-navbar-text); margin: 0 auto var(--space-sm); }
.landing-recipe__intro { max-width: 600px; margin: 0 auto var(--space-lg); opacity: 0.8; font-size: 16px; }
.landing-recipe__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: var(--space-md); margin-bottom: var(--space-lg); text-align: left; }
.landing-recipe__pillar { padding: var(--space-md); background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--border-radius); }
.landing-recipe__icon { margin-bottom: var(--space-sm); }
.landing-recipe__icon svg { width: 32px; height: 32px; stroke: var(--color-accent); stroke-width: 1.5; }
.landing-recipe__pillar h3 { font-size: 16px; margin: 0 0 var(--space-xs) 0; color: var(--color-navbar-text); }
.landing-recipe__pillar p { font-size: 14px; margin: 0; opacity: 0.7; line-height: 1.5; }
.landing-recipe__rules { display: flex; justify-content: center; gap: var(--space-md); flex-wrap: wrap; margin-bottom: var(--space-lg); }
.landing-recipe__rule { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.landing-recipe__rule code { background: var(--color-accent); color: var(--color-navbar-bg); padding: 6px 12px; border-radius: 4px; font-size: 13px; font-weight: 600; }
.landing-recipe__rule span { font-size: 11px; opacity: 0.6; text-transform: uppercase; letter-spacing: 0.05em; }
.landing-recipe__quote { font-style: italic; opacity: 0.5; font-size: 14px; margin: 0 auto; max-width: 65ch; display: block; }

/* Features Grid */
.landing-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); margin-top: var(--space-lg); }
.landing-feature { padding: var(--space-lg); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--border-radius); }
.landing-feature__icon { width: 40px; height: 40px; stroke: var(--color-accent); stroke-width: 1.5; margin-bottom: var(--space-md); }
.landing-feature h3 { font-size: 18px; margin: 0 0 var(--space-sm) 0; font-weight: 600; }
.landing-feature p { font-size: 14px; color: var(--color-gray-mid); margin: 0; line-height: 1.6; }

/* Tablet: 2 columns, slightly larger UI */
@media (max-width: 900px) {
  .landing-features { grid-template-columns: repeat(2, 1fr); }
  .landing-feature { padding: var(--space-xl); }
  .landing-feature__icon { width: 44px; height: 44px; }
  .landing-feature h3 { font-size: 19px; }
  .landing-feature p { font-size: 15px; }
  .landing-problem { padding: var(--space-lg); }
  .landing-problem__icon svg { width: 32px; height: 32px; }
  .landing-problem h3 { font-size: 17px; }
  .landing-problem p { font-size: 15px; }
  .landing-section__title { font-size: clamp(28px, 5vw, 38px); }
}

/* Mobile: 1 column, touch-friendly sizes */
@media (max-width: 600px) {
  .landing-features { grid-template-columns: 1fr; gap: var(--space-md); }
  .landing-feature { padding: var(--space-xl); }
  .landing-feature__icon { width: 48px; height: 48px; margin-bottom: var(--space-md); }
  .landing-feature h3 { font-size: 20px; margin-bottom: var(--space-sm); }
  .landing-feature p { font-size: 16px; line-height: 1.7; }
  .landing-problems { gap: var(--space-md); }
  .landing-problem { padding: var(--space-lg); }
  .landing-problem__icon svg { width: 36px; height: 36px; }
  .landing-problem h3 { font-size: 18px; }
  .landing-problem p { font-size: 16px; line-height: 1.6; }
  .landing-section__label { font-size: 12px; }
  .landing-section__title { font-size: 28px; }
  .landing-solutions { gap: var(--space-md); }
  .landing-solution { padding: var(--space-lg); }
  .landing-solution h3 { font-size: 18px; }
  .landing-solution p { font-size: 15px; }
  .landing-recipe__pillar { padding: var(--space-lg); }
  .landing-recipe__icon svg { width: 36px; height: 36px; }
  .landing-recipe__pillar h3 { font-size: 17px; }
  .landing-recipe__pillar p { font-size: 15px; }
  /* Note: .btn touch styles are in shared.css */
}

/* Code Preview */
.landing-code { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-lg); margin-top: var(--space-lg); }
.landing-code__block { background: var(--color-navbar-bg); border: 1px solid var(--color-border); border-radius: var(--border-radius); padding: var(--space-md); overflow-x: auto; }
.landing-code__block pre { margin: 0; font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 13px; line-height: 1.6; color: var(--color-navbar-text); }
.landing-code__label { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-gray-mid); margin-bottom: var(--space-sm); }
.landing-code .comment { color: var(--color-gray-mid); }
.landing-code .keyword { color: var(--color-accent); }
.landing-code .string { color: var(--code-string, #4ade80); }
.landing-code .function { color: var(--code-function, var(--color-accent)); }
.landing-code .number { color: var(--code-number, #fb923c); }

/* Testimonials */
.landing-testimonials { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: var(--space-md); margin-top: var(--space-lg); }
.landing-testimonial { padding: var(--space-md); background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--border-radius); }
.landing-testimonial__quote { font-size: 15px; line-height: 1.6; margin: 0 0 var(--space-md) 0; font-style: italic; }
.landing-testimonial__author { display: flex; align-items: center; gap: var(--space-sm); }
.landing-testimonial__avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--color-accent); display: flex; align-items: center; justify-content: center; color: white; font-weight: 600; font-size: 14px; }
.landing-testimonial__name { font-weight: 600; font-size: 14px; }
.landing-testimonial__role { font-size: 12px; color: var(--color-gray-mid); }

/* CTA Section */
.landing-cta { min-height: 100vh; padding: var(--space-2xl) 0; background: var(--color-navbar-bg); color: var(--color-navbar-text); display: flex; flex-direction: column; justify-content: center; }
.landing-cta .landing-container { text-align: center; }
.landing-cta .landing-section__title { color: var(--color-navbar-text); margin: 0 auto var(--space-sm); }
.landing-cta .landing-container > p { color: var(--color-navbar-text); opacity: 0.7; margin: 0 auto var(--space-lg); display: block; max-width: 65ch; }
.landing-cta .btn { background: transparent; border: 2px solid var(--color-navbar-text); color: var(--color-navbar-text); }
.landing-cta .btn:hover { background: var(--color-navbar-text); color: var(--color-navbar-bg); }
.landing-cta .btn-accent { background: var(--color-accent); border-color: var(--color-accent); color: white; }
.landing-cta .btn-accent:hover { background: var(--color-accent-hover); border-color: var(--color-accent-hover); }
.landing-cta__buttons { display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; }

/* FAQ */
.landing-faq { display: grid; grid-template-columns: repeat(auto-fit, minmax(400px, 1fr)); gap: var(--space-md); margin-top: var(--space-lg); }
.landing-faq__item { padding-bottom: var(--space-md); border-bottom: 1px solid var(--color-border); }
.landing-faq__question { font-weight: 600; font-size: 15px; margin-bottom: var(--space-xs); }
.landing-faq__answer { font-size: 14px; color: var(--color-gray-mid); line-height: 1.6; margin: 0; }

/* Responsive - Tablet/Mobile hero */
@media (max-width: 768px) {
  .landing-hero { min-height: 100vh; }
  .landing-hero__grid { grid-template-columns: 1fr; text-align: center; }
  .landing-hero__image { order: -1; margin-bottom: var(--space-md); }
  .landing-hero__image img { width: 200px; height: 200px; }
  .landing-hero__shadow { width: 180px; height: 28px; margin-top: -18px; }
  .landing-hero__content { max-width: 100%; }
  .landing-hero__subtitle { font-size: 18px; }
  .landing-hero__cta { justify-content: center; gap: var(--space-md); }
  .landing-hero__cta .btn { padding: 14px 24px; font-size: 16px; min-height: 48px; }
  .landing-hero__stats { flex-wrap: wrap; gap: var(--space-lg); justify-content: center; }
  .landing-stat__value { font-size: 32px; }
  .landing-stat__label { font-size: 13px; }
  .landing-code { grid-template-columns: 1fr; }
  .landing-faq { grid-template-columns: 1fr; }
  .landing-cta__buttons { flex-direction: column; align-items: center; }
  .landing-cta__buttons .btn { width: 100%; max-width: 280px; padding: 14px 24px; font-size: 16px; min-height: 48px; }
  .landing-recipe__rules { gap: var(--space-sm); }
  .landing-recipe__rule code { padding: 8px 14px; font-size: 14px; }
}