/* =============================================
   ONE DOG TRAINER — Main Stylesheet
   ============================================= */

:root {
  --navy: #1B3A6B;
  --navy-dark: #122847;
  --amber: #F5A623;
  --amber-dark: #D4891A;
  --white: #ffffff;
  --off-white: #F8F9FA;
  --gray-light: #e9ecef;
  --gray: #6c757d;
  --dark: #1a1a1a;
  --font: 'Inter', sans-serif;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 48px rgba(0,0,0,0.12);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--dark);
  line-height: 1.6;
  background: var(--white);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: 2px solid transparent;
}
.btn--primary { background: var(--amber); color: var(--dark); }
.btn--primary:hover { background: var(--amber-dark); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.4); }
.btn--ghost:hover { background: rgba(255,255,255,0.1); }
.btn--outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--outline:hover { background: var(--navy); color: var(--white); }
.btn--nav { background: var(--amber); color: var(--dark); padding: 8px 20px; font-size: 0.9rem; }
.btn--lg { padding: 16px 32px; font-size: 1.1rem; }
.btn--xl { padding: 20px 48px; font-size: 1.2rem; }
.btn--sm { padding: 8px 16px; font-size: 0.85rem; }

/* ---- NAV ---- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-light);
  padding: 16px 0;
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--navy);
  text-decoration: none;
}
.nav__links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}
.nav__links a {
  text-decoration: none;
  color: var(--dark);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.2s;
}
.nav__links a:hover { color: var(--navy); }

/* ---- HERO ---- */
.hero {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  color: var(--white);
  padding: 100px 0 80px;
}
.hero__badge {
  display: inline-block;
  background: rgba(245,166,35,0.2);
  color: var(--amber);
  border: 1px solid var(--amber);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 24px;
}
.hero__headline {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
}
.hero__sub {
  font-size: 1.2rem;
  max-width: 640px;
  color: rgba(255,255,255,0.85);
  margin-bottom: 40px;
  line-height: 1.7;
}
.hero__cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 60px;
}
.hero__stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 40px;
}
.stat__num {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  color: var(--amber);
}
.stat__label {
  display: block;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  margin-top: 4px;
}

/* ---- SECTIONS ---- */
.section { padding: 80px 0; }
.section--light { background: var(--off-white); }
.section--dark { background: var(--navy); color: var(--white); }
.section--cta { text-align: center; padding: 100px 0; }
.section--cta h2 { font-size: clamp(1.8rem, 4vw, 3rem); font-weight: 900; margin-bottom: 16px; }
.section--cta p { font-size: 1.2rem; color: rgba(255,255,255,0.8); margin-bottom: 40px; }
.section__header { text-align: center; margin-bottom: 56px; }
.section__header h2 { font-size: clamp(1.6rem, 3.5vw, 2.5rem); font-weight: 800; margin-bottom: 12px; }
.section__header p { font-size: 1.1rem; color: var(--gray); max-width: 600px; margin: 0 auto; }
.section--dark .section__header p { color: rgba(255,255,255,0.7); }

/* ---- GRID ---- */
.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid--5 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }

/* ---- CARDS ---- */
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card__icon { font-size: 2rem; margin-bottom: 16px; }
.card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 12px; color: var(--navy); }
.card p { color: var(--gray); line-height: 1.6; font-size: 0.95rem; }

/* ---- STORY ---- */
.story { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.story__tag {
  display: inline-block;
  color: var(--amber);
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.story__text h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); font-weight: 800; margin-bottom: 20px; }
.story__text p { color: rgba(255,255,255,0.8); line-height: 1.7; margin-bottom: 16px; }
.story__text strong { color: var(--amber); }
.story__quote {
  background: rgba(255,255,255,0.07);
  border-left: 4px solid var(--amber);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 32px;
}
.story__quote blockquote { font-size: 1.1rem; line-height: 1.7; color: rgba(255,255,255,0.9); font-style: italic; margin-bottom: 16px; }
.story__quote cite { color: var(--amber); font-weight: 600; font-size: 0.9rem; font-style: normal; }

/* ---- PROBLEMS GRID ---- */
.problems__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
  margin-bottom: 40px;
}
.problem__item {
  background: var(--white);
  border: 2px solid var(--gray-light);
  border-radius: 8px;
  padding: 14px 18px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--dark);
  transition: all 0.2s;
  cursor: pointer;
}
.problem__item:hover { border-color: var(--amber); background: #FFF8ED; color: var(--navy); }
.problems__more { text-align: center; }
.problems__more p { color: var(--gray); margin-bottom: 24px; font-style: italic; }

/* ---- SENSES ---- */
.sense__card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.2s;
}
.sense__card:hover { transform: translateY(-4px); }
.sense__icon { font-size: 2.5rem; margin-bottom: 12px; }
.sense__card h4 { font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.sense__card p { font-size: 0.85rem; color: var(--gray); line-height: 1.5; margin-bottom: 16px; }
.sense__card a { font-size: 0.85rem; font-weight: 600; color: var(--amber-dark); text-decoration: none; }
.sense__card a:hover { text-decoration: underline; }

/* ---- PRICING ---- */
.pricing__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  align-items: start;
}
.pricing__card {
  background: var(--white);
  border: 2px solid var(--gray-light);
  border-radius: var(--radius);
  padding: 40px 32px;
  text-align: center;
  position: relative;
}
.pricing__card--featured {
  border-color: var(--amber);
  box-shadow: 0 0 0 4px rgba(245,166,35,0.15), var(--shadow-lg);
  transform: scale(1.03);
}
.pricing__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--amber);
  color: var(--dark);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 4px 16px;
  border-radius: 100px;
}
.pricing__card h3 { font-size: 1.1rem; font-weight: 700; color: var(--navy); margin-bottom: 16px; }
.pricing__price { font-size: 3rem; font-weight: 900; color: var(--navy); margin-bottom: 16px; }
.pricing__card p { color: var(--gray); font-size: 0.95rem; margin-bottom: 24px; line-height: 1.6; }

/* ---- BOOKS ---- */
.books__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}
.book__card {
  background: var(--off-white);
  border-radius: var(--radius);
  padding: 24px;
  border: 1px solid var(--gray-light);
}
.book__card h4 { font-weight: 700; color: var(--navy); margin-bottom: 8px; font-size: 0.95rem; }
.book__author { color: var(--gray); font-size: 0.85rem; margin-bottom: 16px; }

/* ---- FOOTER ---- */
.footer { background: var(--dark); color: rgba(255,255,255,0.7); padding: 60px 0 0; }
.footer__inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 48px; }
.footer__logo { font-size: 1.25rem; font-weight: 800; color: var(--white); margin-bottom: 12px; }
.footer__brand p { font-size: 0.9rem; line-height: 1.6; margin-bottom: 8px; }
.footer__links h4 { color: var(--white); font-weight: 700; margin-bottom: 16px; }
.footer__links ul { list-style: none; }
.footer__links li { margin-bottom: 10px; }
.footer__links a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.9rem; transition: color 0.2s; }
.footer__links a:hover { color: var(--amber); }
.footer__bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 24px; text-align: center; font-size: 0.85rem; }

/* ---- ABOUT PAGE ---- */
.page-hero { background: linear-gradient(135deg, var(--navy-dark), var(--navy)); color: var(--white); padding: 80px 0; text-align: center; }
.page-hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 900; margin-bottom: 16px; }
.page-hero p { font-size: 1.2rem; color: rgba(255,255,255,0.8); max-width: 600px; margin: 0 auto; }
.content-section { max-width: 800px; margin: 0 auto; padding: 80px 24px; }
.content-section h2 { font-size: 2rem; font-weight: 800; color: var(--navy); margin-bottom: 20px; }
.content-section p { font-size: 1.05rem; line-height: 1.8; color: #333; margin-bottom: 20px; }
.content-section strong { color: var(--navy); }
.highlight-box { background: var(--off-white); border-left: 4px solid var(--amber); border-radius: 0 var(--radius) var(--radius) 0; padding: 24px 28px; margin: 32px 0; }
.highlight-box p { margin: 0; font-style: italic; font-size: 1.05rem; color: var(--navy); }

/* ---- PROBLEMS PAGE ---- */
.problems__list { max-width: 900px; margin: 0 auto; }
.problem__block { background: var(--white); border-radius: var(--radius); padding: 32px; margin-bottom: 20px; box-shadow: var(--shadow); border-left: 4px solid var(--amber); }
.problem__number { font-size: 0.8rem; font-weight: 700; color: var(--amber); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.problem__block h3 { font-size: 1.2rem; font-weight: 800; color: var(--navy); margin-bottom: 16px; }
.problem__why, .problem__fix { margin-bottom: 12px; }
.problem__why strong, .problem__fix strong { color: var(--navy); }
.problem__block .btn { margin-top: 16px; }

/* ---- SHOP PAGE ---- */
.shop__grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.video__card { background: var(--white); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); border: 2px solid var(--gray-light); transition: all 0.2s; }
.video__card:hover { border-color: var(--amber); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.video__number { font-size: 0.75rem; font-weight: 700; color: var(--amber); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.video__card h3 { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 12px; }
.video__card p { font-size: 0.9rem; color: var(--gray); line-height: 1.5; margin-bottom: 20px; }
.video__price { font-size: 1.5rem; font-weight: 900; color: var(--navy); margin-bottom: 16px; }
.coming-soon { display: inline-block; background: var(--gray-light); color: var(--gray); padding: 6px 14px; border-radius: 6px; font-size: 0.8rem; font-weight: 600; }

/* ---- LEARN PAGE ---- */
.sense__section { max-width: 800px; margin: 0 auto 60px; padding: 0 24px; scroll-margin-top: 80px; }
.sense__section h2 { font-size: 1.8rem; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.sense__section .sense__emoji { font-size: 3rem; margin-bottom: 16px; }
.sense__section p { font-size: 1.05rem; line-height: 1.8; color: #333; margin-bottom: 16px; }
.sense__training { background: var(--navy); color: var(--white); border-radius: var(--radius); padding: 28px 32px; margin-top: 24px; }
.sense__training h4 { color: var(--amber); font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.sense__training p { color: rgba(255,255,255,0.85); font-size: 0.95rem; margin-bottom: 12px; }
.sense__training ul { padding-left: 20px; }
.sense__training li { color: rgba(255,255,255,0.85); font-size: 0.95rem; margin-bottom: 8px; line-height: 1.6; }

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .nav__links { display: none; }
  .story { grid-template-columns: 1fr; gap: 40px; }
  .footer__inner { grid-template-columns: 1fr; gap: 32px; }
  .pricing__card--featured { transform: none; }
  .hero__stats { gap: 24px; }
  .grid--5 { grid-template-columns: repeat(2, 1fr); }
}