/* =========================================================
   PedalPop — Styles
   Color palette: Orange #FF6B2B, Green #1A7A4A, Blue #1E6FA8
   ========================================================= */

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

:root {
  --orange: #FF6B2B;
  --orange-dark: #e55718;
  --orange-light: #fff1eb;
  --green: #1A7A4A;
  --green-dark: #135c37;
  --green-light: #eaf5ef;
  --blue: #1E6FA8;
  --blue-light: #e8f2fa;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-600: #4b5563;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --white: #ffffff;

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 20px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.10), 0 12px 32px rgba(0,0,0,0.08);
  --transition: 0.18s ease;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

img, svg {
  display: block;
}

/* =========================================================
   BUTTONS
   ========================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn--primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}

.btn--primary:hover {
  background: var(--orange-dark);
  border-color: var(--orange-dark);
  box-shadow: 0 4px 14px rgba(255, 107, 43, 0.35);
}

.btn--outline {
  background: transparent;
  color: var(--gray-800);
  border-color: var(--gray-200);
}

.btn--outline:hover {
  border-color: var(--orange);
  color: var(--orange);
}

.btn--ghost {
  background: transparent;
  color: var(--green);
  border-color: var(--green);
  font-size: 0.875rem;
  padding: 0.625rem 1.25rem;
}

.btn--ghost:hover {
  background: var(--green);
  color: var(--white);
}

.btn--nav {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
  padding: 0.5rem 1.125rem;
  font-size: 0.875rem;
}

.btn--nav:hover {
  background: var(--orange-dark);
  border-color: var(--orange-dark);
}

.btn--lg {
  font-size: 1rem;
  padding: 0.9375rem 2rem;
}

.btn--full {
  width: 100%;
}

/* =========================================================
   SECTION SHARED
   ========================================================= */

.section-label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 0.75rem;
}

.section-header {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 3.5rem;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--gray-900);
  line-height: 1.2;
  margin-bottom: 1rem;
}

.section-sub {
  font-size: 1.0625rem;
  color: var(--gray-600);
  line-height: 1.7;
}

/* =========================================================
   NAVIGATION
   ========================================================= */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--gray-900);
  flex-shrink: 0;
}

.nav__logo svg {
  color: var(--orange);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__links a:not(.btn) {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: color var(--transition);
}

.nav__links a:not(.btn):hover {
  color: var(--orange);
}

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

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-800);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav__toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav__toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav__mobile {
  display: none;
  flex-direction: column;
  gap: 0;
  padding: 16px 24px 20px;
  border-top: 1px solid var(--gray-100);
  background: var(--white);
}

.nav__mobile a:not(.btn) {
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-700);
  border-bottom: 1px solid var(--gray-100);
}

.nav__mobile .btn {
  margin-top: 16px;
}

.nav__mobile.open {
  display: flex;
}

/* =========================================================
   HERO
   ========================================================= */

.hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #fffaf7 0%, #f0f9f4 100%);
  padding: 80px 0 100px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero__circle {
  position: absolute;
  border-radius: 50%;
}

.hero__circle--1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 107, 43, 0.12) 0%, transparent 70%);
  top: -100px;
  right: -100px;
}

.hero__circle--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(26, 122, 74, 0.10) 0%, transparent 70%);
  bottom: -80px;
  left: -80px;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--green-light);
  color: var(--green);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.375rem 0.875rem;
  border-radius: 100px;
  margin-bottom: 1.25rem;
}

.hero__badge::before {
  content: '';
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--green);
  border-radius: 50%;
}

.hero__title {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 900;
  color: var(--gray-900);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1.25rem;
}

.hero__title em {
  font-style: normal;
  color: var(--orange);
}

.hero__sub {
  font-size: 1.125rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 2rem;
  max-width: 480px;
}

.hero__cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}

.hero__stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero__stats li {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.hero__stats strong {
  font-size: 1.625rem;
  font-weight: 800;
  color: var(--gray-900);
}

.hero__stats span {
  font-size: 0.8125rem;
  color: var(--gray-400);
  font-weight: 500;
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__bike {
  width: 100%;
  max-width: 420px;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.10));
}

/* =========================================================
   BIKES
   ========================================================= */

.bikes {
  padding: 96px 0;
  background: var(--white);
}

.bikes__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.bike-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.bike-card:hover {
  border-color: var(--orange);
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.bike-card__icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.bike-card__icon svg {
  width: 32px;
  height: 32px;
}

.bike-card__icon--city {
  background: var(--blue-light);
  color: var(--blue);
}

.bike-card__icon--mountain {
  background: var(--green-light);
  color: var(--green);
}

.bike-card__icon--electric {
  background: #fff9e6;
  color: #c47f00;
}

.bike-card__icon--cruiser {
  background: var(--orange-light);
  color: var(--orange);
}

.bike-card__name {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.625rem;
}

.bike-card__desc {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  flex: 1;
}

.bike-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
  margin-bottom: 1.5rem;
}

.bike-card__features li {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gray-600);
  padding-left: 1rem;
  position: relative;
}

.bike-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--orange);
}

/* =========================================================
   PRICING
   ========================================================= */

.pricing {
  padding: 96px 0;
  background: var(--gray-50);
}

.pricing__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.pricing-card--featured {
  border-color: var(--orange);
  background: linear-gradient(180deg, #fff9f6 0%, var(--white) 40%);
}

.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.3125rem 0.875rem;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card__header {
  margin-bottom: 1.75rem;
}

.pricing-card__header h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 0.75rem;
}

.pricing-card__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.pricing-card__amount {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--gray-900);
  line-height: 1;
}

.pricing-card--featured .pricing-card__amount {
  color: var(--orange);
}

.pricing-card__unit {
  font-size: 0.9375rem;
  color: var(--gray-400);
  font-weight: 500;
}

.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex: 1;
}

.pricing-card__features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--gray-700);
  font-weight: 500;
}

.pricing-card__features li svg {
  flex-shrink: 0;
  color: var(--green);
}

.pricing-card__feature--muted {
  color: var(--gray-400) !important;
}

.pricing-card__feature--muted svg {
  color: var(--gray-300) !important;
}

.pricing__note {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.9375rem;
  color: var(--gray-500);
}

/* =========================================================
   WHY US
   ========================================================= */

.why {
  padding: 80px 0;
  background: var(--green);
}

.why__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.why__item {
  text-align: center;
}

.why__icon {
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  color: var(--white);
}

.why__icon svg {
  width: 28px;
  height: 28px;
}

.why__item h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.why__item p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.6;
}

/* =========================================================
   CONTACT
   ========================================================= */

.contact {
  padding: 96px 0;
  background: var(--white);
}

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

.contact__info .section-title {
  text-align: left;
}

.contact__info p {
  font-size: 1rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.contact__details li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9375rem;
  color: var(--gray-700);
}

.contact__details li svg {
  color: var(--orange);
  flex-shrink: 0;
}

.contact__form-wrap {
  background: var(--gray-50);
  border: 1.5px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--gray-700);
}

.form-group input,
.form-group textarea {
  font-family: var(--font);
  font-size: 0.9375rem;
  color: var(--gray-900);
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
  width: 100%;
  resize: vertical;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--gray-400);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 43, 0.12);
}

.form-group input.invalid,
.form-group textarea.invalid {
  border-color: #dc2626;
}

.form-error {
  font-size: 0.8125rem;
  color: #dc2626;
  font-weight: 500;
  min-height: 1em;
}

.form-success {
  display: none;
  background: var(--green-light);
  color: var(--green-dark);
  border: 1.5px solid #a7f3d0;
  border-radius: var(--radius-sm);
  padding: 0.875rem 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  text-align: center;
}

.form-success.visible {
  display: block;
}

/* =========================================================
   FOOTER
   ========================================================= */

.footer {
  background: var(--gray-900);
  padding: 40px 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer .nav__logo {
  color: var(--white);
}

.footer .nav__logo svg {
  color: var(--orange);
}

.footer__brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer__brand p {
  font-size: 0.875rem;
  color: var(--gray-400);
}

.footer__links {
  display: flex;
  gap: 1.5rem;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--gray-400);
  font-weight: 500;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--white);
}

.footer__copy {
  font-size: 0.8125rem;
  color: var(--gray-600);
}

/* =========================================================
   RESPONSIVE — Tablet
   ========================================================= */

@media (max-width: 1024px) {
  .bikes__grid,
  .pricing__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero__inner {
    gap: 40px;
  }
}

@media (max-width: 900px) {
  .why__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* =========================================================
   RESPONSIVE — Mobile
   ========================================================= */

@media (max-width: 768px) {
  .nav__links {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .hero {
    padding: 60px 0 72px;
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero__visual {
    order: -1;
  }

  .hero__bike {
    max-width: 280px;
    margin: 0 auto;
  }

  .hero__stats {
    gap: 1.5rem;
  }

  .hero__cta {
    flex-direction: column;
    max-width: 320px;
  }

  .hero__cta .btn {
    width: 100%;
    justify-content: center;
  }

  .bikes {
    padding: 64px 0;
  }

  .bikes__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .pricing {
    padding: 64px 0;
  }

  .pricing__grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

  .why__grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .contact__inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .contact__form-wrap {
    padding: 24px 20px;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }

  .footer__brand {
    flex-direction: column;
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .hero__title {
    font-size: 2rem;
  }

  .why__grid {
    grid-template-columns: 1fr;
  }

  .section-title {
    font-size: 1.75rem;
  }
}