/* ============================================================
   SEQ Bike Packing — Design System
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Inter:wght@300;400;500;600&display=swap');

/* ── Tokens ─────────────────────────────────────────────── */
:root {
  --green-deep:   #1a3a2a;
  --green-mid:    #2a5c3f;
  --green-light:  #3d7a57;
  --amber:        #e8a020;
  --amber-light:  #f5c060;
  --offwhite:     #f8f5f0;
  --white:        #ffffff;
  --dark:         #0d1a12;
  --text-muted:   #6b7a72;
  --card-bg:      #ffffff;

  --font-heading: 'Outfit', sans-serif;
  --font-body:    'Inter', sans-serif;

  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --shadow-card: 0 4px 24px rgba(0,0,0,.10), 0 1px 4px rgba(0,0,0,.06);
  --shadow-hover: 0 16px 48px rgba(26,58,42,.22), 0 4px 12px rgba(0,0,0,.10);

  --transition: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--offwhite);
  color: var(--dark);
  line-height: 1.6;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* ── Nav ─────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 68px;
  background: rgba(13, 26, 18, 0.55);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: background 0.4s ease;
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav__logo-icon {
  width: 32px; height: 32px;
  background: var(--amber);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__link {
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,.10);
  color: var(--white);
  font-size: 1rem;
  transition: background 0.25s ease, transform 0.25s ease;
}
.nav__link:hover {
  background: var(--amber);
  transform: scale(1.1);
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  position: relative;
  height: 100dvh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('hero.jpg');
  background-size: cover;
  background-position: center 30%;
  transform: scale(1.06);
  transition: transform 12s ease-out;
}
.hero__bg.loaded { transform: scale(1); }

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(13,26,18,.72) 0%,
    rgba(13,26,18,.45) 50%,
    rgba(13,26,18,.75) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 1.5rem;
  max-width: 760px;
  animation: heroFadeUp 1.1s ease-out both;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(232,160,32,.18);
  border: 1px solid rgba(232,160,32,.45);
  border-radius: 100px;
  padding: 6px 16px;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber-light);
  margin-bottom: 1.5rem;
  animation: heroFadeUp 1s 0.15s ease-out both;
}

.hero__badge span { font-size: 1rem; }

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--white);
  margin-bottom: 1.25rem;
  animation: heroFadeUp 1s 0.25s ease-out both;
}

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

.hero__tagline {
  font-size: clamp(1rem, 2.2vw, 1.25rem);
  font-weight: 400;
  color: rgba(255,255,255,.82);
  max-width: 540px;
  margin: 0 auto 2.5rem;
  line-height: 1.7;
  animation: heroFadeUp 1s 0.35s ease-out both;
}

.hero__cta-group {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  animation: heroFadeUp 1s 0.45s ease-out both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: transform 0.22s var(--transition), box-shadow 0.22s ease, background 0.22s ease;
}

.btn--primary {
  background: var(--amber);
  color: var(--dark);
  box-shadow: 0 4px 20px rgba(232,160,32,.40);
}
.btn--primary:hover {
  background: var(--amber-light);
  transform: translateY(-3px) scale(1.03);
  box-shadow: 0 8px 32px rgba(232,160,32,.55);
}

.btn--ghost {
  background: rgba(255,255,255,.12);
  color: var(--white);
  border: 1px solid rgba(255,255,255,.30);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover {
  background: rgba(255,255,255,.22);
  transform: translateY(-3px) scale(1.03);
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.55);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  animation: bounce 2.5s ease-in-out infinite;
}

.hero__scroll-arrow {
  width: 24px; height: 24px;
  border-right: 2px solid rgba(255,255,255,.50);
  border-bottom: 2px solid rgba(255,255,255,.50);
  transform: rotate(45deg);
  border-radius: 2px;
}

/* ── Section Shared ───────────────────────────────────────── */
.section {
  padding: 96px 5%;
}

.section__eyebrow {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 0.75rem;
}

.section__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: var(--green-deep);
  margin-bottom: 1rem;
}

.section__sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 520px;
  line-height: 1.75;
}

/* ── Services Section ─────────────────────────────────────── */
.services {
  background: var(--offwhite);
}

.services__header {
  margin-bottom: 3.5rem;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem 2rem;
  box-shadow: var(--shadow-card);
  border: 1px solid rgba(0,0,0,.04);
  position: relative;
  overflow: hidden;
  transition: transform 0.35s var(--transition), box-shadow 0.35s ease;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 5px; height: 100%;
  background: var(--green-light);
  border-radius: 0 4px 4px 0;
  transition: width 0.35s ease, background 0.35s ease;
}

.service-card:hover {
  transform: translateY(-10px) scale(1.015);
  box-shadow: var(--shadow-hover);
}

.service-card:hover::before {
  width: 100%;
  background: linear-gradient(135deg, var(--green-deep), var(--green-mid));
  border-radius: 0;
}

.service-card:hover .service-card__icon,
.service-card:hover .service-card__title,
.service-card:hover .service-card__body {
  color: var(--white);
  position: relative; z-index: 1;
}

.service-card:hover .service-card__icon {
  background: rgba(255,255,255,.15);
}

.service-card:hover .service-card__tag {
  background: rgba(255,255,255,.18);
  color: var(--amber-light);
}

.service-card__icon {
  width: 58px; height: 58px;
  border-radius: var(--radius-sm);
  background: rgba(61,122,87,.10);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
  transition: background 0.35s ease;
  position: relative; z-index: 1;
}

.service-card__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--green-deep);
  margin-bottom: 0.75rem;
  position: relative; z-index: 1;
  transition: color 0.35s ease;
}

.service-card__body {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.75;
  position: relative; z-index: 1;
  transition: color 0.35s ease;
}

.service-card__tag {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 4px 12px;
  background: rgba(61,122,87,.10);
  color: var(--green-light);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 100px;
  position: relative; z-index: 1;
  transition: background 0.35s ease, color 0.35s ease;
}

/* ── Newsletter / CTA ─────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--green-deep) 0%, #0f2a1e 50%, #1c3d2c 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 420px; height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(232,160,32,.12) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -40px;
  width: 300px; height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(61,122,87,.20) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section .section__eyebrow { color: var(--amber-light); }
.cta-section .section__title   { color: var(--white); }
.cta-section .section__sub     { color: rgba(255,255,255,.68); }

.cta-section__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.cta-section__perks {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

.perk {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  color: rgba(255,255,255,.78);
}

.perk__icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(232,160,32,.18);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.cta-section__form {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(12px);
}

.cta-section__form h3 {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.cta-section__form p {
  font-size: 0.88rem;
  color: rgba(255,255,255,.58);
  margin-bottom: 1.75rem;
}

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

.form-input {
  width: 100%;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.08);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.25s ease, background 0.25s ease;
}
.form-input::placeholder { color: rgba(255,255,255,.38); }
.form-input:focus {
  border-color: var(--amber);
  background: rgba(255,255,255,.12);
}

.form-submit {
  width: 100%;
  justify-content: center;
  border-radius: var(--radius-sm);
  padding: 15px;
  font-size: 1rem;
}

.form-note {
  font-size: 0.75rem;
  color: rgba(255,255,255,.38);
  text-align: center;
  margin-top: 0.75rem;
}

/* ── Footer ───────────────────────────────────────────────── */
.footer {
  background: var(--dark);
  padding: 56px 5% 32px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: center;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 2rem;
}

.footer__brand {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 0.5rem;
}

.footer__tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,.42);
}

.footer__socials {
  display: flex;
  gap: 10px;
}

.footer__social {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.10);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.65);
  font-size: 1.1rem;
  transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
}
.footer__social:hover {
  background: var(--amber);
  color: var(--dark);
  border-color: var(--amber);
  transform: translateY(-3px);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.78rem;
  color: rgba(255,255,255,.30);
}

/* ── Animations ───────────────────────────────────────────── */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(10px); }
}

/* Scroll-reveal */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal-stagger.visible > *:nth-child(1) { opacity:1; transform:none; transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { opacity:1; transform:none; transition-delay: 0.15s; }
.reveal-stagger.visible > *:nth-child(3) { opacity:1; transform:none; transition-delay: 0.25s; }
.reveal-stagger.visible > *:nth-child(4) { opacity:1; transform:none; transition-delay: 0.35s; }

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .cta-section__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .footer__inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .section { padding: 72px 6%; }
  .nav { padding: 0 6%; }
  .hero__cta-group { flex-direction: column; align-items: center; }
  .footer__bottom { flex-direction: column; text-align: center; }
}