/* ============================================================
   Fitnetic — styles.css
   Dark fitness aesthetic | Montserrat + Inter
   ============================================================ */

:root {
  --black: #000;
  --dark: #0f1010;
  --dark2: #161818;
  --dark3: #1e2020;
  --orange: #f5693c;
  --orange-dim: rgba(245, 105, 60, 0.15);
  --white: #fff;
  --text-muted: #a0a0a0;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Inter', sans-serif;
  --radius: 16px;
  --radius-sm: 8px;
  --transition: 0.3s ease;
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.15;
  font-weight: 800;
}
h1 { font-size: clamp(2.2rem, 6vw, 4.5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); font-weight: 700; }
p { color: var(--text-muted); line-height: 1.75; }

/* ---- Layout helpers ---- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-pad { padding: 80px 0; }
@media (min-width: 768px) { .section-pad { padding: 120px 0; } }

.tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--orange);
  background: var(--orange-dim);
  border: 1px solid rgba(245,105,60,0.3);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 20px;
}

/* ============================================================
   NAVIGATION
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: background var(--transition), padding var(--transition), backdrop-filter var(--transition);
}
.nav.scrolled {
  background: rgba(15, 16, 16, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo img { height: 36px; width: auto; filter: brightness(0) invert(1); }
.nav__cta .btn-primary { font-size: 0.85rem; padding: 10px 24px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-primary:hover {
  background: #e05530;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(245,105,60,0.35);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: transparent;
  color: var(--white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: 1.5px solid rgba(255,255,255,0.25);
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}
.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255,255,255,0.05);
  transform: translateY(-2px);
}

/* App Store / Play Store buttons */
.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--white);
  color: var(--black);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  padding: 12px 22px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
  line-height: 1.2;
}
.store-btn:hover { background: #e8e8e8; transform: translateY(-2px); }
.store-btn svg { flex-shrink: 0; }
.store-btn__text { display: flex; flex-direction: column; }
.store-btn__sub { font-size: 0.65rem; font-weight: 500; color: #555; text-transform: uppercase; letter-spacing: 0.05em; }
.store-btn__name { font-size: 0.9rem; font-weight: 800; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  background: var(--dark);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  padding-top: 80px;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-image: url('images/hero_bg.svg');
  background-size: cover;
  background-position: center;
  opacity: 0.5;
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
  padding: 60px 0;
}
@media (min-width: 900px) {
  .hero__inner { grid-template-columns: 1fr 1fr; gap: 60px; }
}
.hero__content { text-align: center; }
@media (min-width: 900px) { .hero__content { text-align: left; } }

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  padding: 8px 18px;
  font-size: 0.8rem;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.hero__badge-dot {
  width: 8px; height: 8px;
  background: var(--orange);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero h1 {
  margin-bottom: 24px;
  background: linear-gradient(135deg, #fff 60%, rgba(255,255,255,0.6));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero h1 span { color: var(--orange); -webkit-text-fill-color: var(--orange); }
.hero__sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 36px;
}
@media (min-width: 900px) { .hero__sub { margin: 0 0 36px; } }

.hero__ctas { margin-bottom: 36px; }
.hero__ctas .store-buttons { justify-content: center; }
@media (min-width: 900px) { .hero__ctas .store-buttons { justify-content: flex-start; } }

.hero__social-proof {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}
.hero__avatars { display: flex; }
.hero__avatars img {
  width: 32px; height: 32px;
  border-radius: 50%;
  border: 2px solid var(--dark);
  object-fit: cover;
}
.hero__avatars img + img { margin-left: -8px; }
.hero__stars { color: var(--orange); font-size: 0.75rem; letter-spacing: 1px; }

.hero__mockup {
  display: flex;
  justify-content: center;
  align-items: flex-end;
}
.hero__mockup img {
  max-height: 600px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 24px 60px rgba(0,0,0,0.6));
}

/* ============================================================
   SECTION 2 — NO MORE STARTING OVER
   ============================================================ */
.section-phones {
  background: var(--black);
}
.section-phones__text {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 60px;
}
.section-phones__text h2 { margin-bottom: 20px; }

.phones-row {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  justify-content: center;
  padding-bottom: 8px;
}
.phones-row::-webkit-scrollbar { display: none; }
.phones-row img {
  flex-shrink: 0;
  height: 420px;
  width: auto;
  border-radius: 24px;
  object-fit: cover;
  box-shadow: 0 16px 48px rgba(0,0,0,0.5);
}
@media (max-width: 600px) {
  .phones-row img { height: 300px; }
}

/* ============================================================
   FEATURES
   ============================================================ */
.features {
  background: var(--dark);
}
.features__heading {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.features__heading h2 { margin-bottom: 16px; }
.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) { .features__grid { grid-template-columns: repeat(3, 1fr); } }

.feature-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(245,105,60,0.3);
}
.feature-card__img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}
.feature-card__body { padding: 28px; }
.feature-card__body h3 { margin-bottom: 12px; }
.feature-card__body p { font-size: 0.92rem; }

/* ============================================================
   EXPERT SECTION
   ============================================================ */
.expert {
  background: var(--black);
}
.expert__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 60px;
  align-items: center;
}
@media (min-width: 900px) { .expert__inner { grid-template-columns: 1fr 1fr; } }
.expert__images {
  position: relative;
  display: flex;
  gap: 16px;
  align-items: flex-end;
}
.expert__img-main {
  flex: 1.4;
  border-radius: var(--radius);
  object-fit: cover;
  max-height: 560px;
  width: 100%;
}
.expert__img-secondary {
  flex: 1;
  border-radius: var(--radius);
  object-fit: cover;
  max-height: 380px;
  width: 100%;
}
.expert__badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 8px 16px;
  border-radius: 8px;
}
.expert__content { }
.expert__content h2 { margin-bottom: 16px; }
.expert__content .tag { }
.expert__subtitle {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  color: var(--orange);
  margin-bottom: 16px;
}
.expert__content p { font-size: 1rem; max-width: 480px; }

/* ============================================================
   HOW IT WORKS
   ============================================================ */
.how-it-works {
  background: var(--dark);
}
.how-it-works__heading {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.how-it-works__heading h2 { margin-bottom: 16px; }
.steps-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 768px) { .steps-grid { grid-template-columns: repeat(3, 1fr); } }
.step {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
}
.step__number {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 900;
  color: rgba(245,105,60,0.15);
  line-height: 1;
  margin-bottom: 16px;
}
.step h3 { margin-bottom: 12px; }
.step p { font-size: 0.92rem; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials {
  background: var(--black);
}
.testimonials__heading {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.testimonials__heading h2 { margin-bottom: 16px; }
.testimonials__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
@media (min-width: 768px) { .testimonials__grid { grid-template-columns: repeat(3, 1fr); } }
.testimonial-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.testimonial-card__stars {
  display: flex;
  gap: 3px;
}
.testimonial-card__stars img {
  width: 18px; height: 18px;
}
.testimonial-card__quote {
  font-size: 0.95rem;
  color: var(--white);
  font-style: italic;
  flex: 1;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
}
.testimonial-card__author img {
  width: 44px; height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(245,105,60,0.4);
}
.testimonial-card__name {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.9rem;
}

/* ============================================================
   PRICING
   ============================================================ */
.pricing {
  background: var(--dark);
}
.pricing__heading {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.pricing__heading h2 { margin-bottom: 16px; }
.pricing__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}
@media (min-width: 768px) { .pricing__grid { grid-template-columns: repeat(3, 1fr); } }
.pricing-card {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
  transition: transform var(--transition);
}
.pricing-card:hover { transform: translateY(-4px); }
.pricing-card.best-value {
  border-color: var(--orange);
  box-shadow: 0 0 32px rgba(245,105,60,0.15);
}
.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 6px 18px;
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-card__plan {
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}
.pricing-card__price {
  font-family: var(--font-heading);
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
}
.pricing-card__price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted);
}
.pricing-card__save {
  font-size: 0.8rem;
  color: var(--orange);
  font-family: var(--font-heading);
  font-weight: 700;
}
.pricing-card__features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}
.pricing-card__feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.pricing-card__feature::before {
  content: '';
  width: 18px; height: 18px;
  flex-shrink: 0;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23f5693c'%3E%3Cpath fill-rule='evenodd' d='M16.707 5.293a1 1 0 010 1.414l-8 8a1 1 0 01-1.414 0l-4-4a1 1 0 011.414-1.414L8 12.586l7.293-7.293a1 1 0 011.414 0z' clip-rule='evenodd'/%3E%3C/svg%3E") no-repeat center;
}
.pricing-card .btn-primary { width: 100%; justify-content: center; }
.pricing-card .btn-outline { width: 100%; justify-content: center; }
.pricing__note {
  text-align: center;
  margin-top: 28px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   FAQ
   ============================================================ */
.faq {
  background: var(--black);
}
.faq__heading {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
}
.faq__heading h2 { margin-bottom: 16px; }
.faq__list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  background: var(--dark2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.faq-item__btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 22px 24px;
  background: none;
  border: none;
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: color var(--transition);
}
.faq-item__btn:hover { color: var(--orange); }
.faq-item__icon {
  flex-shrink: 0;
  width: 24px; height: 24px;
  border: 1.5px solid rgba(255,255,255,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition), border-color var(--transition);
}
.faq-item__icon svg { transition: transform var(--transition); }
.faq-item.open .faq-item__icon { border-color: var(--orange); }
.faq-item.open .faq-item__icon svg { transform: rotate(45deg); }
.faq-item__body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding var(--transition);
}
.faq-item.open .faq-item__body { max-height: 200px; }
.faq-item__body p {
  padding: 0 24px 22px;
  font-size: 0.92rem;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.cta-final {
  background: var(--dark);
  text-align: center;
}
.cta-final h2 { margin-bottom: 16px; }
.cta-final p { max-width: 500px; margin: 0 auto 36px; }
.cta-final .store-buttons { justify-content: center; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--black);
  border-top: 1px solid rgba(255,255,255,0.07);
  padding: 40px 0;
}
.footer__inner {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: center;
  text-align: center;
}
@media (min-width: 768px) {
  .footer__inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}
.footer__logo img { height: 28px; width: auto; filter: brightness(0) invert(1); }
.footer__links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer__links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--white); }
.footer__copy {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   UTILS
   ============================================================ */
.text-orange { color: var(--orange); }
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   MOBILE RESPONSIVE FIXES
   ============================================================ */

/* Nav — ensure logo + CTA don't overflow */
@media (max-width: 480px) {
  .nav__inner { padding: 0 16px; }
  .nav__logo img { height: 28px; }
  .nav__cta .btn-primary { font-size: 0.78rem; padding: 9px 16px; }
}

/* Hero — tighter on small screens */
@media (max-width: 480px) {
  .hero { padding-top: 90px; min-height: auto; }
  .hero h1 { font-size: clamp(2.2rem, 11vw, 3.5rem); }
  .hero__sub { font-size: 0.95rem; }
  .hero__inner { gap: 32px; padding: 40px 0 60px; }
  .hero__image img { max-width: 100%; border-radius: 16px; }
}

/* Store buttons — stack on very small screens */
@media (max-width: 400px) {
  .store-buttons { flex-direction: column; align-items: stretch; }
  .store-btn { justify-content: center; }
}

/* Phones row — better scroll on mobile */
@media (max-width: 768px) {
  .phones-row { gap: 12px; padding-bottom: 16px; -webkit-overflow-scrolling: touch; }
  .phones-row img { height: 260px; border-radius: 16px; }
  /* Fade edges to hint at scroll */
  .phones-section .container { position: relative; overflow: visible; }
}

/* Features — single col stays clean */
@media (max-width: 480px) {
  .features__heading { margin-bottom: 40px; }
  .feature-card { border-radius: 16px; }
  .feature-card__img { height: 200px; }
  .feature-card__body { padding: 20px; }
}

/* Expert section */
@media (max-width: 768px) {
  .expert__inner { gap: 32px; }
  .expert__images { gap: 12px; }
  .expert__img-main { border-radius: 16px; }
  .expert__img-secondary { display: none; } /* hide on small screens to reduce clutter */
  .expert__badge { font-size: 0.7rem; padding: 6px 12px; }
}

/* Steps */
@media (max-width: 480px) {
  .steps-grid { gap: 24px; }
  .step { padding: 24px 20px; }
}

/* Testimonials */
@media (max-width: 480px) {
  .testimonials__grid { gap: 16px; }
  .testimonial-card { padding: 24px 20px; }
}

/* Pricing */
@media (max-width: 480px) {
  .pricing__grid { gap: 16px; }
  .pricing-card { padding: 28px 20px; }
  .pricing-card__price { font-size: 2.4rem; }
}

/* FAQ */
@media (max-width: 480px) {
  .faq__item { border-radius: 12px; }
  .faq__question { padding: 18px 20px; font-size: 0.9rem; }
  .faq__answer { padding: 0 20px 18px; font-size: 0.9rem; }
}

/* CTA final */
@media (max-width: 480px) {
  .cta-final h2 { font-size: clamp(1.8rem, 8vw, 2.5rem); }
}

/* Footer */
@media (max-width: 480px) {
  .footer__links { gap: 14px; }
  .footer__links a { font-size: 0.8rem; }
  .footer__copy { font-size: 0.75rem; }
}

/* General container padding on tiny screens */
@media (max-width: 360px) {
  .container { padding: 0 16px; }
}