/* ===== LOCKHART NUTRITION — STYLES ===== */

/* --- CSS Custom Properties --- */
:root {
  --navy-950: #0d1524;
  --navy-900: #1a2744;
  --navy-800: #233254;
  --navy-700: #2c3e66;
  --navy-600: #3a5180;
  --gold-500: #d4a84b;
  --gold-400: #e0b960;
  --gold-300: #ebcf85;
  --gold-200: #f5e0aa;
  --gold-100: #fdf3d8;
  --warm-50: #faf8f5;
  --warm-100: #f5f0ea;
  --warm-200: #ebe4d8;
  --warm-300: #ddd3c4;
  --warm-400: #c4b59e;
  --text-dark: #1a1a1a;
  --text-mid: #4a4a4a;
  --text-light: #6b6b6b;
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(26, 39, 68, 0.06), 0 1px 2px rgba(26, 39, 68, 0.04);
  --shadow-md: 0 4px 16px rgba(26, 39, 68, 0.08), 0 2px 6px rgba(26, 39, 68, 0.04);
  --shadow-lg: 0 12px 40px rgba(26, 39, 68, 0.12), 0 4px 12px rgba(26, 39, 68, 0.06);
  --shadow-xl: 0 24px 60px rgba(26, 39, 68, 0.16);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'DM Serif Display', Georgia, serif;
  --font-body: 'Nunito', 'Segoe UI', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dark);
  background: var(--warm-50);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul { list-style: none; }

/* --- Utility --- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.text-center { text-align: center; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 15px;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gold-500);
  color: var(--navy-900);
  box-shadow: 0 4px 16px rgba(212, 168, 75, 0.35);
}
.btn-primary:hover {
  background: var(--gold-400);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 168, 75, 0.45);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(4px);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.7);
  transform: translateY(-2px);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}
.btn-outline-light:hover {
  background: var(--white);
  color: var(--navy-900);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 18px 36px;
  font-size: 17px;
}

.btn-full {
  width: 100%;
  justify-content: center;
  padding: 16px 28px;
}

/* --- Section Tags --- */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--gold-100);
  color: var(--navy-800);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 8px 18px;
  border-radius: 50px;
  margin-bottom: 16px;
}

.section-tag-light {
  background: rgba(212, 168, 75, 0.2);
  color: var(--gold-300);
}

/* --- Section Titles --- */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--navy-900);
  margin-bottom: 20px;
}

.section-title-light {
  color: var(--white);
}

.gold { color: var(--gold-500); }

.section-desc {
  font-size: 1.1rem;
  color: var(--text-mid);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.8;
}

/* --- NAVBAR --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(26, 39, 68, 0.06);
  transition: var(--transition);
}

.navbar.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--navy-900);
  font-weight: 700;
}

.nav-logo-accent { color: var(--gold-500); }

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

.nav-links a {
  padding: 8px 18px;
  font-weight: 600;
  font-size: 15px;
  color: var(--navy-800);
  border-radius: 50px;
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  background: var(--navy-900);
  color: var(--white);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  color: var(--navy-900);
  transition: var(--transition);
}

.nav-toggle:hover { background: var(--warm-100); }

/* --- HERO --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(13, 21, 36, 0.82) 0%,
    rgba(26, 39, 68, 0.70) 50%,
    rgba(26, 39, 68, 0.55) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: 120px 24px 80px;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(212, 168, 75, 0.18);
  border: 1px solid rgba(212, 168, 75, 0.35);
  color: var(--gold-300);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 10px 20px;
  border-radius: 50px;
  margin-bottom: 28px;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.12;
  color: var(--white);
  margin-bottom: 24px;
  max-width: 700px;
}

.hero-sub {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.hero-stat-num {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--gold-500);
  font-weight: 700;
}

.hero-stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 600;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255, 255, 255, 0.2);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  color: rgba(255, 255, 255, 0.5);
  animation: float 2.5s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* --- ABOUT --- */
.about {
  padding: 100px 0;
  background: var(--warm-50);
}

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

.about-images {
  position: relative;
}

.about-img-main {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-img-main img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-img-secondary {
  position: absolute;
  bottom: -40px;
  right: -30px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 5px solid var(--warm-50);
}

.about-img-secondary img {
  width: 220px;
  height: 220px;
  object-fit: cover;
}

.about-badge {
  position: absolute;
  top: -20px;
  right: 40px;
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--navy-900);
  color: var(--gold-500);
  font-weight: 700;
  font-size: 14px;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
}

.about-text { padding-top: 20px; }

.about-text .section-title { margin-bottom: 24px; }

.about-text > p {
  color: var(--text-mid);
  margin-bottom: 16px;
  font-size: 1.05rem;
  line-height: 1.85;
}

.about-features {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 36px;
}

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.about-feature-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--gold-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-feature strong {
  display: block;
  font-size: 1rem;
  color: var(--navy-900);
  margin-bottom: 2px;
}

.about-feature span {
  font-size: 0.9rem;
  color: var(--text-light);
}

/* --- PRODUCTS --- */
.products {
  padding: 100px 0;
  background: var(--white);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 60px;
}

.product-card {
  background: var(--warm-50);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.product-card-img {
  position: relative;
  overflow: hidden;
}

.product-card-img img {
  width: 100%;
  height: 240px;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.product-card:hover .product-card-img img {
  transform: scale(1.06);
}

.product-card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--gold-500);
  color: var(--navy-900);
  font-weight: 800;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 50px;
}

.product-card-body {
  padding: 24px;
}

.product-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--navy-900);
  margin-bottom: 10px;
}

.product-card-body p {
  color: var(--text-mid);
  font-size: 0.95rem;
  line-height: 1.75;
}

/* --- TESTIMONIALS --- */
.testimonials {
  padding: 100px 0;
  background: var(--navy-900);
}

.testimonials .section-tag {
  background: rgba(212, 168, 75, 0.15);
  color: var(--gold-400);
}

.testimonials .section-title { color: var(--white); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 60px;
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.testimonial-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: 20px;
}

.testimonial-text {
  font-size: 1.05rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 28px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--navy-800);
}

.testimonial-author strong {
  display: block;
  color: var(--white);
  font-size: 0.95rem;
}

.testimonial-author span {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* --- CTA --- */
.cta {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
}

.cta-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(13, 21, 36, 0.88) 0%,
    rgba(26, 39, 68, 0.80) 100%
  );
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content .section-title { margin-bottom: 20px; }

.cta-desc {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.8;
  margin-bottom: 40px;
}

.cta-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

/* --- CONTACT --- */
.contact {
  padding: 100px 0;
  background: var(--warm-50);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-desc {
  font-size: 1.05rem;
  color: var(--text-mid);
  line-height: 1.85;
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.contact-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  background: var(--gold-100);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-item strong {
  display: block;
  font-size: 1rem;
  color: var(--navy-900);
  margin-bottom: 4px;
}

.contact-item span,
.contact-item a {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.6;
}

.contact-item a:hover { color: var(--gold-500); }

/* --- Contact Form --- */
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: var(--shadow-lg);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 8px; }

.form-group label {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--navy-800);
}

.form-group input,
.form-group textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 14px 18px;
  border: 2px solid var(--warm-200);
  border-radius: var(--radius-md);
  background: var(--warm-50);
  color: var(--text-dark);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--gold-500);
  background: var(--white);
  box-shadow: 0 0 0 4px rgba(212, 168, 75, 0.15);
}

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

.form-group textarea { resize: vertical; min-height: 120px; }

.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 48px 24px;
  gap: 16px;
}

.form-success h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  color: var(--navy-900);
}

.form-success p {
  color: var(--text-mid);
  font-size: 1rem;
}

/* --- FOOTER --- */
.footer {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.7);
  padding: 72px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.95rem;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.55);
  max-width: 280px;
}

.footer h4 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 20px;
}

.footer ul { display: flex; flex-direction: column; gap: 12px; }

.footer ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
}

.footer ul li svg { flex-shrink: 0; margin-top: 3px; }

.footer ul a {
  color: rgba(255, 255, 255, 0.6);
  transition: var(--transition);
}

.footer ul a:hover { color: var(--gold-500); }

.footer-hours li {
  justify-content: space-between;
  max-width: 180px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
}

.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.4);
}

/* --- SCROLL REVEAL --- */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1), transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- MOBILE NAV --- */
@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  
  .nav-links {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    gap: 8px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
    border-bottom: 3px solid var(--gold-500);
  }

  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links a {
    width: 100%;
    padding: 14px 18px;
    font-size: 16px;
    border-radius: var(--radius-sm);
  }

  .nav-links a:hover { background: var(--warm-100); color: var(--navy-900); }
}

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
  .products-grid,
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  
  .about-img-secondary { right: 0; }
  
  .hero-content { padding: 120px 24px 100px; }
  
  .hero-stats { gap: 24px; }
  
  .products-grid,
  .testimonials-grid { grid-template-columns: 1fr; max-width: 500px; margin-left: auto; margin-right: auto; }
  
  .form-row { grid-template-columns: 1fr; }
  
  .contact-form-wrap { padding: 28px; }
  
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
  
  .footer-bottom-inner { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .cta-actions { flex-direction: column; align-items: center; }
  .cta-actions .btn { width: 100%; justify-content: center; }
  .hero-stat-divider { display: none; }
  .hero-stats { justify-content: center; }
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}