/* ===== LUNG CLEAR PRO — STYLES.CSS ===== */
/* Design: Medical Professional + Premium Clean */
/* Fonts: Montserrat (headings) + Open Sans (body) */

:root {
  --primary: #0a6cf6;
  --primary-dark: #0550c8;
  --secondary: #00c896;
  --accent: #f5a623;
  --danger: #e53e3e;
  --dark: #0d1b2a;
  --dark2: #1a2f4a;
  --gray: #6b7280;
  --light: #f0f9ff;
  --white: #ffffff;
  --radius: 16px;
  --shadow: 0 8px 32px rgba(10,108,246,0.12);
  --shadow-lg: 0 20px 60px rgba(10,108,246,0.18);
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
}

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; -ms-text-size-adjust: 100%; }
* { -webkit-tap-highlight-color: transparent; }
body { font-family: 'Open Sans', sans-serif; color: var(--dark); background: var(--white); overflow-x: hidden; line-height: 1.7; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
input, select, textarea { font-size: 16px; }

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5 { font-family: 'Montserrat', sans-serif; font-weight: 800; line-height: 1.2; }
h1 { font-size: clamp(26px, 5vw, 52px); }
h2 { font-size: clamp(22px, 3.5vw, 40px); }
h3 { font-size: clamp(18px, 2.5vw, 26px); }
h4 { font-size: clamp(16px, 2vw, 20px); }
p { font-size: 16px; line-height: 1.8; }

/* === CONTAINER === */
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; width: 100%; }

/* === BUTTONS === */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 16px 32px; border-radius: 50px; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 16px; cursor: pointer; border: none; transition: var(--transition); text-align: center; min-height: 48px; white-space: nowrap; }
.btn:hover { transform: scale(1.05); box-shadow: var(--shadow-lg); }
.btn:active { transform: scale(0.98); }
.btn-hero { background: linear-gradient(135deg, #f5a623, #e08600); color: var(--white); font-size: 18px; padding: 20px 40px; width: 100%; max-width: 480px; box-shadow: 0 8px 30px rgba(245,166,35,0.4); }
.btn-primary { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--white); }
.btn-nav { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--white); padding: 10px 24px; font-size: 14px; }
.btn-cta-mobile { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--white); width: 100%; margin-top: 12px; }
.btn-order { background: linear-gradient(135deg, #f5a623, #e08600); color: var(--white); width: 100%; font-size: 15px; padding: 14px 20px; }
.btn-order-pop { background: linear-gradient(135deg, var(--secondary), #00a07a); color: var(--white); width: 100%; font-size: 15px; padding: 14px 20px; }
.btn-final { background: linear-gradient(135deg, #f5a623, #e08600); color: var(--white); font-size: 20px; padding: 22px 48px; width: 100%; max-width: 500px; box-shadow: 0 10px 40px rgba(245,166,35,0.5); animation: pulse 2s infinite; }
.btn-exit { background: linear-gradient(135deg, #f5a623, #e08600); color: #fff; width: 100%; font-size: 17px; padding: 18px 24px; margin-top: 12px; }

@keyframes pulse { 0%,100% { box-shadow: 0 10px 40px rgba(245,166,35,0.5); } 50% { box-shadow: 0 10px 60px rgba(245,166,35,0.8); } }

/* === SECTION TITLES === */
.section-title { text-align: center; margin-bottom: 12px; }
.section-sub { text-align: center; color: var(--gray); font-size: 17px; margin-bottom: 48px; }
.accent { color: var(--primary); }
.highlight { background: linear-gradient(135deg, #f5a623, #e08600); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

/* === NAVBAR === */
.navbar { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid rgba(10,108,246,0.1); transition: var(--transition); }
.navbar.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.1); }
.nav-container { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; max-width: 1200px; margin: 0 auto; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 18px; color: var(--primary); }
.logo img { width: 40px; height: 40px; border-radius: 8px; object-fit: cover; }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 14px; color: var(--dark); transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 8px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--dark); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; flex-direction: column; padding: 16px 20px 20px; gap: 12px; background: var(--white); border-top: 1px solid rgba(10,108,246,0.1); }
.mobile-menu a { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 16px; color: var(--dark); padding: 10px 0; border-bottom: 1px solid #f0f0f0; }
.mobile-menu.open { display: flex; }

/* === HERO === */
.hero { position: relative; min-height: 100vh; padding: 100px 0 60px; overflow: hidden; background: linear-gradient(135deg, #e8f4ff 0%, #f0fff8 50%, #e8f4ff 100%); }
.hero-bg-anim { position: absolute; inset: 0; background: radial-gradient(ellipse at 20% 50%, rgba(10,108,246,0.08) 0%, transparent 60%), radial-gradient(ellipse at 80% 20%, rgba(0,200,150,0.08) 0%, transparent 50%); pointer-events: none; }
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.hero-image { display: flex; justify-content: center; align-items: center; }
.hero-img-wrap { position: relative; display: inline-block; }
.hero-bottle { width: 100%; max-width: 380px; margin: 0 auto; animation: floatBottle 4s ease-in-out infinite; filter: drop-shadow(0 20px 40px rgba(10,108,246,0.2)); }
@keyframes floatBottle { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-18px); } }
.hero-glow { position: absolute; bottom: -20px; left: 50%; transform: translateX(-50%); width: 200px; height: 40px; background: radial-gradient(ellipse, rgba(10,108,246,0.25) 0%, transparent 70%); border-radius: 50%; }
.hero-badge { position: absolute; top: 10%; left: -10%; background: var(--white); border-radius: 50px; padding: 8px 16px; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px; color: var(--secondary); box-shadow: var(--shadow); animation: badgeFloat1 3s ease-in-out infinite; white-space: nowrap; }
.hero-badge-2 { position: absolute; bottom: 20%; right: -8%; background: var(--white); border-radius: 50px; padding: 8px 16px; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px; color: var(--accent); box-shadow: var(--shadow); animation: badgeFloat2 3.5s ease-in-out infinite; white-space: nowrap; }
@keyframes badgeFloat1 { 0%,100% { transform: translateY(0) rotate(-3deg); } 50% { transform: translateY(-8px) rotate(-3deg); } }
@keyframes badgeFloat2 { 0%,100% { transform: translateY(0) rotate(3deg); } 50% { transform: translateY(-10px) rotate(3deg); } }
.hero-content { display: flex; flex-direction: column; gap: 20px; }
.hero-tag { display: inline-flex; align-items: center; background: rgba(10,108,246,0.08); color: var(--primary); border: 1px solid rgba(10,108,246,0.2); border-radius: 50px; padding: 8px 20px; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px; width: fit-content; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 16px; }
.hero-trust span { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; color: var(--gray); }
.wave-bottom { position: absolute; bottom: -1px; left: 0; right: 0; }
.wave-bottom svg { width: 100%; height: auto; }

/* === WHY CHOOSE === */
.why-choose { padding: 80px 0; background: #f0f9ff; }
.badges-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.badge-card { background: var(--white); border-radius: var(--radius); padding: 32px 24px; text-align: center; box-shadow: var(--shadow); transition: var(--transition); }
.badge-card:hover { transform: scale(1.05) rotate(1deg); box-shadow: var(--shadow-lg); }
.badge-card img { width: 80px; height: 80px; object-fit: contain; margin: 0 auto 20px; }
.badge-card h3 { font-size: 16px; margin-bottom: 12px; color: var(--primary); }
.badge-card p { font-size: 14px; color: var(--gray); line-height: 1.7; }

/* === WHAT IS === */
.what-is { padding: 80px 0; background: var(--white); }
.what-is-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.what-is-content { display: flex; flex-direction: column; gap: 20px; }
.what-is-content h2 { margin-bottom: 8px; }
.what-is-image img { border-radius: var(--radius); box-shadow: var(--shadow-lg); }

/* === HOW IT WORKS === */
.how-it-works { padding: 80px 0; background: linear-gradient(135deg, #0d1b2a 0%, #1a2f4a 100%); color: var(--white); }
.how-it-works .section-title { color: var(--white); }
.how-it-works .section-sub { color: rgba(255,255,255,0.7); }
.accordion { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.acc-item { border-radius: var(--radius); overflow: hidden; border: 1px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.05); }
.how-it-works .acc-item { border-color: rgba(255,255,255,0.1); background: rgba(255,255,255,0.05); }
.acc-header { width: 100%; display: flex; justify-content: space-between; align-items: center; padding: 20px 24px; background: none; border: none; cursor: pointer; font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 16px; color: var(--white); text-align: left; gap: 16px; min-height: 64px; transition: background 0.2s; }
.acc-header:hover { background: rgba(255,255,255,0.05); }
.acc-icon { font-size: 22px; line-height: 1; flex-shrink: 0; transition: transform 0.3s; }
.acc-item.open .acc-icon { transform: rotate(45deg); }
.acc-body { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1), padding 0.3s; padding: 0 24px; }
.acc-item.open .acc-body { max-height: 400px; padding: 0 24px 20px; }
.acc-body p { color: rgba(255,255,255,0.85); font-size: 15px; line-height: 1.8; }
/* FAQ accordion — light theme */
.faq .acc-item { border-color: rgba(10,108,246,0.15); background: var(--white); box-shadow: 0 2px 12px rgba(0,0,0,0.06); }
.faq .acc-header { color: var(--dark); }
.faq .acc-header:hover { background: rgba(10,108,246,0.04); }
.faq .acc-body p { color: var(--gray); }

/* === REVIEWS === */
.reviews { padding: 80px 0; background: #f0f9ff; }
.reviews-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.review-card { background: var(--white); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); transition: var(--transition); }
.review-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.review-header { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.review-header img { width: 60px; height: 60px; border-radius: 50%; object-fit: cover; border: 3px solid var(--primary); flex-shrink: 0; }
.review-header h4 { font-size: 16px; margin-bottom: 2px; }
.review-header p { font-size: 13px; color: var(--gray); }
.stars { font-size: 16px; }
.review-card p { font-size: 15px; color: #374151; line-height: 1.7; }

/* === PRICING === */
.pricing { padding: 80px 0; background: linear-gradient(135deg, #0d1b2a, #1a2f4a); color: var(--white); }
.pricing .section-title { color: var(--white); }
.pricing .section-sub { color: rgba(255,255,255,0.7); }
.pricing2 { background: linear-gradient(135deg, #1a2f4a, #0d1b2a); }
.countdown-wrap { text-align: center; margin-bottom: 40px; }
.countdown-wrap p { font-family: 'Montserrat', sans-serif; font-weight: 600; color: rgba(255,255,255,0.8); margin-bottom: 12px; }
.countdown { display: inline-flex; align-items: center; gap: 8px; }
.cd-box { background: var(--accent); color: var(--white); border-radius: 12px; padding: 12px 20px; text-align: center; min-width: 80px; }
.cd-box span { display: block; font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 40px; line-height: 1; }
.cd-box small { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 12px; opacity: 0.9; }
.cd-sep { font-size: 40px; font-weight: 900; color: var(--accent); line-height: 1; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 40px; }
.price-card { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius); padding: 28px 20px; text-align: center; transition: var(--transition); position: relative; }
.price-card:hover { transform: translateY(-8px); background: rgba(255,255,255,0.1); }
.price-card.popular { background: var(--white); color: var(--dark); border-color: var(--accent); border-width: 2px; transform: scale(1.04); }
.price-card.popular:hover { transform: scale(1.04) translateY(-8px); }
.popular-badge { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg, var(--accent), #e08600); color: var(--white); font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 12px; padding: 6px 20px; border-radius: 50px; white-space: nowrap; }
.price-label { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 14px; letter-spacing: 2px; color: var(--primary); margin-bottom: 4px; }
.price-card.popular .price-label { color: var(--primary); }
.price-bottles { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 22px; }
.price-card:not(.popular) .price-bottles { color: var(--white); }
.price-supply { font-size: 13px; opacity: 0.7; margin-bottom: 16px; }
.price-card img:first-of-type { height: 160px; width: auto; object-fit: contain; margin: 16px auto; }
.price-amount { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 36px; margin: 8px 0 4px; }
.price-card:not(.popular) .price-amount { color: var(--white); }
.price-old { font-size: 18px; text-decoration: line-through; opacity: 0.5; font-weight: 500; }
.price-per { font-size: 13px; opacity: 0.7; margin-bottom: 16px; }
.free-badge { display: inline-block; background: rgba(0,200,150,0.15); color: var(--secondary); border: 1px solid rgba(0,200,150,0.3); font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 12px; padding: 4px 12px; border-radius: 50px; margin: 4px 2px; }
.free-badge.green { background: rgba(0,200,150,0.2); }
.atc-img { width: 20px; height: auto; filter: brightness(10); }
.cards-img { max-width: 180px; margin: 12px auto 0; opacity: 0.8; }
.star-rating-wrap { text-align: center; }
.star-rating-wrap img { max-width: 200px; margin: 0 auto 8px; }
.star-rating-wrap p { color: rgba(255,255,255,0.8); font-family: 'Montserrat', sans-serif; font-weight: 600; }

/* === BONUS === */
.bonus { padding: 80px 0; background: var(--white); }
.bonus-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.bonus-card { background: linear-gradient(135deg, #f0f9ff, #e8f4ff); border-radius: var(--radius); padding: 32px; text-align: center; transition: var(--transition); border: 1px solid rgba(10,108,246,0.1); }
.bonus-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.bonus-num { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 12px; letter-spacing: 3px; color: var(--primary); margin-bottom: 16px; }
.bonus-card img { max-height: 200px; width: auto; margin: 0 auto 20px; object-fit: contain; }
.bonus-card h3 { margin-bottom: 12px; color: var(--primary); }
.bonus-card p { font-size: 15px; color: var(--gray); }

/* === INGREDIENTS === */
.ingredients { padding: 80px 0; background: linear-gradient(135deg, #f0fff8, #f0f9ff); }
.ing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ing-card { background: var(--white); border-radius: var(--radius); padding: 24px; box-shadow: 0 2px 16px rgba(0,0,0,0.06); transition: var(--transition); border-left: 4px solid var(--primary); }
.ing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.ing-card h3 { font-size: 17px; margin-bottom: 10px; color: var(--primary); }
.ing-card p { font-size: 14px; color: var(--gray); line-height: 1.7; }

/* === SCIENCE === */
.science { padding: 80px 0; background: var(--white); }
.science-list { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.science-item { border-radius: var(--radius); padding: 28px; border: 1px solid rgba(10,108,246,0.1); background: #f8fbff; transition: var(--transition); }
.science-item:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.science-item h3 { font-size: 18px; color: var(--primary); margin-bottom: 12px; }
.science-item p { font-size: 14px; color: var(--gray); line-height: 1.8; }

/* === GUARANTEE === */
.guarantee { padding: 80px 0; background: linear-gradient(135deg, #0d1b2a, #1a2f4a); color: var(--white); }
.guarantee-inner { display: grid; grid-template-columns: 1fr 1.5fr; gap: 60px; align-items: center; }
.guarantee-image img { border-radius: var(--radius); max-width: 320px; margin: 0 auto; }
.guarantee-content h2 { color: var(--white); margin-bottom: 16px; }
.guarantee-content > p { color: rgba(255,255,255,0.8); margin-bottom: 24px; }
.guarantee-point { background: rgba(255,255,255,0.05); border-radius: 12px; padding: 20px; margin-bottom: 16px; border-left: 4px solid var(--secondary); }
.guarantee-point h4 { font-size: 16px; color: var(--white); margin-bottom: 8px; }
.guarantee-point p { font-size: 14px; color: rgba(255,255,255,0.75); line-height: 1.7; }

/* === BENEFITS === */
.benefits { padding: 80px 0; background: var(--light); }
.benefits-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; max-width: 900px; margin: 0 auto; }
.benefit-item { display: flex; align-items: flex-start; gap: 16px; background: var(--white); border-radius: 12px; padding: 20px; box-shadow: 0 2px 12px rgba(0,0,0,0.06); transition: var(--transition); }
.benefit-item:hover { transform: translateX(6px); box-shadow: var(--shadow); }
.benefit-icon { font-size: 32px; flex-shrink: 0; }
.benefit-item h4 { font-size: 16px; margin-bottom: 4px; color: var(--primary); }
.benefit-item p { font-size: 14px; color: var(--gray); }

/* === FAQ === */
.faq { padding: 80px 0; background: #f0f9ff; }

/* === FINAL CTA === */
.final-cta { position: relative; padding: 100px 0; overflow: hidden; background: linear-gradient(135deg, #0550c8 0%, #0a6cf6 40%, #00c896 100%); color: var(--white); }
.final-cta-bg { position: absolute; inset: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E"); }
.final-cta-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.final-cta-image { display: flex; justify-content: center; position: relative; }
.final-bottle { max-width: 360px; animation: floatBottle 4s ease-in-out infinite; filter: drop-shadow(0 20px 60px rgba(0,0,0,0.3)); }
.final-glow { position: absolute; bottom: -10px; left: 50%; transform: translateX(-50%); width: 250px; height: 50px; background: radial-gradient(ellipse, rgba(255,255,255,0.2) 0%, transparent 70%); border-radius: 50%; }
.final-cta-content { display: flex; flex-direction: column; gap: 20px; }
.final-cta-content h2 { color: var(--white); line-height: 1.2; }
.final-price { display: flex; flex-direction: column; gap: 4px; }
.final-old { font-size: 16px; opacity: 0.7; }
.final-old del { font-family: 'Montserrat', sans-serif; font-weight: 700; }
.final-new { font-family: 'Montserrat', sans-serif; font-weight: 900; font-size: 32px; color: var(--accent); }
.final-cta-content p { color: rgba(255,255,255,0.9); }
.final-trust { display: flex; flex-wrap: wrap; gap: 16px; }
.final-trust span { font-family: 'Montserrat', sans-serif; font-weight: 600; font-size: 13px; color: rgba(255,255,255,0.85); }

/* === FOOTER === */
.footer { background: var(--dark); color: rgba(255,255,255,0.8); padding: 60px 0 30px; }
.footer-top { display: flex; gap: 48px; margin-bottom: 40px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: center; gap: 12px; font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 20px; color: var(--white); margin-bottom: 20px; }
.footer-brand img { width: 50px; height: 50px; border-radius: 10px; object-fit: cover; }
.footer-links { display: flex; gap: 40px; flex-wrap: wrap; flex: 1; }
.footer-col { display: flex; flex-direction: column; gap: 10px; min-width: 140px; }
.footer-col h4 { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 14px; color: var(--white); margin-bottom: 4px; letter-spacing: 1px; }
.footer-col a { font-size: 14px; color: rgba(255,255,255,0.65); transition: color 0.2s; }
.footer-col a:hover { color: var(--secondary); }
.footer-social { display: flex; gap: 16px; justify-content: center; margin-bottom: 32px; }
.social-icon { width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,0.1); color: var(--white); display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.social-icon:hover { background: var(--primary); transform: translateY(-3px); }
.footer-disclaimer { max-width: 800px; margin: 0 auto 24px; text-align: center; font-size: 13px; color: rgba(255,255,255,0.45); line-height: 1.7; }
.footer-disclaimer strong { color: rgba(255,255,255,0.6); }
.footer-legal-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; align-items: center; }
.legal-link { font-size: 13px; color: rgba(255,255,255,0.55); transition: color 0.2s; }
.legal-link:hover { color: var(--secondary); }
.link-separator { color: rgba(255,255,255,0.3); }

/* === SCROLL TO TOP === */
.scroll-top { position: fixed; bottom: 24px; right: 24px; width: 56px; height: 56px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--white); border: none; cursor: pointer; font-size: 20px; font-weight: bold; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow); transition: var(--transition); opacity: 0; pointer-events: none; z-index: 999; }
.scroll-top.visible { opacity: 1; pointer-events: auto; }
.scroll-top:hover { transform: scale(1.1) translateY(-2px); }

/* === PURCHASE POPUP === */
.buy-popup { position: fixed; bottom: 24px; left: 24px; background: var(--white); border-radius: var(--radius); padding: 16px 20px; box-shadow: 0 8px 40px rgba(0,0,0,0.15); display: flex; align-items: center; gap: 14px; z-index: 9998; transform: translateX(-200%); transition: transform 0.5s cubic-bezier(0.34,1.56,0.64,1); max-width: 340px; border-left: 4px solid var(--secondary); }
.buy-popup.show { transform: translateX(0); }
.buy-popup img { width: 50px; height: 50px; object-fit: cover; border-radius: 8px; }
.popup-text { flex: 1; }
.popup-text strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 14px; color: var(--dark); }
.popup-text span { font-size: 13px; color: var(--gray); }
.popup-close-link { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 13px; color: var(--primary); white-space: nowrap; padding: 8px 12px; background: rgba(10,108,246,0.08); border-radius: 8px; transition: background 0.2s; }
.popup-close-link:hover { background: rgba(10,108,246,0.15); }

/* === MOBILE BANNER NOTIF === */
.notif-banner { position: fixed; bottom: 0; left: 0; right: 0; background: var(--white); border-top: 2px solid var(--secondary); padding: 12px 20px; display: flex; align-items: center; gap: 12px; z-index: 9997; transform: translateY(100%); transition: transform 0.4s; box-shadow: 0 -4px 20px rgba(0,0,0,0.1); }
.notif-banner.show { transform: translateY(0); }
.notif-banner img { width: 40px; height: 40px; object-fit: cover; border-radius: 6px; }
.notif-text { flex: 1; }
.notif-text strong { display: block; font-family: 'Montserrat', sans-serif; font-size: 13px; color: var(--dark); }
.notif-text p { font-size: 12px; color: var(--gray); margin: 0; }
.notif-close { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); color: var(--white); width: 44px; height: 44px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-weight: bold; font-size: 18px; flex-shrink: 0; }

/* === EXIT POPUP === */
.exit-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.7); z-index: 10000; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity 0.3s; padding: 20px; }
.exit-overlay.show { opacity: 1; pointer-events: auto; }
.exit-popup { background: var(--white); border-radius: var(--radius); padding: 32px; max-width: 440px; width: 100%; text-align: center; position: relative; animation: popIn 0.4s cubic-bezier(0.34,1.56,0.64,1); }
@keyframes popIn { from { transform: scale(0.8); opacity: 0; } to { transform: scale(1); opacity: 1; } }
.exit-close-link { position: absolute; top: 16px; right: 16px; }
.exit-close-link a { font-family: 'Montserrat', sans-serif; font-weight: 700; font-size: 18px; color: var(--gray); width: 36px; height: 36px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: #f5f5f5; transition: background 0.2s; }
.exit-close-link a:hover { background: #e5e5e5; }
.exit-popup img { max-height: 160px; width: auto; margin: 0 auto 20px; }
.exit-popup h3 { font-size: 22px; margin-bottom: 8px; color: var(--dark); }
.exit-popup > p { color: var(--gray); font-size: 15px; margin-bottom: 12px; }
.exit-price { font-family: 'Montserrat', sans-serif; font-weight: 800; font-size: 28px; color: var(--primary); margin-bottom: 4px; }
.exit-price del { font-size: 16px; color: var(--gray); margin-right: 8px; }
.exit-no { margin-top: 12px; font-size: 12px; color: var(--gray); }
.exit-no a { text-decoration: underline; color: var(--gray); }

/* === ANIMATIONS === */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* === REDUCED MOTION === */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

/* ===== RESPONSIVE ===== */

/* Tablet: 768px */
@media (max-width: 991px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-image { order: -1; }
  .hero-bottle { max-width: 260px; }
  .badges-grid { grid-template-columns: repeat(2, 1fr); }
  .what-is-inner { grid-template-columns: 1fr; }
  .what-is-image { order: -1; }
  .reviews-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 380px; margin-left: auto; margin-right: auto; }
  .price-card.popular { transform: scale(1); }
  .bonus-grid { grid-template-columns: 1fr; }
  .ing-grid { grid-template-columns: repeat(2, 1fr); }
  .science-list { grid-template-columns: 1fr; }
  .guarantee-inner { grid-template-columns: 1fr; text-align: center; }
  .guarantee-image { order: -1; }
  .benefits-grid { grid-template-columns: 1fr; }
  .final-cta-inner { grid-template-columns: 1fr; text-align: center; }
  .final-cta-content { align-items: center; }
  .final-trust { justify-content: center; }
  .footer-top { flex-direction: column; gap: 24px; }
  .footer-links { justify-content: space-between; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
}

/* Phone: 576px */
@media (max-width: 575px) {
  .badges-grid { grid-template-columns: 1fr; }
  .ing-grid { grid-template-columns: 1fr; }
  .reviews-grid { grid-template-columns: 1fr; }
  .hero { padding: 88px 0 40px; }
  .hero-badge, .hero-badge-2 { display: none; }
  .btn-hero { font-size: 16px; padding: 16px 24px; }
  .hero-trust { justify-content: center; }
  .section-title { font-size: 22px; }
  .cd-box span { font-size: 28px; }
  .cd-box { min-width: 60px; padding: 10px 14px; }
  .final-bottle { max-width: 260px; }
  .final-new { font-size: 24px; }
  .pricing-grid { max-width: 100%; }
  .footer-links { flex-direction: column; gap: 24px; }
  .footer-legal-links { gap: 6px; }
  .buy-popup { left: 12px; right: 12px; max-width: none; bottom: 12px; }
  .science-list { grid-template-columns: 1fr; }
}

/* Small phones: 320px */
@media (max-width: 380px) {
  .nav-container { padding: 12px 16px; }
  .logo span { font-size: 15px; }
  .hero-content h1 { font-size: 22px; }
  .btn-hero, .btn-final { font-size: 15px; padding: 14px 20px; }
}