:root {
  --red: #D42B2B; --red-light: #E84040;
  --gold: #F5A623; --gold-light: #FFD166;
  --black: #1A1A1A; --cream: #FAF6F0; --cream-dark: #F0EAE0;
  --white: #FFFFFF; --gray: #6B6B6B;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'DM Sans', sans-serif; background: var(--cream); color: var(--black); overflow-x: hidden; }

/* NAV */
nav { position: fixed; top: 0; left: 0; right: 0; z-index: 1000; background: rgba(26,26,26,0.97); backdrop-filter: blur(12px); display: flex; align-items: center; justify-content: space-between; padding: 0 5%; height: 70px; border-bottom: 2px solid var(--red); }
.nav-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.nav-logo-icon { width: 42px; height: 42px; background: var(--red); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 22px; }
.nav-logo-text { font-family: 'Playfair Display', serif; font-size: 1.35rem; font-weight: 900; color: var(--white); }
.nav-logo-text span { color: var(--gold); }
.nav-links { display: flex; gap: 32px; list-style: none; }
.nav-links a { color: rgba(255,255,255,0.75); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; position: relative; }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; right: 0; height: 2px; background: var(--gold); transform: scaleX(0); transition: transform 0.2s; }
.nav-links a:hover { color: var(--white); }
.nav-links a:hover::after { transform: scaleX(1); }
.nav-cta { background: var(--red) !important; color: var(--white) !important; padding: 9px 22px; border-radius: 6px; font-weight: 600 !important; }
.nav-cta:hover { background: var(--red-light) !important; }
.nav-cta::after { display: none !important; }

/* HERO */
#home { min-height: 100vh; padding-top: 70px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; position: relative; overflow: hidden; background: var(--black); }
.hero-bg { position: absolute; inset: 0; background: radial-gradient(ellipse 80% 80% at 80% 50%, rgba(212,43,43,0.15) 0%, transparent 70%), radial-gradient(ellipse 50% 50% at 20% 80%, rgba(245,166,35,0.08) 0%, transparent 60%); }
.hero-pattern { position: absolute; inset: 0; background-image: repeating-linear-gradient(0deg, transparent, transparent 60px, rgba(255,255,255,0.02) 60px, rgba(255,255,255,0.02) 61px), repeating-linear-gradient(90deg, transparent, transparent 60px, rgba(255,255,255,0.02) 60px, rgba(255,255,255,0.02) 61px); }
.hero-left { padding: 80px 5% 80px 10%; position: relative; z-index: 2; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(212,43,43,0.2); border: 1px solid rgba(212,43,43,0.5); color: var(--gold-light); padding: 6px 16px; border-radius: 100px; font-size: 0.8rem; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 24px; }
h1.hero-title { font-family: 'Playfair Display', serif; font-size: clamp(2.6rem, 4.5vw, 3.8rem); font-weight: 900; color: var(--white); line-height: 1.12; margin-bottom: 20px; }
h1.hero-title em { font-style: normal; color: var(--red); }
.hero-sub { font-size: 1.05rem; color: rgba(255,255,255,0.65); line-height: 1.7; max-width: 480px; margin-bottom: 40px; font-weight: 300; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary { background: var(--red); color: var(--white); padding: 14px 32px; border-radius: 8px; font-size: 0.95rem; font-weight: 600; text-decoration: none; transition: all 0.2s; border: 2px solid var(--red); display: inline-flex; align-items: center; gap: 8px; font-family: 'DM Sans', sans-serif; cursor: pointer; }
.btn-primary:hover { background: var(--red-light); border-color: var(--red-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(212,43,43,0.4); }
.btn-secondary { background: transparent; color: var(--white); padding: 14px 32px; border-radius: 8px; font-size: 0.95rem; font-weight: 600; text-decoration: none; border: 2px solid rgba(255,255,255,0.25); transition: all 0.2s; display: inline-flex; align-items: center; gap: 8px; font-family: 'DM Sans', sans-serif; cursor: pointer; }
.btn-secondary:hover { border-color: var(--gold); color: var(--gold); }
/* Mobile buttons — hidden on desktop, shown on mobile via media query */
.mobile-buttons { display: none; }
.hero-right { padding: 80px 8% 80px 5%; display: flex; align-items: center; justify-content: center; position: relative; z-index: 2; }
.video-frame { width: 100%; max-width: 440px; aspect-ratio: 16/10; background: rgba(255,255,255,0.04); border: 2px solid rgba(212,43,43,0.4); border-radius: 16px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 20px; position: relative; overflow: hidden; cursor: pointer; box-shadow: 0 32px 80px rgba(0,0,0,0.5); }
.video-frame::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(212,43,43,0.1) 0%, transparent 70%); }
.play-btn { width: 68px; height: 68px; background: var(--red); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: all 0.3s; position: relative; z-index: 1; }
.play-btn svg { margin-left: 5px; }
.play-btn:hover { transform: scale(1.1); }
.video-label { color: rgba(255,255,255,0.7); font-size: 0.85rem; font-weight: 500; position: relative; z-index: 1; text-align: center; padding: 0 20px; }
.video-label strong { color: var(--gold); display: block; margin-bottom: 4px; font-size: 1rem; }
.video-tag { position: absolute; top: 16px; right: 16px; background: var(--red); color: white; font-size: 0.7rem; font-weight: 700; padding: 4px 10px; border-radius: 100px; letter-spacing: 0.5px; text-transform: uppercase; }

/* SHARED */
section { padding: 90px 10%; }
.section-tag { font-size: 0.75rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--red); margin-bottom: 12px; }
h2.section-title { font-family: 'Playfair Display', serif; font-size: clamp(2rem, 3vw, 2.8rem); font-weight: 900; color: var(--black); line-height: 1.2; margin-bottom: 16px; }
.section-sub { font-size: 1rem; color: var(--gray); max-width: 520px; line-height: 1.7; margin-bottom: 52px; }

/* COURSES */
#courses { background: var(--white); }
.courses-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 28px; }
.course-card { background: var(--cream); border: 2px solid var(--cream-dark); border-radius: 20px; padding: 32px 24px 28px; position: relative; transition: all 0.35s cubic-bezier(0.34,1.56,0.64,1); overflow: hidden; display: flex; flex-direction: column; align-items: center; text-align: center; }
.course-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--red), var(--gold)); transform: scaleX(0); transform-origin: left; transition: transform 0.35s; }
.course-card:hover { border-color: rgba(212,43,43,0.35); transform: translateY(-8px) scale(1.02); box-shadow: 0 24px 56px rgba(0,0,0,0.13); }
.course-card:hover::before { transform: scaleX(1); }
.course-card.featured { background: var(--black); border-color: var(--red); }
.course-card.featured::before { transform: scaleX(1); }
.course-card.featured .course-level { color: var(--gold); }
.course-card.featured .course-name { color: var(--white); }
.course-card.featured .course-meta span { color: rgba(255,255,255,0.6); }
.course-card.featured .course-price { color: var(--white); }
.course-card.featured .course-price small { color: rgba(255,255,255,0.5); }
.book-wrap { margin-bottom: 22px; position: relative; }
.book-svg { transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1), filter 0.3s; filter: drop-shadow(0 8px 16px rgba(0,0,0,0.18)); display: block; }
.course-card:hover .book-svg { transform: translateY(-6px) rotate(-3deg) scale(1.06); filter: drop-shadow(0 18px 28px rgba(0,0,0,0.28)); }
.book-level-badge { position: absolute; bottom: -6px; right: -10px; font-family: 'Playfair Display', serif; font-weight: 900; font-size: 2.2rem; line-height: 1; transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1); background: linear-gradient(160deg, #FFE066 0%, #C8971A 40%, #A06810 60%, #FFD700 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; filter: drop-shadow(1px 2px 2px rgba(0,0,0,0.3)); }
.course-card:hover .book-level-badge { transform: rotate(5deg) scale(1.12); }
@keyframes bookShine { 0% { opacity:0; left:-60%; } 50% { opacity:0.35; } 100% { opacity:0; left:130%; } }
.book-shine { position: absolute; top: 0; left: -60%; width: 40%; height: 100%; background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.55) 50%, transparent 60%); transform: skewX(-15deg); pointer-events: none; border-radius: 8px; }
.course-card:hover .book-shine { animation: bookShine 0.65s ease forwards; }
.course-level { font-size: 0.72rem; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--red); margin-bottom: 6px; }
.course-name { font-family: 'Playfair Display', serif; font-size: 1.35rem; font-weight: 700; margin-bottom: 18px; color: var(--black); }
.course-meta { display: flex; flex-direction: column; gap: 7px; margin-bottom: 20px; width: 100%; text-align: left; }
.course-meta span { font-size: 0.84rem; color: var(--gray); display: flex; align-items: center; gap: 8px; }
.course-price { font-family: 'Playfair Display', serif; font-size: 1.6rem; font-weight: 700; color: var(--black); margin-top: auto; }
.course-price small { font-family: 'DM Sans', sans-serif; font-size: 0.8rem; color: var(--gray); font-weight: 400; }
.course-badge { position: absolute; top: 16px; right: 16px; background: var(--gold); color: var(--black); font-size: 0.65rem; font-weight: 700; padding: 4px 10px; border-radius: 100px; text-transform: uppercase; }
.cert-note { margin-top: 36px; padding: 16px 24px; background: rgba(212,43,43,0.07); border-left: 4px solid var(--red); border-radius: 0 8px 8px 0; font-size: 0.875rem; color: var(--gray); }
.cert-note strong { color: var(--black); }
.course-contact-btn { display: flex; align-items: center; justify-content: center; gap: 8px; width: 100%; margin-top: 18px; padding: 11px 20px; background: transparent; border: 2px solid var(--red); border-radius: 8px; color: var(--red); font-family: 'DM Sans', sans-serif; font-size: 0.88rem; font-weight: 600; cursor: pointer; text-decoration: none; transition: all 0.22s; }
.course-contact-btn:hover { background: var(--red); color: white; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(212,43,43,0.3); }
.course-card.featured .course-contact-btn { border-color: var(--gold); color: var(--gold); }
.course-card.featured .course-contact-btn:hover { background: var(--gold); color: var(--black); }

/* STUDY */
#study-area { background: var(--cream); }
.study-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.study-card { background: var(--white); border-radius: 14px; padding: 32px; border: 1.5px solid var(--cream-dark); transition: all 0.3s; }
.study-card:hover { transform: translateY(-3px); box-shadow: 0 12px 36px rgba(0,0,0,0.08); }
.study-icon { width: 52px; height: 52px; background: rgba(212,43,43,0.1); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 18px; }
.study-card h3 { font-family: 'Playfair Display', serif; font-size: 1.2rem; font-weight: 700; margin-bottom: 10px; }
.study-card p { font-size: 0.88rem; color: var(--gray); line-height: 1.65; }
.coming-soon-tag { display: inline-block; margin-top: 12px; background: rgba(245,166,35,0.15); color: var(--gold); font-size: 0.7rem; font-weight: 700; padding: 3px 10px; border-radius: 100px; text-transform: uppercase; letter-spacing: 0.5px; }

/* ABOUT */
#about { background: var(--black); color: var(--white); }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
#about .section-title { color: var(--white); }
#about .section-sub { color: rgba(255,255,255,0.6); }
.about-text { font-size: 0.95rem; line-height: 1.8; color: rgba(255,255,255,0.65); margin-bottom: 24px; }
.highlights { display: flex; flex-direction: column; gap: 14px; }
.highlight-item { display: flex; align-items: flex-start; gap: 14px; padding: 16px 20px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.08); border-radius: 10px; }
.highlight-dot { width: 20px; height: 20px; min-width: 20px; background: var(--red); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-top: 2px; }
.highlight-item p { font-size: 0.9rem; color: rgba(255,255,255,0.7); line-height: 1.5; }
.about-visual { display: flex; flex-direction: column; gap: 20px; }
.about-big-stat { background: var(--red); border-radius: 16px; padding: 36px; text-align: center; }
.about-big-stat .big-num { font-family: 'Playfair Display', serif; font-size: 4rem; font-weight: 900; color: var(--white); line-height: 1; margin-bottom: 6px; }
.about-big-stat p { font-size: 0.9rem; color: rgba(255,255,255,0.8); }
.about-mini-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.mini-stat { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; padding: 20px; text-align: center; }
.mini-stat .mini-num { font-family: 'Playfair Display', serif; font-size: 2rem; font-weight: 700; color: var(--gold); line-height: 1; margin-bottom: 4px; }
.mini-stat p { font-size: 0.78rem; color: rgba(255,255,255,0.5); }

/* CONTACT */
#contact { background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; align-items: start; }
.contact-info h3 { font-family: 'Playfair Display', serif; font-size: 1.4rem; font-weight: 700; margin-bottom: 24px; }
.contact-items { display: flex; flex-direction: column; gap: 14px; margin-bottom: 20px; }
.contact-item { display: flex; align-items: center; gap: 16px; padding: 14px 18px; background: var(--cream); border-radius: 10px; font-size: 0.9rem; text-decoration: none; color: var(--black); transition: all 0.2s; border: 1.5px solid var(--cream-dark); }
.contact-item:hover { border-color: var(--red); background: rgba(212,43,43,0.04); }
.contact-item-icon { width: 36px; height: 36px; min-width: 36px; background: var(--red); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 16px; }
.contact-item-text { display: flex; flex-direction: column; }
.contact-item-label { font-size: 0.72rem; font-weight: 700; color: var(--gray); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 2px; }
.contact-item-value { font-size: 0.92rem; font-weight: 500; color: var(--black); }
.contact-form-wrap { background: var(--cream); border: 2px solid var(--cream-dark); border-radius: 20px; padding: 36px; }
.contact-form-title { font-family: 'Playfair Display', serif; font-size: 1.3rem; font-weight: 700; margin-bottom: 24px; color: var(--black); }
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.75rem; font-weight: 700; color: var(--gray); text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input, .form-group select, .form-group textarea { padding: 12px 16px; border: 2px solid var(--cream-dark); border-radius: 8px; font-family: 'DM Sans', sans-serif; font-size: 0.9rem; color: var(--black); background: var(--white); transition: border-color 0.2s; outline: none; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--red); }
.form-submit { background: #25D366; color: white; padding: 14px 32px; border-radius: 8px; font-family: 'DM Sans', sans-serif; font-size: 1rem; font-weight: 700; border: none; cursor: pointer; transition: all 0.2s; width: 100%; margin-top: 4px; display: flex; align-items: center; justify-content: center; gap: 10px; }
.form-submit:hover { background: #1ebe5d; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,211,102,0.4); }

/* FLOATING WHATSAPP BUTTON */
.wa-float { position: fixed; bottom: 28px; right: 28px; z-index: 9999; width: 60px; height: 60px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 6px 24px rgba(37,211,102,0.5); transition: all 0.3s cubic-bezier(0.34,1.56,0.64,1); text-decoration: none; animation: waPulse 2s ease-out infinite; }
.wa-float:hover { transform: scale(1.15) translateY(-4px); box-shadow: 0 12px 32px rgba(37,211,102,0.6); background: #1ebe5d; animation: none; }
.wa-float svg { width: 30px; height: 30px; }
@keyframes waPulse { 0% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); } 70% { box-shadow: 0 0 0 16px rgba(37,211,102,0); } 100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); } }

/* FOOTER */
footer { background: #111; color: rgba(255,255,255,0.6); padding: 48px 10%; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 24px; border-top: 2px solid var(--red); }
.footer-brand { font-family: 'Playfair Display', serif; font-size: 1.2rem; font-weight: 900; color: var(--white); margin-bottom: 6px; }
.footer-brand span { color: var(--gold); }
.footer-copy { font-size: 0.82rem; }
.social-links { display: flex; gap: 12px; }
.social-link { width: 40px; height: 40px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; display: flex; align-items: center; justify-content: center; text-decoration: none; font-size: 16px; transition: all 0.2s; }
.social-link:hover { background: var(--red); border-color: var(--red); transform: translateY(-3px); }
/* iPhone Safari SVG fix */
.social-link svg { display: block; width: 20px; height: 20px; fill: #ffffff; }
.social-link svg path { fill: #ffffff; }

/* ANIMATIONS */
@keyframes badgeSlide { from { opacity:0; transform: translateX(-24px); } to { opacity:1; transform: translateX(0); } }
@keyframes titleReveal { from { opacity:0; transform: translateY(20px) skewY(2deg); } to { opacity:1; transform: translateY(0) skewY(0); } }
@keyframes subFade { from { opacity:0; transform: translateY(12px); } to { opacity:1; transform: translateY(0); } }
@keyframes btnsPop { from { opacity:0; transform: translateY(16px) scale(0.97); } to { opacity:1; transform: translateY(0) scale(1); } }
@keyframes redGlow { 0%,100% { text-shadow: none; } 50% { text-shadow: 0 0 32px rgba(212,43,43,0.6), 0 0 60px rgba(212,43,43,0.2); } }
@keyframes floatVideo { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes pulseRing { 0% { box-shadow: 0 0 0 0 rgba(212,43,43,0.5), 0 0 0 12px rgba(212,43,43,0.15); } 70% { box-shadow: 0 0 0 18px rgba(212,43,43,0), 0 0 0 28px rgba(212,43,43,0); } 100% { box-shadow: 0 0 0 0 rgba(212,43,43,0), 0 0 0 12px rgba(212,43,43,0.15); } }
@keyframes fadeUp { from { opacity:0; transform: translateY(30px); } to { opacity:1; transform: translateY(0); } }
@keyframes modalSlideUp { from { opacity:0; transform: translateY(36px) scale(0.96); } to { opacity:1; transform: translateY(0) scale(1); } }
.hero-badge   { animation: badgeSlide 0.7s 0.1s cubic-bezier(0.34,1.56,0.64,1) both; }
h1.hero-title { animation: titleReveal 0.8s 0.3s cubic-bezier(0.34,1.4,0.64,1) both; }
h1.hero-title em { animation: redGlow 3s 1.2s ease-in-out infinite; }
.hero-sub     { animation: subFade 0.7s 0.6s ease both; }
.hero-buttons { animation: btnsPop 0.7s 0.85s cubic-bezier(0.34,1.56,0.64,1) both; }
.hero-right   { animation: fadeUp 0.9s 0.4s ease both; }
.video-frame  { animation: floatVideo 5s 1.5s ease-in-out infinite; }
.play-btn     { animation: pulseRing 2.2s 2s ease-out infinite; }

/* VIDEO MODALS */
.video-modal-overlay { display: none; position: fixed; inset: 0; z-index: 9999; background: rgba(0,0,0,0.9); backdrop-filter: blur(10px); align-items: center; justify-content: center; padding: 20px; }
.video-modal-overlay.active { display: flex; animation: fadeUp 0.22s ease; }
.video-modal-box { background: #111; border: 2px solid rgba(212,43,43,0.45); border-radius: 20px; width: 100%; max-width: 780px; overflow: hidden; box-shadow: 0 40px 100px rgba(0,0,0,0.8); animation: modalSlideUp 0.3s cubic-bezier(0.34,1.56,0.64,1); }
.video-modal-header { display: flex; align-items: center; justify-content: space-between; padding: 15px 20px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.video-modal-title { font-family: 'Playfair Display', serif; font-size: 1rem; font-weight: 700; color: var(--white); display: flex; align-items: center; gap: 10px; }
.video-modal-title span { background: var(--red); color: white; font-family: 'DM Sans', sans-serif; font-size: 0.65rem; font-weight: 700; padding: 3px 9px; border-radius: 100px; text-transform: uppercase; }
.video-modal-close { width: 32px; height: 32px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 8px; color: white; font-size: 16px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s; }
.video-modal-close:hover { background: var(--red); border-color: var(--red); }
.video-modal-body { width: 100%; aspect-ratio: 16/9; background: #000; }
.video-modal-body video { width: 100%; height: 100%; display: block; }
.video-modal-meta { padding: 14px 20px; font-size: 0.82rem; color: rgba(255,255,255,0.45); text-align: center; border-top: 1px solid rgba(255,255,255,0.06); }
.lessons-box { max-width: 1000px; }
.lessons-layout { display: grid; grid-template-columns: 1fr 300px; max-height: 75vh; }
.lessons-player-side { background: #000; display: flex; flex-direction: column; }
.lessons-player-side video { width: 100%; aspect-ratio: 16/9; background: #000; display: block; }
.lesson-now-playing { padding: 14px 18px; background: #0d0d0d; border-top: 1px solid rgba(255,255,255,0.07); flex: 1; }
.np-label { font-size: 0.68rem; font-weight: 700; color: var(--red); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 5px; }
.np-title { font-family: 'Playfair Display', serif; font-size: 1rem; font-weight: 700; color: var(--white); margin-bottom: 5px; line-height: 1.3; }
.np-desc { font-size: 0.8rem; color: rgba(255,255,255,0.5); line-height: 1.5; }
.lessons-list { overflow-y: auto; border-left: 1px solid rgba(255,255,255,0.07); background: #0d0d0d; }
.lessons-list::-webkit-scrollbar { width: 4px; }
.lessons-list::-webkit-scrollbar-thumb { background: rgba(212,43,43,0.5); border-radius: 2px; }
.lesson-item { display: flex; align-items: flex-start; gap: 12px; padding: 14px 16px; cursor: pointer; border-bottom: 1px solid rgba(255,255,255,0.05); transition: background 0.18s; }
.lesson-item:hover { background: rgba(255,255,255,0.04); }
.lesson-item.active { background: rgba(212,43,43,0.12); border-left: 3px solid var(--red); }
.lesson-num { min-width: 28px; height: 28px; background: rgba(255,255,255,0.08); border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; font-weight: 700; color: rgba(255,255,255,0.5); }
.lesson-item.active .lesson-num { background: var(--red); color: white; }
.lesson-info { flex: 1; }
.li-title { font-size: 0.83rem; font-weight: 600; color: rgba(255,255,255,0.85); line-height: 1.35; margin-bottom: 4px; }
.li-level { display: inline-block; font-size: 0.62rem; font-weight: 700; background: rgba(245,166,35,0.15); color: var(--gold); padding: 2px 7px; border-radius: 100px; text-transform: uppercase; }
.lesson-play-icon { color: rgba(255,255,255,0.25); font-size: 14px; margin-top: 2px; transition: color 0.15s; }
.lesson-item:hover .lesson-play-icon, .lesson-item.active .lesson-play-icon { color: var(--red); }

/* HAMBURGER */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; border: none; background: none; z-index: 201; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: all 0.3s ease; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; position: fixed; inset: 0; z-index: 200; background: rgba(10,10,10,0.98); backdrop-filter: blur(20px); flex-direction: column; align-items: center; justify-content: center; gap: 10px; animation: fadeUp 0.3s ease; }
.mobile-menu.open { display: flex; }
.mobile-menu a { font-family: 'Playfair Display', serif; font-size: 2rem; font-weight: 700; color: rgba(255,255,255,0.7); text-decoration: none; padding: 12px 40px; border-radius: 12px; transition: all 0.2s; width: 100%; text-align: center; max-width: 320px; }
.mobile-menu a:hover { color: var(--white); background: rgba(255,255,255,0.05); }
.mobile-menu a.mob-cta { background: var(--red); color: white; margin-top: 10px; font-family: 'DM Sans', sans-serif; font-size: 1rem; font-weight: 600; }
.mobile-menu a.mob-cta:hover { background: var(--red-light); }
.mobile-menu-logo { font-family: 'Playfair Display', serif; font-size: 1.4rem; font-weight: 900; color: var(--white); margin-bottom: 20px; }
.mobile-menu-logo span { color: var(--gold); }
.mobile-menu-close { position: absolute; top: 20px; right: 20px; width: 40px; height: 40px; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); border-radius: 10px; color: white; font-size: 18px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.2s; }
.mobile-menu-close:hover { background: var(--red); }

/* RESPONSIVE */
@media (max-width: 900px) {
  #home { grid-template-columns: 1fr; }
  .hero-left { padding: 60px 6%; }
  .hero-right { padding: 20px 6% 60px; }
  .about-inner { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .study-grid { grid-template-columns: 1fr 1fr; }
  section { padding: 70px 6%; }
  .form-row { grid-template-columns: 1fr; }
  footer { flex-direction: column; align-items: flex-start; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
}
@media (max-width: 600px) {
  .study-grid { grid-template-columns: 1fr; }
  .lessons-layout { grid-template-columns: 1fr; max-height: 90vh; }
  .lessons-list { max-height: 200px; border-left: none; border-top: 1px solid rgba(255,255,255,0.07); }
  .contact-form-wrap { padding: 22px; }

  /* ── Mobile Hero: title → video → buttons ── */
  #home { display: flex !important; flex-direction: column !important; position: relative; }
  .hero-left { order: 2; padding: 32px 5% 10px; display: flex; flex-direction: column; }
  .hero-right { order: 3; padding: 0 5% 12px; position: relative; z-index: 10; }
  .hero-badge { font-size: 0.72rem; padding: 5px 12px; margin-bottom: 12px; }
  h1.hero-title { font-size: 2rem; margin-bottom: 10px; line-height: 1.1; }
  .hero-sub { font-size: 0.9rem; margin-bottom: 0; line-height: 1.6; }
  .hero-left .hero-buttons { display: none !important; }
  .mobile-buttons { display: flex !important; flex-direction: column; gap: 12px; padding: 16px 5% 28px; order: 4; width: 100%; box-sizing: border-box; position: relative; z-index: 10; }
  .mobile-buttons .btn-primary { width: 100%; justify-content: center; font-size: 1rem; padding: 15px 20px; border-radius: 10px; background: var(--red); border-color: var(--red); box-shadow: 0 6px 20px rgba(212,43,43,0.4); }
  .mobile-buttons .btn-primary:hover { background: var(--red-light); transform: translateY(-2px); }
  .mobile-buttons .btn-secondary { width: 100%; justify-content: center; font-size: 1rem; padding: 15px 20px; border-radius: 10px; border: 2px solid rgba(255,255,255,0.3); }
  .mobile-buttons .btn-secondary:hover { border-color: var(--gold); color: var(--gold); }
}