:root {
  --navy: #075cff;
  --navy-2: #0736c4;
  --blue: #0868ff;
  --cyan: #00eaff;
  --electric: #5b34ff;
  --ink: #08245f;
  --muted: #48699f;
  --line: #c9e5ff;
  --page: #f3faff;
  --white: #fff;
  --radius: 22px;
  --shadow: 0 22px 60px rgba(21, 64, 99, .12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--page); font-family: "DM Sans", sans-serif; overflow-x: hidden; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header { height: 82px; width: min(1220px, calc(100% - 48px)); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 30; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: Manrope, sans-serif; font-size: 1.18rem; font-weight: 800; letter-spacing: -.04em; }
.brand > span:last-child > span { color: var(--blue); }
.brand-mark { width: 38px; height: 38px; display: grid; place-items: center; overflow: hidden; }
.brand-mark img { width: 35px; height: 35px; object-fit: contain; }
nav { display: flex; align-items: center; gap: 34px; font-size: .9rem; font-weight: 600; }
nav a:not(.nav-cta) { color: #466077; transition: color .2s; }
nav a:hover { color: var(--blue); }
.nav-cta { padding: 12px 19px; color: white; border-radius: 12px; background: linear-gradient(135deg, #075cff, #00bfff); box-shadow: 0 8px 24px rgba(7,92,255,.34); }
.menu-button { display: none; width: 44px; height: 44px; border: 0; background: white; border-radius: 12px; place-content: center; gap: 6px; box-shadow: 0 7px 22px rgba(16,34,52,.09); }
.menu-button span { width: 20px; height: 2px; background: var(--ink); display: block; }

.hero { min-height: 690px; position: relative; isolation: isolate; display: grid; grid-template-columns: 1.02fr .98fr; align-items: center; width: min(1280px, calc(100% - 48px)); margin: 0 auto 22px; border-radius: 34px; padding: 76px clamp(32px, 6vw, 84px); overflow: hidden; background: radial-gradient(circle at 72% 25%, rgba(0,234,255,.72), transparent 27%), radial-gradient(circle at 94% 65%, rgba(91,52,255,.30), transparent 32%), linear-gradient(120deg, #ffffff 0%, #d5f6ff 43%, #74dfff 100%); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -2; background-image: linear-gradient(rgba(255,255,255,.22) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.22) 1px, transparent 1px); background-size: 46px 46px; mask-image: linear-gradient(to right, transparent, #000); }
.hero-glow { position: absolute; border-radius: 50%; filter: blur(10px); z-index: -1; }
.hero-glow-one { width: 370px; height: 370px; right: -80px; top: -90px; background: rgba(255,255,255,.7); }
.hero-glow-two { width: 230px; height: 230px; left: 38%; bottom: -120px; background: rgba(31,154,232,.20); }
.eyebrow, .kicker { text-transform: uppercase; font-family: Manrope, sans-serif; font-size: .73rem; font-weight: 800; letter-spacing: .17em; color: var(--blue); }
.eyebrow { display: inline-flex; align-items: center; gap: 9px; padding: 8px 12px; border: 1px solid rgba(12,103,215,.17); background: rgba(255,255,255,.56); border-radius: 999px; backdrop-filter: blur(8px); }
.eyebrow span { width: 7px; height: 7px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 0 4px rgba(40,225,223,.19); }
h1, h2 { font-family: Manrope, sans-serif; letter-spacing: -.055em; margin: 0; }
.hero h1 { max-width: 690px; margin: 26px 0 24px; font-size: clamp(2.9rem, 5vw, 5.25rem); line-height: .98; color: var(--navy-2); }
h1 em, h2 em { font-style: normal; color: var(--blue); }
.hero-copy > p { max-width: 570px; margin: 0; font-size: clamp(1rem, 1.4vw, 1.17rem); line-height: 1.7; color: #4d687d; }
.hero-actions { display: flex; gap: 13px; flex-wrap: wrap; margin-top: 34px; }
.button { min-height: 52px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; gap: 10px; border-radius: 14px; font-weight: 700; font-size: .94rem; transition: transform .2s, box-shadow .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { color: white; background: linear-gradient(135deg, #075cff, #00c8ff); box-shadow: 0 14px 32px rgba(7,92,255,.34); }
.button-primary span { font-size: 1.2rem; }
.button-ghost { background: rgba(255,255,255,.64); border: 1px solid rgba(255,255,255,.85); box-shadow: 0 10px 25px rgba(30,91,125,.08); }
.play-mini { width: 26px; height: 26px; display: grid; place-items: center; color: var(--blue); background: rgba(12,103,215,.09); border-radius: 50%; font-size: .68rem; }
.hero-stats { display: flex; gap: 37px; margin-top: 52px; }
.hero-stats div { display: grid; gap: 3px; }
.hero-stats strong { font: 800 1.6rem Manrope, sans-serif; color: var(--navy); letter-spacing: -.04em; }
.hero-stats span { color: #587084; font-size: .78rem; }
.hero-visual { min-height: 490px; position: relative; }
.orb { position: absolute; width: min(430px, 88%); aspect-ratio: 1; border-radius: 50%; right: 0; top: 3%; background: radial-gradient(circle at 35% 25%, #fff 0 4%, #00f0ff 20%, #0877ff 54%, #5136ff 83%); box-shadow: inset -30px -35px 55px rgba(41,22,180,.28), 0 50px 85px rgba(0,116,255,.38); }
.floating-book { position: absolute; width: 175px; border-radius: 9px 17px 17px 9px; padding: 9px; background: rgba(255,255,255,.78); box-shadow: 0 28px 50px rgba(3,45,88,.27); backdrop-filter: blur(10px); transform: rotate(-8deg); z-index: 2; }
.floating-book::after { content: ""; position: absolute; inset: 8px -10px 8px auto; width: 12px; background: linear-gradient(to right, #c5d3db, #fff); border-radius: 0 7px 7px 0; z-index: -1; }
.floating-book img { width: 100%; aspect-ratio: 2 / 3; object-fit: cover; border-radius: 5px 9px 9px 5px; }
.floating-book > span { position: absolute; width: 32px; height: 32px; display: grid; place-items: center; top: -13px; left: -13px; border-radius: 50%; background: var(--navy); color: white; font-weight: 700; font-size: .73rem; box-shadow: 0 9px 18px rgba(3,42,83,.25); }
.book-one { left: 7%; top: 4%; }
.book-two { width: 155px; right: 5%; bottom: 1%; transform: rotate(10deg); }
.glass-note { position: absolute; z-index: 3; right: 14%; top: 35%; display: flex; align-items: center; gap: 12px; padding: 15px 18px; color: var(--navy-2); background: rgba(255,255,255,.65); border: 1px solid rgba(255,255,255,.85); border-radius: 16px; backdrop-filter: blur(15px); box-shadow: 0 20px 45px rgba(2,56,105,.17); }
.note-icon { width: 36px; height: 36px; border-radius: 11px; display: grid; place-items: center; font-size: 1.4rem; color: white; background: linear-gradient(135deg, var(--cyan), var(--blue)); }
.glass-note div { display: grid; gap: 3px; }
.glass-note small { font-size: .68rem; color: #5f7486; }
.glass-note strong { font-size: .82rem; }
.hero-badge { position: absolute; z-index: 3; left: 4%; bottom: 6%; display: flex; align-items: center; gap: 10px; padding: 12px 16px; color: white; background: rgba(4,39,78,.91); border-radius: 16px; box-shadow: 0 16px 35px rgba(4,39,78,.22); }
.hero-badge strong { font: 800 1.55rem Manrope, sans-serif; color: var(--cyan); }
.hero-badge span { font-size: .68rem; line-height: 1.25; color: #dceafb; }

.trust-strip { width: min(1160px, calc(100% - 48px)); min-height: 88px; margin: 0 auto; padding: 18px 0; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.trust-strip p { color: #718195; font-size: .83rem; }
.trust-strip div { display: flex; gap: 30px; color: #37536c; font-size: .82rem; font-weight: 600; }
.section { width: min(1160px, calc(100% - 48px)); margin: 0 auto; padding: 112px 0; }
.section-heading { display: grid; grid-template-columns: 1.25fr .75fr; align-items: end; gap: 50px; margin-bottom: 46px; }
.section-heading h2, .podcast h2, .final-cta h2 { margin-top: 14px; font-size: clamp(2.2rem, 4.4vw, 4rem); line-height: 1.08; color: var(--navy-2); }
.section-heading p { max-width: 460px; margin: 0 0 6px; color: var(--muted); line-height: 1.7; }
.library-toolbar { display: flex; justify-content: space-between; gap: 18px; margin-bottom: 30px; }
.search-field { width: min(390px, 100%); min-height: 50px; padding: 0 16px; display: flex; align-items: center; gap: 10px; border: 1px solid var(--line); border-radius: 13px; background: white; color: #7b8d9f; }
.search-field:focus-within { border-color: #83c6ed; box-shadow: 0 0 0 4px rgba(12,103,215,.07); }
.search-field input { width: 100%; border: 0; outline: 0; color: var(--ink); background: transparent; }
.filter-chips { display: flex; gap: 8px; overflow-x: auto; padding-bottom: 3px; scrollbar-width: none; }
.filter-chip { white-space: nowrap; padding: 10px 14px; border: 1px solid var(--line); border-radius: 999px; color: #536b7d; background: white; cursor: pointer; font-size: .8rem; font-weight: 700; }
.filter-chip.active { color: white; background: var(--navy); border-color: var(--navy); }
.book-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.book-card { min-width: 0; overflow: hidden; border: 1px solid #e3ebf1; border-radius: var(--radius); background: white; box-shadow: 0 10px 34px rgba(12,53,86,.06); transition: transform .25s, box-shadow .25s; }
.book-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.book-cover { position: relative; height: 270px; padding: 22px; overflow: hidden; display: flex; align-items: center; background: linear-gradient(145deg, #e8fbff, #90eaff 55%, #7caaff); }
.book-cover::before { content: ""; position: absolute; width: 180px; height: 180px; border-radius: 50%; background: rgba(40,225,223,.29); right: -70px; bottom: -60px; }
.book-cover img { position: relative; width: auto; height: 100%; aspect-ratio: 2 / 3; margin: auto; object-fit: cover; border-radius: 5px 12px 12px 5px; box-shadow: -9px 15px 28px rgba(7,54,196,.28); }
.book-level { position: absolute; top: 13px; right: 13px; z-index: 2; padding: 7px 10px; border-radius: 999px; background: rgba(255,255,255,.88); color: var(--navy); backdrop-filter: blur(8px); font-size: .68rem; font-weight: 800; }
.book-body { padding: 20px; }
.book-category { color: var(--blue); text-transform: uppercase; letter-spacing: .12em; font-size: .67rem; font-weight: 800; }
.book-body h3 { min-height: 48px; margin: 8px 0 9px; font: 700 1.05rem/1.35 Manrope, sans-serif; letter-spacing: -.025em; }
.book-body p { min-height: 58px; margin: 0; color: var(--muted); font-size: .81rem; line-height: 1.55; }
.book-actions { display: grid; grid-template-columns: 1fr auto; gap: 9px; margin-top: 18px; }
.read-button, .download-button { min-height: 47px; border-radius: 13px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; font-size: .82rem; font-weight: 800; cursor: pointer; transition: transform .2s, box-shadow .2s, filter .2s; }
.read-button { border: 0; color: white; background: linear-gradient(135deg, #075cff, #00c8ff); box-shadow: 0 9px 23px rgba(7,92,255,.28); }
.read-button svg { width: 19px; fill: none; stroke: currentColor; stroke-width: 2.25; stroke-linecap: round; stroke-linejoin: round; }
.download-button { position: relative; width: 47px; overflow: hidden; border: 1px solid rgba(255,255,255,.75); color: white; background: linear-gradient(145deg, #ffffff 0%, #7cddff 7%, #0877ff 42%, #5735ff 100%); box-shadow: 0 9px 24px rgba(7,92,255,.32), inset 0 1px 1px rgba(255,255,255,.75); }
.download-button::before { content: ""; position: absolute; width: 24px; height: 70px; top: -12px; left: -35px; transform: rotate(25deg); background: rgba(255,255,255,.6); transition: left .45s ease; }
.download-button:hover::before { left: 60px; }
.download-button svg { position: relative; width: 21px; fill: none; stroke: currentColor; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.read-button:hover, .download-button:hover { transform: translateY(-2px); filter: saturate(1.12); box-shadow: 0 13px 28px rgba(7,92,255,.38); }
.empty-state { text-align: center; padding: 50px; color: var(--muted); }

.podcast { position: relative; overflow: hidden; color: white; background: radial-gradient(circle at 11% 20%, rgba(0,234,255,.55), transparent 23%), radial-gradient(circle at 90% 0%, rgba(110,71,255,.8), transparent 35%), linear-gradient(135deg, #0877ff 0%, #075cff 48%, #552dff 100%); }
.podcast::before { content: ""; position: absolute; width: 620px; height: 620px; border: 1px solid rgba(57,211,223,.10); border-radius: 50%; left: -250px; top: -250px; box-shadow: 0 0 0 70px rgba(40,225,223,.018), 0 0 0 140px rgba(40,225,223,.014); }
.podcast-shell { position: relative; z-index: 1; width: min(1160px, calc(100% - 48px)); margin: 0 auto; padding: 112px 0; display: grid; grid-template-columns: .74fr 1.26fr; gap: 38px 64px; align-items: center; }
.kicker-light { color: var(--cyan); }
.podcast h2 { color: white; }
.podcast h2 em { color: var(--cyan); }
.podcast-intro > p { max-width: 430px; color: rgba(255,255,255,.86); line-height: 1.7; }
.sound-bars { height: 52px; display: flex; align-items: center; gap: 5px; margin-top: 36px; }
.sound-bars i { width: 4px; height: 18px; display: block; border-radius: 4px; background: linear-gradient(var(--cyan), var(--blue)); opacity: .65; animation: equalize 1.3s ease-in-out infinite alternate; }
.sound-bars i:nth-child(2n) { height: 34px; animation-delay: -.45s; }
.sound-bars i:nth-child(3n) { height: 48px; animation-delay: -.8s; }
.sound-bars i:nth-child(5n) { height: 26px; animation-delay: -.2s; }
@keyframes equalize { to { transform: scaleY(.42); opacity: .35; } }
.player-card { padding: 26px; border: 1px solid rgba(255,255,255,.42); border-radius: 28px; background: linear-gradient(145deg, rgba(255,255,255,.30), rgba(255,255,255,.12)); backdrop-filter: blur(22px); box-shadow: 0 32px 70px rgba(23,20,130,.25); }
.now-playing { display: grid; grid-template-columns: 126px 1fr; align-items: center; gap: 23px; }
.cover-art { aspect-ratio: 1; padding: 15px; display: flex; flex-direction: column; justify-content: space-between; border-radius: 20px; overflow: hidden; background: linear-gradient(145deg, #00ecff, #075cff 55%, #6633ff); box-shadow: inset 0 0 0 1px rgba(255,255,255,.35), 0 18px 35px rgba(23,20,130,.25); }
.cover-art img { width: 42px; filter: brightness(0) invert(1); }
.cover-art span { font: 800 .73rem/1.05 Manrope, sans-serif; letter-spacing: .11em; }
.track-info small { color: var(--cyan); letter-spacing: .14em; font-size: .63rem; font-weight: 800; }
.track-info h3 { margin: 8px 0; font: 700 clamp(1.25rem, 2.3vw, 1.8rem)/1.2 Manrope, sans-serif; letter-spacing: -.035em; }
.track-info p { margin: 0; color: rgba(255,255,255,.82); font-size: .83rem; line-height: 1.5; }
.player-controls { display: flex; justify-content: center; align-items: center; gap: 23px; margin: 26px 0 20px; }
.icon-button, .main-play, #mute-button { border: 0; color: white; background: transparent; cursor: pointer; }
.icon-button { position: relative; font-size: 1.25rem; opacity: .76; }
.icon-button small { position: absolute; font-size: .46rem; inset: 9px 0 auto; }
.main-play { width: 58px; height: 58px; border-radius: 50%; color: #075cff; background: white; font-size: 1.05rem; box-shadow: 0 0 0 8px rgba(255,255,255,.13), 0 10px 30px rgba(0,234,255,.32); }
.timeline-row { display: grid; grid-template-columns: 36px 1fr 36px 24px; gap: 10px; align-items: center; color: #9eb5ca; font-size: .69rem; }
input[type="range"] { width: 100%; height: 4px; accent-color: var(--cyan); cursor: pointer; }
#mute-button { color: #b8cada; }
.episode-panel { grid-column: 1 / -1; overflow: hidden; padding: 18px 22px 12px; border: 1px solid rgba(255,255,255,.38); border-radius: 24px; background: rgba(255,255,255,.16); backdrop-filter: blur(18px); }
.episode-panel-head { min-height: 70px; display: flex; align-items: center; justify-content: space-between; }
.episode-panel-head div { display: grid; gap: 3px; }
.episode-panel-head strong { font: 800 1.25rem Manrope, sans-serif; }
.episode-panel-head small, .episode-panel-head span { color: rgba(255,255,255,.76); font-size: .77rem; }
.episode-columns { display: grid; grid-template-columns: 54px 1fr 120px 58px; padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,.25); color: rgba(255,255,255,.65); font-size: .67rem; letter-spacing: .1em; }
.episode-list { display: grid; }
.episode-item { min-height: 76px; padding: 10px 14px; display: grid; grid-template-columns: 54px 1fr 120px 58px; gap: 0; align-items: center; cursor: pointer; border: 0; border-radius: 12px; background: transparent; color: white; text-align: left; transition: background .2s; }
.episode-item:hover, .episode-item.active { background: rgba(255,255,255,.20); }
.episode-number { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 8px; color: white; background: linear-gradient(135deg, #00eaff, #075cff); font-weight: 800; font-size: .78rem; box-shadow: 0 7px 18px rgba(0,38,160,.18); }
.episode-copy { min-width: 0; }
.episode-copy strong { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: .88rem; }
.episode-copy span { color: rgba(255,255,255,.72); font-size: .72rem; }
.episode-status { color: rgba(255,255,255,.75); font-size: .7rem; }
.episode-item.active .episode-status { color: white; font-weight: 800; }

.section-course-link { margin-top: 42px; padding: 24px 28px; display: flex; align-items: center; justify-content: space-between; gap: 22px; border: 1px solid #bde9ff; border-radius: 22px; background: linear-gradient(120deg, #ffffff, #def7ff); box-shadow: 0 18px 45px rgba(7,92,255,.10); }
.section-course-link p { margin: 0; color: #315b92; font-weight: 600; }
.course-cta { position: relative; isolation: isolate; min-height: 56px; padding: 3px; display: inline-flex; align-items: center; justify-content: center; gap: 0; overflow: hidden; border-radius: 16px; background: linear-gradient(100deg, #ffffff, #00eaff, #075cff, #6736ff, #ffffff); background-size: 300% 100%; box-shadow: 0 0 22px rgba(0,201,255,.38), 0 10px 28px rgba(7,92,255,.26); animation: bright-border 3.2s linear infinite; }
.course-cta::before { content: ""; position: absolute; inset: -65%; z-index: -1; background: conic-gradient(from 0deg, transparent 0 35%, #fff 43%, #00eaff 50%, #075cff 57%, transparent 65%); animation: spin-glow 2.8s linear infinite; }
.course-cta span { height: 50px; padding: 0 21px; display: inline-flex; align-items: center; color: #075cff; background: linear-gradient(120deg, #fff, #e3f8ff 45%, #fff); border-radius: 13px 0 0 13px; font-weight: 800; white-space: nowrap; }
.course-cta b { width: 50px; height: 50px; display: grid; place-items: center; color: white; background: linear-gradient(135deg, #075cff, #00c8ff); border-radius: 0 13px 13px 0; font-size: 1.15rem; }
.course-cta:hover { transform: translateY(-2px); box-shadow: 0 0 32px rgba(0,220,255,.55), 0 16px 34px rgba(7,92,255,.32); }
@keyframes bright-border { 0% { background-position: 0% 50%; } 100% { background-position: 300% 50%; } }
@keyframes spin-glow { to { transform: rotate(360deg); } }
.podcast-course-link { grid-column: 1 / -1; margin-top: 0; color: var(--ink); border-color: rgba(255,255,255,.55); background: rgba(255,255,255,.94); box-shadow: 0 20px 50px rgba(24,12,140,.24); }

.final-cta { text-align: center; position: relative; }
.final-cta > img { width: 100px; margin: 0 auto 20px; opacity: .11; }
.final-cta h2 { margin-bottom: 30px; }
.final-cta .course-cta { width: max-content; margin: 0 auto; }
footer { width: min(1160px, calc(100% - 48px)); margin: 0 auto; min-height: 110px; display: flex; justify-content: space-between; align-items: center; gap: 30px; border-top: 1px solid var(--line); color: #77889a; font-size: .78rem; }
.footer-brand { color: var(--ink); }

.reader-modal { width: min(1180px, calc(100% - 28px)); height: min(900px, calc(100dvh - 28px)); max-width: none; max-height: none; padding: 0; overflow: hidden; border: 0; border-radius: 20px; background: #152536; box-shadow: 0 40px 100px rgba(0,0,0,.4); }
.reader-modal::backdrop { background: rgba(2,13,25,.77); backdrop-filter: blur(8px); }
.reader-head { height: 68px; padding: 0 18px 0 22px; display: flex; align-items: center; justify-content: space-between; gap: 20px; color: white; background: #071d34; }
.reader-head > div:first-child { display: grid; gap: 3px; min-width: 0; }
.reader-head small { color: var(--cyan); font-size: .58rem; letter-spacing: .16em; }
.reader-head strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.reader-actions { display: flex; align-items: center; gap: 8px; }
.reader-download { min-height: 40px; padding: 8px 14px; display: inline-flex; align-items: center; gap: 7px; border: 1px solid rgba(255,255,255,.75); border-radius: 11px; color: white; background: linear-gradient(135deg, #ffffff 0%, #86e4ff 6%, #0877ff 48%, #5c35ff 100%); box-shadow: 0 7px 20px rgba(0,174,255,.3), inset 0 1px 1px rgba(255,255,255,.75); font-size: .76rem; font-weight: 800; }
.reader-download svg { width: 17px; fill: none; stroke: currentColor; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
#reader-close { width: 40px; height: 40px; border: 0; border-radius: 10px; color: white; background: rgba(255,255,255,.1); font-size: 1.5rem; cursor: pointer; }
#pdf-frame { width: 100%; height: calc(100% - 68px); border: 0; background: #e8edf1; }
.toast { position: fixed; z-index: 100; left: 50%; bottom: 25px; padding: 13px 18px; transform: translate(-50%, 140%); border-radius: 12px; color: white; background: #071d34; box-shadow: 0 12px 35px rgba(0,0,0,.23); font-size: .84rem; opacity: 0; transition: .3s; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

@media (max-width: 1020px) {
  .hero { grid-template-columns: 1fr; padding-top: 64px; }
  .hero-copy { position: relative; z-index: 5; }
  .hero-visual { min-height: 430px; margin-top: 30px; }
  .orb { right: 10%; }
  .book-grid { grid-template-columns: repeat(2, 1fr); }
  .podcast-shell { grid-template-columns: 1fr; }
  .podcast-intro { max-width: 650px; }
  .episode-panel { grid-column: auto; }
}
@media (max-width: 760px) {
  .site-header { width: calc(100% - 32px); height: 72px; }
  .menu-button { display: grid; }
  nav { position: absolute; left: 0; right: 0; top: 64px; padding: 17px; display: none; flex-direction: column; align-items: stretch; gap: 0; border-radius: 16px; background: white; box-shadow: var(--shadow); }
  nav.open { display: flex; }
  nav a { padding: 13px; }
  .nav-cta { margin-top: 7px; text-align: center; }
  .hero { min-height: auto; width: calc(100% - 20px); border-radius: 24px; padding: 55px 22px 28px; }
  .hero h1 { font-size: clamp(2.55rem, 12vw, 4rem); }
  .hero-stats { gap: 20px; justify-content: space-between; }
  .hero-stats strong { font-size: 1.25rem; }
  .hero-visual { min-height: 370px; }
  .floating-book { width: 154px; }
  .book-two { width: 140px; }
  .glass-note { right: 1%; top: 39%; padding: 11px; }
  .glass-note strong { font-size: .7rem; }
  .hero-badge { left: 0; }
  .trust-strip { width: calc(100% - 32px); display: block; overflow: hidden; }
  .trust-strip div { width: max-content; margin-top: 13px; gap: 23px; }
  .section, .podcast-shell { width: calc(100% - 32px); padding: 82px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .library-toolbar { flex-direction: column; }
  .search-field { width: 100%; }
  .filter-chips { margin-right: -16px; }
  .section-course-link { align-items: flex-start; flex-direction: column; }
  .podcast-course-link { grid-column: auto; }
  footer { width: calc(100% - 32px); padding: 28px 0; flex-direction: column; text-align: center; }
}
@media (max-width: 540px) {
  .hero-actions { flex-direction: column; }
  .button { width: 100%; }
  .hero-stats span { font-size: .68rem; }
  .hero-visual { min-height: 330px; }
  .orb { width: 285px; top: 8%; right: -15%; }
  .book-one { left: 0; top: 0; }
  .book-two { right: -2%; bottom: 0; }
  .glass-note { display: none; }
  .book-grid { grid-template-columns: 1fr; }
  .book-cover { height: 270px; }
  .now-playing { grid-template-columns: 88px 1fr; gap: 15px; }
  .player-card { padding: 17px; }
  .timeline-row { grid-template-columns: 30px 1fr 30px; }
  #mute-button { display: none; }
  .episode-panel { padding: 14px 10px 8px; }
  .episode-columns { grid-template-columns: 44px 1fr 42px; }
  .episode-columns span:nth-child(3) { display: none; }
  .episode-item { padding: 10px 8px; grid-template-columns: 44px 1fr 42px; }
  .episode-status { font-size: 0; text-align: right; }
  .episode-status::after { content: "▶"; font-size: .72rem; }
  .section-course-link { padding: 20px; }
  .course-cta { width: 100%; }
  .course-cta span { flex: 1; justify-content: center; padding: 0 12px; }
  .reader-head { height: 62px; padding: 0 9px 0 13px; }
  .reader-head strong { font-size: .78rem; }
  .reader-download { display: none; }
  #pdf-frame { height: calc(100% - 62px); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}