/* ============================================================================
   IELTS Speaking Descriptor Coach — sales page
   Deep-ink + violet accent, glass cards, Inter/system stack. Conversion-first.
   Self-contained, no external fonts/CDNs. Mobile-first. Restrained palette.
   ========================================================================== */
:root{
  --bg:#08080f; --bg-2:#0c0c16; --surface:#14142440; --surface-solid:#141426;
  --surface-2:#1a1a2e; --line:rgba(255,255,255,.09); --line-2:rgba(255,255,255,.16);
  --text:#f3f2fb; --text-2:#aeb0c8; --text-3:#6f7191;
  --accent:#8b7bff; --accent-2:#b69cff; --accent-soft:rgba(139,123,255,.14);
  --ok:#46d39a; --ok-soft:rgba(70,211,154,.13);
  --warn:#f0b13a;
  --max:1080px; --r:16px; --r-lg:22px; --ease:cubic-bezier(.22,1,.36,1);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","Inter",Roboto,Helvetica,Arial,sans-serif;
  --mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
}
*{box-sizing:border-box;margin:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);background:radial-gradient(1200px 680px at 80% -12%,rgba(139,123,255,.13),transparent 56%),var(--bg);color:var(--text);line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;min-height:100vh}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.narrow{max-width:760px;margin-inline:auto}
.center{text-align:center}
a{color:var(--accent-2);text-decoration:none}
h1,h2,h3,h4{letter-spacing:-.025em;line-height:1.12;font-weight:800}
.hl{color:var(--accent-2)}
.mono{font-family:var(--mono)}
::selection{background:var(--accent);color:#15102e}
img{max-width:100%}

/* film grain 3% */
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.03;mix-blend-mode:overlay;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

/* ============================ NAV ============================ */
.nav{position:sticky;top:0;z-index:60;background:color-mix(in srgb,var(--bg) 80%,transparent);backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px;max-width:var(--max);margin:0 auto;padding:0 24px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:15px;color:var(--text)}
.brand-mark{display:grid;place-items:center;width:32px;height:32px;border-radius:9px;background:linear-gradient(145deg,var(--accent),var(--accent-2));color:#15102e;font-family:var(--mono);font-weight:700;font-size:14px}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a.tlink{font-size:14px;font-weight:500;color:var(--text-2)}
.nav-links a.tlink:hover{color:var(--text)}
.nav-cta{font-weight:700;font-size:13.5px;padding:9px 16px;border-radius:10px;background:linear-gradient(145deg,var(--accent),var(--accent-2));color:#15102e;box-shadow:0 10px 26px -12px rgba(139,123,255,.6)}
@media (max-width:720px){.nav-links a.tlink{display:none}}

/* ============================ BUTTONS ============================ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:13px;border:1px solid transparent;cursor:pointer;transition:.18s var(--ease);font-family:inherit;font-size:15.5px;text-align:center}
.btn-primary{background:linear-gradient(145deg,var(--accent),var(--accent-2));color:#15102e;box-shadow:0 16px 38px -12px rgba(139,123,255,.6)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-ghost{background:var(--surface-2);border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--line-2)}
.btn-lg{font-size:16.5px;padding:17px 30px}
.btn:focus-visible{outline:3px solid var(--accent-soft);outline-offset:2px}

/* ============================ HERO ============================ */
.hero{position:relative;padding:72px 0 40px;text-align:center;z-index:2}
.kicker{display:inline-flex;align-items:center;gap:9px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-2);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);padding:7px 15px;border-radius:999px;margin-bottom:26px}
.kicker-dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.hero h1{font-size:clamp(32px,6vw,58px);font-weight:900;max-width:16ch;margin:0 auto;letter-spacing:-.03em}
.hero .sub{margin:24px auto 0;font-size:clamp(16px,2.3vw,20px);color:var(--text-2);max-width:60ch}
.hero .sub strong{color:var(--text)}
.hero-cta{margin-top:36px;display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap}
.cta-note{display:block;margin-top:18px;font-size:13.5px;color:var(--text-3)}
.cta-secondary{font-weight:700;font-size:15px;color:var(--accent-2);display:inline-flex;align-items:center;gap:7px}
.cta-secondary:hover{color:var(--text)}
.trust-row{margin-top:30px;display:flex;justify-content:center;gap:10px 26px;flex-wrap:wrap;font-size:13px;color:var(--text-3)}
.trust-row span{display:inline-flex;align-items:center;gap:7px}
.trust-row b{color:var(--accent-2);font-weight:700}

/* ============================ SECTIONS ============================ */
.section{padding:56px 0;position:relative;z-index:2}
.section-tight{padding:38px 0}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);font-weight:600;margin-bottom:14px;text-align:center}
.section h2{font-size:clamp(26px,4.2vw,40px);font-weight:900;text-align:center;max-width:20ch;margin:0 auto;letter-spacing:-.03em}
.section .deck{text-align:center;color:var(--text-2);max-width:60ch;margin:18px auto 0;font-size:17px}

/* divider rule */
.rule{height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent);max-width:var(--max);margin:0 auto}

/* ============================ PROBLEM ============================ */
.prob-grid{margin-top:42px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.prob{background:var(--surface);backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 26px}
.prob .x{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(245,107,107,.12);color:#f56b6b;font-weight:800;font-size:17px;margin-bottom:15px}
.prob h3{font-size:17px;margin-bottom:9px}
.prob p{font-size:14.5px;color:var(--text-2)}
.turn{margin:40px auto 0;max-width:720px;text-align:center;background:linear-gradient(160deg,var(--accent-soft),var(--surface-2));border:1px solid color-mix(in srgb,var(--accent) 28%,transparent);border-radius:var(--r-lg);padding:30px 30px}
.turn p{font-size:18px;color:var(--text);font-weight:600}
.turn p .hl{font-weight:800}
@media (max-width:760px){.prob-grid{grid-template-columns:1fr}}

/* ============================ HOW IT WORKS ============================ */
.loop{margin-top:42px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
.loop-step{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 22px;position:relative}
.loop-step .n{font-family:var(--mono);font-size:13px;font-weight:700;color:#15102e;background:linear-gradient(145deg,var(--accent),var(--accent-2));width:30px;height:30px;border-radius:9px;display:grid;place-items:center;margin-bottom:15px}
.loop-step h3{font-size:16px;margin-bottom:8px}
.loop-step p{font-size:13.5px;color:var(--text-2)}
@media (max-width:880px){.loop{grid-template-columns:1fr 1fr}}
@media (max-width:480px){.loop{grid-template-columns:1fr}}

/* ============================ WHAT'S INSIDE ============================ */
.inside{margin-top:42px;display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.item{background:var(--surface);backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 28px;transition:.18s var(--ease)}
.item:hover{border-color:var(--line-2);transform:translateY(-3px);background:var(--surface-2)}
.item.feature{grid-column:1/-1;background:linear-gradient(160deg,rgba(139,123,255,.16),var(--surface-2));border-color:color-mix(in srgb,var(--accent) 30%,transparent)}
.item .ico{font-size:22px;width:48px;height:48px;display:grid;place-items:center;border-radius:13px;background:var(--accent-soft);color:var(--accent-2);margin-bottom:16px}
.item .tag{display:inline-block;font-family:var(--mono);font-size:10.5px;letter-spacing:.07em;text-transform:uppercase;color:var(--accent-2);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 28%,transparent);padding:3px 9px;border-radius:999px;margin-bottom:13px}
.item h3{font-size:19px;margin-bottom:9px}
.item h3 .val{float:right;font-family:var(--mono);font-size:13px;font-weight:600;color:var(--text-3)}
.item p{font-size:14.5px;color:var(--text-2)}
@media (max-width:760px){.inside{grid-template-columns:1fr}.item h3 .val{float:none;display:block;margin-top:4px}}

/* ============================ PRICE ============================ */
.price-wrap{margin-top:44px;max-width:640px;margin-inline:auto}
.price-card{background:linear-gradient(165deg,var(--surface-2),var(--surface-solid));border:1px solid var(--line-2);border-radius:26px;padding:clamp(30px,5vw,46px);position:relative;overflow:hidden;text-align:center;box-shadow:0 40px 90px -40px rgba(139,123,255,.5)}
.price-card::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.price-badge{display:inline-block;font-family:var(--mono);font-size:11.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--accent-2);background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);padding:5px 13px;border-radius:999px;margin-bottom:18px}
.stack{list-style:none;text-align:left;max-width:420px;margin:0 auto 22px;display:grid;gap:10px}
.stack li{display:flex;justify-content:space-between;gap:14px;font-size:14.5px;color:var(--text-2);padding-bottom:10px;border-bottom:1px dashed var(--line)}
.stack li:last-child{border-bottom:0}
.stack li b{color:var(--text);font-weight:600}
.stack li .v{font-family:var(--mono);color:var(--text-3);flex:none}
.stack li .free{color:var(--ok)}
.anchor{font-size:15px;color:var(--text-3);margin-bottom:6px}
.anchor s{font-weight:600}
.price-now{display:flex;align-items:baseline;justify-content:center;gap:12px;margin:6px 0 4px}
.price-now .num{font-size:clamp(46px,9vw,68px);font-weight:900;letter-spacing:-.04em;line-height:1}
.price-now .cur{font-size:26px;font-weight:800;color:var(--text-2)}
.price-sub{font-size:14px;color:var(--text-3);margin-bottom:24px}
.price-card .btn{width:100%;max-width:380px}
.urgency{margin-top:18px;font-size:13.5px;color:var(--warn);font-weight:600}
.urgency .deadline{display:block;margin-top:8px;color:var(--text-3);font-weight:400}
.pay-note{margin-top:16px;font-size:12.5px;color:var(--text-3);line-height:1.6}

/* ============================ GUARANTEE ============================ */
.guarantee{margin:48px auto 0;max-width:760px;background:linear-gradient(160deg,var(--ok-soft),var(--surface-2));border:1px solid rgba(70,211,154,.32);border-radius:var(--r-lg);padding:clamp(28px,4vw,40px);display:flex;gap:24px;align-items:flex-start}
.guarantee .seal{flex:none;width:62px;height:62px;border-radius:16px;display:grid;place-items:center;background:rgba(70,211,154,.16);color:var(--ok);font-size:30px}
.guarantee h3{font-size:21px;margin-bottom:11px}
.guarantee p{font-size:15px;color:var(--text-2)}
.guarantee p+p{margin-top:10px;font-size:13px;color:var(--text-3)}
@media (max-width:600px){.guarantee{flex-direction:column;gap:16px}}

/* ============================ FAQ ============================ */
.faq{margin-top:40px;max-width:760px;margin-inline:auto;display:grid;gap:12px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:4px 22px;transition:.16s}
.faq details[open]{border-color:var(--line-2);background:var(--surface-2)}
.faq summary{cursor:pointer;list-style:none;padding:18px 0;font-weight:700;font-size:16px;display:flex;justify-content:space-between;align-items:center;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);font-size:22px;color:var(--accent-2);flex:none;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{font-size:14.5px;color:var(--text-2);padding:0 0 20px;margin:0}
.faq p+p{padding-top:0;margin-top:-8px}

/* ============================ FINAL CTA ============================ */
.final{text-align:center;margin-top:14px}
.final h2{max-width:24ch}
.final .deck{margin-bottom:30px}

/* ============================ FOOTER ============================ */
.site-footer{border-top:1px solid var(--line);padding:50px 0 46px;background:var(--bg-2);margin-top:60px;position:relative;z-index:2}
.footer-disc h4{font-size:12px;text-transform:uppercase;letter-spacing:.1em;color:var(--text-3);margin-bottom:14px}
.footer-disc p{font-size:12.5px;color:var(--text-3);line-height:1.7;margin-bottom:11px;max-width:96ch}
.footer-disc strong{color:var(--text-2)}
.footer-legal{margin-top:26px;padding-top:22px;border-top:1px solid var(--line);font-size:12px;color:var(--text-3);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}

@media (max-width:600px){.hero{padding:54px 0 28px}.section{padding:44px 0}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto}}