/* ==========================================================================
   AMUORA — صفحه‌ی اصلی (landing)
   سبک شیشه‌ای، با رنگ‌های خود لوگو:
     سرمه‌ای  #173b79   آبی  #0471d6   فیروزه‌ای  #00c1bc
   این فایل فقط در index.php لود می‌شود و به صفحه‌های دیگر کاری ندارد.
   ========================================================================== */

:root {
    --lp-navy: #173b79;
    --lp-navy-deep: #0e2a5a;
    --lp-blue: #0471d6;
    --lp-teal: #00c1bc;
    --lp-ink: #14284b;
    --lp-text: #4b5d7a;
    --lp-muted: #7686a0;
    --lp-bg: #eef5fd;
    --lp-glass: rgba(255, 255, 255, 0.58);
    --lp-glass-strong: rgba(255, 255, 255, 0.82);
    --lp-line: rgba(255, 255, 255, 0.85);
    --lp-shadow: 0 18px 50px rgba(23, 59, 121, 0.12);
    --lp-shadow-lg: 0 30px 80px rgba(23, 59, 121, 0.18);
    --lp-grad: linear-gradient(120deg, #173b79 0%, #0471d6 55%, #00c1bc 100%);
    --lp-radius: 22px;
    --lp-max: 1180px;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { overflow-x: hidden; scroll-behavior: smooth; scroll-padding-top: 100px; }

body.landing {
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
    background: var(--lp-bg);
    color: var(--lp-text);
    font-family: 'Poppins', system-ui, -apple-system, 'Segoe UI', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.landing img { max-width: 100%; display: block; }
.landing a { color: inherit; text-decoration: none; }
.landing h1, .landing h2, .landing h3 { margin: 0; color: var(--lp-ink); line-height: 1.15; letter-spacing: -0.02em; }
.landing p { margin: 0; }

/* ---------- پس‌زمینه‌ی نرم و متحرک ---------- */
.lp-bg { position: fixed; inset: 0; z-index: -1; overflow: hidden; pointer-events: none; }
.lp-blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: 0.55; animation: lpDrift 22s ease-in-out infinite alternate; }
.lp-blob-1 { width: 520px; height: 520px; top: -160px; left: -120px; background: #8fc3ff; }
.lp-blob-2 { width: 460px; height: 460px; top: 30%; right: -160px; background: #7fe6de; animation-delay: -7s; }
.lp-blob-3 { width: 420px; height: 420px; bottom: -180px; left: 30%; background: #b9c9ff; animation-delay: -14s; }
@keyframes lpDrift { to { transform: translate(60px, 40px) scale(1.08); } }

.lp-gradient-text {
    background: var(--lp-grad);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ---------- دکمه‌ها ---------- */
.lp-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-weight: 700;
    font-size: 0.95rem;
    line-height: 1.2;
    white-space: nowrap;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.lp-btn:hover { transform: translateY(-2px); }
.lp-btn:focus-visible { outline: 3px solid rgba(4, 113, 214, 0.35); outline-offset: 3px; }
.lp-btn-primary { background: var(--lp-grad); background-size: 140% 100%; color: #fff !important; box-shadow: 0 12px 28px rgba(4, 113, 214, 0.32); }
.lp-btn-primary:hover { background-position: 100% 0; box-shadow: 0 16px 34px rgba(4, 113, 214, 0.4); }
.lp-btn-glass { background: var(--lp-glass); border-color: var(--lp-line); color: var(--lp-navy) !important; backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 8px 22px rgba(23, 59, 121, 0.08); }
.lp-btn-white { background: #fff; color: var(--lp-navy) !important; box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18); }
.lp-btn-sm { padding: 9px 18px; font-size: 0.88rem; }
.lp-btn-lg { padding: 15px 28px; font-size: 1rem; }

/* ---------- لوگو در قاب شیشه‌ای ---------- */
.lp-brand { display: inline-flex; align-items: center; gap: 11px; }
.lp-logo-tile {
    position: relative;
    display: grid;
    flex: 0 0 auto;
    width: 46px;
    height: 46px;
    place-items: center;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.95);
    border-radius: 14px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(223, 238, 255, 0.7));
    box-shadow: 0 8px 20px rgba(4, 113, 214, 0.18), inset 0 1px 0 #fff, inset 0 -6px 14px rgba(0, 193, 188, 0.12);
}
.lp-logo-tile::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(130deg, rgba(255, 255, 255, 0.7) 0%, rgba(255, 255, 255, 0) 45%);
    pointer-events: none;
}
.lp-logo-tile img { width: 34px; height: 34px; }
.lp-logo-tile-lg { width: 78px; height: 78px; border-radius: 22px; margin: 0 auto 18px; }
.lp-logo-tile-lg img { width: 56px; height: 56px; }
.lp-brand-text { color: var(--lp-navy); font-size: 1.3rem; font-weight: 800; letter-spacing: 0.02em; }

/* ================= HEADER =================
   هدر رنگارنگ: حاشیه‌ی گرادیانی متحرک، هاله‌ی رنگی پشت شیشه،
   هر لینک با رنگ خودش، لوگو با حلقه‌ی رنگی چرخان و دکمه‌ی درخشان. */
.lp-header {
    --lp-rainbow: linear-gradient(90deg, #0471d6, #00c1bc, #7c5cff, #ff6fae, #ffb020, #0471d6);
    position: fixed;
    top: 16px;
    left: 50%;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    width: min(var(--lp-max), calc(100% - 32px));
    padding: 10px 12px 10px 14px;
    border: 1.5px solid transparent;
    border-radius: 22px;
    background:
        linear-gradient(rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.72)) padding-box,
        var(--lp-rainbow) border-box;
    background-size: 100% 100%, 300% 100%;
    box-shadow: 0 14px 40px rgba(23, 59, 121, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(22px) saturate(170%);
    -webkit-backdrop-filter: blur(22px) saturate(170%);
    transform: translateX(-50%);
    animation: lpBorderFlow 8s linear infinite;
    transition: top 0.25s ease, box-shadow 0.25s ease, padding 0.25s ease;
}
/* هاله‌ی رنگی نرم پشت هدر */
.lp-header::before {
    content: '';
    position: absolute;
    inset: 6px 30px -10px;
    z-index: -1;
    border-radius: 30px;
    background: var(--lp-rainbow);
    background-size: 300% 100%;
    filter: blur(26px);
    opacity: 0.32;
    animation: lpGlowFlow 8s linear infinite;
    pointer-events: none;
}
@keyframes lpBorderFlow { to { background-position: 0 0, 300% 0; } }
@keyframes lpGlowFlow { to { background-position: 300% 0; } }

.lp-header.is-scrolled {
    top: 10px;
    padding-top: 7px;
    padding-bottom: 7px;
    background:
        linear-gradient(rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.9)) padding-box,
        var(--lp-rainbow) border-box;
    background-size: 100% 100%, 300% 100%;
    box-shadow: 0 16px 44px rgba(23, 59, 121, 0.18);
}

/* لوگو: قاب شیشه‌ای با حلقه‌ی رنگی چرخان */
.lp-header .lp-logo-tile { overflow: visible; }
.lp-header .lp-logo-tile::before {
    content: '';
    position: absolute;
    inset: -3px;
    z-index: -1;
    border-radius: 16px;
    background: conic-gradient(from 0deg, #0471d6, #00c1bc, #7c5cff, #ff6fae, #ffb020, #0471d6);
    animation: lpSpin 6s linear infinite;
}
.lp-header .lp-logo-tile::after { border-radius: 14px; }
.lp-header .lp-brand:hover .lp-logo-tile { transform: rotate(-6deg) scale(1.05); }
.lp-header .lp-logo-tile { transition: transform 0.3s ease; }

.lp-header .lp-brand-text {
    background: linear-gradient(90deg, #173b79, #0471d6 45%, #00c1bc 75%, #7c5cff);
    background-size: 200% 100%;
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: lpTextFlow 6s ease-in-out infinite alternate;
}
@keyframes lpTextFlow { to { background-position: 100% 0; } }

/* لینک‌ها: هر کدام رنگ خودش */
.lp-nav { display: flex; align-items: center; gap: 4px; }
.lp-nav > a:not(.lp-btn) {
    --c: #0471d6;
    --bg: rgba(4, 113, 214, 0.1);
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 14px;
    border-radius: 999px;
    color: var(--lp-navy);
    font-size: 0.92rem;
    font-weight: 600;
    white-space: nowrap;
    transition: background 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.lp-nav > a:not(.lp-btn):not(.lp-nav-login)::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--c);
    box-shadow: 0 0 0 3px var(--bg);
    transition: transform 0.25s ease;
}
.lp-nav > a:nth-of-type(1) { --c: #0471d6; --bg: rgba(4, 113, 214, 0.14); }
.lp-nav > a:nth-of-type(2) { --c: #00b3ae; --bg: rgba(0, 193, 188, 0.16); }
.lp-nav > a:nth-of-type(3) { --c: #7c5cff; --bg: rgba(124, 92, 255, 0.14); }
.lp-nav > a:nth-of-type(4) { --c: #ff5c9a; --bg: rgba(255, 92, 154, 0.14); }
.lp-nav > a:nth-of-type(5) { --c: #f59e0b; --bg: rgba(245, 158, 11, 0.16); }
.lp-nav > a:not(.lp-btn):hover { background: var(--bg); color: var(--c); transform: translateY(-1px); }
.lp-nav > a:not(.lp-btn):hover::before { transform: scale(1.35); }

.lp-nav-divider { width: 1px; height: 24px; margin: 0 8px; background: linear-gradient(180deg, transparent, rgba(23, 59, 121, 0.25), transparent); }
.lp-nav .lp-nav-login { color: var(--lp-blue) !important; }
.lp-nav .lp-nav-login:hover { background: rgba(4, 113, 214, 0.1) !important; }

/* دکمه‌ی اصلی هدر: گرادیان رنگی با درخشش عبوری */
.lp-header .lp-btn-primary {
    position: relative;
    overflow: hidden;
    background: linear-gradient(110deg, #173b79, #0471d6 40%, #00c1bc 70%, #7c5cff);
    background-size: 200% 100%;
    box-shadow: 0 10px 24px rgba(4, 113, 214, 0.35), 0 4px 14px rgba(124, 92, 255, 0.2);
    animation: lpTextFlow 5s ease-in-out infinite alternate;
}
.lp-header .lp-btn-primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: -60%;
    width: 40%;
    height: 100%;
    background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
    transform: skewX(-20deg);
    animation: lpShine 3.2s ease-in-out infinite;
}
@keyframes lpShine { 0%, 55% { left: -60%; } 100% { left: 130%; } }

.lp-nav-toggle { display: none; width: 44px; height: 44px; padding: 0; border: 1px solid transparent; border-radius: 14px; background: linear-gradient(#fff, #fff) padding-box, linear-gradient(135deg, #0471d6, #00c1bc, #7c5cff) border-box; cursor: pointer; }
.lp-nav-toggle span { display: block; width: 20px; height: 2.5px; margin: 4px auto; border-radius: 3px; background: linear-gradient(90deg, #0471d6, #00c1bc); transition: transform 0.25s ease, opacity 0.2s ease; }
.lp-nav-toggle span:nth-child(2) { background: linear-gradient(90deg, #7c5cff, #ff6fae); }
.lp-header.is-open .lp-nav-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.lp-header.is-open .lp-nav-toggle span:nth-child(2) { opacity: 0; }
.lp-header.is-open .lp-nav-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ================= SECTIONS ================= */
main { position: relative; }
.lp-section { width: min(var(--lp-max), calc(100% - 40px)); margin: 0 auto; padding: 90px 0 0; }
.lp-section-head { max-width: 680px; margin: 0 auto 44px; text-align: center; }
.lp-section-head h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
.lp-section-head p { margin-top: 14px; font-size: 1.05rem; }
.lp-section-head-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; max-width: none; text-align: left; }
.lp-kicker { display: inline-block; margin-bottom: 12px; color: var(--lp-blue); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
.lp-kicker-light { color: #9ff3ee; }

.lp-card {
    border: 1px solid var(--lp-line);
    border-radius: var(--lp-radius);
    background: var(--lp-glass);
    box-shadow: var(--lp-shadow);
    backdrop-filter: blur(18px) saturate(150%);
    -webkit-backdrop-filter: blur(18px) saturate(150%);
}

.lp-chip { display: inline-flex; align-items: center; gap: 6px; padding: 5px 11px; border-radius: 999px; background: rgba(4, 113, 214, 0.1); color: var(--lp-blue); font-size: 0.75rem; font-weight: 700; }
.lp-chip-teal { background: rgba(0, 193, 188, 0.14); color: #00928e; }

/* ================= HERO ================= */
.lp-hero {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 50px;
    width: min(var(--lp-max), calc(100% - 40px));
    min-height: 100vh;
    margin: 0 auto;
    padding: 130px 0 60px;
}
.lp-eyebrow { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 22px; padding: 7px 16px 7px 12px; border: 1px solid var(--lp-line); border-radius: 999px; background: var(--lp-glass); color: var(--lp-navy); font-size: 0.85rem; font-weight: 600; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.lp-pulse { position: relative; width: 9px; height: 9px; border-radius: 50%; background: var(--lp-teal); }
.lp-pulse::after { content: ''; position: absolute; inset: -5px; border-radius: 50%; border: 2px solid var(--lp-teal); animation: lpPulse 1.8s ease-out infinite; }
@keyframes lpPulse { from { transform: scale(0.5); opacity: 1; } to { transform: scale(1.4); opacity: 0; } }

.lp-hero h1 { font-size: clamp(2.4rem, 5.2vw, 4.1rem); font-weight: 800; }
.lp-lead { max-width: 560px; margin-top: 22px !important; font-size: 1.12rem; line-height: 1.75; }
.lp-hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.lp-center { justify-content: center; }
.lp-trust { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 26px 0 0; padding: 0; list-style: none; color: var(--lp-text); font-size: 0.9rem; font-weight: 500; }
.lp-trust span { display: inline-grid; width: 20px; height: 20px; margin-right: 6px; place-items: center; border-radius: 50%; background: rgba(0, 193, 188, 0.16); color: #00928e; font-size: 0.72rem; font-weight: 800; }

/* ----- تصویر هیرو ----- */
.lp-hero-visual { position: relative; min-height: 560px; }
.lp-orbit { position: absolute; inset: 6% 4%; border: 2px dashed rgba(4, 113, 214, 0.22); border-radius: 50%; animation: lpSpin 60s linear infinite; }
@keyframes lpSpin { to { transform: rotate(360deg); } }

.lp-word-card { position: absolute; top: 50%; left: 50%; width: min(360px, 88%); padding: 26px; background: var(--lp-glass-strong); box-shadow: var(--lp-shadow-lg); transform: translate(-50%, -50%) rotate(-2deg); }
.lp-word-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.lp-level { padding: 4px 10px; border-radius: 8px; background: var(--lp-navy); color: #fff; font-size: 0.72rem; font-weight: 700; }
.lp-word-card h3 { font-size: 2rem; font-weight: 800; }
.lp-phon { margin-top: 4px !important; color: var(--lp-muted); font-size: 0.85rem; }
.lp-meaning { margin-top: 14px !important; color: var(--lp-ink); font-weight: 500; }
.lp-example { margin-top: 12px !important; padding: 12px 14px; border-left: 3px solid var(--lp-teal); border-radius: 0 12px 12px 0; background: rgba(0, 193, 188, 0.08); font-size: 0.9rem; font-style: italic; }
.lp-example b { color: var(--lp-blue); }
.lp-word-actions { display: flex; gap: 10px; margin-top: 18px; }
.lp-mini-btn { flex: 1; padding: 10px; border-radius: 12px; background: var(--lp-grad); color: #fff; font-size: 0.82rem; font-weight: 700; text-align: center; }
.lp-mini-ghost { background: rgba(23, 59, 121, 0.07); color: var(--lp-navy); }

.lp-float { position: absolute; display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--lp-glass-strong); animation: lpFloat 6s ease-in-out infinite; }
.lp-float b { display: block; color: var(--lp-ink); font-size: 0.95rem; }
.lp-float small { display: block; color: var(--lp-muted); font-size: 0.76rem; }
.lp-float-icon { display: grid; width: 40px; height: 40px; place-items: center; border-radius: 12px; background: rgba(4, 113, 214, 0.1); font-size: 1.2rem; }
.lp-xp-card { top: 2%; right: 0; }
.lp-streak-card { bottom: 0; left: 0; animation-delay: -2s; }
.lp-review-card { top: 0; left: 0; animation-delay: -4s; }
@keyframes lpFloat { 50% { transform: translateY(-12px); } }

.lp-ring { display: grid; width: 44px; height: 44px; place-items: center; border-radius: 50%; background: conic-gradient(var(--lp-teal) calc(var(--p) * 1%), rgba(23, 59, 121, 0.1) 0); }
.lp-ring span { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 50%; background: #fff; color: var(--lp-navy); font-size: 0.66rem; font-weight: 800; }

.lp-logo-orb { position: absolute; right: 2%; bottom: 0; display: grid; width: 92px; height: 92px; place-items: center; border: 1px solid var(--lp-line); border-radius: 28px; background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(214, 233, 255, 0.55)); box-shadow: var(--lp-shadow); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); transform: rotate(8deg); animation: lpFloat 7s ease-in-out infinite; animation-delay: -3s; }
.lp-logo-orb img { width: 64px; height: 64px; }

/* ================= STATS ================= */
.lp-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    width: min(var(--lp-max), calc(100% - 40px));
    margin: 0 auto;
    border: 1px solid var(--lp-line);
    border-radius: var(--lp-radius);
    background: var(--lp-glass);
    box-shadow: var(--lp-shadow);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
}
.lp-stat { padding: 26px 22px; text-align: center; }
.lp-stat + .lp-stat { border-left: 1px solid rgba(23, 59, 121, 0.08); }
.lp-stat strong { display: block; background: var(--lp-grad); -webkit-background-clip: text; background-clip: text; color: transparent; font-size: 2rem; font-weight: 800; line-height: 1.2; }
.lp-stat span { display: block; margin-top: 4px; font-size: 0.86rem; }

/* ================= FEATURES (bento) ================= */
.lp-bento { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.lp-feature {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 24px;
    overflow: hidden;
    border: 1px solid var(--lp-line);
    border-radius: var(--lp-radius);
    background: var(--lp-glass);
    box-shadow: 0 10px 30px rgba(23, 59, 121, 0.07);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.lp-feature::before { content: ''; position: absolute; top: -60px; right: -60px; width: 150px; height: 150px; border-radius: 50%; background: radial-gradient(circle, rgba(0, 193, 188, 0.2), transparent 70%); opacity: 0; transition: opacity 0.3s ease; }
.lp-feature:hover { background: var(--lp-glass-strong); box-shadow: var(--lp-shadow-lg); transform: translateY(-5px); }
.lp-feature:hover::before { opacity: 1; }
.lp-feature.is-wide { grid-column: span 2; }
.lp-feature-icon { display: grid; width: 52px; height: 52px; margin-bottom: 6px; place-items: center; border: 1px solid #fff; border-radius: 16px; background: linear-gradient(145deg, #fff, rgba(214, 233, 255, 0.8)); box-shadow: 0 8px 18px rgba(4, 113, 214, 0.14); font-size: 1.5rem; }
.lp-feature-tag { color: var(--lp-teal); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.lp-feature h3 { font-size: 1.12rem; font-weight: 700; }
.lp-feature p { font-size: 0.9rem; line-height: 1.6; }
.lp-feature-go { position: absolute; top: 22px; right: 22px; display: grid; width: 34px; height: 34px; place-items: center; border-radius: 50%; background: rgba(4, 113, 214, 0.08); color: var(--lp-blue); font-weight: 700; transition: transform 0.25s ease, background 0.25s ease, color 0.25s ease; }
.lp-feature:hover .lp-feature-go { background: var(--lp-blue); color: #fff; transform: rotate(-45deg); }

/* ================= STEPS ================= */
.lp-steps { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin: 0; padding: 0; list-style: none; counter-reset: none; }
.lp-steps::before { content: ''; position: absolute; top: 44px; left: 16%; right: 16%; height: 2px; background: linear-gradient(90deg, transparent, rgba(4, 113, 214, 0.35), rgba(0, 193, 188, 0.35), transparent); }
.lp-step { position: relative; padding: 30px 26px; border: 1px solid var(--lp-line); border-radius: var(--lp-radius); background: var(--lp-glass); box-shadow: var(--lp-shadow); text-align: center; backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }
.lp-step-num { display: grid; width: 56px; height: 56px; margin: -2px auto 18px; place-items: center; border-radius: 18px; background: var(--lp-grad); box-shadow: 0 12px 26px rgba(4, 113, 214, 0.3); color: #fff; font-size: 1.35rem; font-weight: 800; }
.lp-step h3 { font-size: 1.15rem; }
.lp-step p { margin-top: 10px; font-size: 0.93rem; }

/* ================= SPLIT SECTIONS ================= */
.lp-split { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 60px; }
.lp-split-reverse .lp-split-copy { order: 2; }
.lp-split-copy h2 { font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
.lp-split-copy > p { margin-top: 16px; font-size: 1.04rem; }
.lp-split-copy .lp-btn { margin-top: 28px; }
.lp-checks { display: grid; gap: 12px; margin: 24px 0 0; padding: 0; list-style: none; }
.lp-checks li { position: relative; padding-left: 34px; font-size: 0.95rem; }
.lp-checks li::before { content: '✓'; position: absolute; top: 1px; left: 0; display: grid; width: 22px; height: 22px; place-items: center; border-radius: 8px; background: var(--lp-grad); color: #fff; font-size: 0.72rem; font-weight: 800; }
.lp-checks b { color: var(--lp-ink); }

/* ----- کارت پیشرفت ----- */
.lp-progress-card { padding: 28px; background: var(--lp-glass-strong); }
.lp-progress-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; }
.lp-progress-head small { display: block; color: var(--lp-muted); font-size: 0.8rem; }
.lp-progress-head b { color: var(--lp-ink); font-size: 1.35rem; }
.lp-bars { display: flex; align-items: flex-end; gap: 12px; height: 180px; margin: 26px 0 30px; }
.lp-bars span { position: relative; flex: 1; height: var(--h); border-radius: 10px 10px 6px 6px; background: linear-gradient(180deg, rgba(4, 113, 214, 0.55), rgba(4, 113, 214, 0.18)); transform-origin: bottom; }
.lp-bars span.is-top { background: var(--lp-grad); box-shadow: 0 10px 22px rgba(4, 113, 214, 0.3); }
.lp-bars i { position: absolute; bottom: -24px; left: 50%; color: var(--lp-muted); font-size: 0.72rem; font-style: normal; transform: translateX(-50%); }
.js .reveal .lp-bars span { transform: scaleY(0); transition: transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1); }
.js .reveal.is-visible .lp-bars span { transform: scaleY(1); }
.lp-progress-foot { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding-top: 18px; border-top: 1px solid rgba(23, 59, 121, 0.08); text-align: center; }
.lp-progress-foot b { display: block; color: var(--lp-navy); font-size: 1.2rem; }
.lp-progress-foot small { color: var(--lp-muted); font-size: 0.75rem; }

/* ----- دوئل ----- */
.lp-duel { position: relative; padding: 20px 0 70px; }
.lp-duel-card { padding: 24px; background: var(--lp-glass-strong); }
.lp-duel-head { display: flex; align-items: center; justify-content: space-between; }
.lp-timer { padding: 4px 12px; border-radius: 999px; background: rgba(255, 90, 90, 0.12); color: #e04848; font-size: 0.82rem; font-weight: 800; font-variant-numeric: tabular-nums; }
.lp-duel-prompt { margin: 18px 0 16px !important; color: var(--lp-ink); font-size: 1.05rem; font-weight: 600; }
.lp-duel-prompt b { color: var(--lp-blue); }
.lp-duel-player { display: flex; align-items: center; gap: 12px; margin-top: 10px; padding: 12px 14px; border: 1px solid rgba(23, 59, 121, 0.06); border-radius: 16px; background: rgba(255, 255, 255, 0.7); }
.lp-duel-player p { flex: 1; color: var(--lp-ink); font-size: 0.9rem; }
.lp-avatar { display: grid; flex: 0 0 36px; width: 36px; height: 36px; place-items: center; border-radius: 12px; background: linear-gradient(135deg, var(--c1), var(--c2)); color: #fff; font-weight: 800; }
.lp-score { padding: 4px 10px; border-radius: 999px; background: rgba(0, 193, 188, 0.15); color: #00928e; font-size: 0.8rem; font-weight: 800; }
.lp-typing span { color: var(--lp-blue); animation: lpBlink 1s steps(1) infinite; }
@keyframes lpBlink { 50% { opacity: 0; } }
.lp-vote-card { right: -10px; bottom: 6px; }

/* ================= TEACH ================= */
.lp-teach {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
    padding: 50px 54px;
    overflow: hidden;
    border-radius: 30px;
    background: var(--lp-grad);
    box-shadow: 0 30px 70px rgba(4, 113, 214, 0.3);
    color: rgba(255, 255, 255, 0.9);
}
.lp-teach::before,
.lp-teach::after { content: ''; position: absolute; border-radius: 50%; background: rgba(255, 255, 255, 0.1); }
.lp-teach::before { top: -120px; right: -80px; width: 320px; height: 320px; }
.lp-teach::after { bottom: -140px; left: 30%; width: 260px; height: 260px; }
.lp-teach-copy { position: relative; z-index: 1; max-width: 640px; }
.lp-teach h2 { color: #fff; font-size: clamp(1.9rem, 3.4vw, 2.6rem); }
.lp-teach p { margin-top: 14px; font-size: 1.02rem; }
.lp-teach-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.lp-teach-points span { padding: 8px 14px; border: 1px solid rgba(255, 255, 255, 0.3); border-radius: 999px; background: rgba(255, 255, 255, 0.14); font-size: 0.85rem; font-weight: 600; backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px); }
.lp-teach-cta { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 10px; }
.lp-teach-cta small { color: rgba(255, 255, 255, 0.8); font-size: 0.8rem; }

/* ================= BLOG ================= */
.lp-posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.lp-post { display: flex; flex-direction: column; overflow: hidden; border: 1px solid var(--lp-line); border-radius: var(--lp-radius); background: var(--lp-glass); box-shadow: var(--lp-shadow); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); transition: transform 0.25s ease, box-shadow 0.25s ease; }
.lp-post:hover { box-shadow: var(--lp-shadow-lg); transform: translateY(-5px); }
.lp-post-cover { display: grid; aspect-ratio: 16 / 9; overflow: hidden; place-items: center; background: linear-gradient(135deg, rgba(4, 113, 214, 0.12), rgba(0, 193, 188, 0.14)); }
.lp-post-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.lp-post:hover .lp-post-cover img { transform: scale(1.05); }
.lp-post-cover .lp-post-placeholder { width: 70px; height: 70px; object-fit: contain; opacity: 0.8; }
.lp-post-body { display: flex; flex-direction: column; gap: 8px; padding: 20px 22px 24px; }
.lp-post-body small { color: var(--lp-muted); font-size: 0.78rem; }
.lp-post-body h3 { font-size: 1.08rem; }
.lp-post-body p { font-size: 0.88rem; }

/* ================= FAQ ================= */
.lp-faq { display: grid; gap: 12px; max-width: 800px; margin: 0 auto; }
.lp-faq-item { padding: 0; border-radius: 18px; box-shadow: 0 8px 24px rgba(23, 59, 121, 0.06); }
.lp-faq-item summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; color: var(--lp-ink); font-weight: 600; cursor: pointer; list-style: none; }
.lp-faq-item summary::-webkit-details-marker { display: none; }
.lp-faq-item summary span { display: grid; flex: 0 0 30px; width: 30px; height: 30px; place-items: center; border-radius: 50%; background: rgba(4, 113, 214, 0.1); color: var(--lp-blue); font-size: 1.2rem; transition: transform 0.25s ease; }
.lp-faq-item[open] summary span { transform: rotate(45deg); }
.lp-faq-item p { padding: 0 24px 22px; font-size: 0.95rem; }

/* ================= FINAL CTA ================= */
.lp-final { padding: 60px 30px; border: 1px solid var(--lp-line); border-radius: 30px; background: linear-gradient(145deg, rgba(255, 255, 255, 0.75), rgba(221, 238, 255, 0.55)); box-shadow: var(--lp-shadow-lg); text-align: center; backdrop-filter: blur(18px); -webkit-backdrop-filter: blur(18px); }
.lp-final h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); }
.lp-final > p { max-width: 520px; margin: 14px auto 0; font-size: 1.05rem; }
.lp-final > .lp-btn { margin-top: 28px; }

/* ================= FOOTER ================= */
.lp-footer { margin-top: 100px; border-top: 1px solid var(--lp-line); background: rgba(255, 255, 255, 0.55); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); }
.lp-footer-inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; width: min(var(--lp-max), calc(100% - 40px)); margin: 0 auto; padding: 60px 0 40px; }
.lp-footer-brand p { max-width: 330px; margin-top: 16px; font-size: 0.92rem; }
.lp-footer-col h2 { margin-bottom: 16px; color: var(--lp-blue); font-size: 0.78rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
.lp-footer-col a { display: block; padding: 5px 0; color: var(--lp-navy); font-size: 0.92rem; font-weight: 500; transition: color 0.2s ease, transform 0.2s ease; }
.lp-footer-col a:hover { color: var(--lp-blue); transform: translateX(3px); }

.lp-social { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.lp-social a { display: grid; width: 44px; height: 44px; place-items: center; border: 1px solid var(--lp-line); border-radius: 14px; background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(223, 238, 255, 0.6)); box-shadow: 0 6px 16px rgba(23, 59, 121, 0.1); color: var(--lp-navy); transition: transform 0.2s ease, color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease; }
.lp-social svg { width: 20px; height: 20px; }
.lp-social a:hover { color: #fff; transform: translateY(-3px); box-shadow: 0 12px 24px rgba(23, 59, 121, 0.2); }
.lp-social .lp-social-tiktok:hover { background: #111; }
.lp-social .lp-social-youtube:hover { background: #ff0033; }
.lp-social .lp-social-facebook:hover { background: #1877f2; }
.lp-social .lp-social-instagram:hover { background: linear-gradient(45deg, #f9ce34, #ee2a7b 50%, #6228d7); }

.lp-footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; width: min(var(--lp-max), calc(100% - 40px)); margin: 0 auto; padding: 22px 0 28px; border-top: 1px solid rgba(23, 59, 121, 0.08); color: var(--lp-muted); font-size: 0.85rem; }
.lp-footer-bottom a { color: var(--lp-navy); font-weight: 600; }
.lp-footer-bottom a:hover { color: var(--lp-blue); }

/* ================= ظاهر شدن نرم ================= */
.js .reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.8, 0.2, 1); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* ================= RESPONSIVE ================= */
@media (max-width: 1080px) {
    .lp-nav > a:not(.lp-btn) { padding: 8px 10px; font-size: 0.88rem; }
    .lp-bento { grid-template-columns: repeat(2, 1fr); }
    .lp-hero { gap: 30px; }
    .lp-footer-inner { grid-template-columns: 1fr 1fr 1fr; }
    .lp-footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 920px) {
    .lp-nav-toggle { display: block; }
    .lp-nav {
        position: absolute;
        top: calc(100% + 10px);
        left: 0;
        right: 0;
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        padding: 12px;
        border: 1px solid var(--lp-line);
        border-radius: 20px;
        /* پس‌زمینه‌ی کامل سفید: داخل هدرِ شیشه‌ای، blur دوم کار نمی‌کند
           و بدون این، متن صفحه از پشت منو دیده می‌شود. */
        background: #fff;
        box-shadow: var(--lp-shadow-lg);
        backdrop-filter: blur(22px);
        -webkit-backdrop-filter: blur(22px);
    }
    .lp-header.is-open .lp-nav { display: flex; }
    .lp-nav > a:not(.lp-btn) { padding: 12px 16px; font-size: 1rem; }
    .lp-nav > a:not(.lp-btn):not(.lp-nav-login) { background: var(--bg); color: var(--lp-navy); }
    .lp-nav-divider { width: auto; height: 1px; margin: 6px 4px; background: linear-gradient(90deg, #0471d6, #00c1bc, #7c5cff, #ff6fae, #ffb020); opacity: 0.4; }
    .lp-nav .lp-btn { margin-top: 4px; padding: 13px; font-size: 1rem; }

    .lp-hero { grid-template-columns: 1fr; min-height: 0; padding-top: 120px; text-align: center; }
    .lp-lead { margin-left: auto; margin-right: auto; }
    .lp-hero-actions, .lp-trust { justify-content: center; }
    .lp-hero-visual { width: min(520px, 100%); min-height: 520px; margin: 0 auto; }

    .lp-stats { grid-template-columns: repeat(2, 1fr); }
    .lp-stat:nth-child(3) { border-left: 0; }
    .lp-stat:nth-child(n + 3) { border-top: 1px solid rgba(23, 59, 121, 0.08); }

    .lp-steps { grid-template-columns: 1fr; }
    .lp-steps::before { display: none; }

    .lp-split { grid-template-columns: 1fr; gap: 36px; }
    .lp-split-reverse .lp-split-copy { order: 0; }

    .lp-teach { flex-direction: column; align-items: flex-start; padding: 40px 30px; }
    .lp-teach-cta { align-items: flex-start; }

    .lp-posts { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
    .lp-section { width: calc(100% - 32px); padding-top: 70px; }
    .lp-hero { width: calc(100% - 32px); }
    .lp-stats { width: calc(100% - 32px); }
    .lp-brand-text { font-size: 1.15rem; }
    .lp-logo-tile { width: 42px; height: 42px; border-radius: 13px; }
    .lp-logo-tile img { width: 30px; height: 30px; }

    .lp-hero-actions .lp-btn { width: 100%; }
    .lp-hero-visual { min-height: 470px; }
    .lp-word-card { padding: 20px; }
    .lp-word-card h3 { font-size: 1.6rem; }
    .lp-float { padding: 9px 12px; }
    .lp-float-icon { width: 34px; height: 34px; }
    .lp-xp-card { top: 0; right: 0; }
    .lp-review-card { top: auto; bottom: 0; left: auto; right: 0; }
    .lp-streak-card { bottom: 0; left: 0; }
    .lp-review-card { display: none; }
    .lp-logo-orb { display: none; }

    .lp-stat { padding: 20px 12px; }
    .lp-stat strong { font-size: 1.6rem; }

    .lp-bento { grid-template-columns: 1fr; }
    .lp-feature.is-wide { grid-column: auto; }

    .lp-section-head-row { flex-direction: column; align-items: flex-start; }
    .lp-posts { grid-template-columns: 1fr; }

    .lp-teach { padding: 34px 22px; border-radius: 24px; }
    .lp-teach-cta, .lp-teach-cta .lp-btn { width: 100%; align-items: stretch; }

    .lp-final { padding: 44px 20px; }

    .lp-footer-inner { grid-template-columns: 1fr 1fr; gap: 30px; }
    .lp-footer-bottom { flex-direction: column; }
}

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