#macos-hero-section{padding:3rem 0 4.5rem;background:radial-gradient(100% 75% at 100% 0,rgba(42,171,238,.18) 0,transparent 52%),radial-gradient(65% 45% at 0 100%,rgba(142,68,255,.08) 0,transparent 50%),linear-gradient(185deg,#e8f4ff 0,#f5fbff 48%,#fff 100%)}
#macos-hero-section .macos-hero-content{position:relative;z-index:1}
#macos-hero-section .macos-hero-content::before{content:"";position:absolute;right:-.75rem;top:-1rem;left:28%;bottom:2rem;z-index:-1;border-radius:28px;background:radial-gradient(ellipse 65% 50% at 70% 30%,rgba(42,171,238,.16) 0,transparent 70%);filter:blur(1px);pointer-events:none;opacity:.9}
#macos-hero-section .macos-hero-grid{display:grid;grid-template-columns:1.02fr 0.98fr;gap:44px;align-items:center}
#macos-hero-section .macos-hero-eyebrow{display:inline-block;font-size:.8125rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--tg-blue,#2aabee);background:rgba(255,255,255,.78);border:1px solid rgba(42,171,238,.38);border-radius:999px;padding:7px 16px;margin:0 0 1rem;box-shadow:0 1px 0 rgba(255,255,255,.85) inset}
#macos-hero-section .macos-hero-title{font-size:clamp(1.85rem,4vw,2.75rem);font-weight:800;line-height:1.12;color:var(--tg-dark,#17212b);letter-spacing:-.03em}
#macos-hero-section .macos-hero-lead{margin:18px 0 0;font-size:1.0625rem;line-height:1.75;color:rgba(23,33,43,.78);max-width:36.5em}
#macos-hero-section .macos-hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 0;align-items:center}
#macos-hero-section .macos-hero-bullets{margin:2rem 0 0;padding:1.1rem 1.2rem;list-style:none;display:grid;gap:12px;max-width:33em;border-radius:16px;border:1px solid rgba(23,33,43,.1);background:rgba(255,255,255,.58);backdrop-filter:blur(8px)}
#macos-hero-section .macos-hero-bullets li{position:relative;padding-left:1.3rem;font-size:.9375rem;color:rgba(23,33,43,.75);line-height:1.55}
#macos-hero-section .macos-hero-bullets li::before{content:"";position:absolute;left:0;top:.55rem;width:6px;height:6px;border-radius:2px;transform:rotate(45deg);background:linear-gradient(135deg,#2aabee 0,#1e8ac8 100%);box-shadow:0 0 0 2px rgba(42,171,238,.25)}
#macos-hero-section .macos-hero-picture{max-width:100%;margin:0 auto;border-radius:20px;overflow:hidden;border:1px solid rgba(23,33,43,.12);box-shadow:0 28px 56px -26px rgba(12,32,55,.35),0 0 0 1px rgba(255,255,255,.45) inset;background:linear-gradient(145deg,#1a2836 0,#0f1720 100%)}
#macos-hero-section .macos-hero-picture img{display:block;width:100%;height:auto;vertical-align:top;aspect-ratio:1200/800;object-fit:cover;object-position:center}
#macos-hero-section .macos-hero-media{position:relative}
#macos-hero-section .macos-hero-media::after{content:"";position:absolute;inset:-6% -4% 40% -10%;z-index:-1;border-radius:40%;background:radial-gradient(ellipse at 45% 45%,rgba(42,171,238,.4) 0,transparent 68%);filter:blur(22px);pointer-events:none;opacity:.65}


#macos-choose-section{background:linear-gradient(180deg,#fff 0,#f4f9fd 100%)}
#macos-choose-section .section-title{color:var(--tg-dark,#17212b)}
#macos-choose-section .section-desc{color:rgba(23,33,43,.72);max-width:42em;margin-left:auto;margin-right:auto}
#macos-choose-section .macos-choose-bento{display:grid;grid-template-columns:1.2fr 1fr 1fr;grid-template-areas:"wide wide a" "wide wide b";gap:20px;align-items:stretch}
#macos-choose-section .macos-choose-wide{grid-area:wide;display:grid;grid-template-columns:1fr 0.95fr;gap:1.5rem;align-items:center}
#macos-choose-section .macos-choose-bento .macos-choose-card:nth-child(2){grid-area:a}
#macos-choose-section .macos-choose-bento .macos-choose-card:nth-child(3){grid-area:b}
#macos-choose-section .macos-choose-card{position:relative;border-radius:20px;padding:1.4rem 1.35rem;border:1px solid rgba(23,33,43,.1);background:linear-gradient(152deg,#fff 0,#ecf4fb 100%);box-shadow:0 8px 32px -20px rgba(8,20,50,.2);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease}
#macos-choose-section .macos-choose-card:hover{transform:translateY(-3px);box-shadow:0 16px 40px -22px rgba(8,20,50,.3)}
#macos-choose-section .macos-choose-wide{min-height:0}
#macos-choose-section .macos-choose-pill{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--tg-blue,#2aabee);background:rgba(42,171,238,.1);border-radius:999px;padding:5px 10px;margin:0 0 10px}
#macos-choose-section .macos-choose-text h3{margin:0 0 10px;font-size:1.2rem;font-weight:700;color:var(--tg-dark,#17212b)}
#macos-choose-section .macos-choose-text p{margin:0;font-size:.95rem;line-height:1.68;color:rgba(23,33,43,.75)}
#macos-choose-section .macos-choose-figure{border-radius:16px;overflow:hidden;border:1px solid rgba(23,33,43,.1);box-shadow:0 12px 32px -18px rgba(8,20,50,.2)}
#macos-choose-section .macos-choose-figure img{display:block;width:100%;height:auto;min-height:160px;object-fit:cover;object-position:center;aspect-ratio:1200/800}
#macos-choose-section .macos-choose-card:not(.macos-choose-wide) h3{margin:0 0 8px;font-size:1.05rem;font-weight:700;color:var(--tg-dark,#17212b)}
#macos-choose-section .macos-choose-card:not(.macos-choose-wide) p{margin:0;font-size:.9rem;line-height:1.65;color:rgba(23,33,43,.7)}


#macos-get-section{background:linear-gradient(180deg,#eef2f6 0,#fff 42%,#fbfdff 100%)}
#macos-get-section .section-title{color:var(--tg-dark,#17212b)}
#macos-get-section .section-desc{color:rgba(23,33,43,.72);max-width:44em;margin-left:auto;margin-right:auto}
#macos-get-section .macos-get-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
#macos-get-section .macos-get-card{position:relative;border-radius:19px;padding:1.3rem 1.3rem 2.8rem;border:1px solid rgba(23,33,43,.1);background:#fff;box-shadow:0 4px 24px -14px rgba(8,30,60,.2)}
#macos-get-section .macos-get-icon{display:flex;align-items:center;justify-content:center;width:50px;height:50px;margin:0 0 12px;border-radius:15px;background:linear-gradient(145deg,rgba(42,171,238,.15) 0,rgba(42,171,238,.05) 100%);color:var(--tg-blue,#2aabee);border:1px solid rgba(42,171,238,.2)}
#macos-get-section .macos-get-icon svg{display:block;max-width:100%;height:auto}
#macos-get-section h3{margin:0 0 9px;font-size:1.2rem;font-weight:700;color:var(--tg-dark,#17212b)}
#macos-get-section p{margin:0 0 .5rem;font-size:.92rem;line-height:1.66;color:rgba(23,33,43,.7)}
#macos-get-section .macos-get-link{position:absolute;left:1.3rem;bottom:1rem;font-size:.9rem;font-weight:600;color:var(--tg-blue,#2aabee)}
#macos-get-section .macos-get-link::after{content:"→";display:inline-block;margin-left:4px;transition:transform .2s ease}
#macos-get-section .macos-get-card:hover .macos-get-link::after{transform:translateX(3px)}
#macos-get-section .macos-get-notes{margin:1.75rem 0 0;padding:1rem 1.15rem;border-radius:14px;border:1px dashed rgba(42,171,238,.4);background:rgba(42,171,238,.04);list-style:none;display:grid;gap:8px;max-width:56rem;margin-left:auto;margin-right:auto}
#macos-get-section .macos-get-notes li{position:relative;padding-left:1.1rem;font-size:.875rem;line-height:1.6;color:rgba(23,33,43,.7)}
#macos-get-section .macos-get-notes li::before{content:"·";position:absolute;left:0;font-weight:800;color:var(--tg-blue,#2aabee)}
#macos-get-section .macos-get-link:focus-visible{outline:2px solid var(--tg-blue,#2aabee);outline-offset:2px;border-radius:4px}


#macos-shortcuts-section{background:linear-gradient(180deg,#fff 0,#f0f7fc 100%)}
#macos-shortcuts-section .section-title{color:var(--tg-dark,#17212b)}
#macos-shortcuts-section .section-desc{color:rgba(23,33,43,.72);max-width:44em;margin-left:auto;margin-right:auto}
#macos-shortcuts-section .macos-shortcuts-panel{display:grid;grid-template-columns:1.25fr 0.75fr;gap:28px;align-items:stretch;padding:1.5rem 1.4rem;border-radius:22px;border:1px solid rgba(23,33,43,.1);background:linear-gradient(165deg,#17212b 0,#1a2f42 55%,#1e3a4d 100%);box-shadow:0 20px 48px -28px rgba(8,25,45,.45);color:#e8f1f6}
#macos-shortcuts-section .macos-shortcuts-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0}
#macos-shortcuts-section .macos-shortcuts-list li{display:grid;grid-template-columns:minmax(0,9.5rem) 1fr;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.1)}
#macos-shortcuts-section .macos-shortcuts-list li:last-child{border-bottom:none;padding-bottom:0}
#macos-shortcuts-section .macos-shortcuts-keys{display:flex;flex-wrap:wrap;gap:6px;align-items:center}
#macos-shortcuts-section .macos-shortcuts-keys kbd{display:inline-flex;align-items:center;justify-content:center;min-width:2rem;padding:6px 10px;font-size:.78rem;font-weight:700;font-family:inherit;line-height:1;border-radius:8px;background:rgba(255,255,255,.12);border:1px solid rgba(42,171,238,.45);color:#c8ecff;box-shadow:0 2px 0 rgba(0,0,0,.2)}
#macos-shortcuts-section .macos-shortcuts-desc{font-size:.92rem;line-height:1.6;color:rgba(232,241,246,.88)}
#macos-shortcuts-section .macos-shortcuts-aside{align-self:center;padding:1.1rem 1rem;border-radius:16px;background:rgba(42,171,238,.12);border:1px solid rgba(42,171,238,.35)}
#macos-shortcuts-section .macos-shortcuts-aside-title{margin:0 0 8px;font-size:1rem;font-weight:700;color:#fff}
#macos-shortcuts-section .macos-shortcuts-aside-text{margin:0;font-size:.88rem;line-height:1.65;color:rgba(232,241,246,.82)}
#macos-shortcuts-section .macos-shortcuts-aside-link{display:inline-block;margin-top:12px;font-size:.9rem;font-weight:600;color:var(--tg-blue,#6bcfff)}
#macos-shortcuts-section .macos-shortcuts-aside-link:hover{color:#9bdcff}


#macos-features-section{background:linear-gradient(198deg,#0a1520 0,#132a3d 50%,#183447 100%);color:#e8f1f6;position:relative;overflow:hidden}
#macos-features-section::before{content:"";position:absolute;inset:0;opacity:.35;pointer-events:none;background-image:repeating-linear-gradient(-11deg,transparent,transparent 38px,rgba(42,171,238,.035) 38px,rgba(42,171,238,.035) 39px)}
#macos-features-section::after{content:"";position:absolute;left:-15%;bottom:5%;width:50%;height:55%;background:radial-gradient(ellipse at center,rgba(42,171,238,.14) 0,transparent 62%);filter:blur(28px);pointer-events:none;opacity:.75}
#macos-features-section .container{position:relative;z-index:1}
#macos-features-section .section-title{color:#f4fbff;text-shadow:0 1px 0 rgba(0,0,0,.25)}
#macos-features-section .section-desc{color:rgba(232,241,246,.75);max-width:42em;margin-left:auto;margin-right:auto}
#macos-features-section .macos-feature-showcase{display:grid;grid-template-columns:1.02fr 0.9fr;gap:42px;align-items:center}
#macos-features-section .macos-feature-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:22px}
#macos-features-section .macos-feature-list li{display:grid;grid-template-columns:46px 1fr;gap:16px;align-items:flex-start}
#macos-features-section .macos-feature-icon{display:flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:14px;background:rgba(42,171,238,.1);color:var(--tg-blue,#2aabee);border:1px solid rgba(42,171,238,.3);flex-shrink:0;box-shadow:0 0 0 1px rgba(0,0,0,.12) inset}
#macos-features-section .macos-feature-title{margin:0 0 6px;font-size:1.06rem;font-weight:700}
#macos-features-section .macos-feature-list p{margin:0;font-size:.91rem;line-height:1.68;color:rgba(232,241,246,.8)}
#macos-features-section .macos-feature-figure{border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.12);box-shadow:0 28px 58px -24px rgba(0,0,0,.5);background:#0b1824}
#macos-features-section .macos-feature-figure img{display:block;width:100%;height:auto;aspect-ratio:1200/800;object-fit:cover;object-position:center}


#macos-sync-section{background:linear-gradient(180deg,#dceaf5 0,var(--tg-light-blue,#eef7fd) 48%,#fff 100%)}
#macos-sync-section .section-title{color:var(--tg-dark,#17212b)}
#macos-sync-section .section-desc{color:rgba(23,33,43,.72);max-width:44em;margin-left:auto;margin-right:auto}
#macos-sync-section .macos-sync-layout{display:grid;grid-template-columns:0.95fr 1.05fr;gap:40px;align-items:stretch}
#macos-sync-section .macos-sync-visual{border-radius:20px;overflow:hidden;border:1px solid rgba(23,33,43,.1);box-shadow:0 18px 44px -22px rgba(15,50,80,.25);align-self:center}
#macos-sync-section .macos-sync-visual img{display:block;width:100%;height:auto;aspect-ratio:1200/800;object-fit:cover;object-position:center}
#macos-sync-section .macos-sync-steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0}
#macos-sync-section .macos-sync-steps li{display:grid;grid-template-columns:50px 1fr;gap:15px;align-items:flex-start;position:relative;padding-bottom:1.25rem}
#macos-sync-section .macos-sync-steps li:not(:last-child)::after{content:"";position:absolute;left:24px;top:50px;bottom:0;width:2px;background:linear-gradient(180deg,rgba(42,171,238,.5) 0,rgba(42,171,238,.1) 100%)}
#macos-sync-section .macos-sync-index{display:inline-flex;align-items:center;justify-content:center;width:50px;height:50px;border-radius:14px;background:#fff;border:2px solid rgba(42,171,238,.5);color:var(--tg-blue,#2aabee);font-weight:800;font-size:1.05rem;box-shadow:0 4px 14px rgba(42,171,238,.18);z-index:1;position:relative}
#macos-sync-section .macos-sync-steps h3{margin:0 0 5px;font-size:1.05rem;font-weight:700;color:var(--tg-dark,#17212b)}
#macos-sync-section .macos-sync-steps p{margin:0;font-size:.92rem;line-height:1.66;color:rgba(23,33,43,.72)}


#macos-safety-section{background:#fff}
#macos-safety-section .section-title{color:var(--tg-dark,#17212b)}
#macos-safety-section .section-desc{color:rgba(23,33,43,.72);max-width:40em;margin-left:auto;margin-right:auto}
#macos-safety-section .macos-safety-split{display:grid;grid-template-columns:1.05fr 0.85fr;gap:28px;align-items:stretch}
#macos-safety-section .macos-safety-grid{display:grid;grid-template-columns:1fr;gap:16px}
#macos-safety-section .macos-safety-block{padding:1.3rem 1.25rem;border-radius:18px;border:1px solid rgba(23,33,43,.1);background:linear-gradient(165deg,#fafcff 0,#eff5fb 100%);box-shadow:0 4px 18px -10px rgba(8,20,50,.12)}
#macos-safety-section .macos-safety-block h3{margin:0 0 9px;font-size:1.08rem;font-weight:700;color:var(--tg-dark,#17212b);display:flex;align-items:center;gap:8px}
#macos-safety-section .macos-safety-block h3::before{content:"";width:5px;height:1.1em;border-radius:2px;background:linear-gradient(180deg,#2aabee,#1e7eb5);flex-shrink:0}
#macos-safety-section .macos-safety-block p{margin:0;font-size:.9rem;line-height:1.66;color:rgba(23,33,43,.72)}
#macos-safety-section .macos-safety-visual{border-radius:20px;overflow:hidden;border:1px solid rgba(23,33,43,.1);box-shadow:0 16px 40px -22px rgba(15,40,70,.22);align-self:stretch;min-height:200px}
#macos-safety-section .macos-safety-visual img{display:block;width:100%;height:100%;min-height:220px;object-fit:cover;object-position:center;aspect-ratio:1200/800}


#macos-faq-section{background:linear-gradient(180deg,#eceff2 0,#f6f9fc 50%,#fff 100%);position:relative;overflow:hidden}
#macos-faq-section .section-title{color:var(--tg-dark,#17212b)}
#macos-faq-section .section-desc{color:rgba(23,33,43,.72);max-width:42em;margin-left:auto;margin-right:auto}
#macos-faq-section .section-body{max-width:800px;margin-left:auto;margin-right:auto}
#macos-faq-section .faq-wrap{max-width:800px;margin:0 auto;counter-reset:faq-num;position:relative;z-index:1}
#macos-faq-section .faq-item{border-radius:12px;margin-bottom:10px;background:#fff;border:1px solid #e0e8f0;overflow:hidden;transition:border-color .3s,box-shadow .3s;counter-increment:faq-num}
#macos-faq-section .faq-item:last-child{margin-bottom:0}
#macos-faq-section .faq-item:hover{border-color:rgba(42,171,238,.3);box-shadow:0 2px 12px rgba(42,171,238,.06)}
#macos-faq-section .faq-item[open]{border-color:rgba(42,171,238,.35);box-shadow:0 4px 20px rgba(42,171,238,.08)}
#macos-faq-section .faq-item summary{display:flex;align-items:center;padding:20px 24px;cursor:pointer;gap:14px;list-style:none;-webkit-user-select:none;user-select:none}
#macos-faq-section .faq-item summary::-webkit-details-marker{display:none}
#macos-faq-section .faq-item summary::marker{display:none;content:''}
#macos-faq-section .faq-num{min-width:32px;height:32px;border-radius:8px;background:rgba(42,171,238,.08);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:.75rem;font-weight:700;color:#2aabee;letter-spacing:.02em;transition:background .3s,color .3s}
#macos-faq-section .faq-num::before{content:counter(faq-num,decimal-leading-zero)}
#macos-faq-section .faq-item[open] .faq-num{background:#2aabee;color:#fff}
#macos-faq-section .faq-q-text{font-size:.93rem;font-weight:600;color:#1a2530;line-height:1.5;flex:1;margin:0;transition:color .2s}
#macos-faq-section .faq-item[open] .faq-q-text{color:#2aabee}
#macos-faq-section .faq-toggle{width:22px;height:22px;min-width:22px;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative}
#macos-faq-section .faq-toggle::before,#macos-faq-section .faq-toggle::after{content:'';position:absolute;background:#b0bcc8;border-radius:1.5px;transition:transform .3s ease,opacity .25s ease,background .3s}
#macos-faq-section .faq-toggle::before{width:13px;height:2px}
#macos-faq-section .faq-toggle::after{width:2px;height:13px}
#macos-faq-section .faq-item[open] .faq-toggle::after{transform:rotate(90deg);opacity:0}
#macos-faq-section .faq-item[open] .faq-toggle::before{background:#2aabee}
#macos-faq-section .faq-answer{padding:0 24px 22px 70px}
#macos-faq-section .faq-a-text{font-size:.86rem;color:#5f6f7e;line-height:1.85;animation:faq-in .3s ease}
#macos-faq-section .faq-a-text strong{color:#3a4a58}
@keyframes faq-in{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}
#macos-faq-section .macos-bottom-cta{margin-top:2.6rem;padding:1.85rem 1.4rem;border-radius:18px;text-align:center;background:radial-gradient(100% 120% at 50% 0,rgba(42,171,238,.2) 0,transparent 52%),#17212b;color:#e6edf3;border:1px solid rgba(42,171,238,.25);box-shadow:0 20px 50px -28px rgba(0,0,0,.4)}
#macos-faq-section .macos-bottom-cta p{margin:0 0 1.05rem;font-size:1.05rem;max-width:32em;margin-left:auto;margin-right:auto}
@media (max-width:768px){
    #macos-hero-section{padding:1.2rem 0 2.8rem}
    #macos-hero-section .macos-hero-grid{grid-template-columns:1fr;gap:1.5rem}
    #macos-hero-section .macos-hero-content::before{left:12%;right:-.5rem;bottom:0}
    #macos-hero-section .macos-hero-cta{flex-direction:column;align-items:stretch}
    #macos-choose-section .macos-choose-bento{grid-template-columns:1fr;grid-template-areas:"wide" "a" "b"}
    #macos-choose-section .macos-choose-wide{grid-template-columns:1fr;gap:1rem}
    #macos-choose-section .section-body{}
    #macos-choose-section .macos-choose-figure img{min-height:180px}
    #macos-get-section .macos-get-grid{grid-template-columns:1fr}
    #macos-get-section .macos-get-card{padding:1.2rem 1.2rem 2.6rem}
    #macos-shortcuts-section .macos-shortcuts-panel{grid-template-columns:1fr;gap:1.25rem;padding:1.2rem 1rem}
    #macos-shortcuts-section .macos-shortcuts-list li{grid-template-columns:1fr;gap:8px;align-items:flex-start}
    #macos-features-section .macos-feature-showcase{grid-template-columns:1fr;gap:1.5rem}
    #macos-features-section .macos-feature-figure{order:-1}
    #macos-sync-section .macos-sync-layout{grid-template-columns:1fr;gap:1.4rem}
    #macos-sync-section .macos-sync-steps li:not(:last-child)::after{left:24px}
    #macos-safety-section .macos-safety-split{grid-template-columns:1fr;gap:1.25rem}
    #macos-safety-section .macos-safety-visual{order:-1;min-height:180px}
    #macos-safety-section .macos-safety-visual img{min-height:200px}
    #macos-faq-section .faq-item summary{padding:16px 18px;gap:12px}
    #macos-faq-section .faq-answer{padding:0 18px 18px 62px}
    #macos-faq-section .faq-q-text{font-size:.88rem}
    #macos-faq-section .faq-num{min-width:28px;height:28px;font-size:.7rem}
}
@media (max-width:480px){
    #macos-faq-section .faq-answer{padding:0 18px 18px 18px}
}