/* ===== Hero: big image + dark overlay ===== */
.app-hero{position:relative;padding:140px 0 140px;min-height:560px;color:#fff;overflow:hidden;background:var(--deep)}
.app-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.06);transition:opacity 1.2s ease,transform 8s linear}
.app-hero-bg::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(14,46,82,.78) 0%,rgba(14,46,82,.55) 45%,rgba(22,70,114,.42) 100%)}
.app-hero-bg::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,46,82,.25) 0%,rgba(14,46,82,0) 30%,rgba(14,46,82,0) 70%,rgba(14,46,82,.55) 100%);z-index:1}
.app-hero::after{content:'';position:absolute;right:-160px;top:-160px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(68,153,212,.28),transparent 70%);z-index:2;pointer-events:none}
.app-hero-inner{position:relative;z-index:3}
.app-hero-eyebrow{display:inline-flex;align-items:center;gap:14px;font-size:13px;font-weight:500;color:var(--blue-light);text-transform:uppercase;letter-spacing:.22em;margin-bottom:24px;opacity:0;transform:translateY(20px);animation:heroIn .9s .15s cubic-bezier(.16,1,.3,1) forwards}
.app-hero-eyebrow::before{content:'';width:46px;height:2px;background:var(--blue-light)}
.app-hero h1{font-size:clamp(44px,5.8vw,76px);color:#fff;letter-spacing:-.04em;line-height:1.04;margin-bottom:22px;max-width:980px;opacity:0;transform:translateY(28px);animation:heroIn 1s .28s cubic-bezier(.16,1,.3,1) forwards}
.app-hero h1 span{background:linear-gradient(120deg,var(--blue-light),#fff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.app-hero p{font-size:19px;color:rgba(255,255,255,.82);max-width:760px;line-height:1.65;opacity:0;transform:translateY(28px);animation:heroIn 1s .42s cubic-bezier(.16,1,.3,1) forwards}
@keyframes heroIn{to{opacity:1;transform:none}}

/* ===== Section base ===== */
.section{padding:110px 0;position:relative}
.section-mist{background:var(--blue-mist)}
.section-header{margin-bottom:56px}
.section-num{font-size:14px;font-weight:600;color:var(--blue);letter-spacing:.18em;margin-bottom:16px;text-transform:uppercase;display:flex;align-items:center;gap:12px}
.section-num::before{content:'';width:34px;height:2px;background:var(--blue)}
.section-title{font-size:clamp(34px,4.4vw,52px);font-weight:700;letter-spacing:-.035em;line-height:1.08;margin-bottom:18px;color:var(--text)}
.section-title span{background:linear-gradient(120deg,var(--blue),var(--primary));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.section-sub{font-size:17.5px;color:var(--text-mute);max-width:760px;line-height:1.65}

.reveal{opacity:0;transform:translateY(28px);transition:all .8s cubic-bezier(.16,1,.3,1)}
.reveal.visible{opacity:1;transform:none}

.btn{display:inline-flex;align-items:center;gap:14px;padding:19px 34px;font-size:16px;font-weight:600;border-radius:60px;transition:all .35s ease;cursor:pointer;border:none}
.btn .arr{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.btn .arr svg{width:16px;height:16px}
.btn-amber{background:linear-gradient(135deg,#FFB020,var(--amber));color:#fff;box-shadow:0 12px 36px rgba(245,158,11,.38)}
.btn-amber:hover{transform:translateY(-3px);box-shadow:0 20px 52px rgba(245,158,11,.5)}
.btn-amber .arr{background:rgba(255,255,255,.22)}
.btn-blue{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#fff;box-shadow:0 12px 36px rgba(46,116,181,.32)}
.btn-blue:hover{transform:translateY(-3px);box-shadow:0 20px 52px rgba(46,116,181,.45)}
.btn-blue .arr{background:rgba(255,255,255,.22)}
.btn-ghost{background:transparent;color:var(--primary);border:1.5px solid rgba(46,116,181,.4)}
.btn-ghost:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* ===== Application cards grid (直接平铺 2 列) ===== */
.apps-section{position:relative;padding:50px 0 50px;background:linear-gradient(180deg,#fff 0%,var(--blue-mist) 40%,#fff 100%);overflow:hidden}
.apps-section::before{content:'';position:absolute;left:-220px;top:120px;width:560px;height:560px;border-radius:50%;background:radial-gradient(circle,rgba(68,153,212,.12),transparent 70%);pointer-events:none}
.apps-section::after{content:'';position:absolute;right:-200px;bottom:80px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(245,158,11,.10),transparent 70%);pointer-events:none}
.apps-header{position:relative;z-index:1;text-align:center;max-width:820px;margin:0 auto 64px}
.apps-header .section-num{justify-content:center}
.apps-header .section-num::before{display:none}
.apps-header .section-title{margin-bottom:16px}
.apps-header .section-sub{margin:0 auto}

/* ===== Applications: 2-column card grid (image#1) =====
   - Each card: top image (with watermark + zh tag + sub-count badge)
   - Lower body: title / desc / chips / CTA
   - On hover: card lifts, image scales, arrow nudges right
   ============================================================ */
.apps-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:36px;position:relative;z-index:1}
.app-card{display:flex;flex-direction:column;background:#fff;border:1px solid rgba(46,116,181,.10);border-radius:24px;overflow:hidden;box-shadow:var(--shadow-1);transition:transform .4s cubic-bezier(.16,1,.3,1),box-shadow .4s ease,border-color .3s}
.app-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-3);border-color:rgba(46,116,181,.25)}
.app-card-visual{position:relative;overflow:hidden;background:var(--blue-mist);aspect-ratio:16/9}
.app-card-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block;transition:transform .9s cubic-bezier(.16,1,.3,1)}
.app-card:hover .app-card-visual img{transform:scale(1.05)}
.app-card-visual::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,46,82,.10) 0%,rgba(14,46,82,0) 35%,rgba(14,46,82,.20) 100%);pointer-events:none}
.app-card-watermark{position:absolute;top:18px;left:22px;font-size:64px;font-weight:700;color:rgba(255,255,255,.92);line-height:1;letter-spacing:-.04em;z-index:2;text-shadow:0 2px 16px rgba(14,46,82,.35)}
.app-card-zhtag{position:absolute;left:22px;bottom:18px;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:#fff;background:var(--rose);padding:5px 12px;border-radius:4px;z-index:2;letter-spacing:.02em;box-shadow:0 4px 12px rgba(190,18,60,.28)}
.app-card-body{padding:32px 32px 24px;display:flex;flex-direction:column;flex:1}
.app-card-title{font-size:clamp(24px,2.4vw,32px);font-weight:700;color:var(--text);line-height:1.14;letter-spacing:-.025em;margin-bottom:14px}
.app-card-desc{font-size:15.5px;color:var(--text-body);line-height:1.65;margin-bottom:18px}
.app-card-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}
.app-card-chip{display:inline-flex;align-items:center;padding:7px 14px;background:var(--blue-mist);border:1px solid rgba(46,116,181,.14);color:var(--text-body);font-size:13.5px;font-weight:500;border-radius:60px;transition:all .25s}
.app-card-chip.more{background:transparent;border-style:dashed;color:var(--text-mute)}
.app-card-chip:hover{background:var(--blue-pale);color:var(--primary);border-color:var(--blue)}
.app-card-footer{margin-top:auto;padding:18px 32px 24px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:16px}
.app-card-cta{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-size:15px;font-weight:600;transition:gap .3s}
.app-card-cta:hover{gap:14px}
.app-card-cta svg{width:16px;height:16px;transition:transform .3s}
.app-card-cta:hover svg{transform:translateX(3px)}
/* ===== Application rows link directly to application-detail.html (?app=) ===== */


/* Scroll reveal for alternating rows */
.app-reveal{opacity:0;transform:translateY(36px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.app-reveal.visible{opacity:1;transform:none}
.apps-section .section-num,.apps-section .section-title,.apps-section .section-sub{opacity:0;transform:translateY(24px);animation:headerRise .9s .1s cubic-bezier(.16,1,.3,1) forwards}
@keyframes headerRise{to{opacity:1;transform:none}}



@media(max-width:960px){
    .apps-list{gap:24px}
    .app-row{min-height:300px}
    .app-row-visual{min-height:300px}
    .apps-section{padding:40px 0 40px}
}
@media(max-width:720px){
    .container,.hdr-main,.hdr-top-inner{padding-left:24px;padding-right:24px}
    .hdr-menu{display:none}
    .section{padding:80px 0}
    .app-hero{padding:170px 0 100px;min-height:480px}
    .app-hero h1{font-size:38px}
    .apps-section{padding:20px 0 20px}
    .apps-header{margin-bottom:40px}
    .apps-grid{grid-template-columns:1fr;gap:24px}
    .app-card-visual{aspect-ratio:16/9}
    .app-card-body{padding:24px 24px 18px}
    .app-card-title{font-size:22px}
    .app-card-footer{padding:14px 24px 18px}
    .app-hero-bg{transform:none}
}