:root{--bg:#f2f5f4;--card:#fff;--text:#18312e;--muted:#7a8986;--primary:#103f3a;--primary2:#17685e;--mint:#e6f1ee;--gold:#d0a351;--line:#e4eae8;--danger:#b64d4d;--shadow:0 12px 35px rgba(27,62,57,.08)}
*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","Noto Sans Thai",sans-serif;padding-bottom:90px}a{text-decoration:none;color:inherit}button,input,textarea{font:inherit}
.topbar{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;padding:18px max(18px,calc((100vw - 760px)/2 + 18px)) 13px;background:rgba(242,245,244,.92);backdrop-filter:blur(16px)}
.eyebrow{font-size:10px;letter-spacing:1.8px;font-weight:900;color:var(--gold)}.top-title{font-size:23px;font-weight:850}.avatar{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:var(--primary);color:#fff;font-weight:900}
.page{max-width:760px;margin:auto;padding:5px 16px 30px}.hero{padding:24px;background:linear-gradient(145deg,#0f3f39,#17665d 70%,#1e786c);border-radius:30px;color:#fff;box-shadow:0 20px 50px rgba(16,63,58,.22)}.hero-top{display:flex;justify-content:space-between;align-items:center}.hero-top span{display:block;opacity:.72}.hero-top strong{font-size:40px;display:inline-block;margin-top:4px}.hero-top small{margin-left:5px;opacity:.75}.ring{width:72px;height:72px;border:7px solid rgba(255,255,255,.17);border-top-color:#efc876;border-right-color:#efc876;border-radius:50%;display:grid;place-items:center;font-size:18px;font-weight:900}.ring small{font-size:10px;margin:0}.progress{height:8px;border-radius:99px;background:rgba(255,255,255,.16);overflow:hidden;margin-top:22px}.progress i{height:100%;display:block;background:#efc876;border-radius:99px}.hero-footer{display:flex;justify-content:space-between;gap:10px;margin-top:10px;font-size:12px;opacity:.82}
.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}.metric{background:#fff;border-radius:20px;padding:16px;box-shadow:var(--shadow)}.metric span{display:block;color:var(--muted);font-size:12px}.metric b{font-size:21px;display:inline-block;margin-top:5px}.metric small{margin-left:4px;color:var(--muted)}
.section{margin-top:25px}.section.no-top{margin-top:3px}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin:0 2px 11px}.section-head h1,.section-head h2{margin:2px 0 0}.section-head h1{font-size:28px}.section-head h2{font-size:20px}.section-head.slim{margin-top:22px}.date-pill,.status-badge{padding:8px 12px;border-radius:99px;background:var(--mint);color:var(--primary2);font-weight:850;font-size:12px}.status-badge.pending{background:#f5efe3;color:#8c6528}
.next-card,.pay-card,.summary-card,.upload-card,.message-card,.note-card{background:#fff;border-radius:24px;padding:19px;box-shadow:var(--shadow)}.next-total span{display:block;color:var(--muted)}.next-total strong{font-size:34px}.next-total small{margin-left:4px;color:var(--muted)}.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:15px}.mini-grid div{background:#f7f9f8;padding:13px;border-radius:16px}.mini-grid span{display:block;color:var(--muted);font-size:12px}.mini-grid b{display:block;margin-top:4px}.hint{font-size:11px;color:var(--muted);line-height:1.55;margin-top:10px}
.btn{border:0;border-radius:16px;padding:14px 16px;font-weight:850;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.btn.primary{background:var(--primary);color:#fff}.btn.soft{background:var(--mint);color:var(--primary2)}.btn.full{width:100%;margin-top:14px}.btn.small{padding:9px 12px;font-size:12px}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.quick-grid a{display:flex;gap:12px;background:#fff;border-radius:21px;padding:17px;box-shadow:var(--shadow)}.qicon{width:40px;height:40px;border-radius:13px;background:var(--mint);display:grid;place-items:center;color:var(--primary2);font-size:20px}.quick-grid b,.quick-grid small{display:block}.quick-grid small{color:var(--muted);font-size:11px;margin-top:3px}
.list{display:grid;gap:9px}.installment-row{display:flex;align-items:center;gap:12px;background:#fff;border-radius:19px;padding:14px;box-shadow:var(--shadow)}.status-dot{width:43px;height:43px;border-radius:50%;display:grid;place-items:center;font-weight:900;background:#f0f2f1;color:#89938f}.status-dot.paid{background:var(--mint);color:var(--primary2)}.grow{flex:1}.grow small{display:block;color:var(--muted);margin-top:3px}.right{text-align:right}.right b,.right small{display:block}.right small{font-size:11px}.right small.paid{color:var(--primary2)}.right small.pending{color:#946b2b}
.summary-card{display:grid;grid-template-columns:1fr 1fr;gap:10px}.summary-card div{padding:12px;background:#f7f9f8;border-radius:16px}.summary-card span,.summary-card b{display:block}.summary-card span{font-size:11px;color:var(--muted)}.summary-card b{margin-top:4px}.summary-card .accent{background:var(--mint)}.summary-card .accent b{color:var(--primary2);font-size:18px}
.pay-card{display:grid;gap:13px;margin-top:13px}.paid-toggle{display:flex!important;gap:10px;align-items:center!important;background:#f7f9f8;padding:13px;border-radius:16px}.paid-toggle input{width:22px;height:22px}.paid-toggle span b,.paid-toggle span small{display:block}.paid-toggle span small{color:var(--muted);font-weight:500}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}label{display:grid;gap:6px;font-size:12px;font-weight:800}input,textarea{width:100%;padding:12px;border:1px solid #d9e0de;border-radius:14px;background:#fcfdfd;color:var(--text);outline:none}input:focus,textarea:focus{border-color:var(--primary2);box-shadow:0 0 0 3px rgba(23,104,94,.08)}
.preview{background:#f4f8f7;border:1px solid #e1ebe8;border-radius:17px;padding:13px;display:grid;gap:7px}.preview div{display:flex;justify-content:space-between}.preview span{color:var(--muted)}.preview .strong{border-top:1px solid var(--line);padding-top:8px}.preview .strong b{color:var(--primary2)}
.preset-row{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.preset-row button{border:0;background:var(--mint);color:var(--primary2);padding:10px;border-radius:13px;font-weight:800}.upload-card{display:flex;gap:10px;align-items:center}.upload-card input{flex:1}.slip-grid,.gallery-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:9px;margin-top:10px}.slip-grid a,.gallery-item{background:#fff;border-radius:17px;overflow:hidden;box-shadow:var(--shadow)}.slip-grid img,.gallery-item img{width:100%;aspect-ratio:4/5;object-fit:cover;display:block}.gallery-item div{padding:10px}.gallery-item b,.gallery-item small{display:block}.gallery-item small{color:var(--muted);margin-top:3px}
.message-card{margin-top:18px}.message-card h2{margin-top:0}.empty{background:#fff;border-radius:20px;padding:26px;text-align:center;color:var(--muted);box-shadow:var(--shadow)}.back{display:inline-block;color:var(--primary2);font-weight:800;margin:0 0 10px}.muted{color:var(--muted);font-size:12px}.note-card{margin-top:14px}.note-card p{color:var(--muted);line-height:1.6}.logout-btn{display:block;text-align:center;color:var(--danger);padding:18px}
.bottom-nav{position:fixed;left:50%;transform:translateX(-50%);bottom:0;width:min(100%,760px);z-index:30;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(255,255,255,.97);border-top:1px solid var(--line);padding:8px 5px calc(8px + env(safe-area-inset-bottom));box-shadow:0 -10px 30px rgba(0,0,0,.06)}.bottom-nav a{text-align:center;color:var(--muted);font-size:11px;font-weight:700}.bottom-nav span{display:block;font-size:21px}.bottom-nav a.active{color:var(--primary2)}
.auth-body{min-height:100vh;display:grid;place-items:center;padding:20px;background:radial-gradient(circle at top,#dfece8 0,#f2f5f4 55%)}.auth-shell{width:min(100%,430px);background:#fff;border-radius:30px;padding:30px;box-shadow:0 30px 70px rgba(20,59,54,.13)}.auth-logo{width:62px;height:62px;border-radius:20px;background:linear-gradient(145deg,var(--primary),var(--primary2));color:#fff;display:grid;place-items:center;font-size:29px;font-weight:900;margin-bottom:14px}.auth-shell h1{margin:4px 0 6px}.auth-shell p{color:var(--muted);margin:0 0 20px}.stack{display:grid;gap:13px}.alert{padding:12px 14px;border-radius:13px;margin:10px 0}.alert.error{background:#fdecec;color:#9b3434}.alert.success{background:#e7f2ed;color:#25634f}
@media(max-width:520px){.hero-top strong{font-size:34px}.ring{width:64px;height:64px}.form-grid{grid-template-columns:1fr}.upload-card{display:grid}.summary-card{grid-template-columns:1fr 1fr}.quick-grid{grid-template-columns:1fr 1fr}}