:root{--petrol:#0f6f73;--petrol-dark:#0a5559;--ink:#26333d;--muted:#697780;--line:#dce5e8;--soft:#f3f7f7;--white:#fff;--danger:#a52d39}*{box-sizing:border-box}body{margin:0;min-height:100vh;color:var(--ink);background:#eef3f3;font-family:Inter,"Segoe UI",Arial,sans-serif}.login-top-nav{position:fixed;top:0;left:0;right:0;z-index:20;min-height:72px;padding:10px clamp(18px,4vw,56px);display:flex;align-items:center;justify-content:space-between;gap:18px;background:rgba(255,255,255,.94);border-bottom:1px solid rgba(12,64,67,.12);box-shadow:0 16px 40px rgba(7,35,37,.12);backdrop-filter:blur(14px)}.login-top-brand{display:inline-flex;align-items:center;min-width:142px}.login-top-brand img{width:148px;max-height:52px;object-fit:contain}.login-top-links{display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}.login-top-links a,.login-top-back{padding:9px 13px;color:#20313a;text-decoration:none;font-size:14px;font-weight:750;border-radius:999px;border:1px solid transparent;background:transparent;cursor:pointer;transition:.2s ease}.login-top-links a:hover,.login-top-links a.active,.login-top-back:hover{color:var(--petrol);background:rgba(15,119,123,.09);border-color:rgba(15,119,123,.18)}.login-top-back{white-space:nowrap}.admin-login-shell{min-height:calc(100vh - 72px);margin-top:72px;display:grid;grid-template-columns:minmax(360px,.9fr) minmax(430px,1.1fr)}.admin-login-brand{padding:clamp(38px,6vw,82px);display:flex;flex-direction:column;justify-content:space-between;gap:45px;color:#fff;background:linear-gradient(145deg,#084f53,#0f777b 60%,#159197);position:relative;overflow:hidden}.admin-login-brand::after{content:"";position:absolute;width:420px;height:420px;right:-230px;bottom:-210px;border:70px solid rgba(255,255,255,.07);border-radius:50%}.admin-brand-link{position:relative;z-index:1;width:max-content}.admin-brand-link img{width:180px;max-height:70px;object-fit:contain;filter:brightness(0) invert(1)}.admin-login-brand>div,.admin-login-brand ul{position:relative;z-index:1}.admin-kicker{font-size:11px;letter-spacing:.16em;font-weight:800}.admin-login-brand h1{max-width:560px;margin:14px 0;font-size:clamp(35px,4.5vw,62px);line-height:1.02}.admin-login-brand p{max-width:510px;color:rgba(255,255,255,.8);font-size:17px;line-height:1.65}.admin-login-brand ul{list-style:none;margin:0;padding:0;display:grid;gap:15px;color:rgba(255,255,255,.86)}.admin-login-brand li{display:flex;align-items:center;gap:12px}.admin-login-brand li i{width:32px;height:32px;display:grid;place-items:center;background:rgba(255,255,255,.11);border-radius:9px}.admin-login-panel{padding:34px clamp(25px,7vw,100px);display:flex;flex-direction:column;justify-content:center;align-items:center;position:relative}.back-home{display:none}.back-home:hover{color:var(--petrol)}.admin-login-card{width:min(100%,470px);padding:40px;background:var(--white);border:1px solid var(--line);border-radius:22px;box-shadow:0 24px 70px rgba(30,55,58,.1)}.admin-lock{width:52px;height:52px;display:grid;place-items:center;margin-bottom:24px;color:#fff;background:var(--petrol);border-radius:14px;font-size:21px;box-shadow:0 12px 25px rgba(15,111,115,.22)}.admin-login-card .admin-kicker{color:var(--petrol)}.admin-login-card h2{margin:8px 0 6px;font-size:28px}.admin-login-subtitle{margin:0 0 28px;color:var(--muted);line-height:1.5}.admin-login-card label{display:block;margin:16px 0 7px;font-size:12px;font-weight:750}.admin-input{height:48px;display:flex;align-items:center;gap:10px;padding:0 13px;background:var(--soft);border:1px solid var(--line);border-radius:11px}.admin-input:focus-within{border-color:var(--petrol);box-shadow:0 0 0 3px rgba(15,111,115,.1)}.admin-input>i{color:#89969d}.admin-input input{width:100%;height:100%;padding:0;color:var(--ink);background:transparent;border:0;outline:0;font:inherit}.admin-input button{padding:7px;color:var(--muted);background:transparent;border:0;cursor:pointer}.admin-login-error{min-height:20px;margin:12px 0 3px;color:var(--danger);font-size:12px;line-height:1.45}.admin-login-button{width:100%;height:50px;color:#fff;background:var(--petrol);border:0;border-radius:11px;font-weight:800;cursor:pointer;transition:.2s}.admin-login-button:hover{background:var(--petrol-dark);transform:translateY(-1px)}.admin-login-button:disabled{opacity:.65;cursor:wait;transform:none}@media(max-width:820px){.login-top-nav{align-items:flex-start;flex-direction:column;gap:10px;padding:10px 16px 12px}.login-top-brand img{width:132px}.login-top-links{width:100%;justify-content:flex-start;gap:6px}.login-top-links a,.login-top-back{padding:8px 10px;font-size:12px}.login-top-back{position:absolute;top:14px;right:14px}.admin-login-shell{grid-template-columns:1fr;min-height:calc(100vh - 132px);margin-top:132px}.admin-login-brand{min-height:310px;padding:32px}.admin-login-brand h1{font-size:38px}.admin-login-brand ul{display:none}.admin-login-panel{padding:35px 20px}.admin-login-card{padding:28px}}@media(max-width:450px){.admin-login-brand{min-height:260px}.admin-login-brand h1{font-size:31px}.admin-login-brand p{font-size:14px}}