:root {
    --login-bg: #eef2ec;
    --login-green: #0b6b3a;
    --login-green-dark: #082a1d;
    --login-border: #d6ded5;
    --login-text: #18251d;
    --login-muted: #6c7b71;
}
* { box-sizing: border-box; }
html, body { min-width: 320px; min-height: 100%; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: var(--login-bg); color: var(--login-text); -webkit-font-smoothing: antialiased; }
.login-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(440px, 1.08fr) minmax(420px, .92fr); }
.login-visual { position: relative; padding: clamp(36px, 6vw, 84px); display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; background: linear-gradient(145deg, #061b13, var(--login-green-dark) 54%, #0b5531); color: #fff; }
.login-visual::before { content: ""; position: absolute; width: 520px; height: 520px; border-radius: 50%; right: -180px; top: -220px; background: rgba(83, 179, 107, .18); filter: blur(10px); }
.login-visual::after { content: ""; position: absolute; inset: auto 0 0 0; height: 210px; background: linear-gradient(180deg, transparent, rgba(0,0,0,.18)); }
.login-brand { position: relative; z-index: 1; display: flex; align-items: center; gap: 14px; }
.login-brand__mark { width: 76px; height: 54px; display: grid; place-items: center; border-radius: 12px; background: #fff; box-shadow: 0 14px 30px rgba(0,0,0,.2); overflow: hidden; }
.login-brand__mark img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.login-brand__copy { display: grid; line-height: 1.1; }
.login-brand__copy strong { font-size: 21px; letter-spacing: -.03em; }
.login-brand__copy small { margin-top: 6px; color: #9fbaa9; font-size: 10px; }
.login-message { position: relative; z-index: 1; max-width: 650px; }
.login-message p:first-child { margin: 0 0 12px; color: #8cd19e; font-size: 10px; font-weight: 800; letter-spacing: .13em; text-transform: uppercase; }
.login-message h1 { margin: 0; font-size: clamp(36px, 4.5vw, 64px); line-height: 1.03; letter-spacing: -.05em; }
.login-message p:last-child { max-width: 560px; margin: 22px 0 0; color: #b7cabd; font-size: 15px; line-height: 1.75; }
.login-footer { position: relative; z-index: 1; color: #819d8b; font-size: 10px; }
.login-area { padding: clamp(24px, 5vw, 76px); display: flex; align-items: center; justify-content: center; background: radial-gradient(circle at 100% 0, rgba(47,158,68,.08), transparent 22rem), #f8faf7; }
.login-card { width: min(100%, 470px); }
.login-card__head { margin-bottom: 30px; }
.login-card__head p { margin: 0 0 8px; color: var(--login-green); font-size: 10px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.login-card__head h2 { margin: 0; color: var(--login-text); font-size: 31px; letter-spacing: -.04em; }
.login-card__head span { display: block; margin-top: 10px; color: var(--login-muted); font-size: 13px; line-height: 1.55; }
.login-alert { display: none; margin-bottom: 18px; padding: 12px 14px; border: 1px solid #efc2bd; border-radius: 10px; background: #fff1ef; color: #a22d22; font-size: 12px; font-weight: 650; }
.login-alert.is-visible { display: block; }
.login-form { display: grid; gap: 18px; }
.login-field label { display: block; margin-bottom: 7px; color: #43534a; font-size: 11px; font-weight: 750; }
.login-input { position: relative; }
.login-input svg { position: absolute; left: 14px; top: 50%; width: 18px; height: 18px; color: #829187; transform: translateY(-50%); }
.login-input input { width: 100%; height: 49px; padding: 0 14px 0 44px; border: 1px solid var(--login-border); border-radius: 10px; background: #fff; color: var(--login-text); font-size: 13px; outline: none; transition: .16s ease; }
.login-input input:focus { border-color: #67ae79; box-shadow: 0 0 0 3px rgba(11,107,58,.1); }
.login-submit { height: 49px; border: 0; border-radius: 10px; background: linear-gradient(135deg, #16804a, var(--login-green)); color: #fff; font-size: 13px; font-weight: 800; cursor: pointer; box-shadow: 0 10px 22px rgba(11,107,58,.2); transition: .16s ease; }
.login-submit:hover { background: linear-gradient(135deg, #0e713f, #07522d); transform: translateY(-1px); }
.login-submit:disabled { opacity: .65; cursor: wait; transform: none; }
.login-note { margin-top: 18px; color: #88968d; font-size: 10px; line-height: 1.5; text-align: center; }
@media (max-width: 900px) {
    .login-shell { grid-template-columns: 1fr; }
    .login-visual { min-height: 250px; padding: 28px; }
    .login-message h1 { font-size: 35px; }
    .login-message p:last-child { margin-top: 12px; }
    .login-footer { display: none; }
    .login-area { padding: 36px 20px; }
}
@media (max-width: 560px) {
    .login-visual { min-height: 205px; }
    .login-brand__mark { width: 64px; height: 46px; }
    .login-message p:last-child { display: none; }
    .login-message h1 { font-size: 29px; }
    .login-area { align-items: flex-start; }
    .login-card__head h2 { font-size: 27px; }
}