@font-face {
    font-family: 'HSESans';
    src: url('font/Sans.woff') format('woff'), url('font/Sans.ttf') format('truetype');
    font-style: normal;
    font-weight: normal;
    font-display: swap;
}

:root {
    --ink: #14201c;
    --forest: #1b6b54;
    --forest-deep: #0f3f34;
    --paper: #f3efe6;
    --muted: #5c6f68;
}

* { box-sizing: border-box; }

html, body {
    min-height: 100%;
    margin: 0;
    font-family: HSESans, Tahoma, sans-serif;
    color: var(--ink);
    direction: rtl;
    background:
        radial-gradient(ellipse at 18% 8%, rgba(27, 107, 84, 0.42), transparent 46%),
        radial-gradient(ellipse at 88% 92%, rgba(196, 122, 26, 0.2), transparent 42%),
        linear-gradient(160deg, #0b1613, #143028 52%, #0d1a16);
}

.login-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(240px, 1fr) minmax(320px, 440px);
    align-items: center;
    gap: 32px;
    padding: 40px 8vw;
}

.login-brand {
    color: #e8f5f0;
}

.login-brand .logo {
    width: 72px;
    height: 72px;
    object-fit: contain;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.1);
    padding: 8px;
    margin-bottom: 18px;
}

.login-brand strong {
    display: block;
    font-size: 1.7rem;
    font-weight: normal;
}

.login-brand span {
    display: block;
    opacity: 0.78;
    margin: 8px 0 16px;
}

.login-brand p {
    max-width: 36ch;
    line-height: 1.8;
    opacity: 0.72;
    font-size: 0.95rem;
}

.login-panel {
    background: var(--paper);
    border-radius: 22px;
    padding: 28px 26px 22px;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.35);
}

.login-panel h1 {
    margin: 0 0 6px;
    font-size: 1.25rem;
    font-weight: normal;
    color: var(--forest-deep);
}

.login-lead {
    margin: 0 0 18px;
    color: var(--muted);
    font-size: 0.9rem;
}

.login-panel label {
    display: block;
    margin: 10px 0 6px;
    font-size: 0.9rem;
    color: var(--muted);
}

.login-panel input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(20, 32, 28, 0.14);
    border-radius: 12px;
    font: inherit;
    background: #fff;
}

.login-panel input:focus {
    outline: none;
    border-color: rgba(27, 107, 84, 0.55);
    box-shadow: 0 0 0 3px rgba(27, 107, 84, 0.14);
}

.login-panel button {
    margin-top: 16px;
    width: 100%;
    height: 48px;
    border: 0;
    border-radius: 12px;
    font: inherit;
    cursor: pointer;
    color: #fff;
    background: linear-gradient(135deg, var(--forest), var(--forest-deep));
    box-shadow: 0 10px 24px rgba(27, 107, 84, 0.35);
}

#test_input {
    margin-top: 12px;
    font-size: 0.9rem;
    color: var(--forest-deep);
    line-height: 1.6;
}

.ver-stamp {
    margin: 16px 0 0;
    text-align: center;
    font-size: 11px;
    color: var(--muted);
    opacity: 0.75;
}

@media screen and (max-width: 800px) {
    .login-shell {
        grid-template-columns: 1fr;
        padding: 20px 16px 32px;
        min-height: 100vh;
        align-content: start;
    }
    .login-brand { text-align: center; }
    .login-brand p { margin-left: auto; margin-right: auto; }
    .login-brand .logo {
        width: 56px;
        height: 56px;
        margin-left: auto;
        margin-right: auto;
    }
    .login-panel {
        width: 100%;
        padding: 20px 16px 16px;
    }
}

@media screen and (max-width: 480px) {
    .login-brand strong { font-size: 1.35rem; }
}