:root {
    --verde-950: #0b2415;
    --verde-900: #113821;
    --verde-850: #14502d;
    --verde-800: #1a6738;
    --verde-700: #208245;
    --verde-100: #eaf5ee;
    --verde-050: #f7fbf8;

    --fundo: #edf3ef;
    --painel: #ffffff;
    --texto: #142019;
    --texto-suave: #68766e;
    --borda: #d9e4dc;
    --borda-forte: #c7d6cb;

    --erro: #ad382e;
    --erro-fundo: #fff0ee;

    --sombra:
        0 30px 70px rgba(11, 36, 21, 0.14),
        0 8px 24px rgba(11, 36, 21, 0.06);
}

* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    color: var(--texto);
    font-family:
        Inter,
        ui-sans-serif,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;
}

button,
input,
select {
    font: inherit;
}

.login-page {
    min-height: 100vh;
    background:
        radial-gradient(
            circle at 12% 16%,
            rgba(32, 130, 69, 0.16),
            transparent 28%
        ),
        radial-gradient(
            circle at 86% 82%,
            rgba(20, 80, 45, 0.12),
            transparent 30%
        ),
        linear-gradient(145deg, #f7faf8 0%, var(--fundo) 100%);
}

.login-page::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(
            rgba(20, 80, 45, 0.028) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(20, 80, 45, 0.028) 1px,
            transparent 1px
        );
    background-size: 34px 34px;
    mask-image: linear-gradient(to bottom, black, transparent 88%);
}

.login-shell {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 28px 20px;
}

.login-card {
    width: min(470px, 100%);
    padding: clamp(28px, 5vw, 44px);
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(217, 228, 220, 0.96);
    border-radius: 28px;
    box-shadow: var(--sombra);
    backdrop-filter: blur(16px);
}

.login-brand {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.brand-mark {
    width: 58px;
    height: 58px;
    flex: 0 0 58px;
    display: grid;
    place-items: center;
    border-radius: 18px;
    color: #ffffff;
    font-size: 30px;
    font-weight: 900;
    background:
        linear-gradient(
            180deg,
            var(--verde-800) 0%,
            var(--verde-900) 100%
        );
    box-shadow: 0 14px 28px rgba(26, 103, 56, 0.25);
}

.brand-copy {
    min-width: 0;
}

.eyebrow {
    display: block;
    margin-bottom: 5px;
    color: var(--verde-700);
    font-size: 11px;
    font-weight: 900;
    letter-spacing: 0.17em;
    text-transform: uppercase;
}

.brand-copy h1 {
    margin: 0;
    font-size: clamp(26px, 5vw, 35px);
    line-height: 1.02;
    letter-spacing: -0.04em;
}

.brand-copy h1 strong {
    color: var(--verde-800);
    font-weight: 900;
}

.login-description {
    margin: 0;
    color: var(--texto-suave);
    font-size: 14px;
    line-height: 1.6;
}

.stack-form {
    display: grid;
    gap: 18px;
    margin-top: 30px;
}

.stack-form label {
    display: grid;
    gap: 8px;
}

.stack-form label > span {
    color: #34453a;
    font-size: 13px;
    font-weight: 800;
}

.stack-form input {
    width: 100%;
    min-height: 50px;
    border: 1px solid var(--borda-forte);
    border-radius: 14px;
    padding: 0 15px;
    outline: none;
    color: var(--texto);
    background: rgba(255, 255, 255, 0.98);
    transition:
        border-color 0.16s ease,
        box-shadow 0.16s ease,
        transform 0.16s ease;
}

.stack-form input::placeholder {
    color: #9aa69e;
}

.stack-form input:focus {
    border-color: var(--verde-700);
    box-shadow: 0 0 0 4px rgba(32, 130, 69, 0.12);
    transform: translateY(-1px);
}

.btn {
    min-height: 50px;
    border: 0;
    border-radius: 14px;
    padding: 0 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-weight: 900;
    transition:
        transform 0.14s ease,
        box-shadow 0.14s ease,
        background 0.14s ease;
}

.btn-primary {
    margin-top: 4px;
    color: #ffffff;
    background:
        linear-gradient(
            180deg,
            var(--verde-800) 0%,
            var(--verde-700) 100%
        );
    box-shadow: 0 12px 24px rgba(32, 130, 69, 0.24);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 16px 30px rgba(32, 130, 69, 0.28);
}

.btn-primary:active {
    transform: translateY(0);
}

.alert {
    margin: 22px 0 0;
    padding: 13px 15px;
    border-radius: 13px;
    line-height: 1.45;
    font-size: 13px;
}

.alert-error {
    color: var(--erro);
    background: var(--erro-fundo);
    border: 1px solid #efc6c1;
}

.login-footer {
    margin: 25px 0 0;
    padding-top: 20px;
    border-top: 1px solid var(--borda);
    color: #89958d;
    font-size: 11px;
    text-align: center;
}

@media (max-width: 520px) {
    .login-shell {
        padding: 18px 12px;
    }

    .login-card {
        padding: 28px 21px;
        border-radius: 22px;
    }

    .login-brand {
        align-items: flex-start;
    }

    .brand-mark {
        width: 50px;
        height: 50px;
        flex-basis: 50px;
        border-radius: 15px;
        font-size: 25px;
    }
}