/**
 * login.css — Polaris Fiscal auth pages
 * Layout: split-screen (brand | form)
 * Referência visual: Vercel, Linear, Clerk
 */
@import url("variables.css");

*, *::before, *::after { box-sizing: border-box; }

/* ─────────────────────────────────────────
   Base
───────────────────────────────────────── */
.auth-page {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: #fff;
}

/* ─────────────────────────────────────────
   Split layout
───────────────────────────────────────── */
.auth-split {
    display: flex;
    min-height: 100vh;
}

/* ─────────────────────────────────────────
   Painel esquerdo — marca
   Conceito: Polaris é a Estrela do Norte.
   Fundo: céu noturno profundo.
   Efeito: campo estelar CSS + glow de estrela.
───────────────────────────────────────── */
.auth-panel--brand {
    flex: 0 0 45%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 48px 56px;
    background-color: #05101f;
    /* Glow principal atrás do logo — a estrela irradiando */
    background-image:
        radial-gradient(ellipse 55% 45% at 38% 44%, rgba(37, 99, 235, 0.28) 0%, transparent 65%),
        radial-gradient(ellipse 80% 60% at 10% 90%, rgba(14, 165, 233, 0.07) 0%, transparent 55%);
    color: #fff;
    position: relative;
    overflow: hidden;
}

/* Campo estelar via radial-gradient dots — Polaris e suas companheiras */
.auth-panel--brand::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background-image:
        /* Polaris — a maior, no quadrante do logo */
        radial-gradient(2.5px 2.5px at 38% 44%, rgba(255,255,255,0.95) 0%, transparent 100%),
        /* Estrelas de apoio — tamanhos variados para naturalidade */
        radial-gradient(1.5px 1.5px at 14% 10%,  rgba(255,255,255,0.75) 0%, transparent 100%),
        radial-gradient(1px   1px   at 73% 7%,   rgba(255,255,255,0.50) 0%, transparent 100%),
        radial-gradient(2px   2px   at 89% 16%,  rgba(255,255,255,0.65) 0%, transparent 100%),
        radial-gradient(1px   1px   at 44% 5%,   rgba(255,255,255,0.40) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 92% 33%,  rgba(255,255,255,0.70) 0%, transparent 100%),
        radial-gradient(1px   1px   at 6%  37%,  rgba(255,255,255,0.35) 0%, transparent 100%),
        radial-gradient(1px   1px   at 56% 13%,  rgba(255,255,255,0.45) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 78% 62%,  rgba(255,255,255,0.60) 0%, transparent 100%),
        radial-gradient(1px   1px   at 25% 70%,  rgba(255,255,255,0.30) 0%, transparent 100%),
        radial-gradient(1px   1px   at 94% 74%,  rgba(255,255,255,0.40) 0%, transparent 100%),
        radial-gradient(1px   1px   at 11% 83%,  rgba(255,255,255,0.30) 0%, transparent 100%),
        radial-gradient(2px   2px   at 63% 88%,  rgba(255,255,255,0.50) 0%, transparent 100%),
        radial-gradient(1px   1px   at 34% 93%,  rgba(255,255,255,0.35) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 83% 91%,  rgba(255,255,255,0.30) 0%, transparent 100%),
        radial-gradient(1px   1px   at 50% 58%,  rgba(255,255,255,0.20) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 20% 52%,  rgba(255,255,255,0.45) 0%, transparent 100%),
        radial-gradient(1px   1px   at 69% 42%,  rgba(255,255,255,0.28) 0%, transparent 100%),
        radial-gradient(1px   1px   at 3%  22%,  rgba(255,255,255,0.35) 0%, transparent 100%),
        radial-gradient(1.5px 1.5px at 60% 30%,  rgba(255,255,255,0.20) 0%, transparent 100%);
}

/* Séparador sutil no lado direito do painel */
.auth-panel--brand::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(
        180deg,
        transparent 0%,
        rgba(255, 255, 255, 0.06) 25%,
        rgba(255, 255, 255, 0.06) 75%,
        transparent 100%
    );
}

.auth-brand-body {
    display: flex;
    flex-direction: column;
    flex: 1;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 28px;
    position: relative;
    z-index: 1;
}

/* Halo de luz centrado no logo */
.auth-brand-body::before {
    content: "";
    position: absolute;
    width: 360px;
    height: 360px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(
        circle,
        rgba(59, 130, 246, 0.24) 0%,
        rgba(37, 99, 235, 0.10) 45%,
        transparent 70%
    );
    border-radius: 50%;
    pointer-events: none;
    z-index: -1;
    filter: blur(28px);
}

.auth-logo {
    display: block;
    width: 210px;
    max-width: 75%;
    height: auto;
    position: relative;
    z-index: 1;
}

.auth-brand-message {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 400;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.01em;
    max-width: 260px;
}

.auth-brand-footer {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.25);
    letter-spacing: 0.02em;
    position: relative;
    z-index: 1;
}

/* ─────────────────────────────────────────
   Painel direito — formulário
───────────────────────────────────────── */
.auth-panel--form {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 48px 40px;
    background: #fff;
}

.auth-form-inner {
    width: 100%;
    max-width: 368px;
    animation: auth-in 0.4s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes auth-in {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─────────────────────────────────────────
   Cabeçalho do formulário
───────────────────────────────────────── */
.auth-form-header {
    margin-bottom: 32px;
}

.auth-kicker {
    margin: 0 0 8px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.auth-title {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--color-text);
    line-height: 1.15;
}

.auth-description {
    margin: 10px 0 0;
    font-size: 0.875rem;
    line-height: 1.6;
    color: var(--color-text-secondary);
}

/* ─────────────────────────────────────────
   Campos
───────────────────────────────────────── */
.auth-fields {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.auth-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.auth-field label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: #374151;
}

.auth-field input {
    width: 100%;
    height: 44px;
    padding: 0 14px;
    font-family: inherit;
    font-size: 0.9375rem;
    color: var(--color-text);
    background: #fff;
    border: 1.5px solid #d1d5db;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.auth-field input::placeholder {
    color: #9ca3af;
    font-weight: 400;
}

.auth-field input:hover {
    border-color: #9ca3af;
}

.auth-field input:focus {
    border-color: var(--color-brand);
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.15);
}

/* Neutraliza autofill amarelo */
.auth-field input:-webkit-autofill,
.auth-field input:-webkit-autofill:hover,
.auth-field input:-webkit-autofill:focus {
    -webkit-text-fill-color: var(--color-text);
    -webkit-box-shadow: 0 0 0 1000px #fff inset;
    transition: background-color 9999s ease-in-out 0s;
    border-color: #d1d5db;
}

/* ─────────────────────────────────────────
   Botão de submit
───────────────────────────────────────── */
.auth-submit {
    margin-top: 24px;
    width: 100%;
    height: 44px;
    padding: 0 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
    font-size: 0.9375rem;
    font-weight: 600;
    color: #fff;
    background: var(--color-brand);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    position: relative;
}

.auth-submit:hover {
    background: var(--color-brand-hover);
}

.auth-submit:active {
    transform: scale(0.985);
}

.auth-submit:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(25, 118, 210, 0.35);
}

.auth-submit:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.auth-submit-icon {
    font-size: 1rem;
    transition: transform 0.2s;
}

.auth-submit:not(:disabled):hover .auth-submit-icon {
    transform: translateX(2px);
}

/* Estado loading */
.auth-submit--loading .auth-submit-label,
.auth-submit--loading .auth-submit-icon {
    visibility: hidden;
}

.auth-submit--loading::after {
    content: "";
    position: absolute;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: auth-spin 0.6s linear infinite;
}

@keyframes auth-spin {
    to { transform: rotate(360deg); }
}

/* ─────────────────────────────────────────
   Rodapé do formulário
───────────────────────────────────────── */
.auth-footer {
    margin-top: 20px;
    text-align: center;
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.auth-footer a {
    color: var(--color-brand);
    font-weight: 500;
    text-decoration: none;
    margin-left: 3px;
}

.auth-footer a:hover {
    text-decoration: underline;
}

/* ─────────────────────────────────────────
   Flash messages
───────────────────────────────────────── */
.auth-flash {
    padding: 11px 14px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.45;
    margin-bottom: 20px;
}

.auth-flash--error {
    color: var(--color-danger);
    background: var(--color-danger-bg);
    border: 1px solid var(--color-danger-border);
}

.auth-flash--success {
    color: var(--color-success);
    background: var(--color-success-bg);
    border: 1px solid var(--color-success-border);
}

/* ─────────────────────────────────────────
   Responsivo
───────────────────────────────────────── */
@media (max-width: 900px) {
    .auth-split {
        flex-direction: column;
    }

    .auth-panel--brand {
        flex: none;
        flex-direction: row;
        align-items: center;
        justify-content: flex-start;
        gap: 20px;
        padding: 28px 32px;
    }

    .auth-brand-body {
        flex-direction: row;
        align-items: center;
        text-align: left;
        gap: 20px;
        justify-content: flex-start;
    }

    .auth-brand-body::before {
        display: none;
    }

    .auth-logo {
        width: 120px;
    }

    .auth-brand-footer {
        display: none;
    }

    .auth-panel--form {
        padding: 40px 24px;
    }
}

@media (max-width: 480px) {
    .auth-panel--brand {
        padding: 24px 20px;
    }

    .auth-logo {
        width: 100px;
    }

    .auth-brand-message {
        font-size: 0.875rem;
    }

    .auth-form-inner {
        max-width: 100%;
    }
}