/* ==========================================================
   BuySystem - Login Page CSS (public/css/login.css)
   Estilos exclusivos da página de autenticação.
   ========================================================== */

body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        linear-gradient(90deg, rgba(74, 125, 255, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(74, 125, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.5;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.12;
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

.gradient-orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #4a7dff, #6366f1, transparent);
    top: -250px;
    left: -250px;
    animation-delay: 0s;
}

.gradient-orb-2 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, #8b5cf6, #6366f1, transparent);
    bottom: -200px;
    right: -200px;
    animation-delay: 7s;
}

.spotlight {
    position: fixed;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
    background: radial-gradient(600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
            rgba(74, 125, 255, 0.08),
            transparent 80%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

body:hover .spotlight {
    opacity: 1;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    25% {
        transform: translate(30px, -30px) scale(1.1);
    }

    50% {
        transform: translate(-20px, 20px) scale(0.9);
    }

    75% {
        transform: translate(40px, 10px) scale(1.05);
    }
}

.login-container {
    position: relative;
    z-index: 10;
    width: 100%;
    max-width: 440px;
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.login-card {
    background: var(--clr-bg-secondary);
    border: 1px solid var(--clr-border);
    border-radius: var(--radius-lg);
    padding: 48px 40px;
    box-shadow: var(--shadow-lg);
    backdrop-filter: blur(12px);
}

.login-header {
    text-align: center;
    margin-bottom: 40px;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.login-title {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}

.login-subtitle {
    font-size: 14px;
    color: var(--clr-text-muted);
    font-family: var(--font-mono);
}

.form-input {
    padding: 14px 14px 14px 44px;
}

.btn-primary {
    width: 100%;
    padding: 14px 24px;
    font-size: 15px;
}

.login-footer {
    text-align: center;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--clr-border);
}

.login-footer-text {
    font-size: 13px;
    color: var(--clr-text-muted);
    font-family: var(--font-mono);
}

.login-version {
    display: inline-block;
    margin-top: 12px;
    padding: 4px 12px;
    background: var(--clr-surface);
    border-radius: 4px;
    font-size: 11px;
    color: var(--clr-text-muted);
    font-family: var(--font-mono);
}

/* Responsividade */
@media (max-width: 1600px) {
    .login-container {
        max-width: 400px;
    }

    .login-card {
        padding: 40px 32px;
    }

    .login-title {
        font-size: 26px;
    }

    .login-logo img {
        height: 90px !important;
    }
}

@media (max-width: 1366px) {
    body {
        padding: 15px;
    }

    .login-container {
        max-width: 380px;
    }

    .login-card {
        padding: 36px 28px;
    }

    .login-title {
        font-size: 24px;
    }

    .login-subtitle {
        font-size: 13px;
    }

    .login-logo img {
        height: 80px !important;
    }

    .gradient-orb-1,
    .gradient-orb-2 {
        filter: blur(60px);
    }

    .form-input {
        padding: 12px 12px 12px 42px;
        font-size: 14px;
    }

    .btn-primary {
        padding: 12px 20px;
        font-size: 14px;
    }
}

@media (max-width: 1024px) {
    .login-container {
        max-width: 360px;
    }

    .login-card {
        padding: 32px 24px;
    }

    .login-header {
        margin-bottom: 32px;
    }

    .login-title {
        font-size: 22px;
    }

    .login-logo img {
        height: 70px !important;
    }
}

@media (max-width: 768px) {
    body {
        padding: 12px;
    }

    .login-container {
        max-width: 100%;
        width: 100%;
    }

    .login-card {
        padding: 32px 24px;
        border-radius: 16px;
    }

    .login-title {
        font-size: 22px;
    }

    .login-logo img {
        height: 65px !important;
    }

    .gradient-orb-1 {
        width: 400px;
        height: 400px;
        top: -200px;
        left: -200px;
        filter: blur(70px);
    }

    .gradient-orb-2 {
        width: 350px;
        height: 350px;
        bottom: -175px;
        right: -175px;
        filter: blur(70px);
    }

    .btn-primary {
        padding: 15px 20px;
        font-size: 15px;
    }

    .login-footer {
        margin-top: 28px;
    }

    .login-footer-text {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }

    .login-card {
        padding: 28px 20px;
        border-radius: 14px;
    }

    .login-title {
        font-size: 20px;
    }

    .login-logo img {
        height: 55px !important;
    }

    .spotlight {
        display: none;
    }

    .gradient-orb-1 {
        width: 320px;
        height: 320px;
        top: -160px;
        left: -160px;
        filter: blur(50px);
        opacity: 0.1;
    }

    .gradient-orb-2 {
        width: 280px;
        height: 280px;
        bottom: -140px;
        right: -140px;
        filter: blur(50px);
        opacity: 0.1;
    }
}

@media (max-width: 360px) {
    body {
        padding: 8px;
    }

    .login-card {
        padding: 24px 18px;
        border-radius: 12px;
    }

    .login-title {
        font-size: 18px;
    }

    .login-logo img {
        height: 48px !important;
    }

    .form-input {
        padding: 12px 12px 12px 40px;
        font-size: 14px;
    }

    .btn-primary {
        padding: 13px 16px;
        font-size: 14px;
    }

    body::before {
        background-size: 40px 40px;
    }
}

@media (max-width: 768px) and (max-height: 600px) {
    body {
        padding: 8px;
        align-items: flex-start;
        padding-top: 15px;
    }

    .login-card {
        padding: 20px 18px;
    }

    .login-title {
        font-size: 18px;
    }

    .login-logo img {
        height: 50px !important;
    }
}

@media (max-height: 700px) {
    body {
        padding: 10px;
        align-items: flex-start;
        padding-top: 20px;
    }

    .login-card {
        padding: 24px 28px;
    }

    .login-header {
        margin-bottom: 20px;
    }

    .login-logo img {
        height: 60px !important;
    }
}