:root {
    --page-bg: #f4f6fb;
    --surface-glass: rgba(255, 255, 255, 0.75);
    --surface-solid: #ffffff;
    --border-soft: rgba(120, 144, 180, 0.18);
    --shadow-soft: 0 30px 60px -45px rgba(30, 44, 64, 0.55);
    --text-primary: #0f172a;
    --text-secondary: rgba(15, 23, 42, 0.58);
    --accent: #0a84ff;
    --accent-strong: #0071e3;
    --radius-xxl: 32px;
    --radius-xl: 26px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --font-base: "SF Pro Display", "SF Pro Text", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body.login-body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-base);
    color: var(--text-primary);
    background: radial-gradient(circle at top left, rgba(162, 197, 255, 0.18), transparent 45%),
        radial-gradient(circle at 80% 20%, rgba(177, 223, 255, 0.22), transparent 55%),
        var(--page-bg);
    display: flex;
    flex-direction: column;
}

.login-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: clamp(1.25rem, 3vw, 2rem) clamp(2rem, 6vw, 4rem) 0 clamp(2rem, 6vw, 4rem);
}

.nav-branding {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    color: var(--text-secondary);
}

.nav-logo {
    width: 42px;
    border-radius: 12px;
    padding: 0.4rem;
    box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.nav-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.brand-label {
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.brand-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.nav-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    color: var(--text-secondary);
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    text-decoration: none;
    transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.nav-close:hover {
    color: var(--accent-strong);
    border-color: rgba(10, 132, 255, 0.25);
    background: rgba(255, 255, 255, 0.85);
}

.login-layout {
    flex: 1;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    background: var(--surface-glass);
    border-radius: var(--radius-xxl);
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: var(--shadow-soft);
    overflow: hidden;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
}

.login-legal {
    margin-top: 1.2rem;
    font-size: 0.82rem;
    line-height: 1.6;
    color: var(--text-secondary);
}

.login-legal a {
    color: var(--accent-strong);
    font-weight: 600;
    text-decoration: none;
}

.login-legal a:hover,
.login-legal a:focus {
    text-decoration: underline;
}

.login-showcase {
    position: relative;
    display: flex;
    align-items: center;
    padding: clamp(3rem, 6vw, 4rem);
    background: linear-gradient(155deg, rgba(232, 243, 255, 0.92) 0%, rgba(244, 247, 255, 0.85) 45%, rgba(255, 255, 255, 0.9) 100%);
}

.login-showcase::after {
    content: "";
    position: absolute;
    inset: 18% -30% -30% 45%;
    background: radial-gradient(circle, rgba(10, 132, 255, 0.2) 0%, rgba(10, 132, 255, 0) 70%);
    filter: blur(12px);
    pointer-events: none;
}

.showcase-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    color: var(--text-primary);
}

.showcase-badge {
    align-self: flex-start;
    padding: 0.35rem 0.9rem;
    border-radius: 999px;
    background: rgba(10, 132, 255, 0.15);
    color: var(--accent-strong);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.showcase-inner h1 {
    margin: 0;
    font-size: clamp(2.2rem, 4vw, 2.8rem);
    font-weight: 600;
    letter-spacing: -0.02em;
}

.showcase-lead {
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.7;
    max-width: 30ch;
    color: var(--text-secondary);
}

.showcase-links {
    display: grid;
    gap: 0.9rem;
    margin-top: 0.5rem;
}

.showcase-link {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    padding: 1rem 1.15rem;
    background: rgba(255, 255, 255, 0.65);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.7);
    text-decoration: none;
    color: var(--text-primary);
    box-shadow: inset 0 0 0 1px rgba(150, 170, 200, 0.12);
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

.showcase-link span {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.showcase-link:hover {
    transform: translateY(-3px);
    border-color: rgba(10, 132, 255, 0.25);
    box-shadow: 0 12px 24px -18px rgba(10, 132, 255, 0.6);
}

.showcase-meta {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    margin-top: 0.5rem;
    color: var(--text-secondary);
}

.meta-label {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.meta-value {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-primary);
}

.meta-note {
    margin: 0;
    font-size: 0.9rem;
}

.login-panel {
    background: var(--surface-solid);
    padding: clamp(3rem, 6vw, 4rem);
    display: flex;
    flex-direction: column;
    gap: 2rem;
    justify-content: center;
}

.panel-header {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.panel-badge {
    align-self: flex-start;
    padding: 0.3rem 0.85rem;
    border-radius: 999px;
    background: rgba(10, 132, 255, 0.12);
    color: var(--accent-strong);
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.panel-header h2 {
    margin: 0;
    font-size: clamp(1.9rem, 3.2vw, 2.35rem);
    font-weight: 600;
    letter-spacing: -0.01em;
}

.panel-header p {
    margin: 0;
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 360px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
}

.input-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-group label {
    font-size: 0.78rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 600;
}

.input-group input,
.input-group select {
    width: 100%;
    padding: 0.9rem 1rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(15, 23, 42, 0.08);
    background: rgba(249, 250, 255, 0.75);
    font-size: 0.95rem;
    font-family: inherit;
    color: var(--text-primary);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.input-group select {
    appearance: none;
    background-image: linear-gradient(45deg, transparent 50%, rgba(15, 23, 42, 0.45) 50%),
        linear-gradient(135deg, rgba(15, 23, 42, 0.45) 50%, transparent 50%);
    background-position: calc(100% - 18px) calc(50% - 5px), calc(100% - 12px) calc(50% - 5px);
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
    padding-right: 2.6rem;
}

.input-group input:focus,
.input-group select:focus {
    border-color: rgba(10, 132, 255, 0.5);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 0 0 6px rgba(10, 132, 255, 0.08);
    outline: none;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2.6rem;
    border-radius: 999px;
    border: none;
    background: linear-gradient(120deg, var(--accent) 0%, var(--accent-strong) 100%);
    color: #ffffff;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 18px 34px -28px rgba(10, 132, 255, 0.8);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 26px -18px rgba(10, 132, 255, 0.6);
}

.btn-primary:disabled {
    opacity: 0.65;
    cursor: wait;
    transform: none;
    box-shadow: none;
}

#alertLogin {
    margin: 0;
    margin-top: -0.4rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(224, 49, 49, 0.12);
    background: rgba(224, 49, 49, 0.08);
    color: #b42318;
    font-weight: 600;
    padding: 0.85rem 1rem;
}

@media (max-width: 1080px) {
    .login-layout {
        margin: clamp(2.5rem, 7vw, 4.5rem) 1.5rem;
    }
}

@media (max-width: 980px) {
    .login-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .login-showcase {
        min-height: 360px;
        padding: clamp(2.5rem, 8vw, 3.5rem);
    }

    .login-panel {
        padding-top: clamp(2.5rem, 8vw, 3.5rem);
    }
}

@media (max-width: 640px) {
    .login-nav {
        padding: clamp(1rem, 4vw, 1.5rem) clamp(1.25rem, 5vw, 2rem) 0 clamp(1.25rem, 5vw, 2rem);
    }

    .login-layout {
        margin-top: clamp(1.5rem, 6vw, 2.5rem);
        border-radius: 26px;
    }

    .showcase-inner {
        gap: 1.35rem;
    }

    .showcase-links {
        grid-template-columns: minmax(0, 1fr);
    }

    .login-panel {
        padding: clamp(2.25rem, 8vw, 3rem);
    }

    .btn-primary {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .brand-title {
        font-size: 1rem;
    }

    .nav-logo {
        width: 36px;
        height: 36px;
    }
}