/**
 * Login page — ATMS-style centered card (light + dark).
 */

* {
    box-sizing: border-box;
}

body.login-page {
    --login-card-bg: #ffffff;
    --login-card-border: #e2e8f0;
    --login-input-bg: #f8fafc;
    --login-input-border: #e2e8f0;
    --login-glow: rgba(59, 130, 246, 0.18);
    --login-btn-bg: #3b82f6;
    --login-btn-shadow: rgba(59, 130, 246, 0.35);

    margin: 0;
    min-height: 100vh;
    font-family: "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;
    color: var(--medicle-text);
    background: #eef2f7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

html[data-bs-theme="dark"] body.login-page {
    --login-card-bg: #151c2c;
    --login-card-border: rgba(148, 163, 184, 0.12);
    --login-input-bg: #0f1623;
    --login-input-border: rgba(148, 163, 184, 0.14);
    --login-glow: rgba(59, 130, 246, 0.22);
    --login-btn-bg: #3b82f6;
    --login-btn-shadow: rgba(59, 130, 246, 0.4);
    background: #070b14;
}

.login-bg-grid {
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.07) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.07) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
}

html[data-bs-theme="dark"] .login-bg-grid {
    background-image:
        linear-gradient(rgba(148, 163, 184, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(148, 163, 184, 0.06) 1px, transparent 1px);
}

.login-bg-glow {
    position: fixed;
    width: 520px;
    height: 520px;
    top: 50%;
    right: 10%;
    transform: translateY(-50%);
    border-radius: 50%;
    background: radial-gradient(circle, var(--login-glow) 0%, transparent 70%);
    pointer-events: none;
    filter: blur(8px);
}

.login-theme-fab {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 10;
    width: 42px;
    height: 42px;
    border-radius: 12px;
    border: 1px solid var(--login-card-border);
    background: var(--login-card-bg);
    color: var(--medicle-muted);
    display: grid;
    place-items: center;
    font-size: 1.05rem;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: background 0.15s, color 0.15s;
}

.login-theme-fab:hover {
    color: var(--medicle-text);
    background: var(--medicle-surface-hover);
}

.login-wrapper {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
}

.login-card {
    width: 100%;
    max-width: 460px;
    background: var(--login-card-bg);
    border: 1px solid var(--login-card-border);
    border-radius: 22px;
    padding: 2rem 2rem 1.65rem;
    box-shadow:
        0 24px 48px rgba(15, 23, 42, 0.12),
        0 0 0 1px rgba(255, 255, 255, 0.04) inset;
    animation: loginCardIn 0.5s ease-out;
}

html[data-bs-theme="dark"] .login-card {
    box-shadow:
        0 28px 56px rgba(0, 0, 0, 0.45),
        0 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

@keyframes loginCardIn {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Brand row */
.login-brand-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 1.75rem;
}

.login-logo {
    width: 46px;
    height: 46px;
    flex-shrink: 0;
    border-radius: 12px;
    display: grid;
    place-items: center;
    font-size: 1.25rem;
    color: #fff;
    background: linear-gradient(135deg, #6366f1 0%, #3b82f6 100%);
    box-shadow: 0 6px 16px rgba(59, 130, 246, 0.35);
}

.login-brand-name {
    margin: 0;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--medicle-text);
    line-height: 1.1;
}

.login-brand-tag {
    margin: 0.15rem 0 0;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--medicle-muted);
}

/* Welcome */
.login-welcome-block {
    margin-bottom: 1.35rem;
}

.login-welcome {
    margin: 0 0 0.4rem;
    font-size: 1.85rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--medicle-text);
}

.login-subtitle {
    margin: 0;
    font-size: 0.92rem;
    color: var(--medicle-muted);
    min-height: 1.35rem;
    word-break: break-word;
}

.login-subtitle.is-username {
    color: var(--medicle-text-secondary);
    font-weight: 600;
}

/* Method pill */
.login-method-pill {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.35rem;
}

.login-method-active {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.85rem;
    border-radius: 10px;
    border: 1px solid var(--medicle-accent);
    background: rgba(59, 130, 246, 0.08);
    color: var(--medicle-text);
    font-size: 0.82rem;
    font-weight: 600;
}

html[data-bs-theme="dark"] .login-method-active {
    background: rgba(59, 130, 246, 0.12);
    border-color: rgba(96, 165, 250, 0.55);
}

.login-method-active i {
    color: #60a5fa;
    font-size: 0.85rem;
}

/* Form */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 1.1rem;
}

.login-field {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.login-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--medicle-muted);
    margin: 0;
}

.login-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.login-input-icon {
    position: absolute;
    left: 0.95rem;
    font-size: 0.95rem;
    color: var(--medicle-muted);
    pointer-events: none;
    z-index: 1;
}

.login-input {
    width: 100%;
    padding: 0.82rem 2.75rem 0.82rem 2.65rem;
    border-radius: 12px;
    border: 1px solid var(--login-input-border);
    background: var(--login-input-bg);
    color: var(--medicle-text);
    font-size: 0.95rem;
    font-family: inherit;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.login-input::placeholder {
    color: var(--medicle-muted);
    opacity: 0.75;
}

.login-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.18);
}

.login-input.is-invalid {
    border-color: #ef4444;
}

.login-input-action {
    position: absolute;
    right: 0.65rem;
    border: none;
    background: transparent;
    color: var(--medicle-muted);
    padding: 0.35rem;
    line-height: 1;
    border-radius: 8px;
    font-size: 1rem;
}

.login-input-action:hover {
    color: var(--medicle-text);
    background: rgba(148, 163, 184, 0.12);
}

.login-field .invalid-feedback {
    font-size: 0.8rem;
}

/* Sign in button */
.btn-login {
    margin-top: 0.35rem;
    background: var(--login-btn-bg);
    border: none;
    color: #fff;
    font-weight: 700;
    font-size: 1rem;
    padding: 0.88rem 1rem;
    border-radius: 12px;
    letter-spacing: 0.01em;
    box-shadow: 0 8px 22px var(--login-btn-shadow);
    transition: transform 0.15s, filter 0.15s, box-shadow 0.15s;
}

.btn-login:hover:not(:disabled) {
    transform: translateY(-1px);
    filter: brightness(1.06);
    color: #fff;
    box-shadow: 0 12px 28px var(--login-btn-shadow);
}

.btn-login:disabled {
    opacity: 0.88;
}

/* Alerts & footer */
.alert-stack {
    margin-bottom: 1rem;
}

.alert-stack .alert {
    border-radius: 10px;
    font-size: 0.88rem;
    margin-bottom: 0.5rem;
}

.login-footer {
    margin-top: 1.5rem;
    padding-top: 1.15rem;
    border-top: 1px solid var(--login-card-border);
    text-align: center;
}

.login-footer p {
    margin: 0;
    font-size: 0.78rem;
    color: var(--medicle-muted);
}

.login-demo-hint {
    margin-top: 0.45rem !important;
    font-size: 0.72rem !important;
    opacity: 0.85;
}

html[data-bs-theme="dark"] .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

@media (max-width: 480px) {
    .login-card {
        padding: 1.65rem 1.35rem 1.35rem;
        border-radius: 18px;
    }

    .login-welcome {
        font-size: 1.55rem;
    }

    .login-bg-glow {
        right: -20%;
        width: 360px;
        height: 360px;
    }
}