/* ===== Login Page - Paleta Ficohsa Corporativa ===== */
:root {
    --login-bg: #080e1a;
    --login-surface: #101829;
    --login-border: #1e3050;
    --login-text: #f8fbff;
    --login-text-muted: #8b9ab8;
    --login-primary: #006ffd;
    --login-primary-hover: #3d8eff;
    --login-primary-bg: rgba(0, 111, 253, 0.12);
    --login-brand-dark: #00429c;
    --login-error: #de3730;
    --login-error-bg: rgba(222, 55, 48, 0.08);
    --login-radius: 12px;
    --login-transition: 0.2s ease;
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
    font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--login-bg);
    color: var(--login-text);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ===== Background ===== */
.login-page {
    position: relative;
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.login-bg {
    position: fixed;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}

.login-bg__gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 66, 156, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(0, 111, 253, 0.08) 0%, transparent 40%),
        radial-gradient(ellipse at 50% 80%, rgba(0, 88, 203, 0.06) 0%, transparent 50%);
}

.login-bg__pattern {
    position: absolute;
    inset: 0;
    opacity: 0.03;
    background-image: 
        linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 60px 60px;
}

/* ===== Login Card ===== */
.login-card {
    position: relative;
    z-index: 1;
    background: var(--login-surface);
    border: 1px solid var(--login-border);
    border-radius: var(--login-radius);
    padding: 2.5rem;
    width: 100%;
    max-width: 420px;
    box-shadow: 
        0 4px 24px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(0, 111, 253, 0.05);
    animation: cardIn 0.4s ease;
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(20px) scale(0.98); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ===== Card Header ===== */
.login-card__header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-card__logo {
    height: 44px;
    width: auto;
    filter: brightness(0) invert(1);
    opacity: 0.95;
    margin-bottom: 1.25rem;
}

.login-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 0.35rem;
    color: var(--login-text);
}

.login-card__subtitle {
    font-size: 0.82rem;
    color: var(--login-text-muted);
    font-weight: 400;
}

/* ===== Form ===== */
.login-form__group {
    margin-bottom: 1.25rem;
}

.login-form__label {
    display: block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--login-text-muted);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.login-form__input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.login-form__icon {
    position: absolute;
    left: 0.85rem;
    width: 18px;
    height: 18px;
    color: var(--login-text-muted);
    pointer-events: none;
    transition: var(--login-transition);
}

.login-form__input {
    width: 100%;
    padding: 0.75rem 0.85rem 0.75rem 2.75rem;
    background: var(--login-bg);
    border: 1px solid var(--login-border);
    border-radius: 8px;
    color: var(--login-text);
    font-size: 0.9rem;
    font-family: inherit;
    transition: var(--login-transition);
}

.login-form__input:focus {
    outline: none;
    border-color: var(--login-primary);
    box-shadow: 0 0 0 3px var(--login-primary-bg);
}

.login-form__input:focus ~ .login-form__icon,
.login-form__input-wrapper:focus-within .login-form__icon {
    color: var(--login-primary);
}

.login-form__input::placeholder {
    color: var(--login-text-muted);
    opacity: 0.5;
}

/* ===== Toggle Password ===== */
.login-form__toggle-pass {
    position: absolute;
    right: 0.75rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.25rem;
    color: var(--login-text-muted);
    transition: var(--login-transition);
}

.login-form__toggle-pass:hover {
    color: var(--login-primary);
}

.login-form__toggle-pass svg {
    width: 18px;
    height: 18px;
}

/* ===== Error Message ===== */
.login-form__error {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.75rem 1rem;
    background: var(--login-error-bg);
    border: 1px solid rgba(222, 55, 48, 0.25);
    border-radius: 8px;
    margin-bottom: 1.25rem;
    animation: shakeIn 0.3s ease;
}

@keyframes shakeIn {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-4px); }
    75% { transform: translateX(4px); }
}

.login-form__error svg {
    width: 18px;
    height: 18px;
    color: var(--login-error);
    flex-shrink: 0;
}

.login-form__error span {
    font-size: 0.82rem;
    color: var(--login-error);
    font-weight: 500;
}

/* ===== Submit Button ===== */
.login-form__submit {
    width: 100%;
    padding: 0.85rem 1.5rem;
    background: var(--login-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--login-transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.login-form__submit:hover {
    background: var(--login-primary-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 111, 253, 0.3);
}

.login-form__submit:active {
    transform: translateY(0);
}

.login-form__submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.login-form__submit-loader {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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


/* ===== Login Divider ===== */
.login-divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 1.25rem 0;
    color: var(--login-text-muted);
    font-size: 0.75rem;
}
.login-divider::before,
.login-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--login-border);
}

/* ===== Corporate Login Button ===== */
.login-form__corporate {
    width: 100%;
    padding: 0.75rem 1.25rem;
    background: transparent;
    border: 1px solid var(--login-border);
    border-radius: 8px;
    color: var(--login-text-muted);
    font-size: 0.85rem;
    font-family: inherit;
    cursor: not-allowed;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: var(--login-transition);
    opacity: 0.6;
}
.login-form__corporate svg {
    width: 18px;
    height: 18px;
    min-width: 18px;
    flex-shrink: 0;
}
.login-form__corporate-badge {
    font-size: 0.65rem;
    padding: 0.15rem 0.4rem;
    background: rgba(139, 154, 184, 0.15);
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* ===== Card Footer ===== */
.login-card__footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--login-border);
}

.login-card__footer p {
    font-size: 0.72rem;
    color: var(--login-text-muted);
    opacity: 0.7;
}

.login-card__version {
    display: inline-block;
    margin-top: 0.4rem;
    font-size: 0.65rem;
    color: var(--login-text-muted);
    opacity: 0.5;
}

/* ===== Utility ===== */
.hidden { display: none !important; }

/* ===== Responsive ===== */
@media (max-width: 480px) {
    .login-card {
        padding: 2rem 1.5rem;
    }
    .login-card__title {
        font-size: 1.3rem;
    }
}