:root {
    --dgreen-900: #0b1f16;
    --dgreen-800: #12301f;
    --dgreen-700: #1a4028;
    --gold-500: #c9a227;
    --gold-400: #dab94a;
    --ink-900: #12181a;
    --muted-600: #6b7684;
}

* {
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--ink-900);
    background:
        radial-gradient(circle at 15% 10%, rgba(201, 162, 39, 0.10), transparent 40%),
        radial-gradient(circle at 85% 90%, rgba(26, 64, 40, 0.18), transparent 45%),
        repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.025) 0px, rgba(255, 255, 255, 0.025) 1px, transparent 1px, transparent 64px),
        repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.025) 0px, rgba(255, 255, 255, 0.025) 1px, transparent 1px, transparent 64px),
        linear-gradient(160deg, #0b1f16 0%, #12301f 55%, #1a4028 100%);
    min-height: 100vh;
}

.login-page {
    min-height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.login-card {
    position: relative;
    width: 100%;
    max-width: 420px;
    background: #ffffff;
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(201, 162, 39, 0.08);
    padding: 2.75rem 2.5rem;
    overflow: hidden;
    animation: card-rise 0.5s ease both;
}

.login-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--dgreen-700), var(--gold-500) 50%, var(--dgreen-700));
}


@keyframes card-rise {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===================== ENCABEZADO ===================== */
.login-header {
    margin-bottom: 1.75rem;
}

.login-emblem {
    position: relative;
    width: 160px;
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.75rem;
}

.login-emblem img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.login-title {
    font-weight: 800;
    font-size: 1.65rem;
    letter-spacing: 0.2px;
    margin: 0 0 0.3rem;
    color: var(--ink-900);
}

.login-subtitle {
    font-size: 0.92rem;
    font-weight: 500;
    color: #4a545a;
    margin: 0;
}

.login-country {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.3px;
    color: var(--gold-500);
    font-weight: 700;
    margin: 0.2rem 0 0;
}

/* ===================== FORMULARIO ===================== */
.form-label {
    font-weight: 600;
    font-size: 0.88rem;
    color: #33393e;
}

.input-group-text {
    background-color: #f7f8f7;
    border-right: none;
    color: var(--muted-600);
}

.form-control {
    border-left: none;
    box-shadow: none !important;
}

.form-control:focus {
    border-color: var(--dgreen-700);
}

.input-group:focus-within .input-group-text {
    border-color: var(--dgreen-700);
}

.toggle-password {
    cursor: pointer;
    border-left: none;
    background-color: #fff;
}

.toggle-password:hover {
    color: var(--dgreen-700);
}

.invalid-feedback-custom {
    display: none;
    color: #d64545;
    font-size: 0.8rem;
    margin-top: 0.35rem;
}

.was-validated-custom .invalid-feedback-custom {
    display: block;
}

.was-validated-custom .form-control.is-invalid-custom {
    border-color: #d64545;
}

.link-forgot {
    font-size: 0.85rem;
    color: var(--dgreen-700);
    text-decoration: none;
    font-weight: 600;
}

.link-forgot:hover {
    text-decoration: underline;
}

.form-check-input:checked {
    background-color: var(--dgreen-700);
    border-color: var(--dgreen-700);
}

.btn-login {
    background: linear-gradient(135deg, var(--dgreen-800), var(--dgreen-700));
    border: none;
    font-weight: 700;
    letter-spacing: 0.3px;
    padding: 0.75rem 1rem;
    transition: filter 0.15s ease, transform 0.1s ease;
}

.btn-login:hover {
    filter: brightness(1.12);
}

.btn-login .btn-text i {
    transition: transform 0.18s ease;
}

.btn-login:hover .btn-text i {
    transform: translateX(3px);
}

.btn-login:active {
    transform: translateY(1px);
}

.btn-login:disabled {
    opacity: 0.85;
}

.login-footer {
    margin-top: 1.75rem;
}

#loginAlert {
    background-color: #fdecec;
    border: 1px solid #f5c2c2;
    color: #a3282f;
    font-size: 0.88rem;
    padding: 0.75rem 1rem;
}

.page-footer {
    margin-top: 1.75rem;
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.55);
}

.error-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--dgreen-800), var(--dgreen-700));
    color: var(--gold-400);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.9rem;
    margin: 0 auto 1rem;
}

.error-code {
    font-size: 3.2rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--dgreen-700), var(--gold-500));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 0.35rem;
}

.shake {
    animation: shake 0.4s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20% { transform: translateX(-6px); }
    40% { transform: translateX(6px); }
    60% { transform: translateX(-4px); }
    80% { transform: translateX(4px); }
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 420px) {
    .login-card {
        padding: 2.25rem 1.5rem;
        border-radius: 14px;
    }
}