/* =============================================================================
   MESSYAI LOGIN PAGE STYLES
   Modern glassmorphic design matching landing page aesthetic
   ============================================================================= */

/* =============================================================================
   BASE STYLES
   ============================================================================= */

.login-container {
    min-height: 100vh;
    background: linear-gradient(180deg, 
        var(--messy-slate) 0%, 
        var(--messy-midnight) 50%, 
        var(--messy-darkpurple) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

/* Add spacing from floating navbar when active */
body.floating-navbar-active .login-container {
    align-items: flex-start;
    padding-top: 120px; /* Navbar height + comfortable spacing */
}

/* Background visual effects */
.login-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 70% 20%, rgba(126, 87, 194, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 30% 80%, rgba(240, 98, 146, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, rgba(229, 222, 255, 0.08) 0%, transparent 50%);
    animation: floatBackground 25s ease-in-out infinite;
    pointer-events: none;
}

/* =============================================================================
   LOGIN CARD
   ============================================================================= */

.login-card {
    width: 100%;
    max-width: 420px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(126, 87, 194, 0.1);
    border-radius: 24px;
    padding: 0;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    animation: cardEntrance 0.6s ease-out;
}

.login-card:hover {
    border-color: rgba(126, 87, 194, 0.2);
    box-shadow: 0 12px 40px rgba(126, 87, 194, 0.15);
    transform: translateY(-2px);
}

/* Card Header */
.login-header {
    background: rgba(126, 87, 194, 0.05);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(126, 87, 194, 0.1);
    padding: 2.5rem 2rem;
    text-align: center;
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--messy-violet) 0%, var(--messy-pink) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    animation: gradientShift 5s ease-in-out infinite;
}

.login-subtitle {
    color: rgba(229, 222, 255, 0.7);
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* Card Body */
.login-body {
    padding: 2.5rem 2rem;
}

/* =============================================================================
   FORM STYLES
   ============================================================================= */

/* Override crispy forms styles */
.login-body .form-group {
    margin-bottom: 1.5rem;
}

.login-body label {
    color: var(--messy-lavender);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.login-body .form-control {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(126, 87, 194, 0.2);
    border-radius: 12px;
    color: var(--color-foreground);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.login-body .form-control:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--messy-violet);
    box-shadow: 0 0 0 3px rgba(126, 87, 194, 0.1);
    outline: none;
    color: var(--color-foreground);
}

.login-body .form-control::placeholder {
    color: rgba(229, 222, 255, 0.4);
}

/* Remember me checkbox */
.login-body .form-check {
    margin-top: 1rem;
}

.login-body .form-check-input {
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(126, 87, 194, 0.3);
    transition: all 0.2s ease;
}

.login-body .form-check-input:checked {
    background-color: var(--messy-violet);
    border-color: var(--messy-violet);
}

.login-body .form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(126, 87, 194, 0.2);
}

.login-body .form-check-label {
    color: rgba(229, 222, 255, 0.8);
    font-size: 0.95rem;
}

/* =============================================================================
   BUTTON STYLES
   ============================================================================= */

.btn-login {
    background: linear-gradient(90deg, var(--messy-violet) 0%, var(--messy-pink) 100%);
    border: none;
    color: white;
    padding: 0.875rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: 50px;
    width: 100%;
    margin-top: 1.5rem;
    box-shadow: 0 4px 15px rgba(126, 87, 194, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-login::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transform: skewX(-20deg);
    transition: left 0.5s ease;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(126, 87, 194, 0.5);
}

.btn-login:hover::before {
    left: 100%;
}

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

/* =============================================================================
   LINKS SECTION
   ============================================================================= */

.login-links {
    margin-top: 2rem;
    text-align: center;
}

.forgot-password {
    color: rgba(229, 222, 255, 0.7);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    display: inline-block;
    margin-bottom: 1rem;
}

.forgot-password:hover {
    color: var(--messy-lavender);
    transform: translateX(2px);
}

/* Card Footer */
.login-footer {
    background: rgba(126, 87, 194, 0.05);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(126, 87, 194, 0.1);
    padding: 1.5rem 2rem;
    text-align: center;
}

.login-footer-text {
    color: rgba(229, 222, 255, 0.7);
    font-size: 0.95rem;
    margin: 0;
}

.signup-link {
    color: var(--messy-violet);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
    position: relative;
}

.signup-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--messy-violet) 0%, var(--messy-pink) 100%);
    transition: width 0.3s ease;
}

.signup-link:hover {
    color: var(--messy-pink);
}

.signup-link:hover::after {
    width: 100%;
}

/* =============================================================================
   ERROR MESSAGES
   ============================================================================= */

.login-body .invalid-feedback {
    color: var(--messy-pink);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: block;
}

.login-body .is-invalid {
    border-color: rgba(240, 98, 146, 0.5);
}

.login-body .is-invalid:focus {
    border-color: var(--messy-pink);
    box-shadow: 0 0 0 3px rgba(240, 98, 146, 0.2);
}

/* Alert messages */
.login-alert {
    background: rgba(240, 98, 146, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(240, 98, 146, 0.2);
    border-radius: 12px;
    color: var(--messy-lavender);
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

/* =============================================================================
   ANIMATIONS
   ============================================================================= */

@keyframes floatBackground {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(-30px, -30px) rotate(120deg); }
    66% { transform: translate(30px, -20px) rotate(240deg); }
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* =============================================================================
   LOADING STATE
   ============================================================================= */

.btn-login.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-login.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    margin: auto;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    border: 2px solid transparent;
    border-top-color: white;
    border-radius: 50%;
    animation: spinner 0.6s linear infinite;
}

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

/* =============================================================================
   RESPONSIVE DESIGN
   ============================================================================= */

@media (max-width: 768px) {
    .login-container {
        padding: 1rem;
    }
    
    .login-card {
        max-width: 100%;
        margin: 1rem;
    }
    
    .login-header {
        padding: 2rem 1.5rem;
    }
    
    .login-body {
        padding: 2rem 1.5rem;
    }
    
    .login-title {
        font-size: 1.75rem;
    }
    
    .btn-login {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .login-card {
        border-radius: 16px;
    }
    
    .login-header {
        padding: 1.5rem;
    }
    
    .login-body {
        padding: 1.5rem;
    }
    
    .login-footer {
        padding: 1.25rem;
    }
}

/* =============================================================================
   ACCESSIBILITY
   ============================================================================= */

.btn-login:focus,
.forgot-password:focus,
.signup-link:focus {
    outline: 2px solid var(--messy-violet);
    outline-offset: 2px;
}

/* High contrast mode */
@media (prefers-contrast: high) {
    .login-card {
        border-width: 2px;
    }
    
    .login-body .form-control {
        border-width: 2px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}