/* assets/css/login.css - Black & Orange Theme for Login Page */

:root {
    --orange-primary: #ff9900;
    --orange-dark: #e47911;
    --orange-light: #ffb347;
    --black-primary: #1a1a1a;
    --black-secondary: #2d2d2d;
    --black-light: #404040;
    --gray-dark: #333333;
    --gray-medium: #666666;
    --gray-light: #999999;
    --white: #ffffff;
    --off-white: #f5f5f5;
    --success-green: #28a745;
    --danger-red: #dc3545;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, var(--black-primary) 0%, var(--black-secondary) 100%);
    color: var(--white);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* Optional: Add a subtle pattern overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(255, 153, 0, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

main {
    width: 100%;
    position: relative;
    z-index: 1;
}

/* ===== MAIN CONTAINER ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.py-5 {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

/* ===== LOGIN FORM SECTION ===== */
.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.justify-content-center {
    justify-content: center;
}

.col-md-6 {
    flex: 0 0 50%;
    max-width: 50%;
}

.col-lg-5 {
    flex: 0 0 41.666667%;
    max-width: 41.666667%;
}

@media (max-width: 768px) {
    .col-md-6, .col-lg-5 {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* Login Card */
.card {
    background: var(--black-secondary);
    border: 1px solid var(--gray-dark);
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.card-body {
    padding: 2.5rem;
}

@media (max-width: 576px) {
    .card-body {
        padding: 1.5rem;
    }
}

h2.text-center {
    color: var(--orange-primary) !important;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    position: relative;
    padding-bottom: 1rem;
}

h2.text-center::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--orange-primary), var(--orange-dark));
    border-radius: 3px;
}

/* Alert Messages */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 10px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.95rem;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.1);
    border: 1px solid rgba(220, 53, 69, 0.3);
    color: #ff6b7b;
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.1);
    border: 1px solid rgba(40, 167, 69, 0.3);
    color: #5cb85c;
}

.alert i {
    font-size: 1.1rem;
}

/* Form Styles */
.form-label {
    color: var(--white);
    font-weight: 500;
    margin-bottom: 0.5rem;
    display: block;
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 0.875rem 1.25rem;
    background-color: var(--black-light);
    border: 2px solid var(--gray-dark);
    border-radius: 10px;
    color: var(--white);
    font-size: 1rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--orange-primary);
    box-shadow: 0 0 0 4px rgba(255, 153, 0, 0.1);
    background-color: var(--black-secondary);
}

.form-control::placeholder {
    color: var(--gray-medium);
    opacity: 0.7;
}

.mb-3 {
    margin-bottom: 1.5rem;
}

/* Login Button */
.d-grid {
    display: grid;
    gap: 1rem;
}

.btn {
    display: inline-block;
    padding: 0.875rem 1.5rem;
    border-radius: 10px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
    letter-spacing: 0.3px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--orange-primary), var(--orange-dark)) !important;
    color: var(--white) !important;
    border: none !important;
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 153, 0, 0.3);
}

.btn-primary:hover::before {
    width: 300px;
    height: 300px;
}

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

.btn-primary i {
    color: var(--white);
    margin-right: 0.5rem;
}

/* Divider */
hr {
    border: none;
    border-top: 2px solid var(--gray-dark);
    margin: 2rem 0;
    opacity: 0.5;
}

/* Register Link */
.text-center p {
    color: var(--gray-light);
    margin-bottom: 0;
    font-size: 0.95rem;
}

.text-center a {
    color: var(--orange-primary) !important;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
    padding-bottom: 2px;
}

.text-center a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--orange-primary), var(--orange-dark));
    transition: width 0.3s ease;
}

.text-center a:hover {
    color: var(--orange-light) !important;
}

.text-center a:hover::after {
    width: 100%;
}

/* ===== RESPONSIVE BREAKPOINTS ===== */

/* Tablet Portrait */
@media (max-width: 768px) {
    .py-5 {
        padding-top: 2rem;
        padding-bottom: 2rem;
    }
    
    h2.text-center {
        font-size: 1.75rem;
        margin-bottom: 1.5rem;
    }
    
    .card-body {
        padding: 2rem;
    }
}

/* Mobile Landscape */
@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    h2.text-center {
        font-size: 1.5rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .form-control {
        padding: 0.75rem 1rem;
    }
    
    .btn {
        padding: 0.75rem 1.2rem;
    }
    
    hr {
        margin: 1.5rem 0;
    }
}

/* Small Mobile */
@media (max-width: 375px) {
    h2.text-center {
        font-size: 1.25rem;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    .form-label {
        font-size: 0.9rem;
    }
    
    .form-control {
        padding: 0.6rem 0.875rem;
        font-size: 0.95rem;
    }
    
    .btn {
        padding: 0.6rem 1rem;
        font-size: 0.95rem;
    }
    
    .text-center p {
        font-size: 0.9rem;
    }
}

/* ===== UTILITIES ===== */
.shadow-sm {
    box-shadow: var(--shadow-sm);
}

.border-0 {
    border: none;
}

/* Animation for form appearance */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.card {
    animation: fadeInUp 0.6s ease forwards;
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .btn:hover,
    .btn-primary:hover {
        transform: none;
        box-shadow: none;
    }
    
    .btn:active {
        transform: scale(0.96);
    }
    
    .btn-primary::before {
        display: none;
    }
    
    .text-center a::after {
        display: none;
    }
}

/* Loading state for button */
.btn-loading {
    position: relative;
    color: transparent !important;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 1.2rem;
    height: 1.2rem;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid var(--white);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Form validation styles */
.form-control.is-invalid {
    border-color: var(--danger-red);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2rem;
}

.form-control.is-valid {
    border-color: var(--success-green);
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 1.2rem;
}

/* Optional: Add floating labels effect */
.form-floating {
    position: relative;
}

.form-floating .form-control {
    height: calc(3.5rem + 2px);
    padding: 1rem 0.75rem;
}

.form-floating label {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    padding: 1rem 0.75rem;
    pointer-events: none;
    border: 1px solid transparent;
    transform-origin: 0 0;
    transition: opacity 0.1s ease-in-out, transform 0.1s ease-in-out;
    color: var(--gray-light);
}

.form-floating .form-control:focus ~ label,
.form-floating .form-control:not(:placeholder-shown) ~ label {
    opacity: 0.65;
    transform: scale(0.85) translateY(-0.5rem) translateX(0.15rem);
}

/* Remember me checkbox - if needed */
.form-check {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.form-check-input {
    width: 1.2rem;
    height: 1.2rem;
    background-color: var(--black-light);
    border: 2px solid var(--gray-dark);
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
}

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

.form-check-label {
    color: var(--gray-light);
    font-size: 0.95rem;
    cursor: pointer;
}

/* Forgot password link - if needed */
.forgot-password {
    text-align: right;
    margin-top: -0.5rem;
    margin-bottom: 1rem;
}

.forgot-password a {
    color: var(--gray-light);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
}

.forgot-password a:hover {
    color: var(--orange-primary);
}

/* Social login buttons - if needed */
.social-login {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.btn-social {
    flex: 1;
    padding: 0.75rem;
    border-radius: 8px;
    border: 2px solid var(--gray-dark);
    background: transparent;
    color: var(--white);
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-social:hover {
    border-color: var(--orange-primary);
    transform: translateY(-2px);
}

.btn-social i {
    font-size: 1.1rem;
}

.btn-google {
    color: #DB4437;
}

.btn-facebook {
    color: #4267B2;
}

/* Custom background for login page */
body {
    background: radial-gradient(circle at 10% 20%, rgba(255, 153, 0, 0.05) 0%, transparent 30%),
                radial-gradient(circle at 90% 80%, rgba(255, 153, 0, 0.05) 0%, transparent 30%),
                linear-gradient(135deg, var(--black-primary) 0%, var(--black-secondary) 100%);
}