/* ========================================
   Modern Admin Login - XMADE Systems
   ======================================== */

:root {
    /* Primary Colors */
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    
    /* Accent Colors */
    --accent-color: #ec4899;
    --accent-secondary: #8b5cf6;
    
    /* Neutral Colors */
    --bg-dark: #0f172a;
    --bg-darker: #020617;
    --card-bg: rgba(255, 255, 255, 0.03);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Border & Effects */
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.5), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-darker);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Error Banner */
.error-banner {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(239, 68, 68, 0.15);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #fca5a5;
    padding: 0.875rem 1rem;
    border-radius: 0.75rem;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
}

.error-banner .icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: #ef4444;
}

/* ========================================
   Login Container & Background
   ======================================== */

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 2rem;
}

.login-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.3;
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--primary-color), transparent);
    top: -200px;
    left: -200px;
    animation-delay: 0s;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--accent-color), transparent);
    bottom: -150px;
    right: -150px;
    animation-delay: 7s;
}

.orb-3 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--accent-secondary), transparent);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 14s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-50px, 50px) scale(0.9);
    }
}

/* ========================================
   Login Content & Card
   ======================================== */

.login-content {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 420px;
}

.login-card {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-xl);
    animation: slideUp 0.6s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Logo Section
   ======================================== */

.logo-section {
    text-align: center;
    margin-bottom: 1.75rem;
}

.logo-icon {
    width: 48px;
    height: 48px;
    margin: 0 auto 0.75rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-secondary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.3);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 8px 16px rgba(99, 102, 241, 0.3);
    }
    50% {
        box-shadow: 0 8px 24px rgba(99, 102, 241, 0.5);
    }
}

.logo-icon svg {
    width: 24px;
    height: 24px;
    color: white;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.25rem;
}

.logo-subtitle {
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
}

/* ========================================
   Form Styles
   ======================================== */

.login-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-label .icon {
    width: 16px;
    height: 16px;
    color: var(--primary-light);
}

.form-input {
    width: 100%;
    padding: 0.65rem 0.875rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    transition: all var(--transition-base);
    outline: none;
}

.form-input::placeholder {
    color: var(--text-muted);
}

.form-input:focus {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-input:hover {
    border-color: rgba(255, 255, 255, 0.2);
}

/* Password Field with Toggle */
.password-wrapper {
    position: relative;
}

.password-wrapper .form-input {
    padding-right: 2.5rem;
}

.toggle-password {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color var(--transition-fast);
}

.toggle-password:hover {
    color: var(--text-primary);
}

.eye-icon {
    width: 18px;
    height: 18px;
}

/* ========================================
   Form Options (Remember & Forgot)
   ======================================== */

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: -0.25rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    cursor: pointer;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.checkbox-custom {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
    background: rgba(255, 255, 255, 0.03);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-color: var(--primary-color);
}

.checkbox-label input[type="checkbox"]:checked + .checkbox-custom::after {
    content: '✓';
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-text {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.forgot-link {
    font-size: 0.8rem;
    color: var(--primary-light);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.forgot-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* ========================================
   Login Button
   ======================================== */

.login-button {
    width: 100%;
    padding: 0.75rem;
    margin-top: 0.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.login-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

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

.login-button.loading {
    pointer-events: none;
    opacity: 0.7;
}

.login-button.loading .button-text {
    opacity: 0;
}

.login-button.loading .button-loader {
    opacity: 1;
}

.button-loader {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    opacity: 0;
    animation: spin 0.8s linear infinite;
}

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

/* ========================================
   Error Message
   ======================================== */

.error-message {
    padding: 0.75rem;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    border-radius: 10px;
    color: #fca5a5;
    font-size: 0.8rem;
    text-align: center;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

/* ========================================
   Footer
   ======================================== */

.login-footer {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.login-footer p {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ========================================
   Security Badge
   ======================================== */

.security-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    margin-top: 1.25rem;
    padding: 0.6rem 1.25rem;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 50px;
    color: #86efac;
    font-size: 0.8rem;
    font-weight: 500;
}

.shield-icon {
    width: 16px;
    height: 16px;
}

/* ========================================
   Responsive Design
   ======================================== */

@media (max-width: 640px) {
    .login-container {
        padding: 1rem;
    }
    
    .login-card {
        padding: 1.75rem 1.25rem;
        border-radius: 18px;
    }
    
    .logo-text {
        font-size: 1.35rem;
    }
    
    .logo-icon {
        width: 44px;
        height: 44px;
    }
    
    .logo-icon svg {
        width: 22px;
        height: 22px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.6rem;
    }
    
    .gradient-orb {
        filter: blur(80px);
    }
    
    .orb-1 {
        width: 400px;
        height: 400px;
    }
    
    .orb-2 {
        width: 350px;
        height: 350px;
    }
    
    .orb-3 {
        width: 300px;
        height: 300px;
    }
}

@media (max-width: 400px) {
    .login-card {
        padding: 1.5rem 1rem;
    }
    
    .logo-section {
        margin-bottom: 1.5rem;
    }
}

/* ========================================
   Print Styles
   ======================================== */

@media print {
    .login-container {
        display: none;
    }
}