/**
 * Admin Login Page Styles
 */

:root {
    --primary: #dc2626;
    --primary-light: #ef4444;
    --primary-dark: #b91c1c;
    --primary-50: #fef2f2;
    --primary-100: #fee2e2;
    --primary-200: #fecaca;
    
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;
    
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
}

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

body {
    font-family: 'Plus Jakarta Sans', system-ui, sans-serif;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
}

body::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    border-radius: 50%;
}

body::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.login-container {
    background: var(--white);
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    padding: 3rem;
    max-width: 450px;
    width: 100%;
    position: relative;
    z-index: 1;
}

.login-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-header .logo {
    font-size: 2rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
}

.login-header .logo i {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--gray-600);
    font-size: 0.9375rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group .input-wrapper {
    position: relative;
}

.form-group .input-wrapper i {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 1.125rem;
}

.form-group input {
    width: 100%;
    padding: 0.875rem 1rem 0.875rem 3rem;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    font-size: 0.9375rem;
    font-family: inherit;
    color: var(--gray-900);
    transition: all 0.2s;
    background: var(--white);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-50);
}

.form-group input::placeholder {
    color: var(--gray-400);
}

.error-message {
    background: var(--danger-light);
    color: var(--danger);
    padding: 0.875rem 1rem;
    border-radius: 12px;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid var(--danger);
}

.error-message i {
    font-size: 1.125rem;
}

.btn-login {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(220, 38, 38, 0.3);
}

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

.back-link {
    text-align: center;
    margin-top: 1.5rem;
}

.back-link a {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.2s;
}

.back-link a:hover {
    color: var(--primary-dark);
}

.debug {
    margin-top: 1.5rem;
    padding: 1rem;
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: 12px;
    font-size: 0.8125rem;
    line-height: 1.6;
    color: var(--gray-700);
}

.debug strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--gray-900);
}