/**
 * Login Stylesheet for Distribution Management System
 * Theme: Executive Emerald (Matches Admin Dashboard)
 * Standalone file to prevent conflicts with admin.css
 * 100% Responsive, Shorthand Properties only.
 */

:root {
    --gradient-start: #064E3B;
    --gradient-end: #047857;
    --primary-light: #0E9F6E;
    --bg-main: #F3F4F6;
    --text-main: #111827;
    --text-muted: #6B7280;
    --border-color: #E5E7EB;
    --white: #FFFFFF;
    --error-bg: #FEF2F2;
    --error-text: #991B1B;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background: var(--bg-main);
    background-image: radial-gradient(circle at top right, #E5E7EB, transparent), radial-gradient(circle at bottom left, #E5E7EB, transparent);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
    border: 1px solid var(--border-color);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 16px;
    font-size: 26px;
    font-weight: 700;
    color: var(--gradient-start);
    letter-spacing: -0.5px;
}

.logo svg {
    stroke: var(--gradient-start);
}

.login-header h2 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-main);
    letter-spacing: -0.5px;
}

.login-header p {
    color: var(--text-muted);
    font-size: 14px;
}

.alert-error {
    background: var(--error-bg);
    color: var(--error-text);
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    margin-bottom: 20px;
    border: 1px solid #FECACA;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    outline: none;
    color: var(--text-main);
    transition: all 0.3s ease;
    background: #F9FAFB;
}

.form-group input:focus {
    border-color: var(--primary-light);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(14, 159, 110, 0.15);
}

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 25px;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    cursor: pointer;
    color: var(--text-muted);
    font-weight: 500;
}

.remember-me input {
    width: 16px;
    height: 16px;
    accent-color: var(--gradient-end);
    cursor: pointer;
}

.forgot-password {
    color: var(--gradient-end);
    font-size: 14px;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: var(--gradient-start);
    text-decoration: underline;
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--gradient-start) 0%, var(--gradient-end) 100%);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 6px -1px rgba(4, 120, 87, 0.2);
}

.btn-login:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 8px -1px rgba(4, 120, 87, 0.3);
}

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

/* Responsive Design */
@media (max-width: 480px) {
    .login-card {
        padding: 30px 20px;
    }
    
    .login-header h2 {
        font-size: 20px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
}