/* ============================================
   AI Agents Hub - Login
   Paleta: #c15f3c #b1ada1 #f4f3ee #ffffff
   ============================================ */

:root {
    --bg-primary: #f4f3ee;
    --bg-secondary: #ffffff;
    --text-primary: #2d2a26;
    --text-secondary: #5c5952;
    --text-muted: #b1ada1;
    --accent: #c15f3c;
    --accent-hover: #a8502f;
    --border: #e0ded6;
    --error: #c0392b;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background: var(--bg-secondary);
    border-radius: 16px;
    padding: 40px 32px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border);
}

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

.login-logo {
    color: var(--accent);
    margin-bottom: 12px;
}

.login-header h1 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

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

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

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-family: var(--font-sans);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-secondary);
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(193, 95, 60, 0.12);
}

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

.login-error {
    background: rgba(192, 57, 43, 0.08);
    color: var(--error);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    margin-bottom: 16px;
    border-left: 3px solid var(--error);
}

.login-btn {
    width: 100%;
    background: var(--accent);
    color: #ffffff;
    border: none;
    padding: 14px 20px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all 0.2s ease;
}

.login-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(193, 95, 60, 0.3);
}

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