:root {
    --bg-dark: #111b21;
    --sidebar-bg: #1f2c34;
    --text-primary: #e9edef;
    --text-secondary: #8696a0;
    --accent-green: #00a884;
    --accent-hover: #00c596;
    --border-light: #2a3942;
    --card-bg: #182229;
    --input-bg: #2a3942;
    --btn-bg: rgba(255, 255, 255, 0.15);
    --btn-active: rgba(255, 255, 255, 0.3);
}

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

body {
    font-family: 'Helvetica Neue', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    height: 100vh;
    display: flex;
    overflow: hidden;
}

/* Auth Pages Container */
.auth-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(135deg, #0b141a 0%, #1a2a36 100%);
    padding: 20px;
}

.auth-card {
    background-color: var(--card-bg);
    border-radius: 20px;
    width: 100%;
    max-width: 400px;
    padding: 40px 30px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    animation: fadeInUp 0.6s ease-out;
    text-align: center;
}

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

.logo {
    width: 80px;
    height: 80px;
    background-color: var(--accent-green);
    border-radius: 50%;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 168, 132, 0.4);
}

.auth-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 32px;
}

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

.form-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-input {
    width: 100%;
    padding: 14px 16px;
    background-color: var(--input-bg);
    border: none;
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    outline: none;
    transition: all 0.2s ease;
}

.form-input:focus {
    background-color: #33444d;
    box-shadow: 0 0 0 2px rgba(0, 168, 132, 0.3);
}

.form-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-top: 24px;
}

.btn-primary {
    background-color: var(--accent-green);
    color: white;
    border: none;
    padding: 14px;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 168, 132, 0.3);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 168, 132, 0.4);
}

.btn-link {
    background: none;
    border: none;
    color: var(--accent-green);
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    transition: color 0.2s;
}

.btn-link:hover {
    color: var(--accent-hover);
}

.divider {
    margin: 24px 0;
    color: var(--text-secondary);
    font-size: 0.85rem;
    position: relative;
    text-align: center;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--border-light);
}

.divider span {
    background-color: var(--card-bg);
    padding: 0 12px;
}

/* Page Toggle */
.page {
    display: none;
}

.page.active {
    display: block;
}