:root {
    --silver-light: #e0e0e0;
    --silver-dark: #757575;
    --anthracite: #2c3e50;
    --glass: rgba(255, 255, 255, 0.9);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: radial-gradient(circle, #ffffff 0%, #d6d6d6 100%);
    padding: 20px;
}

.auth-box {
    background: var(--glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.auth-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
    margin-bottom: 8px;
}

.auth-header h2 {
    color: var(--anthracite);
    font-weight: 300;
    letter-spacing: 1px;
    margin: 0 0 5px;
}

.auth-header p {
    margin: 0;
    color: #5c6670;
}

.auth-tabs {
    display: flex;
    margin: 30px 0;
    border-bottom: 1px solid #ddd;
}

.tab-btn {
    flex: 1;
    padding: 10px;
    border: none;
    background: none;
    cursor: pointer;
    font-weight: 600;
    color: #999;
    transition: 0.3s;
}

.tab-btn.active {
    color: var(--anthracite);
    border-bottom: 2px solid var(--silver-dark);
}

.input-group {
    margin-bottom: 15px;
    position: relative;
}

.input-group i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #a2aab2;
}

.input-group input {
    width: 100%;
    padding: 12px 15px 12px 38px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: #fdfdfd;
    outline: none;
    transition: 0.3s;
}

.input-group input:focus {
    border-color: var(--silver-dark);
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.05);
}

.form-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 4px 0 8px;
    font-size: 0.9rem;
    color: #5c6670;
}

.form-footer a {
    color: var(--anthracite);
    text-decoration: none;
}

.btn-silver {
    width: 100%;
    padding: 14px;
    margin-top: 10px;
    border: none;
    border-radius: 8px;
    background: linear-gradient(135deg, #bdc3c7, #2c3e50);
    color: white;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-silver:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.social-divider {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 14px 0 4px;
    color: #999;
    font-size: 0.82rem;
}
.social-divider::before,
.social-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: #e0e0e0;
}

.btn-google {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 12px 14px;
    margin-top: 6px;
    border: 1.5px solid #dadce0;
    border-radius: 8px;
    background: #fff;
    color: #3c4043;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, box-shadow 0.2s;
}
.btn-google:hover {
    background: #f8f8f8;
    box-shadow: 0 2px 8px rgba(0,0,0,0.10);
}

.auth-notice {
    border-radius: 8px;
    padding: 10px 12px;
    margin-bottom: 12px;
    text-align: left;
    font-size: 0.92rem;
}

.auth-notice.error {
    background: #fdeaea;
    border: 1px solid #f2c2c2;
    color: #7f2c2c;
}

.auth-notice.success {
    background: #eaf8ec;
    border: 1px solid #b9e0bf;
    color: #275f31;
}

.bottom-links {
    margin-top: 15px;
}

.bottom-links a {
    color: #51606d;
    text-decoration: none;
    font-size: 0.9rem;
}

.auth-form {
    display: none;
}

.auth-form.active {
    display: block;
    animation: fadeIn 0.5s;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 480px) {
    .auth-box {
        padding: 25px;
    }

    .form-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
}

/* ========== KULLANICI PROFİL KARTI (Hamburger Menü) ========== */
.user-profile-card {
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 12px;
    margin: 10px 0 0;
    border: 1px solid #dee2e6;
    text-align: center;
}

.user-profile-card > i.fa-user-circle {
    font-size: 2rem;
    color: #2c3e50;
    margin-bottom: 10px;
    display: block;
}

.user-name-text {
    display: block;
    font-size: 1.1rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 4px;
}

.user-email-text {
    display: block;
    font-size: 0.85rem;
    color: #6c757d;
    margin-bottom: 2px;
    word-break: break-word;
}

.user-phone-text {
    display: block;
    font-size: 0.82rem;
    color: #6c757d;
    margin-bottom: 8px;
}

.user-profile-card .hamburger-account-link {
    display: inline-block;
    margin-top: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    color: #2c3e50;
    text-decoration: none;
    border: 1px solid #ced4da;
    border-radius: 20px;
    padding: 5px 14px;
    transition: 0.2s;
}

.user-profile-card .hamburger-account-link:hover {
    background: #2c3e50;
    color: #fff;
}

.logout-minimal-btn {
    background: transparent;
    border: 1px solid #dc3545;
    color: #dc3545;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: 0.3s;
    margin-top: 10px;
    width: 100%;
}

.logout-minimal-btn:hover {
    background: #dc3545;
    color: white;
}