:root {
    --primary-color: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --gold-color: #f59e0b;
    --gold-light: #fbbf24;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --text-light: #9ca3af;
    --bg-primary: #ffffff;
    --bg-secondary: #f9fafb;
    --bg-tertiary: #f3f4f6;
    --border-color: #e5e7eb;
    --border-focus: #3b82f6;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f1f5f9 0%, #cbd5e1 50%, #94a3b8 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.cards-wrapper {
    display: flex;
    gap: 2rem;
    align-items: stretch;
    max-width: 900px;
    width: 100%;
}

.login-container {
    flex: 1;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.6s ease-out;
}

.price-card {
    flex: 1;
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.6s ease-out 0.1s both;
}

.price-header {
    background: linear-gradient(135deg, var(--gold-color) 0%, var(--gold-light) 100%);
    padding: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

    .price-header::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='m36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    }

.login-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    padding: 2rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

    .login-header::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='m36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    }

.logo {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    position: relative;
    z-index: 1;
}

    .logo i {
        font-size: 2rem;
        color: white;
    }

.login-title, .price-title {
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    position: relative;
    z-index: 1;
}

.login-subtitle, .price-subtitle {
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.875rem;
    position: relative;
    z-index: 1;
}

.price-content {
    padding: 2rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.price-features {
    list-style: none;
    margin-bottom: 2rem;
}

    .price-features li {
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--border-color);
        display: flex;
        align-items: center;
        gap: 0.75rem;
        color: var(--text-secondary);
        font-size: 0.875rem;
    }

        .price-features li:last-child {
            border-bottom: none;
        }

        .price-features li i {
            color: var(--gold-color);
            font-size: 1rem;
        }

.btn-gold {
    background: linear-gradient(135deg, var(--gold-color) 0%, var(--gold-light) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
    width: 100%;
}

    .btn-gold:hover {
        transform: translateY(-1px);
        box-shadow: var(--shadow-md);
    }

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

.login-form {
    padding: 2rem;
}

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

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all 0.2s ease;
    background: var(--bg-primary);
    color: var(--text-primary);
}

    .form-control:focus {
        outline: none;
        border-color: var(--border-focus);
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }

    .form-control::placeholder {
        color: var(--text-light);
    }

    /* Hata durumunda input styling */
    .form-control.is-invalid {
        border-color: var(--error-color);
    }

        .form-control.is-invalid:focus {
            border-color: var(--error-color);
            box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
        }

.input-group {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
    font-size: 1rem;
}

.input-group .form-control {
    padding-left: 2.5rem;
}

.form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.checkbox {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}

.checkbox-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    gap: 0.5rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: var(--shadow-sm);
}

    .btn-primary:hover {
        transform: translateY(-1px);
        box-shadow: var(--shadow-md);
    }

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

    .btn-primary:disabled {
        opacity: 0.6;
        cursor: not-allowed;
        transform: none;
    }

.forgot-password {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
    margin-top: 1rem;
}

    .forgot-password:hover {
        color: var(--primary-color);
    }

.footer {
    padding: 1.5rem 2rem;
    background: var(--bg-secondary);
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer-text {
    font-size: 0.75rem;
    color: var(--text-light);
}

    .footer-text a {
        color: var(--text-secondary);
        text-decoration: none;
        font-weight: 500;
        transition: color 0.2s ease;
    }

        .footer-text a:hover {
            color: var(--primary-color);
        }

.heart {
    color: var(--error-color);
    margin: 0 0.25rem;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Loading spinner */
.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

#btnText {
    display: flex;
    gap: 10px;
    align-items: center;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

@media (max-width: 768px) {
    .cards-wrapper {
        flex-direction: column;
        gap: 1rem;
    }

    .login-container,
    .price-card {
        margin: 0;
        max-width: none;
    }

    .login-header,
    .login-form,
    .price-header,
    .price-content {
        padding: 1.5rem;
    }

    .form-row {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .btn-primary {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .login-container {
        margin: 0.5rem;
        max-width: none;
    }

    .login-header,
    .login-form {
        padding: 1.5rem;
    }

    .form-row {
        flex-direction: column;
        align-items: stretch;
        gap: 1rem;
    }

    .btn-primary {
        width: 100%;
    }
}