/* Eğim Hesaplayıcı Stilleri */
.slope-calculator-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.slope-header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, #f5f5f5, #e8e8e8);
    color: var(--text-primary);
    border-radius: var(--radius-lg);
    border: 2px solid #d0d0d0;
}

.slope-header h1 {
    color: var(--accent-color);
    margin: 0 0 0.5rem 0;
    font-size: 2.5rem;
}

.slope-header p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.calculator-modes {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.mode-btn {
    padding: 1rem 2rem;
    border: 2px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.mode-btn:hover {
    border-color: var(--accent-color);
    background: var(--bg-alt);
}

.mode-btn.active {
    background: #4a4a4a;
    color: white;
    border-color: #4a4a4a;
}

.calculator-body {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

.input-mode {
    animation: fadeIn 0.3s ease;
}

.input-mode.hidden {
    display: none;
}

.input-section h3 {
    margin-top: 0;
    color: var(--accent-color);
}

.help-text {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

#equation-input {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    transition: border-color 0.3s ease;
}

#equation-input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.points-grid,
.partial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.point-input,
.slope-input {
    background: var(--bg-alt);
    padding: 1.5rem;
    border-radius: var(--radius-sm);
}

.point-input h4,
.slope-input h4 {
    margin: 0 0 1rem 0;
    color: var(--accent-color);
}

.coordinate-input {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.coordinate-input label,
.slope-input label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.coordinate-input input,
.slope-input input {
    flex: 1;
    padding: 0.75rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.coordinate-input input:focus,
.slope-input input:focus {
    outline: none;
    border-color: var(--accent-color);
}

.btn-calculate,
.btn-reset {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-calculate {
    background: #5a5a5a;
    color: white;
}

.btn-calculate:hover {
    background: #707070;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(90, 90, 90, 0.25);
}

.btn-reset {
    background: var(--text-secondary);
    color: white;
    margin-top: 1rem;
}

.btn-reset:hover {
    background: var(--text-primary);
}

.result-section {
    animation: slideUp 0.4s ease;
}

.result-section.hidden {
    display: none;
}

.result-section h3 {
    margin-top: 0;
    color: var(--accent-color);
}

.graph-container {
    background: white;
    padding: 1.5rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

#graph-canvas {
    max-width: 100%;
    height: auto;
}

.steps-container {
    background: var(--bg-alt);
    padding: 2rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.5rem;
}

.step-item {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.step-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.step-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.step-number {
    background: #6a6a6a;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.step-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-color);
}

.step-content {
    margin-left: 3.5rem;
    color: var(--text-primary);
    line-height: 1.8;
}

.step-formula {
    background: white;
    padding: 1rem;
    border-radius: var(--radius-sm);
    margin: 0.75rem 0;
    border-left: 3px solid var(--accent-secondary);
    font-size: 1.1rem;
}

.step-explanation {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-top: 0.5rem;
    font-style: italic;
}

.step-highlight {
    background: #fff9e6;
    padding: 0.75rem;
    border-radius: var(--radius-sm);
    border-left: 3px solid #ffa500;
    margin: 0.75rem 0;
}

.triangle-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin: 1rem 0;
}

.triangle-measure {
    background: white;
    padding: 1rem;
    border-radius: var(--radius-sm);
    text-align: center;
}

.triangle-measure-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.triangle-measure-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--accent-color);
}

#result-content {
    background: var(--bg-alt);
    padding: 2rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
}

.result-item {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.result-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.result-label {
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.result-value {
    font-size: 1.3rem;
    color: var(--accent-color);
    font-weight: 700;
}

.result-equation {
    background: white;
    padding: 1rem;
    border-radius: var(--radius-sm);
    border-left: 4px solid var(--accent-color);
    margin: 1rem 0;
    font-family: 'Courier New', monospace;
    font-size: 1.2rem;
    text-align: center;
}

.latex-inline,
.latex-display {
    display: inline-block;
    font-size: 1.2em;
}

.latex-display {
    display: block;
    text-align: center;
    margin: 0.5rem 0;
}

.result-value .latex-inline {
    color: var(--accent-color);
}

.katex {
    font-size: 1.1em;
}

.katex-display {
    margin: 0.5rem 0;
}

.error-message {
    background: #fee;
    color: #c33;
    padding: 1rem;
    border-radius: var(--radius-sm);
    border-left: 4px solid #c33;
    animation: shake 0.3s ease;
}

.error-message.hidden {
    display: none;
}

.info-section {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.info-section h3 {
    margin-top: 0;
    color: var(--accent-color);
    text-align: center;
    margin-bottom: 2rem;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.tip-card {
    background: var(--bg-alt);
    padding: 1.5rem;
    border-radius: var(--radius-sm);
}

.tip-card h4 {
    margin-top: 0;
    color: var(--accent-color);
}

.tip-card ul {
    margin: 0;
    padding-left: 1.5rem;
}

.tip-card li {
    margin-bottom: 0.5rem;
}

.formula {
    background: white;
    padding: 1rem;
    border-radius: var(--radius-sm);
    text-align: center;
    font-family: 'Courier New', monospace;
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0.5rem 0;
}

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

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

/* Responsive */
@media (max-width: 768px) {
    .slope-calculator-container {
        padding: 1rem;
    }

    .slope-header h1 {
        font-size: 1.8rem;
    }

    .calculator-modes {
        flex-direction: column;
    }

    .mode-btn {
        width: 100%;
    }

    .points-grid,
    .partial-grid {
        grid-template-columns: 1fr;
    }

    .tips-grid {
        grid-template-columns: 1fr;
    }
}