/* ==================== Back Button ==================== */
.back-button {
    position: fixed;
    top: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--bg-button);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1000;
    box-shadow: 0 4px 12px var(--shadow);
    text-decoration: none;
    color: var(--text-primary);
}

.back-button:hover {
    transform: scale(1.1);
    background-color: var(--bg-button-hover);
}

.back-button:active {
    transform: scale(0.95);
}

.back-button svg {
    width: 24px;
    height: 24px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.back-button:hover svg {
    transform: translateX(3px);
}

/* ==================== Page Header ==================== */
.page-header {
    text-align: center;
    margin-bottom: 50px;
}

.page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
}

.page-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ==================== Skills Container ==================== */
.skills-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.skill-category {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 4px 12px var(--shadow);
    transition: all 0.3s ease;
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px var(--shadow);
    border-color: var(--text-secondary);
}

.category-title {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 25px;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 15px;
    flex-direction: row-reverse;
    justify-content: flex-end;
    /* Align right */
}

.category-title svg {
    color: #667eea;
}

/* ==================== Skill Items ==================== */
.skill-item {
    margin-bottom: 20px;
}

.skill-item:last-child {
    margin-bottom: 0;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    flex-direction: row-reverse;
    /* Arabic RTL */
}

.skill-name {
    color: var(--text-primary);
}

.skill-percentage {
    color: var(--text-secondary);
    font-family: monospace;
}

/* ==================== Progress Bar ==================== */
.progress-bar {
    width: 100%;
    height: 10px;
    background-color: var(--bg-button);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #764ba2 0%, #667eea 100%);
    border-radius: 5px;
    transition: width 1.5s cubic-bezier(0.22, 1, 0.36, 1);
    box-shadow: 0 0 10px rgba(118, 75, 162, 0.5);
    position: relative;
}

/* Shimmer effect for progress bar */
.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg,
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.2) 50%,
            rgba(255, 255, 255, 0) 100%);
    transform: translateX(-100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    100% {
        transform: translateX(100%);
    }
}

/* ==================== CTA Section ==================== */
.cta-section {
    text-align: center;
    padding: 50px;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border-radius: 20px;
    border: 1px solid rgba(102, 126, 234, 0.3);
    margin-bottom: 40px;
}

.cta-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 15px;
}

.cta-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    flex-direction: row-reverse;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.6);
}

.cta-button:active {
    transform: translateY(-1px);
}

/* ==================== Responsive Design ==================== */
@media (max-width: 768px) {
    .skills-container {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cta-section {
        padding: 30px 20px;
    }

    .cta-title {
        font-size: 1.6rem;
    }

    /* Reuse alignment fixes from contact.css */
    .theme-toggle {
        top: 20px !important;
    }

    .back-button {
        top: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
    }

    .page-header {
        margin-top: 60px;
    }

    .page-title {
        font-size: 2rem;
    }

    .page-subtitle {
        font-size: 1rem;
    }
}