/* About Page Specific Styles */

/* Profile Section */
.profile-section {
    background: var(--bg-light);
}

.profile-card {
    background: #ffffff;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
}

.profile-header {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 40px;
    padding: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
}

.profile-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 120px;
    color: rgba(255, 255, 255, 0.8);
    border: 4px solid rgba(255, 255, 255, 0.3);
}

.profile-info {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.profile-name {
    font-size: 36px;
    margin-bottom: 15px;
    font-weight: 700;
}

.profile-title {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 8px;
    font-weight: 400;
}

.profile-description {
    padding: 40px 50px;
}

.profile-description p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-gray);
    margin-bottom: 15px;
}

/* Timeline Section */
.history-section {
    background: #ffffff;
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding: 20px 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 120px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--accent-color), var(--light-accent));
}

.history-item {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 40px;
    margin-bottom: 40px;
    position: relative;
}

.history-item::before {
    content: '';
    position: absolute;
    left: 110px;
    top: 8px;
    width: 20px;
    height: 20px;
    background: var(--light-accent);
    border-radius: 50%;
    border: 4px solid #ffffff;
    box-shadow: 0 0 0 4px var(--light-accent);
    z-index: 1;
}

.history-year {
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    text-align: right;
    padding-top: 5px;
}

.history-content {
    background: #ffffff;
    padding: 25px 30px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e8e9f3;
    transition: var(--transition);
}

.history-content:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--light-accent);
    transform: translateX(5px);
}

.history-content h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.history-content h3 i {
    color: var(--accent-color);
}

.history-content p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.7;
}

/* Achievements Detail Section */
.achievements-detail-section {
    background: var(--bg-light);
}

.achievements-list {
    display: flex;
    flex-direction: column;
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.achievement-item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 30px;
    padding: 35px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border-left: 5px solid var(--accent-color);
}

.achievement-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.achievement-icon {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--accent-color), var(--light-accent));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: var(--text-light);
    flex-shrink: 0;
}

.achievement-content h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.achievement-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 15px;
}

.achievement-client,
.achievement-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.achievement-client {
    background: #e8eaf6;
    color: var(--primary-color);
}

.achievement-status.success {
    background: #e8f5e9;
    color: #2e7d32;
}

.achievement-status.progress {
    background: #fff3e0;
    color: #e65100;
}

.achievement-desc {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 15px;
}

.achievement-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-color);
    font-weight: 500;
    font-size: 15px;
}

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

/* Research Section */
.research-section {
    background: #ffffff;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    max-width: 900px;
    margin: 0 auto;
}

.research-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--text-light);
    padding: 50px 40px;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
}

.research-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(23, 24, 75, 0.3);
}

.research-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 48px;
}

.research-card h3 {
    font-size: 26px;
    margin-bottom: 15px;
}

.research-card p {
    font-size: 15px;
    line-height: 1.8;
    margin-bottom: 30px;
    opacity: 0.95;
}

.research-card .btn {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
}

.research-card .btn:hover {
    background: rgba(255, 255, 255, 1);
    color: var(--primary-color);
    border-color: rgba(255, 255, 255, 1);
}

/* Expertise Section */
.expertise-section {
    background: var(--bg-light);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

.expertise-item {
    background: #ffffff;
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 2px solid transparent;
}

.expertise-item:hover {
    border-color: var(--light-accent);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.expertise-item i {
    font-size: 48px;
    color: var(--accent-color);
    margin-bottom: 20px;
    display: block;
}

.expertise-item h4 {
    font-size: 18px;
    color: var(--primary-color);
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 968px) {
    .profile-header {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
    }

    .profile-image {
        margin: 0 auto;
        width: 150px;
        height: 150px;
        font-size: 90px;
    }

    .profile-name {
        font-size: 28px;
    }

    .timeline::before {
        left: 30px;
    }

    .history-item {
        grid-template-columns: 1fr;
        gap: 20px;
        padding-left: 70px;
    }

    .history-item::before {
        left: 21px;
    }

    .history-year {
        text-align: left;
        position: absolute;
        left: 0;
        top: 30px;
        width: 70px;
        font-size: 14px;
    }

    .achievement-item {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .achievement-icon {
        width: 80px;
        height: 80px;
        font-size: 32px;
        margin: 0 auto;
    }

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

    .expertise-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 640px) {
    .profile-header,
    .profile-description {
        padding: 30px 25px;
    }

    .profile-name {
        font-size: 24px;
    }

    .profile-title {
        font-size: 16px;
    }

    .history-item {
        padding-left: 50px;
    }

    .history-year {
        width: 50px;
        font-size: 12px;
    }

    .achievement-item {
        padding: 25px 20px;
    }

    .research-card {
        padding: 40px 30px;
    }

    .expertise-item {
        padding: 30px 20px;
    }

    .expertise-item i {
        font-size: 36px;
    }

    .expertise-item h4 {
        font-size: 16px;
    }
}