:root {
    --primary: #00b894;          /* Hijau tosca cerah */
    --primary-dark: #00a085;     /* Hijau tosca tua */
    --secondary: #0984e3;        /* Biru cerah */
    --accent: #fd79a8;           /* Pink sebagai aksen */
    --dark: #2d3436;             /* Abu-abu gelap */
    --light: #dfe6e9;            /* Abu-abu sangat muda */
    --text: #636e72;             /* Abu-abu medium untuk teks */
    --success: #00b894;          /* Hijau */
    --border: #b2bec3;           /* Border abu-abu */
    --shadow: 0 2px 12px rgba(0, 184, 148, 0.1);
    --shadow-hover: 0 8px 25px rgba(0, 184, 148, 0.15);
    --radius: 10px;
}

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    min-height: 100vh;
    padding: 30px 20px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    animation: fadeIn 0.8s ease-out;
}

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

/* ===== PROFILE SECTION ===== */
.profile {
    text-align: center;
    margin-bottom: 40px;
    padding: 40px;
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.profile::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.photo-frame {
    width: 160px;
    height: 160px;
    margin: 0 auto 25px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    position: relative;
    transition: transform 0.3s ease;
}

.photo-frame:hover {
    transform: scale(1.05);
}

.photo-frame::after {
    content: '';
    position: absolute;
    top: -4px;
    left: -4px;
    right: -4px;
    bottom: -4px;
    border-radius: 50%;
    background: linear-gradient(45deg, var(--primary), var(--secondary));
    z-index: -1;
    opacity: 0.7;
}

.photo-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.title {
    font-size: 2.4rem;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}

.subtitle {
    color: var(--primary-dark);
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.profile > p {
    color: var(--text);
    max-width: 600px;
    margin: 0 auto 20px;
    line-height: 1.7;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 25px;
    flex-wrap: wrap;
    margin-top: 20px;
}

.contact-info span {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    background: var(--light);
    border-radius: 30px;
    font-weight: 500;
    color: var(--primary-dark);
    transition: all 0.3s ease;
}

.contact-info span:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(33, 150, 243, 0.3);
}

.contact-info i {
    font-size: 1.1rem;
}

/* ===== CARD STYLES ===== */
.card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 25px;
    overflow: hidden;
    transition: all 0.4s ease;
    border: 1px solid var(--border);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.card-header {
    padding: 22px 30px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    color: white;
}

.card-header h2 {
    font-size: 1.4rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
}

.card-content {
    padding: 30px;
}

/* ===== INFO ITEMS ===== */
.info-item {
    display: flex;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    transition: padding-left 0.3s ease;
}

.info-item:hover {
    padding-left: 10px;
    background: var(--light);
    margin: 0 -30px;
    padding-left: 40px;
    padding-right: 10px;
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    width: 200px;
    font-weight: 600;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.info-label::before {
    content: '•';
    color: var(--secondary);
    font-size: 1.5rem;
}

.info-value {
    flex: 1;
    color: var(--text);
    font-weight: 500;
}

/* ===== EDUCATION TIMELINE ===== */
.timeline-item {
    padding: 22px 0 22px 30px;
    border-left: 3px solid var(--secondary);
    position: relative;
    margin-left: 15px;
}

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

.timeline-item::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 25px;
    width: 16px;
    height: 16px;
    background: white;
    border: 3px solid var(--secondary);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--light);
}

.timeline-year {
    color: var(--primary);
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 8px;
    display: inline-block;
    padding: 4px 12px;
    background: rgba(33, 150, 243, 0.1);
    border-radius: 20px;
}

.timeline-content h3 {
    font-size: 1.2rem;
    margin-bottom: 6px;
    color: var(--dark);
}

.timeline-content p {
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.7;
}

.timeline-content .highlight {
    color: var(--success);
    font-weight: 600;
    margin-top: 5px;
}

/* ===== EXPERIENCE ===== */
.experience-item {
    padding: 20px;
    background: var(--light);
    border-radius: 8px;
    margin-bottom: 15px;
    border-left: 4px solid var(--primary);
    transition: transform 0.3s ease;
}

.experience-item:hover {
    transform: translateX(5px);
    background: white;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

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

.experience-item h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: var(--primary-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.experience-item h3::before {
    content: '→';
    color: var(--secondary);
}

.experience-item p {
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ===== SKILLS ===== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.skill-item {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.skill-name {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    color: var(--dark);
}

.skill-percent {
    color: var(--primary);
    font-weight: 700;
}

.skill-bar {
    height: 10px;
    background: var(--border);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
}

.skill-level {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 5px;
    position: relative;
    transition: width 1.5s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.skill-level::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        rgba(255,255,255,0.4) 0%, 
        rgba(255,255,255,0) 100%);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* ===== HOBBIES ===== */
.hobbies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 20px;
}

.hobby-item {
    text-align: center;
    padding: 25px 15px;
    background: linear-gradient(135deg, var(--light), white);
    border-radius: 12px;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.hobby-item:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
    box-shadow: 0 10px 25px rgba(33, 150, 243, 0.15);
}

.hobby-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.hobby-icon {
    font-size: 2.2rem;
    margin-bottom: 12px;
    display: block;
    transition: transform 0.3s ease;
}

.hobby-item:hover .hobby-icon {
    transform: scale(1.2);
}

.hobby-name {
    font-weight: 600;
    color: var(--dark);
    font-size: 1rem;
}

/* ===== FOOTER ===== */
footer {
    text-align: center;
    margin-top: 50px;
    padding: 25px;
    color: var(--text);
    font-size: 0.9rem;
    border-top: 1px solid var(--border);
    position: relative;
}

footer::before {
    content: '';
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    body {
        padding: 20px 15px;
    }
    
    .profile {
        padding: 30px 20px;
    }
    
    .photo-frame {
        width: 140px;
        height: 140px;
    }
    
    .title {
        font-size: 2rem;
    }
    
    .contact-info {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .contact-info span {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .card-content {
        padding: 25px 20px;
    }
    
    .info-item {
        flex-direction: column;
        gap: 8px;
    }
    
    .info-label {
        width: 100%;
    }
    
    .info-item:hover {
        margin: 0 -20px;
        padding-left: 30px;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .hobbies-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .profile {
        padding: 25px 15px;
    }
    
    .title {
        font-size: 1.8rem;
    }
    
    .card-header h2 {
        font-size: 1.2rem;
    }
    
    .hobbies-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-item {
        padding-left: 20px;
        margin-left: 10px;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    body {
        background: white;
        padding: 0;
        font-size: 12pt;
    }
    
    .container {
        max-width: 100%;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #ddd;
        break-inside: avoid;
        margin-bottom: 15px;
    }
    
    .profile {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .contact-info span:hover {
        background: var(--light);
        color: var(--primary-dark);
        transform: none;
        box-shadow: none;
    }
    
    .hobby-item:hover {
        transform: none;
        border-color: transparent;
        box-shadow: none;
    }
    
    footer {
        margin-top: 30px;
    }
}