:root {
    --bg-page: #f3f4f6;
    --bg-resume: #ffffff;
    --bg-sidebar: #f8fafc;
    --text-main: #374151;
    --text-muted: #6b7280;
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --heading-color: #111827;
    --line-color: #e5e7eb;
    --font-main: 'Montserrat', sans-serif;
}

body.dark-theme {
    --bg-page: #111827;
    --bg-resume: #1f2937;
    --bg-sidebar: #111827;
    --text-main: #d1d5db;
    --text-muted: #9ca3af;
    --primary-color: #60a5fa;
    --primary-hover: #93c5fd;
    --heading-color: #f3f4f6;
    --line-color: #374151;
}

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

body {
    background-color: var(--bg-page);
    color: var(--text-main);
    font-family: var(--font-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 40px 20px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.resume-container {
    width: 100%;
    max-width: 900px;
    background-color: var(--bg-resume);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-radius: 12px;
    overflow: hidden;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}
body.dark-theme .resume-container { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.5); }

.resume-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-hover));
    padding: 50px 60px;
    color: white;
}
.resume-name { font-size: 42px; font-weight: 700; margin-bottom: 8px; letter-spacing: -0.5px; color: white; }
.resume-title { font-size: 18px; font-weight: 400; opacity: 0.9; letter-spacing: 1px; color: white; }

.resume-body { display: grid; grid-template-columns: 2fr 1fr; }

.left-column { padding: 40px 50px; }

.right-column {
    background-color: var(--bg-sidebar);
    padding: 40px 40px;
    border-left: 1px solid var(--line-color);
}

.resume-section { margin-bottom: 35px; }
.section-heading {
    color: var(--primary-color);
    font-size: 18px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--line-color);
}
.section-text, .section-text-small { font-size: 14px; line-height: 1.6; color: var(--text-main); }
.section-text-small { font-size: 13px; }

.experience-entry { margin-bottom: 20px; }
.job-title { font-size: 16px; font-weight: 700; color: var(--heading-color); margin-bottom: 4px; }
.job-meta { font-size: 12px; color: var(--primary-color); margin-bottom: 8px; font-weight: 600; }
.job-description { font-size: 14px; line-height: 1.5; color: var(--text-main); }

.school-name { font-size: 14px; font-weight: 700; color: var(--heading-color); margin-bottom: 4px; }
.degree-text { font-size: 13px; color: var(--text-muted); }
.skills-list { list-style: none; }
.skills-list li {
    font-size: 13px;
    margin-bottom: 8px;
    position: relative;
    padding-left: 15px;
}
.skills-list li::before {
    content: "▹"; position: absolute; left: 0; color: var(--primary-color); font-weight: bold;
}

.contact-list { list-style: none; }
.contact-list li { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; font-size: 13px; }
.icon { background-color: var(--primary-color); color: white; width: 24px; height: 24px; display: flex; justify-content: center; align-items: center; border-radius: 50%; font-size: 12px; }
.contact-list a { color: var(--text-main); text-decoration: none; transition: color 0.2s; }
.contact-list a:hover { color: var(--primary-color); text-decoration: underline; }

.comment-box {
    background-color: var(--bg-sidebar);
    border-left: 3px solid var(--primary-color);
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 0 8px 8px 0;
    transition: transform 0.2s ease;
}
.comment-box:hover { transform: translateX(5px); }
.comment-box h4 { font-size: 13px; color: var(--heading-color); margin-bottom: 5px; }
.comment-box p { font-size: 12px; color: var(--text-muted); line-height: 1.5; }

.theme-btn {
    position: fixed; top: 20px; right: 20px;
    padding: 10px 20px;
    background-color: var(--bg-resume);
    color: var(--heading-color);
    border: 1px solid var(--line-color);
    border-radius: 30px;
    cursor: pointer; font-weight: 600;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    transition: all 0.3s ease; z-index: 1000;
}
.theme-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 15px rgba(0,0,0,0.1); }
body.dark-theme .theme-btn { border-color: #4b5563; }

#info-footer {
    text-align: center; padding: 20px; margin-top: 30px;
    font-size: 12px; color: var(--text-muted);
    background-color: var(--bg-resume);
    width: 100%; max-width: 900px;
    border-radius: 12px; box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.modal {
    display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(0, 0, 0, 0.5); backdrop-filter: blur(5px);
    z-index: 2000; justify-content: center; align-items: center;
    animation: fadeIn 0.3s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal-content {
    background-color: var(--bg-resume);
    padding: 40px; border-radius: 16px; width: 400px; max-width: 90%;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    position: relative; animation: slideUp 0.4s ease;
}
@keyframes slideUp { from { transform: translateY(20px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

.modal-content h2 { color: var(--heading-color); margin-bottom: 10px; }
.modal-content p { color: var(--text-muted); margin-bottom: 20px; font-size: 14px; }
.modal-content form { display: flex; flex-direction: column; gap: 15px; }

.modal-content input, .modal-content textarea {
    width: 100%; padding: 12px;
    border: 1px solid var(--line-color); border-radius: 8px;
    background-color: var(--bg-page); color: var(--text-main);
    font-family: inherit; font-size: 14px; transition: all 0.3s;
}
.modal-content input:focus, .modal-content textarea:focus {
    outline: none; border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2); background-color: var(--bg-resume);
}
.submit-btn {
    padding: 12px; background-color: var(--primary-color); color: white;
    border: none; border-radius: 8px; font-weight: 600; cursor: pointer; transition: 0.3s;
}
.submit-btn:hover { background-color: var(--primary-hover); transform: translateY(-1px); }

.close-btn {
    position: absolute; top: 15px; right: 20px;
    font-size: 24px; color: var(--text-muted); cursor: pointer; transition: 0.2s;
}
.close-btn:hover { color: var(--heading-color); }

@media (max-width: 768px) {
    .resume-body { grid-template-columns: 1fr; }
    .right-column { border-left: none; border-top: 1px solid var(--line-color); }
    .resume-header { padding: 40px 30px; text-align: center; }
}