/* ==========================================================================
   PORTFOLIO & ONLINE CV DESIGN SYSTEM
   Author: Lê Vũ Long Nhật
   Style: Modern Glassmorphism, Deep Cobalt Dark Theme, Print Ready
   ========================================================================== */

:root {
    /* Color Palette */
    --bg-main: #0b132b;
    --bg-secondary: #1c2541;
    --bg-card: rgba(28, 37, 65, 0.75);
    --bg-card-hover: rgba(36, 48, 84, 0.85);
    --border-color: rgba(91, 192, 190, 0.18);
    --border-color-hover: rgba(91, 192, 190, 0.45);
    
    /* Accent & Brand Colors */
    --primary: #3a86ff;
    --primary-glow: rgba(58, 134, 255, 0.35);
    --cyan: #48cae4;
    --teal: #5bc0be;
    --emerald: #10b981;
    --amber: #f59e0b;
    --rose: #f43f5e;
    --indigo: #818cf8;
    
    /* Typography & Neutral */
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --font-main: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;

    /* Shadow & Glass tokens */
    --glass-blur: blur(16px);
    --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 12px 36px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 25px rgba(58, 134, 255, 0.2);
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Background Ambient Glows */
.bg-glow {
    position: fixed;
    border-radius: 50%;
    filter: blur(140px);
    pointer-events: none;
    z-index: 0;
    opacity: 0.4;
}

.glow-1 {
    top: -100px;
    left: 10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, #3a86ff, transparent);
}

.glow-2 {
    top: 40%;
    right: -100px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, #7209b7, transparent);
    opacity: 0.25;
}

.glow-3 {
    bottom: -50px;
    left: 25%;
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, #06d6a0, transparent);
    opacity: 0.2;
}

.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

/* ==========================================================================
   NAVBAR
   ========================================================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(11, 19, 43, 0.85);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--border-color);
    padding: 14px 0;
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 800;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
}

.logo-badge {
    background: linear-gradient(135deg, var(--primary), var(--teal));
    color: #fff;
    padding: 4px 9px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    box-shadow: 0 2px 8px var(--primary-glow);
}

.logo-text span {
    color: var(--teal);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

.nav-link i {
    font-size: 0.85rem;
    color: var(--teal);
}

.nav-link:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-print {
    background: rgba(58, 134, 255, 0.15);
    border: 1px solid rgba(58, 134, 255, 0.4);
    color: var(--cyan);
    padding: 7px 15px;
    font-size: 0.88rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 7px;
}

.btn-print:hover {
    background: var(--primary);
    color: #fff;
    box-shadow: 0 4px 14px var(--primary-glow);
    transform: translateY(-1px);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.3rem;
    cursor: pointer;
}

/* ==========================================================================
   HERO CARD
   ========================================================================== */
.hero-card {
    background: linear-gradient(135deg, rgba(28, 37, 65, 0.9), rgba(18, 26, 49, 0.95));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: 40px;
    margin: 30px 0 25px;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.hero-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--teal), var(--cyan));
}

.hero-grid {
    display: flex;
    align-items: center;
    gap: 40px;
}

.hero-avatar-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}

.avatar-ring {
    position: relative;
    width: 170px;
    height: 170px;
    border-radius: 50%;
    padding: 5px;
    background: linear-gradient(135deg, var(--primary), var(--teal), var(--cyan));
    box-shadow: 0 8px 30px rgba(58, 134, 255, 0.4);
}

.avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    background-color: var(--bg-secondary);
    display: block;
}

.status-indicator {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 18px;
    height: 18px;
    background-color: var(--emerald);
    border: 3px solid var(--bg-main);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--emerald);
}

.status-pill {
    margin-top: 14px;
    background: rgba(16, 185, 129, 0.15);
    border: 1px solid rgba(16, 185, 129, 0.35);
    color: #6ee7b7;
    font-size: 0.78rem;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    gap: 7px;
}

.pulse-dot {
    width: 7px;
    height: 7px;
    background-color: var(--emerald);
    border-radius: 50%;
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); opacity: 0.7; }
    50% { transform: scale(1.4); opacity: 1; box-shadow: 0 0 8px var(--emerald); }
    100% { transform: scale(0.95); opacity: 0.7; }
}

.hero-info {
    flex-grow: 1;
}

.role-badge {
    display: inline-block;
    background: rgba(91, 192, 190, 0.12);
    border: 1px solid rgba(91, 192, 190, 0.35);
    color: var(--teal);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1.2px;
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 10px;
    font-family: var(--font-mono);
}

.hero-name {
    font-size: 2.3rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.8px;
    margin-bottom: 10px;
    text-transform: uppercase;
}

.hero-lead {
    color: var(--text-secondary);
    font-size: 1.02rem;
    line-height: 1.6;
    margin-bottom: 18px;
    max-width: 680px;
}

.hero-lead strong {
    color: var(--cyan);
}

.hero-quick-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 22px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 7px;
    color: var(--text-muted);
    font-size: 0.88rem;
}

.meta-item i {
    color: var(--teal);
}

.hero-cta-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    outline: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #2563eb);
    color: #fff;
    box-shadow: 0 4px 16px var(--primary-glow);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4f94ff, #1d4ed8);
    box-shadow: 0 6px 22px rgba(58, 134, 255, 0.5);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.16);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--teal);
    border: 1px solid rgba(91, 192, 190, 0.4);
}

.btn-outline:hover {
    background: rgba(91, 192, 190, 0.12);
    border-color: var(--teal);
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
    justify-content: center;
    padding: 12px;
}

/* ==========================================================================
   GRID LAYOUT & CARDS
   ========================================================================== */
.content-grid {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 24px;
    margin-bottom: 50px;
}

.glass-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 24px;
    margin-bottom: 24px;
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.glass-card:hover {
    border-color: var(--border-color-hover);
    background: var(--bg-card-hover);
}

.card-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    gap: 9px;
    letter-spacing: -0.3px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    padding-bottom: 12px;
}

.card-title i {
    color: var(--cyan);
    font-size: 1.05rem;
}

.card-header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 18px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    padding-bottom: 12px;
}

.card-header-flex .card-title {
    margin-bottom: 0;
    border-bottom: none;
    padding-bottom: 0;
}

.badge-count {
    background: rgba(58, 134, 255, 0.2);
    border: 1px solid var(--primary);
    color: var(--cyan);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: var(--radius-full);
}

.paragraph {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.65;
    margin-bottom: 16px;
}

/* ==========================================================================
   SIDEBAR COMPONENTS
   ========================================================================== */
.contact-details {
    list-style: none;
    margin-bottom: 20px;
}

.contact-detail-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: var(--transition);
}

.contact-detail-item:hover {
    background: rgba(255, 255, 255, 0.06);
}

.detail-icon {
    width: 34px;
    height: 34px;
    background: rgba(91, 192, 190, 0.12);
    border: 1px solid rgba(91, 192, 190, 0.3);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--teal);
    flex-shrink: 0;
    font-size: 0.9rem;
}

.detail-content {
    flex-grow: 1;
}

.detail-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.detail-val {
    font-size: 0.88rem;
    color: var(--text-primary);
    word-break: break-word;
    font-weight: 500;
}

.detail-val.highlight {
    color: var(--cyan);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.copy-icon {
    font-size: 0.78rem;
    opacity: 0.6;
    margin-left: 5px;
}

.contact-detail-item:hover .copy-icon {
    opacity: 1;
    color: #fff;
}

.social-links {
    display: flex;
    justify-content: space-around;
    padding-top: 14px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.social-btn {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.15rem;
    text-decoration: none;
    transition: var(--transition);
}

.social-btn:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px var(--primary-glow);
}

/* Skills Category */
.skill-category {
    margin-bottom: 20px;
}

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

.skill-cat-title {
    font-size: 0.88rem;
    color: var(--teal);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 7px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tech-tag {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.82rem;
    font-weight: 500;
    padding: 5px 10px;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.tech-tag:hover {
    border-color: var(--cyan);
    color: #fff;
    background: rgba(72, 202, 228, 0.12);
    transform: translateY(-1px);
}

.text-orange { color: #f97316; }
.text-blue { color: #38bdf8; }
.text-yellow { color: #eab308; }
.text-indigo { color: #818cf8; }
.text-cyan { color: #06b6d4; }
.text-red { color: #ef4444; }

/* Hobbies */
.hobby-badges {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.hobby-pill {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 9px;
}

.hobby-pill i {
    color: var(--teal);
}

/* ==========================================================================
   MAIN CONTENT COMPONENTS
   ========================================================================== */
/* Career Goals */
.goals-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 14px;
}

.goal-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-sm);
    padding: 16px;
    display: flex;
    gap: 14px;
}

.goal-icon {
    width: 38px;
    height: 38px;
    background: rgba(58, 134, 255, 0.15);
    border: 1px solid rgba(58, 134, 255, 0.35);
    border-radius: var(--radius-sm);
    color: var(--cyan);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 1rem;
}

.goal-item h5 {
    font-size: 0.95rem;
    color: #fff;
    margin-bottom: 4px;
}

.goal-item p {
    font-size: 0.86rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.goal-item p strong {
    color: var(--text-secondary);
}

/* Timeline (Học vấn) */
.timeline {
    position: relative;
    padding-left: 20px;
    border-left: 2px solid rgba(91, 192, 190, 0.3);
    margin-left: 10px;
}

.timeline-item {
    position: relative;
    margin-bottom: 20px;
}

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

.timeline-marker {
    position: absolute;
    left: -27px;
    top: 4px;
    width: 12px;
    height: 12px;
    background-color: var(--teal);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--teal);
    border: 2px solid var(--bg-main);
}

.timeline-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 6px;
}

.timeline-title {
    font-size: 1.05rem;
    color: #fff;
    font-weight: 700;
}

.timeline-subtitle {
    display: block;
    color: var(--cyan);
    font-size: 0.88rem;
    font-weight: 600;
    margin-top: 2px;
}

.timeline-badge {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: var(--text-muted);
    font-size: 0.78rem;
    font-family: var(--font-mono);
    padding: 3px 9px;
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.edu-detail {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-top: 6px;
}

.badge-accent {
    background: rgba(16, 185, 129, 0.15);
    color: #34d399;
    padding: 2px 7px;
    border-radius: 4px;
    font-weight: 700;
}

/* Projects Showcase */
.projects-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.project-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.09);
    border-radius: var(--radius-md);
    padding: 20px;
    transition: var(--transition);
}

.project-card:hover {
    border-color: rgba(58, 134, 255, 0.4);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 8px;
}

.project-type-tag {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--teal);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-family: var(--font-mono);
    margin-bottom: 4px;
}

.project-title {
    font-size: 1.15rem;
    color: #fff;
    font-weight: 700;
}

.project-time {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
    background: rgba(255, 255, 255, 0.06);
    padding: 3px 8px;
    border-radius: 4px;
    flex-shrink: 0;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.92rem;
    line-height: 1.6;
    margin-bottom: 12px;
}

.project-features {
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-sm);
    padding: 12px 16px;
    margin-bottom: 14px;
    border-left: 3px solid var(--primary);
}

.project-features h6 {
    font-size: 0.82rem;
    color: var(--cyan);
    margin-bottom: 6px;
    font-weight: 600;
}

.project-features ul {
    list-style: none;
    padding-left: 0;
}

.project-features li {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    position: relative;
    padding-left: 14px;
    margin-bottom: 4px;
}

.project-features li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--teal);
    font-weight: bold;
}

.project-tech-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
}

.tech-chip {
    font-size: 0.75rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    background: rgba(58, 134, 255, 0.12);
    border: 1px solid rgba(58, 134, 255, 0.25);
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 500;
}

/* Contact Form */
.contact-form {
    margin-top: 14px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.form-group label i {
    color: var(--teal);
    margin-right: 4px;
}

.form-input {
    width: 100%;
    background: rgba(11, 19, 43, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.14);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    color: #fff;
    font-family: var(--font-main);
    font-size: 0.92rem;
    transition: var(--transition);
}

.form-input:focus {
    outline: none;
    border-color: var(--cyan);
    background: rgba(11, 19, 43, 0.9);
    box-shadow: 0 0 10px rgba(72, 202, 228, 0.25);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* ==========================================================================
   FOOTER & TOAST
   ========================================================================== */
.footer {
    border-top: 1px solid var(--border-color);
    background: rgba(11, 19, 43, 0.9);
    padding: 24px 0;
    text-align: center;
    position: relative;
    z-index: 1;
}

.footer-content p {
    font-size: 0.88rem;
    color: var(--text-muted);
}

.footer-content strong {
    color: #fff;
}

.footer-sub {
    font-size: 0.82rem;
    margin-top: 4px;
}

.footer-sub a {
    color: var(--teal);
    text-decoration: none;
}

.footer-sub a:hover {
    text-decoration: underline;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    z-index: 9999;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    pointer-events: none;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE)
   ========================================================================== */
@media (max-width: 992px) {
    .content-grid {
        grid-template-columns: 1fr;
    }

    .hero-grid {
        flex-direction: column;
        text-align: center;
        gap: 25px;
    }

    .hero-quick-meta {
        justify-content: center;
    }

    .hero-cta-btns {
        justify-content: center;
    }

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-secondary);
        flex-direction: column;
        padding: 15px 20px;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links.active {
        display: flex;
    }

    .mobile-toggle {
        display: block;
    }

    .hero-name {
        font-size: 1.8rem;
    }

    .hero-card {
        padding: 25px 20px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .btn-print span {
        display: none;
    }
}

/* ==========================================================================
   PRINT / PDF EXPORT STYLESHEET
   ========================================================================== */
@media print {
    body {
        background: #ffffff !important;
        color: #111827 !important;
        font-size: 12pt;
    }

    .bg-glow, .navbar, .hero-cta-btns, .social-links, #contact, .footer, .toast, .btn-print, .mobile-toggle {
        display: none !important;
    }

    .container {
        max-width: 100% !important;
        padding: 0 !important;
    }

    .hero-card {
        background: #ffffff !important;
        border: 1px solid #e5e7eb !important;
        box-shadow: none !important;
        padding: 20px !important;
        margin-bottom: 15px !important;
    }

    .hero-name {
        color: #111827 !important;
    }

    .hero-lead {
        color: #4b5563 !important;
    }

    .avatar-ring {
        box-shadow: none !important;
    }

    .content-grid {
        display: grid !important;
        grid-template-columns: 280px 1fr !important;
        gap: 20px !important;
    }

    .glass-card {
        background: #ffffff !important;
        border: 1px solid #e5e7eb !important;
        box-shadow: none !important;
        padding: 15px !important;
        margin-bottom: 15px !important;
        page-break-inside: avoid;
    }

    .card-title {
        color: #111827 !important;
        border-bottom: 2px solid #2563eb !important;
    }

    .detail-val, .tech-tag, .hobby-pill, .timeline-title, .project-title, .edu-detail, .project-desc, .project-features li {
        color: #374151 !important;
    }

    .project-features {
        background: #f3f4f6 !important;
        border-left-color: #2563eb !important;
    }
}