/* Style Guide & Variable Definitions */
:root {
    /* Dark Theme (Default) */
    --bg-primary: #0b0f17;
    --bg-secondary: #121824;
    --bg-alt: #182232;
    --text-primary: #f3f4f6;
    --text-secondary: #9ca3af;
    --accent: #f59e0b; /* Earth/Seismic Amber */
    --accent-hover: #d97706;
    --accent-rgb: 245, 158, 11;
    --success: #10b981; /* Emerald */
    --border-color: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(18, 24, 36, 0.75);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: rgba(0, 0, 0, 0.3);
    --wave-color-1: #f59e0b;
    --wave-color-2: #10b981;
    --card-shadow: 0 10px 30px -15px rgba(0, 0, 0, 0.5);
    --transition-speed: 0.3s;
}

.light-theme {
    /* Light Theme */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-alt: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --accent: #d97706; /* Darker amber for contrast */
    --accent-hover: #b45309;
    --accent-rgb: 217, 119, 6;
    --success: #059669;
    --border-color: rgba(0, 0, 0, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.75);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-shadow: rgba(0, 0, 0, 0.05);
    --wave-color-1: #d97706;
    --wave-color-2: #059669;
    --card-shadow: 0 10px 30px -15px rgba(0, 0, 0, 0.1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color var(--transition-speed);
}

a:hover {
    color: var(--accent-hover);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-alt);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* Helper Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.grid {
    display: grid;
    gap: 2rem;
}

.section-padding {
    padding: 6rem 0;
}

.bg-alt {
    background-color: var(--bg-alt);
}

.text-center {
    text-align: center;
}

.text-italic {
    font-style: italic;
}

.text-accent {
    color: var(--accent);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-weight: 600;
    font-family: 'Outfit', sans-serif;
    cursor: pointer;
    transition: all var(--transition-speed) cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
}

.btn-primary {
    background-color: var(--accent);
    color: #0b0f17;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(var(--accent-rgb), 0.3);
    color: #0b0f17;
}

.btn-outline {
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-outline:hover {
    background-color: var(--border-color);
    transform: translateY(-2px);
}

.btn-block {
    display: flex;
    width: 100%;
    justify-content: center;
}

/* Glassmorphism Panel */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(12px) saturate(180%);
    -webkit-backdrop-filter: blur(12px) saturate(180%);
    border-radius: 16px;
    box-shadow: var(--glass-shadow);
    padding: 2rem;
    transition: transform var(--transition-speed), border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.glass-panel:hover {
    border-color: rgba(var(--accent-rgb), 0.3);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

/* Scroll Progress indicator */
#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 4px;
    background: linear-gradient(to right, var(--accent), var(--success));
    width: 0%;
    z-index: 1000;
    transition: width 0.1s ease-out;
}

/* Header & Navigation */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 99;
    padding: 1.2rem 0;
    background: transparent;
    transition: background var(--transition-speed), padding var(--transition-speed), box-shadow var(--transition-speed);
}

#main-header.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 0.8rem 0;
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2);
}

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

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.logo-accent {
    color: var(--accent);
}

#nav-menu ul {
    display: flex;
    gap: 2rem;
}

#nav-menu ul a {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
}

#nav-menu ul a:hover,
#nav-menu ul a.active {
    color: var(--text-primary);
}

#nav-menu ul a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: width var(--transition-speed);
}

#nav-menu ul a:hover::after,
#nav-menu ul a.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

#theme-toggle,
.lang-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color var(--transition-speed);
}

#theme-toggle:hover,
.lang-btn:hover {
    background-color: var(--border-color);
}

.lang-btn {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 0.9rem;
}

.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 24px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
}

.hamburger .bar {
    width: 100%;
    height: 2px;
    background-color: var(--text-primary);
    transition: transform var(--transition-speed), opacity var(--transition-speed);
}

/* Mobile Nav Panel */
#mobile-nav-panel {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 350px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-color);
    z-index: 98;
    padding: 7rem 2rem 2rem;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
}

#mobile-nav-panel.open {
    right: 0;
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.mobile-nav-link {
    color: var(--text-secondary);
    font-family: 'Outfit', sans-serif;
    font-size: 1.4rem;
    font-weight: 600;
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
    color: var(--accent);
}

/* Sections General Title */
.section-title-wrapper {
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
}

.section-title-line {
    width: 60px;
    height: 4px;
    background: var(--accent);
    margin: 0.8rem auto 0;
    border-radius: 2px;
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 10rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.wave-bg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    line-height: 0;
    pointer-events: none;
    z-index: 1;
}

.wave-svg {
    position: relative;
    width: 100%;
    height: 120px;
}

.hero-container {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-greeting {
    font-family: 'Outfit', sans-serif;
    font-size: 1.2rem;
    color: var(--accent);
    font-weight: 600;
    display: block;
    margin-bottom: 0.5rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.hero-name {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--text-primary) 50%, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-title {
    font-size: 1.6rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 2rem;
}

.hero-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 580px;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.photo-frame {
    width: 320px;
    height: 320px;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    background: linear-gradient(135deg, var(--accent) 0%, var(--success) 100%);
    padding: 8px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    animation: morphProfile 10s ease-in-out infinite alternate;
}

.profile-photo-placeholder {
    width: 100%;
    height: 100%;
    border-radius: inherit;
    background-color: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--text-secondary);
    font-family: 'Outfit', sans-serif;
    gap: 1rem;
}

.profile-photo-placeholder i {
    font-size: 4rem;
    color: var(--accent);
}

.subsurface-card,
.seismic-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    max-width: 250px;
    border-radius: 12px;
}

.subsurface-card {
    bottom: -10px;
    left: -20px;
    animation: floatAnim 4s ease-in-out infinite;
}

.seismic-card {
    top: 20px;
    right: -30px;
    animation: floatAnim 4s ease-in-out infinite 2s;
}

.card-icon {
    width: 45px;
    height: 45px;
    border-radius: 10px;
    background-color: rgba(var(--accent-rgb), 0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.seismic-card .card-icon {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.card-text h4 {
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.card-text p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* About Section */
.about-grid {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: flex-start;
}

.about-grid h3 {
    margin-bottom: 1.2rem;
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 1.5rem;
    color: var(--text-primary);
}

.about-text {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.highlights-grid {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 3rem;
}

.highlight-item {
    border-left: 3px solid var(--accent);
    padding-left: 1rem;
}

.highlight-number {
    font-family: 'Outfit', sans-serif;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--text-primary);
    display: block;
    line-height: 1;
}

.highlight-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.education-card {
    margin-top: 1.5rem;
}

.edu-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1rem;
}

.edu-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.edu-tag {
    background-color: rgba(var(--accent-rgb), 0.15);
    color: var(--accent);
    padding: 0.2rem 0.8rem;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.edu-date {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.edu-degree {
    color: var(--accent);
    font-weight: 600;
    margin-top: 2px;
}

.edu-details {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    padding-left: 1rem;
    list-style-type: square;
}

.edu-details li {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

/* Skills Section */
.skills-section {
    padding: 3.5rem 0 4rem;
}

.skills-section .section-title-wrapper {
    margin-bottom: 2rem;
}

.skills-container {
    grid-template-columns: 1.15fr 1.35fr 0.95fr;
    gap: 1.2rem;
    align-items: stretch;
}

.skills-category {
    padding: 1.3rem 1.2rem;
    display: flex;
    flex-direction: column;
}

.skills-category h3 {
    font-size: 1.15rem;
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.6rem;
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.skills-category h3 i {
    color: var(--accent);
}

.skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    align-content: flex-start;
}

.skill-tag {
    background-color: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.35rem 0.65rem;
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 500;
    line-height: 1.3;
    transition: all var(--transition-speed);
}

.light-theme .skill-tag {
    background-color: rgba(0, 0, 0, 0.02);
}

.skill-tag:hover {
    background-color: rgba(var(--accent-rgb), 0.1);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.software-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.55rem;
    margin-top: 0;
}

.software-card {
    display: flex;
    flex-direction: row;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.5rem 0.65rem;
    text-align: left;
    gap: 0.65rem;
    transition: all var(--transition-speed);
}

.light-theme .software-card {
    background-color: rgba(0, 0, 0, 0.01);
}

.software-card:hover {
    background-color: rgba(var(--accent-rgb), 0.08);
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.15);
}

.software-logo-icon {
    font-size: 1.15rem;
    color: var(--accent);
    margin-bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 34px;
    width: 34px;
    min-width: 34px;
    border-radius: 6px;
    background-color: rgba(var(--accent-rgb), 0.08);
    transition: all var(--transition-speed);
}

.software-card:hover .software-logo-icon {
    background-color: var(--accent);
    color: #0b0f17;
    transform: scale(1.05);
}

.software-name {
    font-family: 'Outfit', sans-serif;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.25;
}

.skills-row {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.skills-row h4 {
    font-size: 0.9rem;
    margin-bottom: 0.45rem;
    color: var(--text-primary);
    font-weight: 600;
}

.bullet-list {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.bullet-list li {
    font-size: 0.82rem;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    line-height: 1.35;
    color: var(--text-secondary);
}

.bullet-list li i {
    width: 18px;
    height: 18px;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    flex-shrink: 0;
}

.language-card {
    margin-top: 0;
    background-color: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
}

.lang-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.6rem;
    padding: 0.35rem 0;
    font-size: 0.82rem;
}

.lang-item:not(:last-child) {
    border-bottom: 1px solid var(--border-color);
}

.lang-level {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.78rem;
    text-align: right;
    white-space: nowrap;
    flex-shrink: 0;
}

/* Timeline / Experiences Section */
.timeline-filters {
    display: flex;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.filter-btn {
    background-color: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.6rem 1.4rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-speed);
}

.filter-btn:hover,
.filter-btn.active {
    background-color: var(--accent);
    color: #0b0f17;
    border-color: var(--accent);
    box-shadow: 0 5px 15px rgba(var(--accent-rgb), 0.2);
}

.timeline-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding-left: 2rem;
}

.timeline-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 16px;
    width: 2px;
    height: 100%;
    background-color: var(--border-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.timeline-badge {
    position: absolute;
    left: -2rem;
    top: 1.5rem;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background-color: var(--bg-alt);
    border: 2px solid var(--accent);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    z-index: 2;
    transition: transform var(--transition-speed);
}

.timeline-item:hover .timeline-badge {
    transform: scale(1.2);
    background-color: var(--accent);
    color: #0b0f17;
}

.timeline-content {
    margin-left: 1.5rem;
    padding: 2.2rem;
}

.timeline-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.2rem;
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 600;
    display: block;
    margin-bottom: 0.4rem;
}

.timeline-header h3 {
    font-size: 1.4rem;
    margin-bottom: 2px;
}

.company-name {
    font-size: 1.05rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.timeline-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    padding-left: 1.2rem;
    list-style-type: disc;
}

.timeline-list li {
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.timeline-media-placeholder {
    margin-top: 1.5rem;
    border: 1px dashed var(--border-color);
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.02);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    gap: 0.5rem;
    font-size: 0.85rem;
}

.timeline-media-placeholder i {
    font-size: 1.8rem;
    color: var(--accent);
}

/* Timeline Gallery Grid (for multiple photos) */
.timeline-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.timeline-gallery img {
    width: 100%;
    height: 140px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: transform var(--transition-speed), border-color var(--transition-speed);
}

.timeline-gallery img:hover {
    transform: translateY(-3px) scale(1.02);
    border-color: var(--accent);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* Certifications & Publications */
.publication-highlight {
    max-width: 900px;
    margin: 0 auto 3rem;
    border-left: 4px solid var(--accent);
    padding: 2rem;
}

.pub-badge {
    background-color: rgba(var(--accent-rgb), 0.15);
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.3rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.pub-meta {
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 500;
    margin: 0.2rem 0 0.8rem;
}

.pub-desc {
    color: var(--text-secondary);
}

.certifications-grid {
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
}

.cert-card {
    display: flex;
    gap: 1.2rem;
    align-items: center;
    padding: 1.5rem;
}

.cert-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background-color: rgba(var(--accent-rgb), 0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.cert-info h4 {
    font-size: 1rem;
    margin-bottom: 2px;
}

.cert-issuer {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.cert-date {
    font-size: 0.75rem;
    color: var(--accent);
    font-weight: 600;
    display: block;
    margin-top: 4px;
}

/* Contact Section */
.contact-grid {
    grid-template-columns: 0.8fr 1.2fr;
    align-items: stretch;
}

.contact-info-panel h3,
.contact-form-panel h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.contact-sub {
    color: var(--text-secondary);
    margin-bottom: 2rem;
}

.info-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.info-icon {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: rgba(var(--accent-rgb), 0.1);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.info-text h4 {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.info-text p {
    font-weight: 600;
}

.info-text p a {
    color: var(--text-primary);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: var(--bg-alt);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-speed);
}

.social-btn:hover {
    color: #0b0f17;
    transform: translateY(-3px);
}

.social-btn.linkedin:hover {
    background-color: #0a66c2;
    border-color: #0a66c2;
}

.social-btn.github:hover {
    background-color: #333;
    border-color: #333;
    color: white;
}

.social-btn.whatsapp:hover {
    background-color: #25d366;
    border-color: #25d366;
}

/* Contact Form */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    background-color: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.95rem;
    transition: all var(--transition-speed);
}

.light-theme .form-group input,
.light-theme .form-group textarea {
    background-color: rgba(0, 0, 0, 0.01);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background-color: rgba(var(--accent-rgb), 0.02);
    box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}

.form-status {
    margin-top: 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    display: none;
}

.form-status.success {
    color: var(--success);
}

.form-status.error {
    color: #ef4444;
}

/* Footer */
.main-footer {
    padding: 3rem 0;
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
}

.copyright {
    font-family: 'Outfit', sans-serif;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.footer-note {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
    opacity: 0.7;
}

/* Scroll Reveal Animation Styles */
.animate-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.animate-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Keyframes animations */
@keyframes morphProfile {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
    50% {
        border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%;
    }
    100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
}

@keyframes floatAnim {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 4rem;
    }
    
    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .seismic-card {
        right: -10px;
    }
    
    .skills-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .skills-category:last-child {
        grid-column: span 2;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .section-padding {
        padding: 4rem 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    #nav-menu {
        display: none;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .skills-container {
        grid-template-columns: 1fr;
    }
    
    .skills-category:last-child {
        grid-column: span 1;
    }
    
    .hero-name {
        font-size: 2.8rem;
    }
    
    .hero-title {
        font-size: 1.3rem;
    }
    
    .timeline-container {
        padding-left: 1.5rem;
    }

    .timeline-badge {
        left: -1.5rem;
    }
}

/* ==========================================
   GALLERY PREVIEW & MODAL LIGHTBOX STYLES
   ========================================== */

/* Timeline Media Grid Layout (Side-by-Side on PC/Tablet) */
@media (min-width: 769px) {
    .timeline-body.has-media {
        display: grid;
        grid-template-columns: 1.4fr 1fr;
        gap: 2.5rem;
        align-items: center;
    }
    
    .timeline-body.has-media .timeline-list {
        margin-bottom: 0;
    }
    
    .timeline-body.has-media .gallery-preview-container,
    .timeline-body.has-media .timeline-media-placeholder {
        margin-top: 0;
        width: 100%;
        max-width: 100%;
    }
    
    .timeline-body.has-media .gallery-thumbnail {
        height: 230px;
    }
    
    .timeline-body.has-media .timeline-media-placeholder {
        height: 230px;
        box-sizing: border-box;
    }
}

@media (min-width: 1024px) {
    .timeline-body.has-media {
        grid-template-columns: 1.5fr 1fr;
        gap: 3.5rem;
    }
    
    .timeline-body.has-media .gallery-thumbnail {
        height: 250px;
    }
    
    .timeline-body.has-media .timeline-media-placeholder {
        height: 250px;
    }
}

/* Gallery Preview Card in Timeline */
.gallery-preview-container {
    margin-top: 1.5rem;
    max-width: 420px;
}

.gallery-thumbnail {
    position: relative;
    width: 100%;
    height: 220px;
    border-radius: 12px;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    transition: transform var(--transition-speed), border-color var(--transition-speed), box-shadow var(--transition-speed);
}

.gallery-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, rgba(11, 15, 23, 0.9) 0%, rgba(11, 15, 23, 0.4) 100%);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    opacity: 0.85;
    transition: opacity var(--transition-speed), background var(--transition-speed);
    gap: 0.5rem;
}

.gallery-overlay i {
    font-size: 2rem;
    color: var(--accent);
    transform: translateY(5px);
    transition: transform var(--transition-speed);
}

.gallery-overlay span {
    font-family: 'Outfit', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
}

/* Hover effects */
.gallery-thumbnail:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 10px 25px rgba(var(--accent-rgb), 0.25);
}

.gallery-thumbnail:hover img {
    transform: scale(1.08);
}

.gallery-thumbnail:hover .gallery-overlay {
    opacity: 1;
    background: linear-gradient(to top, rgba(11, 15, 23, 0.95) 0%, rgba(11, 15, 23, 0.6) 100%);
}

.gallery-thumbnail:hover .gallery-overlay i {
    transform: translateY(0);
}

/* Reusable Modal Lightbox overlay */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(11, 15, 23, 0.95);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    position: relative;
    max-width: 85%;
    max-height: 80%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    animation: zoomAnim 0.3s ease-out;
}

@keyframes zoomAnim {
    from { transform: scale(0.9); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.modal-content img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

#modal-caption {
    margin-top: 1rem;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-weight: 500;
    font-size: 1.1rem;
    text-align: center;
}

/* Close & Nav buttons */
.close-modal {
    position: absolute;
    top: 2rem;
    right: 2rem;
    color: var(--text-secondary);
    font-size: 2.5rem;
    font-weight: bold;
    cursor: pointer;
    transition: color var(--transition-speed);
    z-index: 1010;
}

.close-modal:hover {
    color: var(--accent);
}

.modal-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 1rem;
    border-radius: 50%;
    cursor: pointer;
    font-size: 1.2rem;
    transition: all var(--transition-speed);
    z-index: 1010;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-nav:hover {
    background: var(--accent);
    color: #0b0f17;
    border-color: var(--accent);
    box-shadow: 0 0 15px rgba(var(--accent-rgb), 0.4);
}

.prev-btn {
    left: 2rem;
}

.next-btn {
    right: 2rem;
}

@media (max-width: 768px) {
    .gallery-thumbnail {
        height: 180px;
    }
    .modal-nav {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    .prev-btn { left: 1rem; }
    .next-btn { right: 1rem; }
    .close-modal { top: 1rem; right: 1.5rem; }
}

/* Project Demo and GitHub Links Styling */
.project-links {
    display: flex;
    gap: 1rem;
    margin-top: 1.2rem;
    flex-wrap: wrap;
}

.project-links .btn {
    font-size: 0.85rem;
    padding: 0.5rem 1.2rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* ==========================================
   PRINT STYLES FOR HIGH-QUALITY PDF
   ========================================== */
@media print {
    /* Define A4 page dimensions and margins */
    @page {
        size: A4;
        margin: 1.2cm 1cm;
    }

    /* Force background colors, borders, and shadows to render */
    body {
        -webkit-print-color-adjust: exact !important;
        print-color-adjust: exact !important;
        background-color: var(--bg-primary) !important;
        color: var(--text-primary) !important;
        font-size: 10pt !important;
        line-height: 1.5 !important;
    }

    /* Hide web-only components and interactive UI */
    #main-header,
    #scroll-progress,
    #mobile-nav-panel,
    .nav-actions,
    .timeline-filters,
    .wave-bg,
    .wave-svg,
    .scroll-to-top,
    .theme-toggle,
    #theme-toggle,
    #lang-toggle,
    #mobile-menu-btn,
    .gallery-overlay,
    .project-links,
    .contact-form-panel,
    #contact-form,
    #gallery-modal,
    .hero-cta,
    .btn.btn-outline,
    .btn.btn-primary.btn-sm i.fa-external-link-alt {
        display: none !important;
    }

    /* Reformat container dimensions */
    .container {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 1rem !important;
        margin: 0 !important;
    }

    .section-padding {
        padding: 1.5rem 0 !important;
    }

    /* Prevent splitting elements across page breaks */
    .timeline-item,
    .skills-category,
    .software-card,
    .cert-card,
    .about-info,
    .about-character,
    .highlight-item,
    .publication-highlight,
    .contact-info-panel {
        page-break-inside: avoid !important;
        break-inside: avoid !important;
    }

    /* Ensure grids and layouts map nicely */
    .grid {
        display: grid !important;
        gap: 1.2rem !important;
    }

    /* Hero section print layout */
    .hero-section {
        padding-top: 1rem !important;
        padding-bottom: 1.5rem !important;
        min-height: auto !important;
    }

    .hero-container {
        grid-template-columns: 1.4fr 0.8fr !important;
        gap: 2rem !important;
        align-items: center !important;
    }

    .hero-greeting {
        font-size: 1.2rem !important;
    }

    .hero-name {
        font-size: 2.2rem !important;
        margin: 0.2rem 0 !important;
    }

    .hero-title {
        font-size: 1.4rem !important;
        margin-bottom: 0.8rem !important;
    }

    .hero-desc {
        font-size: 0.95rem !important;
    }

    .profile-photo {
        max-width: 140px !important;
        height: auto !important;
        border-radius: 12px !important;
        border: 3px solid var(--accent) !important;
    }

    /* Ensure visual cards display nicely in print */
    .hero-visual {
        position: relative !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        gap: 0.8rem !important;
    }

    .subsurface-card,
    .seismic-card {
        position: static !important;
        transform: none !important;
        width: 100% !important;
        max-width: 200px !important;
        box-shadow: none !important;
        margin: 0 !important;
        padding: 0.8rem !important;
    }

    /* About Section print layout */
    .about-grid {
        grid-template-columns: 1.2fr 0.8fr !important;
        gap: 1.5rem !important;
    }

    /* Skills print layout */
    .skills-container {
        grid-template-columns: 1fr 1fr !important;
        gap: 1.2rem !important;
    }

    .skills-category:last-child {
        grid-column: span 2 !important;
    }

    .software-grid {
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 0.8rem !important;
    }

    /* Experience/Timeline print layout */
    .timeline-container {
        max-width: 100% !important;
        padding-left: 1rem !important;
    }

    .timeline-container::before {
        left: 8px !important;
    }

    .timeline-badge {
        left: -1.3rem !important;
        width: 28px !important;
        height: 28px !important;
        font-size: 0.75rem !important;
        top: 1rem !important;
    }

    .timeline-content {
        padding: 1.2rem 1.5rem !important;
        margin-left: 0.8rem !important;
    }

    .timeline-body.has-media {
        grid-template-columns: 1.3fr 1fr !important;
        gap: 1.2rem !important;
    }

    .gallery-thumbnail {
        height: 140px !important;
        border-radius: 6px !important;
        overflow: hidden !important;
    }

    .gallery-thumbnail img {
        width: 100% !important;
        height: 100% !important;
        object-fit: cover !important;
    }

    /* Certifications Grid */
    .certifications-grid {
        grid-template-columns: 1fr 1fr !important;
        gap: 1rem !important;
    }

    .publication-highlight {
        padding: 1.5rem !important;
        margin-bottom: 1.5rem !important;
    }

    /* Contact print layout */
    .contact-grid {
        grid-template-columns: 1fr !important;
    }

    .contact-info-panel {
        background: transparent !important;
        border: none !important;
        box-shadow: none !important;
        padding: 0 !important;
        width: 100% !important;
    }

    .info-details {
        display: grid !important;
        grid-template-columns: repeat(3, 1fr) !important;
        gap: 1rem !important;
        margin-top: 1rem !important;
    }

    .info-item {
        margin-bottom: 0 !important;
    }

    /* Footers */
    .main-footer {
        padding: 1rem 0 0 0 !important;
        border-top: 1px solid var(--border-color) !important;
        margin-top: 2rem !important;
    }

    .footer-note {
        display: none !important;
    }
}