/* ==========================================================================
   CSS CUSTOM PROPERTIES (DARK FIRST BY DEFAULT)
   ========================================================================== */
:root {
    --font-main: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    --font-headings: 'Outfit', var(--font-main);
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Dark Theme Variables */
    --bg-color: #0d0d14;
    --surface-color: #131320;
    --surface-hover: #1a1a2b;
    --text-main: #f4f4f7;
    --text-sec: #9ca3af;
    --accent: #3B8BD4; /* Electric Blue */
    --accent-gradient-end: #534AB7; /* Deep Indigo */
    --accent-glow: rgba(59, 139, 212, 0.25);
    --glass-bg: rgba(19, 19, 32, 0.75);
    --glass-border: rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
    --border-radius-card: 16px;
    --border-radius-pill: 30px;
    
    --focus-ring: 0 0 0 3px rgba(59, 139, 212, 0.4);
    
    /* Predefined brand colors for tags */
    --tag-python: rgba(59, 139, 212, 0.1);
    --tag-python-text: #60a5fa;
    --tag-flask: rgba(244, 244, 247, 0.08);
    --tag-flask-text: #e2e8f0;
    --tag-java: rgba(249, 115, 22, 0.15);
    --tag-java-text: #fdba74;
    --tag-concurrency: rgba(168, 85, 247, 0.15);
    --tag-concurrency-text: #d8b4fe;
    --tag-docker: rgba(14, 165, 233, 0.15);
    --tag-docker-text: #7dd3fc;
}

/* Light Theme Variables */
body.light-theme {
    --bg-color: #f4f4f7;
    --surface-color: #ffffff;
    --surface-hover: #f9f9fc;
    --text-main: #0d0d14;
    --text-sec: #4b5563;
    --accent: #534AB7; /* Deep Indigo */
    --accent-gradient-end: #3B8BD4; /* Electric Blue */
    --accent-glow: rgba(83, 74, 183, 0.15);
    --glass-bg: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.12);
    
    --focus-ring: 0 0 0 3px rgba(83, 74, 183, 0.4);
    
    --tag-python: rgba(59, 139, 212, 0.08);
    --tag-python-text: #2563eb;
    --tag-flask: rgba(13, 13, 20, 0.05);
    --tag-flask-text: #374151;
    --tag-java: rgba(249, 115, 22, 0.1);
    --tag-java-text: #ea580c;
    --tag-concurrency: rgba(168, 85, 247, 0.1);
    --tag-concurrency-text: #7c3aed;
    --tag-docker: rgba(14, 165, 233, 0.1);
    --tag-docker-text: #0284c7;
}

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

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

/* Custom scrollbars */
::-webkit-scrollbar {
    width: 10px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 5px;
    border: 2px solid var(--bg-color);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-headings);
    font-weight: 700;
    line-height: 1.25;
    color: var(--text-main);
}

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

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

/* Accessibility Focus States */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
[role="button"]:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

/* Global Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin-right: auto;
    margin-left: auto;
    padding-right: 1.5rem;
    padding-left: 1.5rem;
}

.section {
    padding: 6.25rem 0; /* 100px Section Y margins */
    position: relative;
    z-index: 2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-gradient-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.link-inline {
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    border-bottom: 1px dashed var(--accent);
}
.link-inline:hover {
    border-bottom-style: solid;
}

/* ==========================================================================
   VISUAL ORNAMENTATION (GRAIN, BLOBS, EFFECTS)
   ========================================================================== */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0.025;
    pointer-events: none;
    z-index: 9999;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
    transition: opacity var(--transition-normal);
}
body.light-theme .grain-overlay {
    opacity: 0.015;
}

.bg-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(130px);
    z-index: 0;
    pointer-events: none;
    opacity: 0.12;
    transition: opacity var(--transition-normal);
}
.blob-1 {
    top: 5vh;
    left: 10vw;
    width: 35vw;
    height: 35vw;
    background: radial-gradient(circle, var(--accent) 0%, transparent 70%);
    animation: driftBlob1 18s ease-in-out infinite alternate;
}
.blob-2 {
    top: 60vh;
    right: 5vw;
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, var(--accent-gradient-end) 0%, transparent 70%);
    animation: driftBlob2 22s ease-in-out infinite alternate;
}

@keyframes driftBlob1 {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(60px, 40px) scale(1.15); }
}
@keyframes driftBlob2 {
    0% { transform: translate(0, 0) scale(1.1); }
    100% { transform: translate(-50px, -30px) scale(0.9); }
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    border-radius: var(--border-radius-pill);
    font-weight: 600;
    font-family: var(--font-headings);
    font-size: 0.95rem;
    cursor: pointer;
    border: none;
    transition: all var(--transition-fast);
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-gradient-end) 100%);
    color: #ffffff;
    box-shadow: 0 4px 14px var(--accent-glow);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--accent-glow);
    filter: brightness(1.1);
}

.btn-secondary {
    background: var(--surface-color);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
    transform: translateY(-2px);
    background: var(--surface-hover);
    border-color: var(--accent);
}

.btn-sm {
    padding: 0.5rem 1.1rem;
    font-size: 0.85rem;
}

/* ==========================================================================
   NAVBAR (STICKY GLASSMORPHISM)
   ========================================================================== */
.navbar-sticky {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--glass-border);
    background-color: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: padding var(--transition-normal);
    padding: 1.25rem 0;
}
.navbar-sticky.scrolled {
    padding: 0.75rem 0;
    box-shadow: var(--shadow-md);
}

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

.logo-monogram {
    font-family: var(--font-headings);
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -1px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-gradient-end) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2.25rem;
}

.nav-link {
    color: var(--text-sec);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition-fast);
    position: relative;
}
.nav-link:hover,
.nav-link.active {
    color: var(--text-main);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: width var(--transition-fast);
}
.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-theme-toggle {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--surface-color);
    color: var(--text-main);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all var(--transition-fast);
}
.btn-theme-toggle:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.icon-light {
    display: none;
}
body.light-theme .icon-dark {
    display: none;
}
body.light-theme .icon-light {
    display: block;
}

.btn-nav-cta {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-gradient-end) 100%);
    color: #ffffff;
    font-weight: 600;
    font-size: 0.85rem;
    padding: 0.5rem 1.1rem;
    border-radius: var(--border-radius-pill);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.btn-nav-cta:hover {
    filter: brightness(1.1);
    transform: translateY(-1px);
}

.mobile-toggle-btn {
    display: none;
    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    color: var(--text-main);
    cursor: pointer;
    font-size: 1.25rem;
    align-items: center;
    justify-content: center;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-sec {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 7rem;
    padding-bottom: 4rem;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-welcome {
    font-family: var(--font-headings);
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 0.75rem;
    display: block;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    line-height: 1.15;
    margin-bottom: 1rem;
}

.hero-typewriter-container {
    font-family: var(--font-headings);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--text-main);
    margin-bottom: 1rem;
}
.typewriter-text {
    color: var(--accent);
    font-weight: 700;
}
.typewriter-cursor {
    animation: blinkCursor 0.8s steps(2, start) infinite;
    color: var(--accent);
    font-weight: 300;
    margin-left: 2px;
}
@keyframes blinkCursor {
    to { visibility: hidden; }
}

.hero-tagline {
    font-size: 1.15rem;
    color: var(--text-sec);
    max-width: 540px;
    margin-bottom: 2.25rem;
}

.hero-ctas {
    display: flex;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.hero-socials {
    display: flex;
    gap: 1.25rem;
}
.hero-socials a {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--surface-color);
    border: 1px solid var(--glass-border);
    color: var(--text-sec);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all var(--transition-fast);
}
.hero-socials a:hover {
    border-color: var(--accent);
    color: var(--text-main);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px var(--accent-glow);
}

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

.profile-image-container {
    position: relative;
    width: 320px;
    height: 320px;
}

.profile-glow-ring {
    position: absolute;
    inset: -12px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    box-shadow: 0 0 24px var(--accent-glow);
    animation: morphRing 10s ease-in-out infinite;
    opacity: 0.6;
}

.profile-img-frame {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid var(--bg-color);
    box-shadow: var(--shadow-lg);
    background-color: var(--surface-color);
    position: relative;
    z-index: 2;
}
.profile-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@keyframes morphRing {
    0%, 100% { border-radius: 50% 50% 50% 50% / 50% 50% 50% 50%; }
    25% { border-radius: 46% 54% 48% 52% / 51% 47% 53% 49%; }
    50% { border-radius: 53% 47% 52% 48% / 46% 53% 47% 54%; }
    75% { border-radius: 48% 52% 47% 53% / 52% 49% 51% 48%; }
}

/* Floating Code Editor Card on Hero Background */
.floating-code-card {
    position: absolute;
    bottom: -1.5rem;
    left: -2.5rem;
    width: 300px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 12px;
    padding: 0.85rem;
    box-shadow: var(--shadow-lg);
    z-index: 5;
    animation: floatCode 6s ease-in-out infinite alternate;
    border-left: 3px solid var(--accent);
}
@keyframes floatCode {
    0% { transform: translateY(0) rotate(-1.5deg); }
    100% { transform: translateY(-12px) rotate(1deg); }
}

.floating-code-card .card-header {
    display: flex;
    align-items: center;
    gap: 5px;
    margin-bottom: 0.6rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--glass-border);
}
.floating-code-card .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}
.floating-code-card .dot.red { background: #ef4444; }
.floating-code-card .dot.yellow { background: #eab308; }
.floating-code-card .dot.green { background: #22c55e; }
.floating-code-card .card-filename {
    font-family: var(--font-main);
    font-size: 0.65rem;
    font-weight: 500;
    color: var(--text-sec);
    margin-left: 0.35rem;
}
.floating-code-card .card-body pre {
    margin: 0;
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.72rem;
    line-height: 1.4;
    color: var(--text-main);
}
.floating-code-card .key { color: #f472b6; font-weight: 600; }
.floating-code-card .func { color: #60a5fa; }

/* ==========================================================================
   SECTIONS GENERAL
   ========================================================================== */
.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-title {
    font-size: 2.25rem;
    margin-bottom: 0.75rem;
}

.section-title-line {
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent) 0%, var(--accent-gradient-end) 100%);
    margin: 0 auto;
    border-radius: 2px;
}

/* ==========================================================================
   ABOUT ME SECTION
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 4rem;
    align-items: center;
}

.about-p {
    color: var(--text-sec);
    font-size: 1.05rem;
    margin-bottom: 1.25rem;
}
.about-p:last-child {
    margin-bottom: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.stat-card {
    background: var(--surface-color);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-card);
    padding: 1.75rem 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
}
.stat-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.stat-num-container {
    display: flex;
    align-items: center;
    font-family: var(--font-headings);
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.5rem;
    color: var(--accent);
}

.stat-plus {
    font-size: 1.8rem;
    font-weight: 700;
    margin-left: 1px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-sec);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

.stat-icon-wrapper {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--tag-java);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.stat-label-large {
    font-family: var(--font-headings);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 0.15rem;
}
.stat-sublabel {
    font-size: 0.8rem;
    color: var(--text-sec);
}

/* ==========================================================================
   SKILLS SECTION (3-COLUMN GRID)
   ========================================================================== */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.skills-category-card {
    background: var(--surface-color);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-card);
    padding: 2.25rem 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.skills-category-card:hover {
    transform: translateY(-5px);
    border-color: var(--accent);
    box-shadow: 0 8px 30px var(--accent-glow);
}

.category-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 0.75rem;
}
.category-header i {
    font-size: 1.3rem;
    color: var(--accent);
}
.category-header h3 {
    font-size: 1.25rem;
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

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

.skill-lang-icon {
    font-size: 2rem;
    width: 36px;
    text-align: center;
}

.skill-custom-icon {
    font-family: var(--font-headings);
    font-size: 1.1rem;
    font-weight: 800;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Specific skill icon coloring */
.java-color { color: #f89820; }
.c-color { background-color: rgba(0, 89, 156, 0.1); color: #00599c; }
.python-color { color: #3776ab; }
.core-color { color: var(--accent); }
.git-color { color: #f05032; }
.vscode-color { color: #007acc; }
.intellij-color { color: #fe2857; }

.skill-meta {
    flex-grow: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.skill-name {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-main);
}

.badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.25rem 0.6rem;
    border-radius: var(--border-radius-pill);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.badge-expert {
    background-color: rgba(34, 197, 94, 0.12);
    color: #4ade80;
}
.badge-intermediate {
    background-color: rgba(59, 130, 246, 0.12);
    color: #60a5fa;
}
.badge-beginner {
    background-color: rgba(234, 179, 8, 0.12);
    color: #facc15;
}

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */
.projects-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.project-card {
    background: var(--surface-color);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.project-card:hover {
    transform: scale(1.02);
    border-color: var(--accent);
    box-shadow: 0 8px 32px var(--accent-glow);
}

/* Featured Project layout - Wider Card */
.featured-project {
    display: grid;
    grid-template-columns: 1.1fr 1.9fr;
}

.project-thumbnail {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(83, 74, 183, 0.25) 0%, rgba(59, 139, 212, 0.25) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 240px;
}
.thumbnail-glow {
    position: absolute;
    width: 120px;
    height: 120px;
    background: var(--accent);
    filter: blur(50px);
    opacity: 0.3;
    z-index: 1;
}

.project-logo-img {
    position: relative;
    z-index: 2;
    max-width: 80%;
    max-height: 80%;
    object-fit: contain;
    filter: drop-shadow(0 4px 10px rgba(0,0,0,0.3));
}

.thumbnail-icon-wrapper {
    position: relative;
    z-index: 2;
    width: 70px;
    height: 70px;
    border-radius: 18px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--accent);
}

.thumbnail-cache {
    background: linear-gradient(135deg, rgba(234, 152, 32, 0.15) 0%, rgba(249, 115, 22, 0.25) 100%);
}
.thumbnail-sandbox {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(14, 165, 233, 0.25) 100%);
}

.project-content {
    padding: 2.25rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.project-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.85rem;
}

.project-name {
    font-size: 1.4rem;
}

.status-pill {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.2rem 0.6rem;
    border-radius: var(--border-radius-pill);
}
.status-live {
    background-color: rgba(34, 197, 94, 0.15);
    color: #4ade80;
}
.status-completed {
    background-color: rgba(59, 130, 246, 0.15);
    color: #60a5fa;
}
.status-progress {
    background-color: rgba(249, 115, 22, 0.15);
    color: #fb923c;
}

.project-description {
    color: var(--text-sec);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    line-height: 1.5;
    /* Limit to exactly 2 lines as required */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.project-tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.75rem;
}

.tech-pill {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-pill);
    background: var(--glass-border);
    color: var(--text-main);
}

/* Injecting custom specific tags colors defined in root */
.tech-pill:nth-of-type(1) { background: var(--tag-python); color: var(--tag-python-text); }
.tech-pill:nth-of-type(2) { background: var(--tag-flask); color: var(--tag-flask-text); }
.project-card:nth-of-type(2) .tech-pill:nth-of-type(1) { background: var(--tag-java); color: var(--tag-java-text); }
.project-card:nth-of-type(2) .tech-pill:nth-of-type(2) { background: var(--tag-concurrency); color: var(--tag-concurrency-text); }
.project-card:nth-of-type(3) .tech-pill:nth-of-type(1) { background: var(--tag-java); color: var(--tag-java-text); }
.project-card:nth-of-type(3) .tech-pill:nth-of-type(2) { background: var(--tag-docker); color: var(--tag-docker-text); }

.project-links {
    display: flex;
    gap: 0.75rem;
}

/* Secondary projects layout - 2 Subgrid items */
.projects-subgrid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}
.projects-subgrid .project-thumbnail {
    min-height: 160px;
}

/* ==========================================================================
   EXPERIENCE & TIMELINE SECTION
   ========================================================================== */
.timeline-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 2px;
    background-color: var(--accent);
    transform: translateX(-50%);
}

.timeline-entry {
    position: relative;
    width: 50%;
    padding: 1.5rem 3rem;
}

.timeline-dot {
    position: absolute;
    top: 2rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--bg-color);
    border: 3px solid var(--accent);
    z-index: 10;
    box-shadow: 0 0 10px var(--accent-glow);
}

.entry-left {
    left: 0;
    text-align: right;
}
.entry-left .timeline-dot {
    right: -8px;
}

.entry-right {
    left: 50%;
}
.entry-right .timeline-dot {
    left: -8px;
}

.timeline-card {
    background: var(--surface-color);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-card);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-fast), border-color var(--transition-fast);
    position: relative;
}
.timeline-card:hover {
    border-color: var(--accent);
    transform: translateY(-3px);
}

.timeline-card-header {
    margin-bottom: 1.25rem;
}

.timeline-date {
    font-family: var(--font-headings);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    display: block;
    margin-bottom: 0.4rem;
}

.timeline-title {
    font-size: 1.25rem;
    margin-bottom: 0.15rem;
}

.timeline-subtitle {
    font-size: 0.95rem;
    color: var(--text-sec);
    font-weight: 500;
}

.timeline-body p {
    font-size: 0.92rem;
    color: var(--text-sec);
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.timeline-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-bottom: 1.5rem;
}
.entry-left .timeline-tags {
    justify-content: flex-end;
}

.tag-pill {
    font-size: 0.72rem;
    font-weight: 600;
    padding: 0.2rem 0.65rem;
    border-radius: var(--border-radius-pill);
    background: var(--glass-border);
    color: var(--text-sec);
}

.timeline-action {
    display: flex;
}
.entry-left .timeline-action {
    justify-content: flex-end;
}

/* Certifications inside timeline entries (flex layout) */
.flex-cert {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}
.entry-left .flex-cert {
    flex-direction: row-reverse;
}

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

.cert-thumbnail-wrapper {
    flex-shrink: 0;
    width: 110px;
    height: 78px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    cursor: pointer;
    position: relative;
    box-shadow: var(--shadow-sm);
}
.cert-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-fast);
}
.cert-thumbnail-overlay {
    position: absolute;
    inset: 0;
    background-color: rgba(13, 13, 20, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    font-size: 1.1rem;
    opacity: 0;
    transition: opacity var(--transition-fast);
}
.cert-thumbnail-wrapper:hover .cert-thumbnail {
    transform: scale(1.1);
}
.cert-thumbnail-wrapper:hover .cert-thumbnail-overlay {
    opacity: 1;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    gap: 4rem;
    align-items: start;
}

.contact-subtitle {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.contact-desc {
    color: var(--text-sec);
    font-size: 1.05rem;
    margin-bottom: 2.25rem;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: var(--tag-python);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--accent);
}

.contact-item-details {
    display: flex;
    flex-direction: column;
}

.contact-item-label {
    font-size: 0.8rem;
    color: var(--text-sec);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.contact-item-val {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-main);
}
.contact-item-val a {
    color: inherit;
}
.contact-item-val a:hover {
    color: var(--accent);
}

/* Injected dynamic buttons & placeholders */
.btn-reveal-detail {
    background: transparent;
    border: none;
    color: var(--accent);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    padding: 0;
    font-family: var(--font-main);
    border-bottom: 1px dashed var(--accent);
    transition: color var(--transition-fast);
}
.btn-reveal-detail:hover {
    color: var(--text-main);
    border-bottom-style: solid;
}

.val-dynamic {
    min-height: 24px;
}

/* Honeypot hidden input styling */
.honeypot-input {
    display: none;
}

/* Form Styling */
.contact-card-wrapper {
    background: var(--surface-color);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-card);
    padding: 2.5rem;
    box-shadow: var(--shadow-sm);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-sec);
}

.form-input,
.form-textarea {
    width: 100%;
    background-color: var(--bg-color);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-family: var(--font-main);
    font-size: 0.95rem;
    color: var(--text-main);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: var(--focus-ring);
}

.btn-submit {
    align-self: flex-start;
    padding: 0.75rem 1.75rem;
}

.form-footer-note {
    font-size: 0.75rem;
    color: var(--text-sec);
    text-align: center;
    margin-top: 0.5rem;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    background-color: var(--bg-color);
    position: relative;
    z-index: 2;
}

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

.copyright-text {
    font-size: 0.9rem;
    color: var(--text-sec);
}

.footer-social-row {
    display: flex;
    gap: 1rem;
}
.footer-social-row a {
    color: var(--text-sec);
    font-size: 1.05rem;
    transition: color var(--transition-fast), transform var(--transition-fast);
}
.footer-social-row a:hover {
    color: var(--accent);
    transform: translateY(-2px);
}

/* Floating Back to Top Button */
.back-to-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background-color: var(--glass-bg);
    color: var(--text-main);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
    z-index: 999;
}
.back-to-top-btn.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.back-to-top-btn:hover {
    background-color: var(--accent);
    color: #ffffff;
    border-color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 4px 14px var(--accent-glow);
}

/* ==========================================================================
   FULLSCREEN CERTIFICATE MODAL
   ========================================================================== */
.fullscreen-modal {
    position: fixed;
    inset: 0;
    background-color: rgba(13, 13, 20, 0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}
.fullscreen-modal.active {
    opacity: 1;
    visibility: visible;
}

.close-cert-btn {
    position: absolute;
    top: 2rem;
    right: 2.5rem;
    color: #ffffff;
    font-size: 3rem;
    font-weight: 300;
    cursor: pointer;
    transition: color var(--transition-fast);
    line-height: 1;
    user-select: none;
}
.close-cert-btn:hover {
    color: var(--accent);
}

.modal-content-wrapper {
    max-width: 85vw;
    max-height: 80vh;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0,0,0,0.8);
    border: 1px solid rgba(255,255,255,0.1);
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.fullscreen-modal.active .modal-content-wrapper {
    transform: scale(1);
}

.modal-cert-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-height: 80vh;
}

/* ==========================================================================
   SCROLL FADE-IN ON SCROLL ANIMATIONS (INTERSECTION OBSERVER)
   ========================================================================== */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   RESPONSIVE DESIGN Breakpoints (Mobile first / overrides)
   ========================================================================== */

/* Breakpoint for Tablets / Laptops */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    .hero-sec {
        padding-top: 8rem;
        padding-bottom: 2rem;
    }
    .hero-ctas, .hero-socials {
        justify-content: center;
    }
    .hero-tagline {
        margin-right: auto;
        margin-left: auto;
    }
    .hero-right {
        order: -1; /* Display portrait image on top of text on tablets */
    }
    
    .floating-code-card {
        display: none; /* Hide floating card decorative on smaller screens to avoid visual clutter */
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .featured-project {
        grid-template-columns: 1fr;
    }
    
    .projects-subgrid {
        grid-template-columns: 1fr;
    }
    
    .timeline-line {
        left: 24px;
    }
    .timeline-entry {
        width: 100%;
        padding-left: 4rem;
        padding-right: 1.5rem;
        text-align: left;
    }
    .entry-left .timeline-dot,
    .entry-right .timeline-dot {
        left: 16px;
    }
    .entry-left .timeline-tags,
    .entry-left .timeline-action {
        justify-content: flex-start;
    }
    .entry-left .flex-cert {
        flex-direction: row;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

/* Breakpoint for Mobile / Phablets (768px and down) */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--surface-color);
        border-left: 1px solid var(--glass-border);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        padding: 2rem;
        transition: right var(--transition-normal);
        z-index: 998;
        box-shadow: var(--shadow-lg);
    }
    .nav-menu.active {
        right: 0;
    }
    
    .mobile-toggle-btn {
        display: flex;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .form-group-row {
        grid-template-columns: 1fr;
    }
    
    .footer-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .navbar-sticky {
        padding: 1rem 0;
    }
}

/* Breakpoint for Small Mobile (375px and down) */
@media (max-width: 375px) {
    html {
        font-size: 14px;
    }
    
    .profile-image-container {
        width: 260px;
        height: 260px;
    }
    
    .hero-ctas {
        flex-direction: column;
        width: 100%;
    }
    .btn {
        width: 100%;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .flex-cert {
        flex-direction: column;
    }
    .cert-thumbnail-wrapper {
        width: 100%;
        height: 180px;
    }
    .timeline-card {
        padding: 1.5rem;
    }
}