/* --- GLOBAL STYLES & THEME VARIABLES --- */

:root {
    --color-primary: #0a0e14; /* Deep space black */
    --color-secondary: #121822; /* Dark panel background */
    --color-accent-blue: #00e0ff; /* Neon cyan/blue for highlights */
    --color-text-main: #e0e6ed; /* Light gray text */
    --color-text-faded: #9ca3af; /* Faded gray text */
    --color-border: #1f2937; /* Subtle border gray */
    --border-radius-main: 10px;
    --transition-speed: 0.3s;
}

/* Base reset and font settings */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--color-primary);
    color: var(--color-text-main);
    line-height: 1.6;
    overflow-x: hidden; /* Prevent horizontal scroll from layout shifts */
}

/* Typography Enhancements */
h1, h2, h3, h4, h5 {
    font-family: 'Space Mono', monospace;
    color: var(--color-text-main);
    letter-spacing: -0.5px;
    margin-bottom: 0.5em;
}

.highlight-text {
    color: var(--color-accent-blue);
    font-weight: 700;
}

.highlight-text-secondary {
    color: #0088aa; /* Darker cyan for status tags */
}

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

a:hover {
    color: #00ffff;
}

/* Selection Color for Tech Look */
::selection {
    background-color: var(--color-accent-blue);
    color: var(--color-primary);
}


/* --- 1. FLOATING NAVIGATION HEADER --- */

.floating-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(18, 24, 34, 0.95); /* Semi-transparent background */
    backdrop-filter: blur(8px); /* Frosted glass effect */
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 2.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.logo-container {
    display: flex;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.profile-photo-mini {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 0.75rem;
    border: 2px solid var(--color-accent-blue);
    box-shadow: 0 0 8px rgba(0, 224, 255, 0.5);
}

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

.nav-links {
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: var(--color-text-faded);
    padding: 0.5rem 0;
    position: relative;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Active/Hover Underline Effect */
.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background-color: var(--color-accent-blue);
    transition: width var(--transition-speed) ease, left var(--transition-speed) ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
    left: 0;
}

.nav-links a.active {
    color: var(--color-accent-blue);
}

.cta-download-header {
    background-color: var(--color-accent-blue);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-main);
    font-weight: 700;
    font-size: 0.85rem;
    transition: background-color var(--transition-speed);
}

.cta-download-header:hover {
    background-color: #00ffff;
    box-shadow: 0 0 15px var(--color-accent-blue);
}


/* --- 2. MAIN CONTENT & DASHBOARD PANELS --- */

.content-area {
    padding-top: 5rem; /* Space for the fixed header */
}

.dashboard-panel {
    background-color: var(--color-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-main);
    margin: 2rem auto;
    padding: 2.5rem;
    max-width: 1200px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.4);
}

.section-title {
    font-size: 1.8rem;
    color: var(--color-accent-blue);
    border-bottom: 2px solid var(--color-border);
    padding-bottom: 0.5rem;
    margin-bottom: 2rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.section-subtitle {
    color: var(--color-text-faded);
    margin-bottom: 2rem;
}

/* Scroll Fade-In Animation (Initial state for JS to control) */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}


/* --- A. HERO SECTION --- */

.hero-section {
    padding: 5rem 2.5rem 3rem;
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: center;
    background: linear-gradient(135deg, var(--color-secondary) 0%, #121822 80%);
    min-height: 80vh;
}

.hero-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.data-stream-status {
    font-family: 'Space Mono', monospace;
    color: var(--color-text-faded);
    margin-bottom: 1rem;
    font-size: 0.8rem;
}

.animated-text {
    font-size: 2.5rem;
    height: 1.2em; /* Ensure height is maintained while typing */
    display: block;
    font-weight: 700;
    color: var(--color-accent-blue);
    white-space: nowrap;
}

.cursor {
    display: inline-block;
    width: 2px;
    height: 1.2em;
    background-color: var(--color-text-main);
    margin-left: 5px;
    animation: blink 0.75s step-end infinite;
    transform: translateY(5px);
}

.cursor.highlight-text {
    background-color: var(--color-accent-blue);
}

@keyframes blink {
    from, to { opacity: 1; }
    50% { opacity: 0; }
}

.summary-text {
    font-size: 1.1rem;
    color: var(--color-text-faded);
    margin: 1.5rem 0;
}

.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: #1c232f;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-main);
    border-left: 4px solid var(--color-accent-blue);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.stat-number {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-accent-blue);
}

.stat-label {
    font-size: 0.8rem;
    color: var(--color-text-faded);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.shimmer-cta {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: var(--color-accent-blue);
    color: var(--color-primary);
    border-radius: 50px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: box-shadow 0.3s;
}

.shimmer-cta:hover {
    box-shadow: 0 0 25px var(--color-accent-blue);
}

/* Shimmer effect inside the button */
.shimmer-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -75%;
    width: 50%;
    height: 100%;
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.3) 50%, rgba(255, 255, 255, 0) 100%);
    transform: skewX(-20deg);
    transition: transform 1s;
}

.shimmer-cta:hover::before {
    transform: skewX(-20deg) translateX(250%);
}

/* Profile Image Styling */
.hero-profile-image {
    text-align: center;
}

.profile-photo {
    width: 100%;
    max-width: 350px;
    height: auto;
    border-radius: var(--border-radius-main);
    border: 5px solid var(--color-accent-blue);
    box-shadow: 0 0 20px rgba(0, 224, 255, 0.7);
    transition: transform 0.5s;
}

.profile-photo:hover {
    transform: scale(1.02);
}


/* --- B. PROFILE & EDUCATION MATRIX --- */

.profile-matrix-grid {
    display: grid;
    grid-template-columns: 3fr 2fr;
    gap: 2.5rem;
}

.profile-summary h4, .education-details h4 {
    color: var(--color-text-main);
    font-size: 1.4rem;
    border-bottom: 1px dashed var(--color-border);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.interpersonal-list {
    list-style: none;
    margin-top: 1.5rem;
    padding-left: 0;
}

.interpersonal-list li {
    margin-bottom: 0.75rem;
    color: var(--color-text-faded);
}

.interpersonal-list li i {
    margin-right: 0.5rem;
}

.edu-item {
    background-color: #161e29;
    padding: 1.25rem;
    border-radius: var(--border-radius-main);
    margin-bottom: 1.5rem;
    border-left: 5px solid var(--color-accent-blue);
    position: relative;
}

.edu-item h5 {
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.edu-item p {
    color: var(--color-text-faded);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.score-tag {
    display: inline-block;
    background-color: var(--color-accent-blue);
    color: var(--color-primary);
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 700;
}

.school-logo {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 1.5rem;
    font-weight: 800;
    color: rgba(0, 224, 255, 0.2);
    font-family: 'Space Mono', monospace;
}


/* --- C. WORK EXPERIENCE & TRAINING --- */

.experience-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.internship-card {
    background-color: #161e29;
    padding: 1.5rem;
    border-radius: var(--border-radius-main);
    border: 1px solid var(--color-border);
    transition: transform 0.3s, box-shadow 0.3s;
}

.internship-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 224, 255, 0.1);
}

.company-header-main {
    display: flex;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--color-border);
}

.company-logo-large {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-accent-blue);
    margin-right: 1rem;
    padding: 0.5rem;
    background-color: var(--color-secondary);
    border-radius: 6px;
    line-height: 1;
}

.internship-card h5 {
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.internship-card .date {
    color: var(--color-text-faded);
    font-size: 0.9rem;
}

.task-list {
    list-style-type: none;
    padding-left: 0;
    margin-bottom: 1.5rem;
}

.task-list li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    color: var(--color-text-faded);
    font-size: 0.95rem;
}

.task-list li::before {
    content: '\279C'; /* Right-pointing triangle as bullet */
    color: var(--color-accent-blue);
    font-weight: 700;
    position: absolute;
    left: 0;
}

/* Certificate Box */
.cert-display-box {
    background-color: #0d121c;
    border: 1px solid #005f77;
    border-radius: var(--border-radius-main);
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.cert-display-box p {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text-faded);
}

.cert-download-btn {
    background-color: var(--color-accent-blue);
    color: var(--color-primary);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    transition: opacity 0.3s;
}

.cert-download-btn:hover {
    opacity: 0.8;
}


/* --- D. SKILL MATRIX --- */

.skill-matrix-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.skill-bar-container {
    background-color: #161e29;
    padding: 1rem;
    border-radius: var(--border-radius-main);
    border: 1px solid var(--color-border);
}

.skill-label {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    color: var(--color-text-main);
}

.skill-bar {
    background-color: var(--color-primary);
    height: 15px;
    border-radius: 8px;
    overflow: hidden;
}

.skill-progress {
    height: 100%;
    background: linear-gradient(90deg, #0088aa, var(--color-accent-blue));
    border-radius: 8px;
    text-align: right;
    color: var(--color-primary);
    font-weight: 700;
    font-size: 0.7rem;
    padding-right: 5px;
    transition: width 1.5s ease-out; /* The core animation transition */
    display: flex;
    align-items: center;
    justify-content: flex-end;
    width: 0; /* Initial width is set to 0 and controlled by JS */
}

/* Hover effect on skill container to imply interactivity */
.skill-bar-container:hover {
    box-shadow: 0 0 15px rgba(0, 224, 255, 0.4);
}


/* --- E. PROJECTS SECTION --- */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.project-card {
    background-color: #161e29;
    padding: 1.5rem;
    border-radius: var(--border-radius-main);
    border: 1px solid var(--color-border);
    transition: border-color 0.3s, background-color 0.3s;
}

.project-card:hover {
    border-color: var(--color-accent-blue);
    background-color: #1d2533;
}

.project-card h4 {
    color: var(--color-text-main);
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.project-card i {
    color: var(--color-accent-blue);
    margin-right: 0.5rem;
}

.project-card p {
    color: var(--color-text-faded);
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.tech-used {
    display: inline-block;
    background-color: #0088aa;
    color: var(--color-primary);
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.github-cta-container {
    text-align: center;
}

.github-cta-link {
    display: inline-block;
    padding: 1rem 2.5rem;
    border: 2px solid var(--color-accent-blue);
    color: var(--color-accent-blue);
    border-radius: 50px;
    font-weight: 700;
    text-transform: uppercase;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.github-cta-link:hover {
    background-color: rgba(0, 224, 255, 0.1);
    box-shadow: 0 0 15px rgba(0, 224, 255, 0.5);
}


/* --- F. DATA STREAM PANEL (Image Section) --- */

.data-stream-panel {
    background: linear-gradient(10deg, #0d121c, var(--color-secondary));
}

.data-stream-content {
    display: grid;
    grid-template-columns: 2fr 1.5fr;
    gap: 3rem;
    align-items: center;
}

.data-stream-content h4 {
    font-size: 1.5rem;
    color: var(--color-text-main);
}

.data-stream-text p {
    margin-bottom: 1rem;
    color: var(--color-text-faded);
}

.data-stream-image-container {
    text-align: center;
}

.data-stream-image {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: var(--border-radius-main);
    box-shadow: 0 0 30px rgba(0, 224, 255, 0.3);
    border: 3px solid var(--color-accent-blue);
}

.stream-cta {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.75rem 1.5rem;
    background-color: #005f77;
    border-radius: 6px;
    font-weight: 600;
}


/* --- G. CERTIFICATIONS GALLERY --- */

.cert-gallery-container {
    overflow-x: auto;
    padding-bottom: 1rem; /* Space for scrollbar */
}

/* Hide scrollbar for aesthetics */
.cert-gallery-container::-webkit-scrollbar {
    height: 8px;
}
.cert-gallery-container::-webkit-scrollbar-thumb {
    background: #004d61;
    border-radius: 10px;
}
.cert-gallery-container::-webkit-scrollbar-track {
    background: #1c232f;
}


.cert-gallery {
    display: flex;
    gap: 1.5rem;
    padding: 0.5rem 0;
    min-width: fit-content; /* Allows horizontal scrolling */
}

.cert-item-horizontal {
    flex: 0 0 300px; /* Fixed width for horizontal scrolling */
    background-color: #161e29;
    padding: 1rem;
    border-radius: var(--border-radius-main);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
    transition: border-color 0.3s;
}

.cert-item-horizontal:hover {
    border-color: var(--color-accent-blue);
}

.cert-item-horizontal p {
    font-size: 0.9rem;
    font-weight: 600;
    margin: 0.75rem 0;
}

.cert-hr-img {
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--color-primary);
    background-color: var(--color-accent-blue);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-bottom: 0.5rem;
}


/* --- H. ACHIEVEMENTS & HOBBIES --- */

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.award-card {
    background-color: #1c232f;
    padding: 1.5rem;
    border-radius: var(--border-radius-main);
    border: 1px solid #005f77;
    position: relative;
    overflow: hidden;
}

.award-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 224, 255, 0.05);
    z-index: 0;
}

.award-card h4 {
    color: var(--color-accent-blue);
    font-size: 1.2rem;
}

.award-icon-large {
    font-size: 2.5rem;
    color: #0088aa;
    margin-bottom: 1rem;
    display: block;
}

.context {
    display: block;
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--color-text-faded);
    border-top: 1px dashed var(--color-border);
    padding-top: 0.5rem;
}


/* --- I. CONTACT & FOOTER (THE GRAND FINALE) --- */

.contact-footer-revamped {
    background-color: var(--color-primary);
    padding: 3rem 0;
    margin: 0;
    border-top: 4px solid var(--color-accent-blue);
}

.final-contact-console {
    max-width: 1000px;
    margin: 0 auto;
    background-color: #0d121c;
    border: 2px solid var(--color-accent-blue);
    border-radius: var(--border-radius-main);
    box-shadow: 0 0 30px rgba(0, 224, 255, 0.5);
    overflow: hidden;
}

.console-header {
    background-color: #005f77;
    color: var(--color-primary);
    padding: 0.75rem 1.5rem;
    font-family: 'Space Mono', monospace;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.contact-grid-final {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    padding: 2.5rem;
    gap: 2rem;
}

.cta-headline-final {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-text-main);
    margin-bottom: 1.5rem;
}

.final-cta-button {
    display: block;
    width: 100%;
    padding: 1.25rem 0;
    background: linear-gradient(45deg, var(--color-accent-blue), #00ffff);
    color: var(--color-primary);
    border-radius: var(--border-radius-main);
    font-size: 1.1rem;
    font-weight: 800;
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.final-cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 224, 255, 0.7);
}

.final-cta-button i {
    margin-right: 0.75rem;
}

.social-proof-final {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px dashed var(--color-border);
    color: var(--color-text-faded);
}

.stat-number-final {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-accent-blue);
    margin: 0 0.5rem;
}

.contact-details-final h4 {
    font-size: 1.4rem;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}

.detail-line {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 1rem;
    color: var(--color-text-faded);
}

.detail-line i {
    margin-right: 1rem;
    font-size: 1.25rem;
}

.final-download-btn {
    display: block;
    width: 100%;
    text-align: center;
    margin-top: 2rem;
    padding: 0.75rem;
    background-color: #2a3a50;
    border-radius: 6px;
    color: var(--color-text-main);
    font-weight: 600;
    transition: background-color 0.3s;
}

.final-download-btn:hover {
    background-color: #3b4e67;
}

.copyright-final {
    background-color: var(--color-primary);
    text-align: center;
    padding: 1rem 0;
    font-size: 0.8rem;
    color: var(--color-text-faded);
}


/* --- 10. MEDIA QUERIES (RESPONSIVENESS) --- */

@media (max-width: 1024px) {
    .floating-header {
        padding: 0.75rem 1.5rem;
    }
    .nav-links {
        gap: 1rem;
    }
    .nav-links a {
        font-size: 0.8rem;
    }
    .hero-section {
        gap: 2rem;
        padding: 4rem 1.5rem 3rem;
    }
    .animated-text {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .floating-header {
        flex-direction: column;
        align-items: flex-start;
        padding-bottom: 0.5rem;
        gap: 0.5rem;
    }
    .nav-links {
        justify-content: space-around;
        width: 100%;
        margin-top: 0.5rem;
        gap: 0.5rem;
    }
    .cta-download-header {
        display: none; /* Hide download button on small screens to save space in header */
    }
    .content-area {
        padding-top: 8rem; /* Increase top padding for the expanded header */
    }
    
    .hero-section {
        grid-template-columns: 1fr; /* Stack hero content and image */
        text-align: center;
        padding: 2rem 1rem;
    }
    .hero-profile-image {
        order: -1; /* Move image to the top */
        margin-bottom: 2rem;
    }
    .profile-photo {
        max-width: 250px;
    }
    .hero-stats {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .profile-matrix-grid,
    .data-stream-content,
    .contact-grid-final {
        grid-template-columns: 1fr; /* Single column layout for most sections */
    }

    .dashboard-panel {
        padding: 2rem 1.5rem;
    }
    .section-title {
        font-size: 1.5rem;
    }
    .animated-text {
        font-size: 1.8rem;
    }
}