/* 
   Jagadeesh.dev - Personal Brand Website
   Style System: Deep Navy & Bright Teal Accent
*/

:root {
    /* Colors */
    --bg-primary: #0a101f;
    --bg-secondary: #0f172a;
    --bg-card: rgba(30, 41, 59, 0.4);
    --bg-card-hover: rgba(30, 41, 59, 0.8);

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --accent-teal: #14b8a6;
    --accent-teal-glow: rgba(20, 184, 166, 0.3);
    --accent-blue: #3b82f6;

    --border-color: rgba(255, 255, 255, 0.08);

    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;

    /* Layout */
    --nav-height: 80px;
    --max-width: 1100px;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-height);
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 100px 0;
}

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

.mt-4 {
    margin-top: 1.5rem;
}

/* Typography elements */
.gradient-text {
    background: linear-gradient(135deg, var(--accent-teal), var(--accent-blue));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    font-family: var(--font-body);
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-size: 1rem;
}

.btn i {
    font-size: 1.25rem;
    transition: transform var(--transition-fast);
}

.btn:hover i {
    transform: translateX(4px);
}

.btn-primary {
    background-color: var(--accent-teal);
    color: #000;
    border: 1px solid var(--accent-teal);
    box-shadow: 0 0 20px rgba(20, 184, 166, 0.2);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-teal);
    box-shadow: 0 0 30px var(--accent-teal-glow);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--accent-teal);
    color: var(--accent-teal);
    background-color: rgba(20, 184, 166, 0.05);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background-color: rgba(10, 16, 31, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition-fast);
}

.navbar.scrolled {
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

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

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

.nav-link {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
    padding: 0.5rem 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-teal);
    transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: var(--nav-height);
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.greeting {
    font-family: var(--font-heading);
    color: var(--accent-teal);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1.25rem;
    letter-spacing: 0.5px;
}

.wave {
    display: inline-block;
    animation: wave 2.5s infinite;
    transform-origin: 70% 70%;
}

@keyframes wave {
    0% {
        transform: rotate(0.0deg)
    }

    10% {
        transform: rotate(14.0deg)
    }

    20% {
        transform: rotate(-8.0deg)
    }

    30% {
        transform: rotate(14.0deg)
    }

    40% {
        transform: rotate(-4.0deg)
    }

    50% {
        transform: rotate(10.0deg)
    }

    60% {
        transform: rotate(0.0deg)
    }

    100% {
        transform: rotate(0.0deg)
    }
}

.headline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 800;
    letter-spacing: -1.5px;
    margin-bottom: 1.5rem;
}

.sub-headline {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: var(--text-secondary);
    max-width: 650px;
    margin-bottom: 2.5rem;
}

.hero-ctas {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.hero-socials {
    display: flex;
    gap: 1.5rem;
}

.social-icon {
    font-size: 1.5rem;
    color: var(--text-secondary);
    transition: all var(--transition-fast);
}

.social-icon:hover {
    color: var(--accent-teal);
    transform: translateY(-3px);
}

.hero-bg-glow {
    position: absolute;
    top: 50%;
    right: 0%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(20, 184, 166, 0.08) 0%, rgba(10, 16, 31, 0) 70%);
    z-index: 1;
    pointer-events: none;
}

/* Section Headers */
.section-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.section-header.center {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    gap: 1rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
}

.section-line {
    height: 1px;
    background-color: var(--border-color);
    flex-grow: 1;
    max-width: 300px;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
}

.lead-text {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
}

.focus-area h3 {
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    font-size: 1.25rem;
}

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

.focus-list li {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.focus-list i {
    color: var(--accent-teal);
    font-size: 1.5rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.focus-list span {
    color: var(--text-secondary);
}

.focus-list strong {
    color: var(--text-primary);
}

/* Work Section */
.tabs-container {
    margin-bottom: 3rem;
    overflow-x: auto;
    scrollbar-width: none;
}

.tabs-container::-webkit-scrollbar {
    display: none;
}

.tab-list {
    display: flex;
    gap: 1rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1px;
}

.tab-item {
    padding: 0.75rem 1.5rem;
    color: var(--text-muted);
    font-weight: 500;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.tab-item:hover {
    color: var(--text-secondary);
}

.tab-item.active {
    color: var(--accent-teal);
    border-bottom-color: var(--accent-teal);
}

.tab-content {
    display: none;
    animation: fadeIn 0.4s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 12px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0) 100%);
    pointer-events: none;
}

.card:hover {
    background-color: var(--bg-card-hover);
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(20, 184, 166, 0.4);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4), 0 0 20px rgba(20, 184, 166, 0.15);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 1rem;
}

.card-header h3 {
    font-size: 1.25rem;
}

.badge {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--accent-blue);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.badge.status-coming {
    background-color: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.card-body {
    flex-grow: 1;
    margin-bottom: 1.5rem;
}

.card-body p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 0.75rem;
}

.card-body p:last-child {
    margin-bottom: 0;
}

.card-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.tech-tag {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    color: var(--accent-teal);
    background-color: var(--accent-teal-glow);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
}

.card-footer {
    margin-top: auto;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.card-link i {
    transition: transform var(--transition-fast);
}

.card-link:hover {
    color: var(--accent-teal);
}

.card-link:hover i {
    transform: translate(3px, -3px);
}

.btn-small {
    background-color: rgba(255, 255, 255, 0.05);
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    border: 1px solid var(--border-color);
}

.btn-small:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

/* Prompt Library Styles */
.prompt-library-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.prompt-header {
    text-align: center;
    margin-bottom: 2rem;
}

.prompt-header h3 {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    color: var(--accent-teal);
    margin-bottom: 0.5rem;
}

.prompt-header p {
    color: var(--text-secondary);
}

.prompt-controls {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 2rem;
}

.prompt-controls label {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}

.select-wrapper {
    position: relative;
    width: 100%;
}

.prompt-dropdown {
    width: 100%;
    appearance: none;
    background-color: rgba(15, 23, 42, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem 1.25rem;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    cursor: pointer;
    transition: border-color var(--transition-fast);
}

.prompt-dropdown:focus {
    outline: none;
    border-color: var(--accent-teal);
}

.prompt-dropdown option {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.select-icon {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    pointer-events: none;
}

.prompt-display-area {
    background-color: #0d1117;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    animation: fadeIn 0.3s ease-in-out;
}

.prompt-display-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    background-color: #161b22;
    border-bottom: 1px solid var(--border-color);
}

.prompt-lang {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.btn-copy {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 0.4rem 0.75rem;
    border-radius: 4px;
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: all var(--transition-fast);
}

.btn-copy:hover {
    color: var(--text-primary);
    border-color: var(--text-primary);
}

.btn-copy.copied {
    color: var(--accent-teal);
    border-color: var(--accent-teal);
}

.prompt-display-area pre {
    margin: 0;
    padding: 1.5rem;
    overflow-x: auto;
}

.prompt-display-area code {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #c9d1d9;
    white-space: pre-wrap;
    word-break: normal;
}

/* Content Section Elements */
.youtube-block {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 3rem;
    margin-bottom: 3rem;
    position: relative;
    overflow: hidden;
}

.youtube-header {
    margin-bottom: 2rem;
    max-width: 600px;
}

.youtube-header h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.youtube-icon {
    color: #ff0000;
    font-size: 2rem;
}

.youtube-header p {
    color: var(--text-secondary);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.video-card {
    background-color: var(--bg-primary);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: transform var(--transition-fast);
}

.video-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 255, 255, 0.15);
}

.video-thumbnail {
    aspect-ratio: 16/9;
    background-color: #1a2235;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.video-card:hover .video-thumbnail {
    color: var(--text-primary);
}

.video-info {
    padding: 1.25rem;
}

.video-info h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.video-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-link {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.9rem;
    color: var(--accent-teal);
    font-weight: 500;
}

.articles-block {
    max-width: 800px;
    margin: 0 auto;
}

.articles-block h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.article-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.article-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.article-item:hover {
    border-color: var(--accent-teal);
    background-color: rgba(20, 184, 166, 0.05);
}

.article-title {
    font-weight: 500;
}

.article-item i {
    color: var(--text-muted);
    transition: color var(--transition-fast);
}

.article-item:hover i {
    color: var(--accent-teal);
}

/* Contact Section */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-text {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.contact-socials {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1.1rem;
}

.social-link:hover {
    border-color: var(--text-primary);
    transform: translateX(5px);
}

.social-link i {
    font-size: 1.5rem;
    color: var(--accent-teal);
}

.contact-form-container {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
}

.contact-form input,
.contact-form textarea {
    background-color: rgba(15, 23, 42, 0.6);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 0.875rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-teal);
    background-color: rgba(15, 23, 42, 0.9);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.2);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-muted);
}

.submit-btn {
    width: 100%;
}

.form-status {
    text-align: center;
    font-size: 0.9rem;
    min-height: 1.5em;
}

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

/* Footer */
.footer {
    padding: 2rem 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-primary);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
}

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

.footer-copy {
    color: var(--text-muted);
    font-size: 0.9rem;
}

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

.footer-links a {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--text-primary);
}

/* Responsive Design */
@media (max-width: 900px) {
    .headline {
        font-size: 3rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: var(--nav-height);
        left: 0;
        width: 100%;
        background-color: var(--bg-secondary);
        flex-direction: column;
        gap: 0;
        border-bottom: 1px solid var(--border-color);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.3s ease-in-out;
    }

    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0% 100%);
    }

    .nav-link {
        display: block;
        padding: 1.5rem 2rem;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }

    .nav-link::after {
        display: none;
    }

    .hero {
        text-align: left;
    }

    .section {
        padding: 60px 0;
    }

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

    .youtube-block {
        padding: 2rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .headline {
        font-size: 2.5rem;
    }

    .hero-ctas {
        flex-direction: column;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}