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

:root {
    --bg-primary: #010428;
    --bg-secondary: #001530;
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --accent-color: #00747a;
    --accent-hover: #065257;
    --card-bg: rgba(0, 21, 48, 0.7);
    --input-bg: #001530;
    --gradient-1: #010428;
    --gradient-2: #001530;
    --gradient-3: #002029;
    --gradient-4: #00303d;
    --gradient-5: #004052;
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: all 0.5s cubic-bezier(0.68, -0.6, 0.32, 1.6);
    --scroll-timing: 1s;
    --scroll-timing-short: 0.6s;
}

body {
    font-family: 'IBM Plex Mono', monospace;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    position: relative;
    overflow-x: hidden;
}

/* Background Animation */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        45deg,
        var(--gradient-1),
        var(--gradient-2),
        var(--gradient-3),
        var(--gradient-4),
        var(--gradient-5)
    );
    background-size: 500% 500%;
    animation: gradientBG 15s ease infinite;
    z-index: -1;
    opacity: 0.8;
}

@keyframes gradientBG {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Floating Elements Animation */
.floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
    pointer-events: none;
}

.floating-element {
    position: absolute;
    width: 20px;
    height: 20px;
    background: rgba(6, 82, 87, 0.1);
    border-radius: 50%;
    animation: float 15s infinite linear;
}

.floating-element:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-element:nth-child(2) {
    top: 60%;
    left: 80%;
    animation-delay: -5s;
}

.floating-element:nth-child(3) {
    top: 40%;
    left: 50%;
    animation-delay: -10s;
}

@keyframes float {
    0% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-100px) rotate(180deg);
    }
    100% {
        transform: translateY(0) rotate(360deg);
    }
}

/* Navbar Styles */
.navbar {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    width: auto;
    padding: 0.5rem 2rem;
    background: rgba(0, 21, 48, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(6, 82, 87, 0.1);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 116, 122, 0.1);
}

.navbar:hover {
    box-shadow: 0 8px 32px rgba(0, 116, 122, 0.2),
                0 4px 16px rgba(0, 116, 122, 0.15);
    border-color: rgba(0, 116, 122, 0.2);
    transform: translateX(-50%) translateY(-2px);
}

.nav-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.5rem;
}

.nav-links {
    display: flex;
    gap: clamp(1rem, 3vw, 2rem);
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: clamp(0.9rem, 1.5vw, 0.95rem);
    font-weight: 500;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 116, 122, 0.1);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 20px;
    z-index: -1;
}

.nav-link:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateX(-50%);
}

.nav-link:hover {
    color: var(--accent-color);
    transform: translateY(-1px);
}

.nav-link:hover::after {
    width: 80%;
}

@keyframes navGlow {
    0% {
        box-shadow: 0 8px 32px rgba(0, 116, 122, 0.2),
                    0 4px 16px rgba(0, 116, 122, 0.15);
    }
    50% {
        box-shadow: 0 8px 32px rgba(0, 116, 122, 0.3),
                    0 4px 16px rgba(0, 116, 122, 0.2);
    }
    100% {
        box-shadow: 0 8px 32px rgba(0, 116, 122, 0.2),
                    0 4px 16px rgba(0, 116, 122, 0.15);
    }
}

.navbar:hover {
    animation: navGlow 3s ease-in-out infinite;
}

@media screen and (max-width: 768px) {
    .navbar {
        position: fixed;
        top: 15px;
        left: 50%;
        transform: translateX(-50%);
        width: 85%;
        max-width: 320px;
        background: rgba(0, 21, 48, 0.95);
        backdrop-filter: blur(10px);
        padding: 0.6rem 1.2rem;
        border-radius: 50px;
        border: 1px solid rgba(0, 116, 122, 0.2);
        z-index: 1000;
    }

    .nav-container {
        padding: 0;
        width: 100%;
    }

    .nav-links {
        display: flex;
        flex-direction: row;
        justify-content: space-between;
        gap: 0.5rem;
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .nav-link {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 45px;
        height: 45px;
        padding: 0;
        font-size: 1.3rem;
        color: var(--text-primary);
        border-radius: 50%;
        background: rgba(0, 116, 122, 0.1);
        transition: all 0.3s ease;
    }

    .nav-link:hover {
        background: rgba(0, 116, 122, 0.2);
        transform: translateY(-3px);
        color: var(--accent-color);
    }

    .nav-link i {
        font-size: 1.3rem;
    }

    .navbar.hidden {
        transform: translate(-50%, -150%);
        opacity: 0;
    }

    .navbar.visible {
        transform: translate(-50%, 0);
        opacity: 1;
    }

    /* Remove the section padding adjustment since navbar is now at top */
    .section {
        padding-left: 2rem;
    }
}

@media screen and (max-width: 480px) {
    .navbar {
        top: 12px;
        padding: 0.5rem 1rem;
        width: 90%;
        max-width: 280px;
    }

    .nav-links {
        gap: 0.4rem;
    }

    .nav-link {
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }

    .nav-link i {
        font-size: 1.2rem;
    }
}

/* Sections */
.section {
    min-height: 100vh;
    padding: 5rem 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
    will-change: opacity, transform;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hero Section */
#hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 2rem;
    overflow: hidden;
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    max-width: 800px;
    width: 100%;
    z-index: 1;
    text-align: center;
}

.profile-image-container {
    width: 280px;
    height: 280px;
    position: relative;
    margin: 0 auto 2rem;
    border-radius: 50%;
    overflow: hidden;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), 
                box-shadow 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-image-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 30px rgba(0, 116, 122, 0.3),
                0 0 60px rgba(0, 116, 122, 0.2),
                0 0 90px rgba(0, 116, 122, 0.1);
}

.profile-image-frame {
    position: relative;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-secondary);
    border: 4px solid rgba(0, 116, 122, 0.15);
    transition: border-color 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.profile-image-container:hover .profile-image-frame {
    border-color: rgba(0, 116, 122, 0.4);
}

.profile-image {
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    object-fit: cover;
    object-position: center center;
    transition: transform 0.3s ease;
    opacity: 1;
    display: block;
    transform: translateY(25px) scale(1.2);
}

.profile-image-container:hover .profile-image {
    transform: translateY(25px) scale(1.25);
}

.image-background-strip {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100vw;
    height: 180px;
    background-color: var(--bg-secondary);
    z-index: -1;
    transition: opacity 0.3s ease;
}

.profile-image-container:hover .image-background-strip {
    opacity: 0.8;
}

@keyframes smoothGlow {
    0% {
        box-shadow: 0 0 30px rgba(0, 116, 122, 0.3),
                    0 0 60px rgba(0, 116, 122, 0.2),
                    0 0 90px rgba(0, 116, 122, 0.1);
    }
    50% {
        box-shadow: 0 0 35px rgba(0, 116, 122, 0.4),
                    0 0 70px rgba(0, 116, 122, 0.25),
                    0 0 100px rgba(0, 116, 122, 0.15);
    }
    100% {
        box-shadow: 0 0 30px rgba(0, 116, 122, 0.3),
                    0 0 60px rgba(0, 116, 122, 0.2),
                    0 0 90px rgba(0, 116, 122, 0.1);
    }
}

.profile-image-container:hover {
    animation: smoothGlow 3s ease-in-out infinite;
}

.hero-text {
    max-width: 600px;
    text-align: center;
    margin-top: 1rem;
}

.hero-text h1 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    line-height: 1.2;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
}

.hero-text h2 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
    line-height: 1.4;
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.hero-text p {
    font-size: clamp(0.9rem, 1.5vw, 1rem);
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0 auto;
    max-width: 500px;
    margin-bottom: 1.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.cta-button, .connect-button {
    display: inline-flex;
    align-items: center;
    padding: clamp(0.8rem, 2vw, 1rem) clamp(1.5rem, 3vw, 2rem);
    border-radius: 30px;
    font-weight: 500;
    transition: var(--transition-bounce);
    text-decoration: none;
    font-size: 0.95rem;
}

.cta-button {
    background: var(--accent-color);
    color: white;
    border: none;
}

.connect-button {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-color);
}

.cta-button:hover, .connect-button:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 116, 122, 0.4);
}

@media screen and (max-width: 768px) {
    #hero {
        padding: 1rem;
    }

    .profile-image-container {
        width: 220px;
        height: 220px;
        margin-top: 4rem;
        margin-bottom: 1.5rem;
    }

    .profile-image-frame {
        border-width: 3px;
    }

    .profile-image {
        transform: translateY(60px) scale(1);
    }

    .image-background-strip {
        height: 140px;
    }

    .hero-text {
        padding: 0 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-button, .connect-button {
        width: 100%;
        justify-content: center;
        text-align: center;
    }
}

@media screen and (max-width: 480px) {
    .profile-image-container {
        width: 180px;
        height: 180px;
        margin-top: 3.5rem;
        margin-bottom: 1.25rem;
    }

    .profile-image-frame {
        border-width: 2px;
    }

    .profile-image {
        transform: translateY(50px) scale(1.15);
    }

    .image-background-strip {
        height: 120px;
    }
}

/* About Section */
.about-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
    text-align: center;
    background: rgba(30, 30, 30, 0.9);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    will-change: transform;
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    width: 100%;
    padding: 2rem;
}

.project-card {
    position: relative;
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        45deg,
        var(--accent-color),
        transparent,
        var(--accent-color)
    );
    background-size: 200% 200%;
    animation: gradientBG 15s ease infinite;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.project-card:hover::before {
    opacity: 0.1;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.project-image {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    overflow: hidden;
}

.project-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(0, 0, 0, 0.5) 100%
    );
}

.project-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-content {
    padding: 1.5rem;
    position: relative;
    z-index: 1;
}

.project-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

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

.tech-tag {
    padding: 0.25rem 0.75rem;
    background: rgba(0, 116, 122, 0.15);
    border-radius: 15px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tech-tag i {
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.tech-tag:hover {
    background: rgba(0, 116, 122, 0.25);
    color: var(--text-primary);
    transform: translateY(-2px);
}

.tech-tag:hover i {
    transform: scale(1.1);
}

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

.project-link {
    padding: 0.5rem 1rem;
    border: 1px solid var(--accent-color);
    border-radius: 20px;
    color: var(--text-primary);
    font-size: 0.9rem;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-link:hover {
    background: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(6, 82, 87, 0.3);
}

/* Contact Section */
.contact-container {
    max-width: 800px;
    width: 100%;
    padding: 3rem;
    text-align: center;
    background: rgba(0, 21, 48, 0.7);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    box-shadow: 0 8px 32px rgba(6, 82, 87, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-form {
    margin-top: 2rem;
    display: grid;
    gap: 1.5rem;
}

.form-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 8px;
    transition: border-color 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #4a90e2;
    outline: none;
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
}

.form-group.error input,
.form-group.error textarea {
    border-color: #ff4444;
}

.error-message {
    color: #ff4444;
    font-size: 0.85rem;
    margin-top: 0.25rem;
    display: none;
}

.form-group.error .error-message {
    display: block;
}

.character-counter {
    position: absolute;
    right: 10px;
    bottom: 10px;
    font-size: 0.8rem;
    color: #666;
}

.loading-spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #4a90e2;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

.submit-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    background: #4a90e2;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s ease;
}

.submit-button:hover {
    background: #357abd;
}

.submit-button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2.5rem;
    margin-top: 3.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.social-icon {
    font-size: 1.75rem;
    color: var(--text-secondary);
    transition: var(--transition-bounce);
    padding: 0.5rem;
    border-radius: 50%;
    background: rgba(6, 82, 87, 0.1);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-icon:hover {
    color: var(--accent-color);
    transform: translateY(-4px) scale(1.1);
    background: rgba(0, 116, 122, 0.2);
    box-shadow: 0 8px 20px rgba(0, 116, 122, 0.4);
}

@media (max-width: 768px) {
    .contact-container {
        padding: 2rem;
        margin: 1rem;
    }

    .submit-button {
        padding: 1rem 2rem;
        width: 100%;
    }

    .social-links {
        gap: 1.5rem;
    }

    .social-icon {
        font-size: 1.5rem;
        width: 45px;
        height: 45px;
    }
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 100px;
}

.skills-section {
    margin-top: 3rem;
    text-align: left;
    background: rgba(0, 21, 48, 0.9);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(6, 82, 87, 0.1);
    will-change: transform;
    transform: translateZ(0);
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}

.skills-section h3 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-primary);
    font-size: 1.75rem;
}

.skills-category {
    margin-bottom: 2rem;
    opacity: 0;
    transform: translateY(20px);
}

.skills-category.visible {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.3s ease-out, transform 0.3s ease-out;
}

.skills-category h4 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-color);
}

.skills-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}

.skill-pill {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 116, 122, 0.15);
    border-radius: 20px;
    transition: transform 0.2s ease-out;
    will-change: transform;
}

.skill-pill:hover {
    background: rgba(0, 116, 122, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(6, 82, 87, 0.15);
}

.skill-pill i {
    font-size: 1.25rem;
    transition: transform 0.2s ease-out;
}

.skill-pill:hover i {
    transform: scale(1.05);
}

.skill-pill span {
    color: var(--text-primary);
    font-size: 0.9rem;
}

.devicon {
    font-size: 1.25rem;
    margin-right: 0.5rem;
}

@media (max-width: 768px) {
    .about-content {
        margin: 1rem;
        padding: 1.5rem;
    }

    .skills-section {
        padding: 1.5rem;
    }

    .skills-pills {
        gap: 0.6rem;
    }

    .skill-pill {
        padding: 0.4rem 0.8rem;
    }

    .skill-pill i {
        font-size: 1.1rem;
    }

    .skill-pill span {
        font-size: 0.85rem;
    }
}

/* Loading and Animation Styles */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Mobile Optimizations */
@media (max-width: 768px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }

    .profile-image-container {
        margin: 0 auto 20px;
    }

    .skills-pills {
        grid-template-columns: repeat(2, 1fr);
    }

    .project-card {
        width: 100%;
    }

    .contact-container {
        padding: 20px;
    }

    .social-links {
        justify-content: center;
        margin-top: 20px;
    }

    /* Touch-friendly elements */
    button, a, input, textarea {
        min-height: 44px; /* Minimum touch target size */
    }

    .submit-button {
        width: 100%;
    }
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading Animation for Images */
.profile-image {
    opacity: 0;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.profile-image.loaded {
    opacity: 1;
}

.profile-image-frame {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    overflow: hidden;
    position: relative;
}

/* Tablet Screens */
@media screen and (max-width: 768px) {
    .profile-image {
        transform: translateY(60px) scale(1);
    }
    
    .profile-image-container:hover .profile-image {
        transform: translateY(60px) scale(1.05);
    }
}

/* Mobile Screens */
@media screen and (max-width: 480px) {
    .profile-image {
        transform: translateY(50px) scale(1.15);
    }
    
    .profile-image-container:hover .profile-image {
        transform: translateY(50px) scale(1.2);
    }
}