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

:root {
    /* Apple-inspired Color Palette */
    --charcoal: #1d1d1f;
    --charcoal-light: #424245;
    --pastel-orange: #ff9500;
    --pastel-orange-light: #ffad33;
    --white: #ffffff;
    --white-off: #f5f5f7;
    --text-primary: #1d1d1f;
    --text-secondary: #6e6e73;
    --text-muted: #86868b;
    --border-color: #d2d2d7;
    --shadow-sm: rgba(0, 0, 0, 0.05);
    --shadow-md: rgba(0, 0, 0, 0.1);
    
    /* Typography */
    --font-primary: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Arial, sans-serif;
    --font-heading: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Helvetica Neue', Arial, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-normal: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background-color: var(--white);
    color: var(--text-primary);
    line-height: 1.47059;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 17px;
}

.container {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 0.5px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 1px 3px var(--shadow-sm);
}

.nav-container {
    max-width: 1024px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 44px;
}

.nav-logo .logo-text {
    font-size: 17px;
    font-weight: 400;
    color: var(--charcoal);
    letter-spacing: -0.022em;
    transition: var(--transition-fast);
}

.nav-logo .logo-text:hover {
    opacity: 0.7;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 12px;
    font-weight: 400;
    transition: var(--transition-fast);
    position: relative;
    padding: 0;
    letter-spacing: -0.01em;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--charcoal);
    transition: var(--transition-normal);
}

.nav-link:hover {
    color: var(--charcoal);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 17px;
    height: 1px;
    background-color: var(--charcoal);
    transition: var(--transition-normal);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: 44px;
    background: var(--white);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.grid-overlay {
    display: none;
}

.particles {
    display: none;
}

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 800px;
    padding: var(--spacing-md);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 1s ease-out 0.3s forwards;
}

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

.hero-title {
    font-size: clamp(48px, 8vw, 80px);
    font-weight: 600;
    margin-bottom: 0.4em;
    letter-spacing: -0.02em;
    color: var(--charcoal);
    line-height: 1.05;
}

.glitch {
    position: relative;
    color: var(--charcoal);
    display: inline-block;
}

.hero-subtitle {
    font-size: clamp(21px, 3vw, 28px);
    color: var(--text-secondary);
    margin-bottom: 0.3em;
    font-weight: 400;
    letter-spacing: -0.011em;
}

.hero-description {
    font-size: clamp(17px, 2vw, 21px);
    color: var(--text-secondary);
    margin-bottom: 2em;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
    line-height: 1.47059;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.btn {
    padding: 12px 22px;
    border: none;
    background: var(--charcoal);
    color: var(--white);
    text-decoration: none;
    font-weight: 400;
    font-size: 17px;
    cursor: pointer;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    display: inline-block;
    border-radius: 980px;
    letter-spacing: -0.022em;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--pastel-orange);
    opacity: 0;
    transition: var(--transition-normal);
    border-radius: 980px;
}

.btn:hover::before {
    opacity: 1;
}

.btn:hover {
    transform: scale(1.05);
}

.btn span {
    position: relative;
    z-index: 1;
}

.btn-primary {
    background: var(--charcoal);
}

.btn-secondary {
    background: transparent;
    color: var(--charcoal);
    border: 1px solid var(--charcoal);
}

.btn-secondary::before {
    background: var(--charcoal);
}

.btn-secondary:hover {
    color: var(--white);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

.stat-item {
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.stat-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.stat-number {
    font-size: 48px;
    font-weight: 600;
    color: var(--charcoal);
    margin-bottom: 0.2em;
    font-family: var(--font-heading);
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.stat-label {
    font-size: 17px;
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: -0.022em;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    opacity: 0.6;
}

.scroll-arrow {
    width: 30px;
    height: 30px;
    border-right: 1px solid var(--charcoal);
    border-bottom: 1px solid var(--charcoal);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-8px); }
}

/* ============================================
   Section Styles
   ============================================ */
section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-title {
    font-size: clamp(40px, 5vw, 56px);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: baseline;
    gap: 0.5em;
    color: var(--charcoal);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.07143;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.title-number {
    color: var(--pastel-orange);
    font-size: 0.5em;
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* ============================================
   About Section
   ============================================ */
.about {
    background-color: var(--white-off);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.about-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.about-text {
    font-size: 21px;
    line-height: 1.381;
    color: var(--text-primary);
    font-weight: 400;
    letter-spacing: -0.011em;
}

.about-text p {
    margin-bottom: 1em;
}

.about-image {
    position: relative;
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.8s ease 0.2s, transform 0.8s ease 0.2s;
}

.about-content.visible .about-image {
    opacity: 1;
    transform: translateX(0);
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--white);
    border-radius: 18px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px var(--shadow-sm);
}

.image-grid {
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
    background-size: 20px 20px;
}

/* ============================================
   Skills Section
   ============================================ */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.skills-grid.visible {
    opacity: 1;
    transform: translateY(0);
}

.skill-category {
    background: var(--white);
    border: none;
    padding: var(--spacing-md);
    border-radius: 18px;
    transition: var(--transition-normal);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
}

.skills-grid.visible .skill-category {
    opacity: 1;
    transform: translateY(0);
}

.skill-category:nth-child(1) { transition-delay: 0.1s; }
.skill-category:nth-child(2) { transition-delay: 0.2s; }
.skill-category:nth-child(3) { transition-delay: 0.3s; }
.skill-category:nth-child(4) { transition-delay: 0.4s; }
.skill-category:nth-child(5) { transition-delay: 0.5s; }
.skill-category:nth-child(6) { transition-delay: 0.6s; }

.skill-category:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px var(--shadow-md);
}

.skill-category-title {
    color: var(--charcoal);
    font-size: 24px;
    margin-bottom: 1em;
    font-weight: 600;
    letter-spacing: -0.016em;
    line-height: 1.16667;
}

.skill-items {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.skill-tag {
    display: inline-block;
    padding: 6px 14px;
    background: var(--white-off);
    border: none;
    color: var(--text-primary);
    font-size: 14px;
    border-radius: 20px;
    transition: var(--transition-fast);
    font-weight: 400;
    letter-spacing: -0.01em;
}

.skill-tag:hover {
    background: var(--pastel-orange);
    color: var(--white);
    transform: scale(1.05);
}

/* ============================================
   Projects Section
   ============================================ */
.projects {
    background-color: var(--white-off);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.projects-grid.visible {
    opacity: 1;
    transform: translateY(0);
}

.project-card {
    background: var(--white);
    border: none;
    padding: var(--spacing-md);
    border-radius: 18px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    box-shadow: 0 2px 8px var(--shadow-sm);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease, box-shadow 0.3s ease;
}

.projects-grid.visible .project-card {
    opacity: 1;
    transform: translateY(0);
}

.project-card:nth-child(1) { transition-delay: 0.1s; }
.project-card:nth-child(2) { transition-delay: 0.2s; }
.project-card:nth-child(3) { transition-delay: 0.3s; }
.project-card:nth-child(4) { transition-delay: 0.4s; }

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px var(--shadow-md);
}

.project-header {
    display: block;
    margin-bottom: 0.8em;
}

.project-icon {
    display: none;
}

.project-title {
    color: var(--charcoal);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.016em;
    line-height: 1.16667;
    margin-bottom: 0.5em;
}

.project-description {
    color: var(--text-secondary);
    line-height: 1.47059;
    margin-bottom: 1.5em;
    font-size: 17px;
    font-weight: 400;
    letter-spacing: -0.022em;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--white-off);
    border: none;
    color: var(--text-secondary);
    font-size: 13px;
    border-radius: 20px;
    font-weight: 400;
    transition: var(--transition-fast);
    letter-spacing: -0.01em;
}

.tech-tag:hover {
    background: var(--charcoal);
    color: var(--white);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.contact-content.visible {
    opacity: 1;
    transform: translateY(0);
}

.contact-intro {
    font-size: 21px;
    color: var(--text-primary);
    line-height: 1.381;
    margin-bottom: var(--spacing-md);
    font-weight: 400;
    letter-spacing: -0.011em;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 0.5em;
}

.contact-label {
    color: var(--pastel-orange);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 400;
}

.contact-value {
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition-fast);
    font-weight: 400;
    font-size: 17px;
    letter-spacing: -0.022em;
}

.contact-value:hover {
    color: var(--pastel-orange);
}

.email-image {
    width: auto;          /* This makes the image 10% of the view width */
    height: 50px;         /* Maintain aspect ratio */
    vertical-align: middle;
    display: inline-block;
    transition: var(--transition-fast);
    opacity: 1;
}

.contact-value:hover .email-image {
    opacity: 0.8;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

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

.form-group label {
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.form-group input,
.form-group textarea {
    padding: 12px 16px;
    background: var(--white-off);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-family: var(--font-primary);
    font-size: 17px;
    border-radius: 12px;
    transition: var(--transition-fast);
    font-weight: 400;
    letter-spacing: -0.022em;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--pastel-orange);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(255, 149, 0, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-submit {
    align-self: flex-start;
    position: relative;
}

.btn-loader {
    display: none;
    width: 16px;
    height: 16px;
    border: 2px solid var(--white);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 8px;
}

.btn-submit.loading .btn-loader {
    display: inline-block;
}

.btn-submit.loading span:first-child {
    opacity: 0.5;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.form-message {
    padding: 12px 16px;
    border-radius: 12px;
    display: none;
    margin-top: var(--spacing-sm);
    font-weight: 400;
    font-size: 17px;
    letter-spacing: -0.022em;
}

.form-message.success {
    display: block;
    background: rgba(52, 199, 89, 0.1);
    border: 1px solid rgba(52, 199, 89, 0.3);
    color: #34c759;
}

.form-message.error {
    display: block;
    background: rgba(255, 59, 48, 0.1);
    border: 1px solid rgba(255, 59, 48, 0.3);
    color: #ff3b30;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background-color: var(--charcoal);
    color: var(--white);
    padding: var(--spacing-lg) 0;
    text-align: center;
}

.footer-content {
    color: rgba(255, 255, 255, 0.8);
    font-size: 12px;
    font-weight: 400;
    letter-spacing: -0.01em;
}

.footer-text {
    margin-top: 0.5em;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 44px;
        flex-direction: column;
        background-color: rgba(255, 255, 255, 0.98);
        backdrop-filter: saturate(180%) blur(20px);
        width: 100%;
        text-align: center;
        transition: var(--transition-normal);
        box-shadow: 0 4px 12px var(--shadow-sm);
        padding: var(--spacing-md) 0;
        border-bottom: 0.5px solid rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(5px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-5px) rotate(-45deg);
    }

    .hero-stats {
        gap: 2rem;
    }

    .stat-number {
        font-size: 40px;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .skills-grid,
    .projects-grid {
        grid-template-columns: 1fr;
    }

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

    .btn {
        width: 100%;
        text-align: center;
    }

    section {
        padding: var(--spacing-lg) 0;
    }

    :root {
        --spacing-xl: 4rem;
    }
}

@media (max-width: 480px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 2rem;
        --spacing-xl: 3rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .hero-title {
        font-size: 40px;
    }

    .section-title {
        font-size: 32px;
    }

    .about-text {
        font-size: 17px;
    }
}