/* ========================================
   Wimpy Kid Portfolio - Hand-Drawn Design
   ======================================== */

/* --- CSS Variables --- */
:root {
    /* Color Palette - Warm & Playful (NO PURPLE!) */
    --clr-primary: #2C2C2C;        /* Charcoal for text/outlines */
    --clr-background: #FFF8E7;     /* Cream background */
    --clr-white: #FFFFFF;          /* Pure white */
    --clr-orange: #FF6B35;         /* Warm orange accent */
    --clr-teal: #00A8A8;           /* Teal accent */
    --clr-yellow: #FFB800;         /* Golden yellow */
    --clr-text: #333333;           /* Dark gray text */
    --clr-text-light: #666666;     /* Light gray text */

    /* Fonts */
    --font-heading: 'Permanent Marker', cursive;
    --font-body: 'Indie Flower', cursive;
    --font-alt: 'Architects Daughter', cursive;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;

    /* Timing */
    --timing-fast: 0.2s;
    --timing-med: 0.4s;
    --timing-slow: 0.6s;
}

/* --- Base Reset & Typography --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--clr-background);
    color: var(--clr-text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.preload * {
    transition: none !important;
    animation: none !important;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    line-height: 1.2;
    color: var(--clr-primary);
    font-weight: 400;
}

h1 {
    font-size: clamp(2.5rem, 8vw, 5rem);
    letter-spacing: 1px;
}

h2 {
    font-size: clamp(2rem, 6vw, 3.5rem);
    margin-bottom: var(--spacing-md);
}

h3 {
    font-size: clamp(1.5rem, 4vw, 2.2rem);
    margin-bottom: var(--spacing-sm);
}

h4 {
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    margin-bottom: var(--spacing-xs);
}

p {
    margin-bottom: var(--spacing-sm);
    font-size: clamp(1.1rem, 2.5vw, 1.3rem);
    color: var(--clr-text);
}

a {
    color: var(--clr-orange);
    text-decoration: none;
    transition: color var(--timing-med) ease;
}

a:hover {
    color: var(--clr-teal);
}

strong {
    font-weight: 700;
    color: var(--clr-primary);
}

em {
    font-style: italic;
}

/* --- Utility Classes --- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.text-center {
    text-align: center;
}

/* --- Header --- */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: var(--clr-white);
    border-bottom: 3px solid var(--clr-primary);
    padding: var(--spacing-sm) 0;
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-decoration: none;
    transition: transform var(--timing-med) ease;
}

.logo:hover {
    transform: rotate(-2deg) scale(1.05);
}

.logo-text {
    font-family: var(--font-heading);
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    color: var(--clr-primary);
    line-height: 1;
}

.logo-underline {
    margin-top: -5px;
    color: var(--clr-orange);
}

/* Navigation */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
}

.nav-link {
    font-family: var(--font-body);
    font-size: 1.2rem;
    color: var(--clr-primary);
    padding: 0.5rem 1rem;
    position: relative;
    transition: color var(--timing-med) ease;
    display: inline-block;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 80%;
    height: 2px;
    background: linear-gradient(90deg,
        var(--clr-orange) 0%,
        var(--clr-orange) 30%,
        transparent 30%,
        transparent 35%,
        var(--clr-orange) 35%,
        var(--clr-orange) 65%,
        transparent 65%,
        transparent 70%,
        var(--clr-orange) 70%);
    transition: transform var(--timing-med) ease;
}

.nav-link:hover,
.nav-link:focus {
    color: var(--clr-orange);
}

.nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

/* Mobile Menu Toggle */
.menu-toggle {
    display: none;
    background: none;
    border: 2px solid var(--clr-primary);
    padding: 0.5rem;
    cursor: pointer;
    position: relative;
    width: 50px;
    height: 45px;
    border-radius: 5px;
    transition: transform var(--timing-med) ease;
}

.menu-toggle:hover {
    transform: rotate(5deg);
}

.hamburger-icon {
    width: 30px;
    height: 24px;
    transition: transform var(--timing-med) ease;
}

.hamburger-icon line {
    transition: all var(--timing-med) ease;
}

.menu-toggle.active .hamburger-icon line:nth-child(1) {
    transform: translateY(10px) rotate(45deg);
    transform-origin: 15px 2px;
}

.menu-toggle.active .hamburger-icon line:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .hamburger-icon line:nth-child(3) {
    transform: translateY(-10px) rotate(-45deg);
    transform-origin: 15px 22px;
}

/* --- Main Content --- */
.content-wrapper {
    margin-top: 80px;
}

/* --- Section Headers --- */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-title {
    display: inline-block;
    position: relative;
    margin-bottom: var(--spacing-sm);
}

.title-underline {
    display: block;
    margin: 0 auto;
    margin-top: -10px;
}

.section-subtitle {
    font-size: 1.3rem;
    color: var(--clr-text-light);
    margin-top: var(--spacing-sm);
}

/* --- Hero Section --- */
.hero-section {
    min-height: calc(100vh - 80px);
    display: flex;
    align-items: center;
    position: relative;
    padding: var(--spacing-lg) 0;
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-content {
    position: relative;
}

.hero-doodle-laptop {
    position: absolute;
    top: -60px;
    right: -20px;
    opacity: 0.8;
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-10px) rotate(-3deg); }
}

.hero-title {
    margin-bottom: var(--spacing-sm);
}

.hero-title-line {
    display: block;
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    color: var(--clr-text);
    font-family: var(--font-body);
    margin-bottom: 0.2rem;
}

.hero-title-name {
    display: block;
    color: var(--clr-orange);
    text-shadow: 3px 3px 0 rgba(0, 0, 0, 0.1);
}

.hero-subtitle-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-family: var(--font-heading);
    color: var(--clr-teal);
    margin-bottom: 0;
}

.arrow-doodle {
    flex-shrink: 0;
}

.hero-tagline {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    color: var(--clr-text-light);
    margin-bottom: var(--spacing-md);
}

.hero-badges {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--clr-white);
    border: 2.5px solid var(--clr-primary);
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 600;
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.1);
    transition: transform var(--timing-med) ease;
}

.badge:hover {
    transform: rotate(-2deg) scale(1.05);
}

.badge-security {
    background-color: #FFF4E6;
    border-color: var(--clr-yellow);
    color: var(--clr-primary);
}

.badge-hacker {
    background-color: #E6F7F7;
    border-color: var(--clr-teal);
    color: var(--clr-primary);
}

.hero-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.character-doodle {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(5px 5px 0 rgba(0, 0, 0, 0.05));
    animation: wobble 5s ease-in-out infinite;
}

@keyframes wobble {
    0%, 100% { transform: rotate(0deg); }
    25% { transform: rotate(2deg); }
    75% { transform: rotate(-2deg); }
}

/* Floating Doodles */
.floating-doodle {
    position: absolute;
    animation: floatRandom 4s ease-in-out infinite;
    opacity: 0.6;
}

.doodle-1 {
    top: 10%;
    left: 5%;
    animation-delay: 0s;
}

.doodle-2 {
    bottom: 15%;
    right: 10%;
    animation-delay: 1s;
}

@keyframes floatRandom {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(10px, -10px) rotate(5deg); }
    66% { transform: translate(-10px, 10px) rotate(-5deg); }
}

/* --- About Section --- */
.about-section {
    background-color: var(--clr-white);
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: repeating-linear-gradient(
        90deg,
        var(--clr-primary) 0px,
        var(--clr-primary) 10px,
        transparent 10px,
        transparent 20px
    );
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-card {
    background-color: var(--clr-background);
    padding: var(--spacing-md);
    border: 3px solid var(--clr-primary);
    border-radius: 10px;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.1);
    position: relative;
}

.about-card::before {
    content: '';
    position: absolute;
    top: -3px;
    left: 20px;
    width: 40px;
    height: 20px;
    background-color: var(--clr-background);
    border: 3px solid var(--clr-primary);
    border-bottom: none;
    border-radius: 10px 10px 0 0;
}

.about-intro {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--clr-primary);
    margin-bottom: var(--spacing-md);
}

.fun-fact {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: #FFF9E6;
    border-left: 4px solid var(--clr-yellow);
    border-radius: 5px;
}

.fun-fact p {
    margin-bottom: 0;
}

.arrow-pointer {
    flex-shrink: 0;
}

/* About Image */
.about-image {
    position: relative;
}

.sketch-frame {
    position: relative;
    width: 100%;
    max-width: 300px;
    margin: 0 auto;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.avatar-image {
    width: 100%;
    height: 90%;
    object-fit: cover;
    object-position: center;
    border-radius: 90%;
}

.sketch-border {
    position: absolute;
    top: -10px;
    left: -10px;
    width: calc(100% + 20px);
    height: calc(100% + 20px);
    pointer-events: none;
}

.location-tag {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: var(--spacing-sm);
    padding: 0.5rem 1rem;
    background-color: var(--clr-white);
    border: 2px solid var(--clr-orange);
    border-radius: 20px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
    font-size: 1.1rem;
    font-weight: 600;
}

/* --- Skills Section --- */
.skills-section {
    background-color: var(--clr-background);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.skill-category {
    background-color: var(--clr-white);
    padding: var(--spacing-md);
    border: 3px solid var(--clr-primary);
    border-radius: 10px;
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.1);
    transition: transform var(--timing-med) ease, box-shadow var(--timing-med) ease;
    position: relative;
}

.skill-category:hover {
    transform: translateY(-5px) rotate(1deg);
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.15);
}

.skill-highlight {
    background-color: #FFFBF0;
    border-color: var(--clr-yellow);
    border-width: 4px;
}

.skill-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.skill-icon {
    margin-bottom: var(--spacing-xs);
    transition: transform var(--timing-med) ease;
}

.skill-category:hover .skill-icon {
    transform: rotate(10deg) scale(1.1);
}

.skill-header h3 {
    margin-bottom: 0.3rem;
}

.highlight-badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background-color: var(--clr-yellow);
    color: var(--clr-primary);
    border: 2px solid var(--clr-primary);
    border-radius: 15px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 0.3rem;
    transform: rotate(-2deg);
}

.skill-list {
    list-style: none;
    padding-left: 0;
}

.skill-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1.1rem;
    border-bottom: 1px dashed rgba(0, 0, 0, 0.1);
}

.skill-list li:last-child {
    border-bottom: none;
}

.skill-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--clr-orange);
    font-weight: bold;
}

/* --- Certifications Section --- */
.certifications-section {
    background-color: var(--clr-white);
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.cert-card {
    background-color: var(--clr-background);
    padding: var(--spacing-md);
    border: 3px solid var(--clr-primary);
    border-radius: 15px;
    text-align: center;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.1);
    transition: transform var(--timing-med) ease;
}

.cert-card:hover {
    transform: translateY(-8px) rotate(-1deg);
}

.cert-featured {
    background: linear-gradient(135deg, #FFFBF0 0%, #FFF8E7 100%);
    border-width: 4px;
}

.cert-badge {
    margin-bottom: var(--spacing-sm);
}

.cert-illustration {
    filter: drop-shadow(3px 3px 0 rgba(0, 0, 0, 0.05));
}

.cert-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--clr-primary);
}

.cert-description {
    font-size: 1.1rem;
    color: var(--clr-text-light);
    margin-bottom: var(--spacing-sm);
}

.cert-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background-color: var(--clr-white);
    border: 2px solid var(--clr-teal);
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 600;
    color: var(--clr-teal);
}

/* --- Projects Section --- */
.projects-section {
    background-color: var(--clr-background);
}

.projects-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.project-card {
    background-color: var(--clr-white);
    padding: var(--spacing-md);
    border: 3px solid var(--clr-primary);
    border-radius: 15px;
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.1);
    position: relative;
    transition: transform var(--timing-med) ease, box-shadow var(--timing-med) ease;
}

.project-card:hover {
    transform: translateX(5px);
    box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.15);
}

.project-featured {
    background: linear-gradient(135deg, #E6F7F7 0%, #FFFFFF 100%);
    border-color: var(--clr-teal);
    border-width: 4px;
}

.project-number {
    position: absolute;
    top: -20px;
    left: var(--spacing-md);
    width: 50px;
    height: 50px;
    background-color: var(--clr-orange);
    border: 3px solid var(--clr-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--clr-white);
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.1);
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: var(--spacing-sm);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.project-title {
    font-size: 2rem;
    color: var(--clr-primary);
}

.project-status {
    padding: 0.4rem 1rem;
    background-color: #E6F7E6;
    border: 2px solid #4CAF50;
    border-radius: 20px;
    font-size: 1rem;
    font-weight: 600;
    color: #2E7D32;
}

.project-status-thesis {
    background-color: #FFF4E6;
    border-color: var(--clr-yellow);
    color: var(--clr-primary);
}

.project-description {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: var(--spacing-md);
}

.tech-tag {
    padding: 0.3rem 0.8rem;
    background-color: var(--clr-background);
    border: 2px solid var(--clr-primary);
    border-radius: 15px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--clr-primary);
}

.project-highlights {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--clr-background);
    border-left: 4px solid var(--clr-orange);
    border-radius: 5px;
}

.project-highlights h4 {
    font-family: var(--font-body);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--clr-orange);
}

.project-highlights ul {
    list-style: none;
    padding-left: 0;
}

.project-highlights li {
    padding: 0.4rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1.05rem;
}

.project-highlights li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--clr-teal);
    font-weight: bold;
    font-size: 1.2rem;
}

.impact-note {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: #F0FAFA;
    border-radius: 10px;
}

.impact-note p {
    margin-bottom: 0;
    font-size: 1.1rem;
}

.project-doodle {
    position: absolute;
    bottom: var(--spacing-sm);
    right: var(--spacing-sm);
    opacity: 0.3;
}

/* --- Community Section --- */
.community-section {
    background-color: var(--clr-white);
}

.talk-card {
    background-color: var(--clr-background);
    padding: var(--spacing-md);
    border: 3px solid var(--clr-primary);
    border-radius: 15px;
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.1);
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.talk-illustration {
    display: flex;
    justify-content: center;
    align-items: center;
}

.talk-content h3 {
    font-size: 1.8rem;
    color: var(--clr-teal);
    margin-bottom: var(--spacing-xs);
}

.talk-title {
    font-family: var(--font-body);
    font-size: 1.5rem;
    color: var(--clr-primary);
    margin-bottom: var(--spacing-sm);
}

.talk-description {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
}

.talk-topics {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: var(--clr-white);
    border-radius: 10px;
    border: 2px dashed var(--clr-orange);
}

.talk-topics h5 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xs);
    color: var(--clr-orange);
}

.talk-topics ul {
    list-style: none;
    padding-left: 0;
}

.talk-topics li {
    padding: 0.3rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 1.05rem;
}

.talk-topics li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--clr-teal);
    font-size: 1.5rem;
    line-height: 1;
}

.community-note {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    background-color: #FFFBF0;
    border-radius: 10px;
}

.community-note p {
    margin-bottom: 0;
    font-size: 1.1rem;
}

/* --- Contact Section --- */
.contact-section {
    background-color: var(--clr-background);
}

.contact-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.contact-form {
    background-color: var(--clr-white);
    padding: var(--spacing-md);
    border: 3px solid var(--clr-primary);
    border-radius: 15px;
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.1);
}

.form-group {
    margin-bottom: var(--spacing-md);
    position: relative;
}

.form-group label {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--clr-primary);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    font-family: var(--font-body);
    font-size: 1.1rem;
    background-color: var(--clr-background);
    border: 2px solid var(--clr-primary);
    border-radius: 8px;
    color: var(--clr-text);
    transition: border-color var(--timing-med) ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--clr-orange);
}

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

.input-underline {
    position: absolute;
    bottom: -5px;
    left: 0;
    opacity: 0.3;
}

.form-status {
    margin-top: var(--spacing-sm);
    font-size: 1.1rem;
    text-align: center;
    min-height: 1.5rem;
    font-weight: 600;
}

.form-status.success {
    color: #4CAF50;
}

.form-status.error {
    color: #F44336;
}

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

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

.contact-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--clr-white);
    border: 3px solid var(--clr-primary);
    border-radius: 10px;
    color: var(--clr-primary);
    font-size: 1.2rem;
    font-weight: 600;
    transition: all var(--timing-med) ease;
    box-shadow: 3px 3px 0 rgba(0, 0, 0, 0.1);
}

.contact-link:hover {
    transform: translateY(-3px) rotate(-1deg);
    box-shadow: 5px 5px 0 rgba(0, 0, 0, 0.15);
    color: var(--clr-orange);
    border-color: var(--clr-orange);
}

.contact-link svg {
    flex-shrink: 0;
}

.contact-doodle {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0.6;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    background-color: var(--clr-orange);
    color: var(--clr-white);
    border: 3px solid var(--clr-primary);
    border-radius: 30px;
    cursor: pointer;
    transition: all var(--timing-med) ease;
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.1);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-3px) rotate(-2deg);
    box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.15);
    color: var(--clr-white);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background-color: var(--clr-orange);
}

.btn-arrow {
    transition: transform var(--timing-med) ease;
}

.btn:hover .btn-arrow {
    transform: translateX(5px);
}

/* --- Footer --- */
.main-footer {
    background-color: var(--clr-primary);
    color: var(--clr-white);
    padding: var(--spacing-md) 0;
    text-align: center;
    border-top: 4px solid var(--clr-orange);
}

.footer-container p {
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    color: var(--clr-white);
}

.footer-note {
    font-size: 1rem;
    opacity: 0.8;
    margin-bottom: var(--spacing-sm);
}

.footer-doodle {
    margin-top: var(--spacing-sm);
    opacity: 0.7;
}

/* --- Responsive Design (Mobile-First) --- */

/* Tablets */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-illustration {
        order: 2;
        margin-top: var(--spacing-md);
    }

    .hero-subtitle-wrapper {
        justify-content: center;
    }

    .hero-badges {
        justify-content: center;
    }

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

    .about-image {
        order: -1;
        margin-bottom: var(--spacing-md);
    }

    .talk-card {
        grid-template-columns: 1fr;
    }

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

    .contact-doodle {
        display: none;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .container {
        padding: 0 var(--spacing-sm);
    }

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

    /* Mobile Navigation */
    .menu-toggle {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .main-nav ul {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--clr-white);
        flex-direction: column;
        align-items: center;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        transition: left var(--timing-slow) ease;
        border-top: 3px solid var(--clr-primary);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    }

    .main-nav.mobile-active ul {
        left: 0;
    }

    .nav-link {
        font-size: 1.5rem;
        padding: 1rem;
        width: 100%;
        text-align: center;
        border: 2px solid var(--clr-primary);
        border-radius: 10px;
        background-color: var(--clr-background);
    }

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

    .hero-doodle-laptop {
        display: none;
    }

    .floating-doodle {
        display: none;
    }

    .character-doodle {
        max-width: 250px;
    }

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

    .cert-grid {
        grid-template-columns: 1fr;
    }

    .project-highlights ul {
        font-size: 1rem;
    }

    .talk-illustration {
        display: none;
    }

    .project-doodle {
        display: none;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .hero-title-name {
        font-size: 3rem;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .about-card,
    .skill-category,
    .cert-card,
    .project-card {
        padding: var(--spacing-sm);
    }
}

/* --- Accessibility --- */

/* Focus Styles */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 3px solid var(--clr-orange);
    outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --clr-primary: #000000;
        --clr-background: #FFFFFF;
    }

    .badge,
    .skill-category,
    .cert-card,
    .project-card {
        border-width: 4px;
    }
}

/* Print Styles */
@media print {
    .main-header,
    .menu-toggle,
    .floating-doodle,
    .btn {
        display: none;
    }

    .content-wrapper {
        margin-top: 0;
    }

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