/* ========================================
   RESET & BASE STYLES
   ======================================== */

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

:root {
    /* Color Palette - Brown/Taupe Theme */
    --color-lightest: #6e5c54;  /* Lightest brown - for accents */
    --color-medium-dark: #584e49;  /* Medium-dark brown - for cards */
    --color-medium: #4b3f3a;  /* Medium brown - for borders, secondary elements */
    --color-dark: #3d332d;  /* Dark brown - for sections */
    --color-darkest: #372c29;  /* Darkest brown - for main background */
    
    /* Colors */
    --primary-color: #6e5c54;
    --primary-dark: #4b3f3a;
    --primary-light: #7a6b63;
    --secondary-color: #584e49;
    --accent-color: #6e5c54;
    --text-primary: #ffffff;
    --text-secondary: #e8e6e4;
    --text-light: #c9c5c2;
    --bg-primary: #372c29;
    --bg-secondary: #3d332d;
    --bg-tertiary: #4b3f3a;
    --bg-card: #584e49;
    --bg-dark: #3d332d;
    --border-color: #4b3f3a;
    --border-light: #6e5c54;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6);
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 1rem;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
    
    /* Layout */
    --container-max-width: 1200px;
    --nav-height: 85px;
}

/* Dark theme is now default, so no need for media query override */

html {
    scroll-behavior: smooth;
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    width: 100%;
    max-width: 100%;
    min-width: 100%;
    position: relative;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
}

/* Hide global page scrollbar but keep scrolling functional */
html, body {
    -ms-overflow-style: none; /* IE and Edge */
    scrollbar-width: none;    /* Firefox */
}

/* Chrome, Safari, Opera */
html::-webkit-scrollbar,
body::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
}

/* ========================================
   TYPOGRAPHY
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

h1 {
    font-size: var(--font-size-5xl);
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

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

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   LAYOUT
   ======================================== */

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    width: 100%;
    box-sizing: border-box;
}

#projects .container {
    max-width: 1600px;
}

@media (max-width: 768px) {
    .container {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 var(--spacing-lg);
    }
}

@media (max-width: 480px) {
    .container {
        width: 100% !important;
        max-width: 100% !important;
        padding: 0 var(--spacing-md);
    }
}

section {
    padding: var(--spacing-3xl) 0;
}

/* Distinct section backgrounds for visual separation */
#projects {
    background-color: rgba(55, 44, 41, 0.4);
    padding: calc(var(--spacing-3xl) * 1.5) 0;
}

#achievements {
    background-color: rgba(75, 63, 58, 0.5);
}

#skills {
    background-color: rgba(61, 51, 45, 0.4);
}

#resume {
    background-color: rgba(55, 44, 41, 0.6);
}

#about {
    background-color: rgba(75, 63, 58, 0.4);
}

#blog {
    background-color: rgba(61, 51, 45, 0.5);
}

#contact {
    background-color: rgba(55, 44, 41, 0.5);
}

.section-title {
    text-align: center;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-4xl);
}

.section-subtitle {
    text-align: center;
    color: var(--text-secondary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ========================================
   NAVIGATION
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background-color: rgba(61, 51, 45, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-base);
    border-bottom: 1px solid var(--border-color);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
    padding: 0 var(--spacing-lg);
    width: 100%;
    max-width: 100%;
}

.nav-brand {
    flex-shrink: 0; /* Prevent name from shrinking */
    display: flex;
    align-items: center;
    gap: var(--spacing-sm); /* Reduced gap to move cube closer to name */
    overflow: visible; /* Allow cube to be fully visible */
}

.nav-cube-canvas {
    width: 52px;
    height: 52px;
    display: block;
    flex-shrink: 0;
    overflow: visible; /* Ensure nothing gets clipped */
}

.nav-brand a {
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    white-space: nowrap; /* Keep name on one line */
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-xl);
    align-items: center;
    flex-wrap: wrap; /* Allow wrapping on smaller screens */
    justify-content: flex-end; /* Keep items aligned to the right */
}

.nav-link {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 1.2rem;
    position: relative;
    transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-lightest);
    transition: width var(--transition-base);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    transition: all var(--transition-base);
    border-radius: 2px;
}

/* ========================================
   BUTTONS
   ======================================== */

.btn {
    display: inline-block;
    padding: var(--spacing-md) var(--spacing-xl);
    font-weight: 600;
    border-radius: 8px;
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-size: var(--font-size-base);
    text-align: center;
    text-decoration: none;
}

.btn-primary {
    background-color: var(--color-lightest);
    color: var(--text-primary);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--color-medium);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--color-medium-dark);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-secondary);
    border: 2px solid var(--border-light);
}

.btn-outline:hover {
    background-color: var(--color-medium);
    color: var(--text-primary);
    border-color: var(--color-lightest);
}

/* ========================================
   HERO SECTION
   ======================================== */

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

.hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: auto;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(55,44,41,0.3) 0%, rgba(61,51,45,0.3) 50%, rgba(75,63,58,0.3) 100%);
    opacity: 1;
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
    align-items: center;
    width: 100%;
    position: relative;
    z-index: 2;
}

.hero-image {
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.hero-image img {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--color-lightest);
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
    margin: 0 auto;
    display: block;
}

.hero-text {
    text-align: left;
}

.hero-name {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.hero-title {
    font-size: var(--font-size-3xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 500;
}

.hero-tagline {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
    z-index: 2;
}

.scroll-indicator a {
    color: var(--text-secondary);
    font-size: var(--font-size-2xl);
}

/* Fourier Shape Selector - Collapsible */
.fourier-shape-selector {
    position: absolute;
    top: calc(var(--nav-height) + var(--spacing-md));
    left: var(--spacing-lg);
    z-index: 5;
    background-color: rgba(61, 51, 45, 0.95);
    backdrop-filter: blur(15px);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3), 0 2px 8px rgba(0, 0, 0, 0.2);
    pointer-events: auto;
    min-width: 200px;
    max-width: 320px;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.fourier-shape-selector:hover {
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 4px 12px rgba(0, 0, 0, 0.3);
    transform: translateY(-2px);
}

.fourier-shape-selector.collapsed .shape-selector-content {
    max-height: 0;
    opacity: 0;
    padding: 0;
    margin: 0;
}

.fourier-shape-selector.expanded .shape-selector-content {
    max-height: 500px;
    opacity: 1;
    overflow: visible;
}

.fourier-shape-selector.collapsed .shape-selector-arrow {
    transform: rotate(-90deg);
}

.shape-selector-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    user-select: none;
    transition: background-color 0.2s ease;
    position: relative;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.shape-selector-header:hover {
    background-color: rgba(110, 92, 84, 0.2);
}

.shape-selector-header:active {
    background-color: rgba(110, 92, 84, 0.3);
}

.shape-selector-icon {
    width: 16px;
    height: 16px;
    display: inline-block;
    position: relative;
    opacity: 0.8;
    transition: transform 0.3s ease, opacity 0.2s ease;
}

.shape-selector-icon::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 12px;
    height: 12px;
    border: 2px solid var(--text-secondary);
    border-radius: 3px;
    box-shadow: 
        0 0 0 1px var(--text-secondary),
        inset 2px 2px 0 var(--text-secondary),
        inset -2px -2px 0 var(--text-secondary);
}

.shape-selector-header:hover .shape-selector-icon {
    transform: rotate(15deg);
    opacity: 1;
}

.shape-selector-title {
    flex: 1;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0;
}

.current-shape-name {
    color: var(--color-lightest);
    font-weight: 700;
    transition: color 0.3s ease;
    margin-left: 6px;
}

.shape-selector-arrow {
    font-size: 0.7rem;
    color: var(--text-secondary);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-block;
}

.shape-selector-content {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
                opacity 0.3s ease,
                padding 0.3s ease,
                margin 0.3s ease,
                overflow 0.3s ease;
    padding: 0 var(--spacing-md);
    margin: 0;
}

.shape-buttons-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) 0;
}

.shape-btn {
    background-color: var(--bg-secondary);
    color: var(--text-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: 8px;
    padding: 10px var(--spacing-sm);
    font-family: var(--font-family);
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(10px);
    min-height: 70px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

.fourier-shape-selector.collapsed .shape-btn {
    opacity: 0;
    transform: translateY(10px);
    pointer-events: none;
}

.fourier-shape-selector.expanded .shape-btn {
    animation: fadeInUp 0.4s ease forwards;
    pointer-events: auto;
}

.fourier-shape-selector.expanded .shape-btn:nth-child(1) { animation-delay: 0.05s; }
.fourier-shape-selector.expanded .shape-btn:nth-child(2) { animation-delay: 0.1s; }
.fourier-shape-selector.expanded .shape-btn:nth-child(3) { animation-delay: 0.15s; }
.fourier-shape-selector.expanded .shape-btn:nth-child(4) { animation-delay: 0.2s; }
.fourier-shape-selector.expanded .shape-btn:nth-child(5) { animation-delay: 0.25s; }
.fourier-shape-selector.expanded .shape-btn:nth-child(6) { animation-delay: 0.3s; }

.shape-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(110, 92, 84, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.4s ease, height 0.4s ease;
    z-index: 0;
    pointer-events: none;
}

.shape-btn:hover::before {
    width: 200px;
    height: 200px;
}

.shape-btn:hover {
    border-color: var(--color-lightest);
    background-color: var(--bg-card);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.shape-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
}

.shape-btn.active {
    background: linear-gradient(135deg, var(--color-lightest), rgba(110, 92, 84, 0.8));
    color: var(--text-primary);
    border-color: var(--color-lightest);
    box-shadow: 0 4px 16px rgba(110, 92, 84, 0.4);
    font-weight: 600;
}

.shape-btn.active::before {
    background: rgba(110, 92, 84, 0.3);
}

.shape-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: transform 0.3s ease;
    flex-shrink: 0;
    z-index: 1;
}

/* Random icon - dice pattern */
.shape-icon-random {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shape-icon-random::before,
.shape-icon-random::after {
    content: '';
    position: absolute;
    background-color: currentColor;
    border-radius: 2px;
}

.shape-icon-random::before {
    width: 3px;
    height: 3px;
    top: 8px;
    left: 8px;
    box-shadow: 
        7px 0 0 currentColor,
        0 7px 0 currentColor,
        7px 7px 0 currentColor,
        3.5px 3.5px 0 currentColor;
}

.shape-icon-random::after {
    width: 2.5px;
    height: 2.5px;
    top: 20px;
    left: 20px;
    box-shadow: 
        5px 0 0 currentColor,
        0 5px 0 currentColor;
}

/* Circle icon */
.shape-icon-circle {
    border: 2.5px solid currentColor;
    border-radius: 50%;
    width: 26px;
    height: 26px;
    box-sizing: border-box;
}

/* Square icon */
.shape-icon-square {
    border: 2.5px solid currentColor;
    width: 26px;
    height: 26px;
    box-sizing: border-box;
    border-radius: 2px;
}

/* Star icon - 5-pointed star using clip-path */
.shape-icon-star {
    width: 28px;
    height: 28px;
    position: relative;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: currentColor;
    clip-path: polygon(
        50% 0%,
        61% 35%,
        98% 35%,
        68% 57%,
        79% 91%,
        50% 70%,
        21% 91%,
        32% 57%,
        2% 35%,
        39% 35%
    );
}

/* Heart icon - using clip-path polygon for complete shape */
.shape-icon-heart {
    width: 24px;
    height: 22px;
    position: relative;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: currentColor;
    clip-path: polygon(
        50% 100%,
        0% 50%,
        20% 20%,
        50% 35%,
        80% 20%,
        100% 50%
    );
}

/* Infinity icon — clean, slanted, no connector, no gap */
.shape-icon-infinity {
  width: 26px;            /* a touch wider for overlap room */
  height: 12px;
  position: relative;
  display: inline-block;
  background: none;       /* no center dashes/line */
  transform: rotate(-18deg);
  transform-origin: center;
}

.shape-icon-infinity::before,
.shape-icon-infinity::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 14px;            /* oval loop */
  height: 10px;
  border: 2px solid currentColor;
  border-radius: 999px;   /* make it an oval */
  box-sizing: border-box;
  /* slight stretch makes it look sleeker */
  transform: translateY(-50%) scaleX(1.15) rotate(35deg);
}

/* Left loop — pull inward to remove the gap */
.shape-icon-infinity::before {
  left: 0px;             /* stronger negative offset = overlap (no gap) */
}

/* Right loop — mirror inward */
.shape-icon-infinity::after {
  right: 1px;
}

.shape-btn:hover .shape-icon {
    transform: scale(1.2) rotate(5deg);
}

.shape-btn.active .shape-icon {
    transform: scale(1.15);
    animation: pulse 2s ease-in-out infinite;
}

.shape-name {
    font-size: 0.7rem;
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
    z-index: 1;
}

.shape-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(110, 92, 84, 0.3);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1.15);
    }
    50% {
        transform: scale(1.25);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* ========================================
   RESPONSIVE DESIGN
   ======================================== */

@media (max-width: 1024px) {
    .nav-menu {
        gap: var(--spacing-lg); /* Reduce gap on medium screens */
    }
    :root {
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        justify-items: center;
        align-items: center;
    }
    
    .hero-image {
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100%;
        margin: 0 auto;
    }
    
    .hero-image img {
        margin: 0 auto;
        display: block;
    }
    
    .hero-text {
        text-align: center;
        width: 100%;
    }
}

@media (max-width: 768px) {
    :root {
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
        --font-size-xl: 1.1rem;
        --spacing-3xl: 3rem;
        --spacing-2xl: 2rem;
        --spacing-xl: 1.5rem;
    }
    
    .nav-menu {
        position: fixed;
        top: var(--nav-height);
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        flex-direction: column;
        padding: var(--spacing-xl);
        gap: var(--spacing-lg);
        transform: translateX(100%);
        transition: transform var(--transition-base);
        box-shadow: var(--shadow-lg);
        width: 100%;
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .nav-menu.active {
        transform: translateX(0);
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-brand a {
        font-size: 1.1rem;
    }
    
    .nav-cube-canvas {
        width: 40px;
        height: 40px;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .container {
        padding: 0 var(--spacing-lg);
        max-width: 100%;
    }
    
    .hero .container {
        padding: 0 var(--spacing-lg);
        display: flex;
        justify-content: center;
        align-items: center;
        width: 100%;
    }
    
    section {
        padding: var(--spacing-2xl) 0;
    }
    
    .hero {
        min-height: auto;
        padding: var(--nav-height) 0 var(--spacing-2xl);
    }
    
    .hero-content {
        gap: var(--spacing-md);
        justify-items: start;
        align-items: center;
        width: 100%;
        max-width: 100%;
        padding: 0;
        box-sizing: border-box;
        display: grid !important;
        grid-template-columns: auto 1fr !important;
    }
    
    .hero .container {
        padding: 0 var(--spacing-md);
        display: flex;
        justify-content: center;
        align-items: center;
    }
    
    .hero-image {
        display: flex !important;
        justify-content: flex-start !important;
        align-items: center !important;
        width: auto !important;
        margin: 0 !important;
        padding: 0 !important;
        position: relative;
        left: 0 !important;
        right: auto !important;
        transform: none !important;
    }
    
    .hero-image img {
        margin: 0 !important;
        display: block !important;
        width: 120px;
        height: 120px;
        position: relative !important;
        left: 0 !important;
        right: auto !important;
        transform: none !important;
    }
    
    .hero-text {
        text-align: left !important;
        width: 100%;
    }
    
    .hero-name {
        font-size: 1.5rem !important;
        margin-bottom: var(--spacing-xs);
    }
    
    .hero-title {
        font-size: 0.9rem !important;
        margin-bottom: var(--spacing-sm);
        line-height: 1.3;
    }
    
    .hero-tagline {
        display: none; /* Hide tagline on mobile to save space */
    }
    
    .hero-cta {
        justify-content: flex-start;
        gap: var(--spacing-xs);
        flex-wrap: wrap;
        flex-direction: row;
    }
    
    .hero-cta .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
        width: auto;
    }
    
    .hero {
        min-height: 100vh;
    }
    
    .fourier-shape-selector {
        top: calc(var(--nav-height) + var(--spacing-xs));
        left: var(--spacing-sm);
        max-width: calc(100% - var(--spacing-md));
        min-width: 180px;
        position: absolute;
        z-index: 10;
        touch-action: manipulation;
    }
    
    .shape-selector-header {
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .shape-selector-title {
        font-size: 0.8rem;
    }
    
    .shape-selector-icon {
        font-size: 0.9rem;
    }
    
    .shape-buttons-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
    }
    
    .shape-btn {
        padding: 8px 4px;
        touch-action: manipulation;
        -webkit-tap-highlight-color: transparent;
        min-height: 60px;
    }
    
    .shape-icon {
        font-size: 1.1rem;
    }
    
    .shape-name {
        font-size: 0.65rem;
    }
    
    .section-title {
        font-size: var(--font-size-3xl);
    }
    
    .section-subtitle {
        font-size: var(--font-size-base);
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-5xl: 1.75rem;
        --font-size-4xl: 1.5rem;
        --font-size-3xl: 1.25rem;
        --spacing-2xl: 1.5rem;
        --spacing-xl: 1rem;
    }
    
    .hero-image {
        display: flex !important;
        justify-content: flex-start !important;
        align-items: center !important;
        width: auto !important;
        margin: 0 !important;
        padding: 0 !important;
        position: relative;
        left: 0 !important;
        right: auto !important;
        transform: none !important;
    }
    
    .hero-image img {
        width: 100px;
        height: 100px;
        margin: 0 !important;
        display: block !important;
        position: relative !important;
        left: 0 !important;
        right: auto !important;
        transform: none !important;
    }
    
    .hero-text {
        text-align: left !important;
    }
    
    .hero-name {
        font-size: 1.3rem !important;
        margin-bottom: var(--spacing-xs);
    }
    
    .hero-title {
        font-size: 0.8rem !important;
        margin-bottom: var(--spacing-sm);
        line-height: 1.3;
    }
    
    .hero-tagline {
        display: none; /* Hide tagline on small screens */
    }
    
    .hero-cta {
        gap: var(--spacing-xs);
        flex-wrap: wrap;
        flex-direction: row;
        justify-content: flex-start;
    }
    
    .hero-cta .btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.7rem;
        width: auto;
        flex: 0 0 auto;
    }
    
    .hero {
        min-height: 100vh;
    }
    
    .btn {
        width: auto;
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.75rem;
    }
    
    .nav-brand a {
        font-size: 1rem;
    }
    
    .nav-cube-canvas {
        width: 36px;
        height: 36px;
    }
    
    .container {
        padding: 0 var(--spacing-md);
        width: 100% !important;
        max-width: 100% !important;
        box-sizing: border-box;
    }
    
    .hero .container {
        padding: 0 var(--spacing-lg);
        display: flex;
        justify-content: flex-start;
        align-items: center;
        width: 100%;
    }
    
    .hero-content {
        display: grid !important;
        grid-template-columns: auto 1fr !important;
        justify-items: start !important;
        align-items: center !important;
        width: 100% !important;
        padding: 0 !important;
        gap: var(--spacing-sm) !important;
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .project-card {
        width: 100%;
        max-width: 100%;
    }
    
    .project-image {
        height: 120px;
    }
    
    .project-content {
        padding: var(--spacing-sm);
    }
    
    .project-title {
        font-size: var(--font-size-base);
        margin-bottom: var(--spacing-xs);
    }
    
    .project-description {
        font-size: 0.8rem;
        margin-bottom: var(--spacing-xs);
    }
    
    .project-tech {
        gap: var(--spacing-xs);
        margin-bottom: var(--spacing-xs);
    }
    
    .tech-badge {
        padding: 2px var(--spacing-xs);
        font-size: 0.65rem;
    }
    
    .skills-container .skill-category-card {
        padding: var(--spacing-md);
    }
    
    .skill-icon {
        min-height: 90px;
        padding: var(--spacing-xs);
    }
    
    .resume-iframe {
        height: 600px;
    }
    
    .fourier-shape-selector {
        left: var(--spacing-xs);
        max-width: calc(100% - var(--spacing-sm));
    }
    
    .shape-buttons-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}