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

:root {
    --blue: #4A90D9;
    --yellow: #F5C542;
    --pink: #E86B8A;
    --bg: #ffffff;
    --surface: #f8f9fa;
    --on-surface: #202124;
    --on-surface-secondary: #5f6368;
    --border: #dadce0;
    --shadow: 0 1px 2px 0 rgba(60,64,67,.3), 0 1px 3px 1px rgba(60,64,67,.15);
    --shadow-hover: 0 1px 3px 0 rgba(60,64,67,.3), 0 4px 8px 3px rgba(60,64,67,.15);
    --radius: 8px;
}

/* ── Interactive Background ── */
#bg-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
}

    pointer-events: none;
}

/* ── Page Fade In ── */
body.fade-in {
    animation: fadeInPage 0.8s ease-out;
}

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

/* ── Floating Blobs ── */
body::before, body::after {
    content: '';
    position: fixed;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    filter: blur(80px);
    z-index: -2;
    opacity: 0.4;
    animation: floatBlob 20s infinite alternate;
}

body::before {
    background: var(--blue);
    top: -50px;
    left: -50px;
}

body::after {
    background: var(--pink);
    bottom: -50px;
    right: -50px;
    animation-delay: -10s;
}

@keyframes floatBlob {
    0% { transform: translate(0, 0); }
    100% { transform: translate(30px, 30px); }
}

body {
    font-family: 'Google Sans Text', 'Google Sans', 'Roboto', Arial, sans-serif;
    background-color: var(--bg);
    color: var(--on-surface);
    line-height: 1.6;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

/* ── Custom Scrollbar ── */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: var(--on-surface-secondary);
    border-radius: 5px;
    border: 2px solid var(--bg);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--blue);
}

/* ── Custom Selection ── */
::selection {
    background: var(--blue);
    color: white;
}


/* ── Accessibility: Skip Link ── */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--blue);
    color: white;
    padding: 8px;
    z-index: 1000;
    transition: top 0.3s;
    text-decoration: none;
    font-weight: 500;
}

.skip-link:focus {
    top: 0;
}

/* ── Reading Progress Bar ── */
#progress-bar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--pink);
    width: 0%;
    z-index: 1001;
    transition: width 0.1s;
}

/* ── Back to Top Button ── */
.back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--blue);
    color: white;
    border: none;
    box-shadow: var(--shadow-hover);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.2s;
    z-index: 90;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--pink);
    transform: translateY(-4px);
}

/* ── Top Nav ── */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 100;
}

.topbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--on-surface);
}

.logo-dots {
    display: flex;
    gap: 3px;
}

.logo-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.logo-dot:nth-child(1) { background: var(--blue); }
.logo-dot:nth-child(2) { background: var(--yellow); }
.logo-dot:nth-child(3) { background: var(--pink); }

.topbar-title {
    font-family: 'Google Sans', sans-serif;
    font-size: 20px;
    font-weight: 500;
    color: var(--on-surface);
}

.topbar-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar-link {
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 24px;
    transition: background 0.2s, color 0.2s;
    position: relative;
}

.topbar-link:hover,
.topbar-link.active {
    background: var(--surface);
    color: var(--blue);
}


.topbar-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: #fff;
    background: var(--blue);
    text-decoration: none;
    padding: 8px 20px;
    border-radius: 24px;
    border: none;
    transition: background 0.2s, box-shadow 0.2s;
}

.topbar-btn:hover {
    background: #3a7bc8;
    box-shadow: 0 0 15px rgba(74, 144, 217, 0.4);
}

/* ── Hero ── */
.hero {
    text-align: center;
    padding: 80px 24px 60px;
    max-width: 720px;
    margin: 0 auto;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    height: 100%;
    background: radial-gradient(circle at center, rgba(74, 144, 217, 0.08) 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.hero h1 {
    font-family: 'Google Sans', sans-serif;
    font-size: 48px;
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
}

.hero h1 .word-1 { 
    background: linear-gradient(135deg, var(--blue) 0%, #64b5f6 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero h1 .word-2 { 
    background: linear-gradient(135deg, var(--pink) 0%, #f48fb1 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.hero h1 .word-2::after {
    content: '|';
    position: absolute;
    right: -10px;
    animation: blink 0.7s infinite;
    color: var(--on-surface);
    opacity: 0.7;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.hero p {
    font-size: 20px;
    color: var(--on-surface-secondary);
    max-width: 540px;
    margin: 0 auto;
}

/* ── Color bar accent ── */
.color-bar {
    display: flex;
    height: 4px;
    width: 64px;
    margin: 32px auto;
    border-radius: 2px;
    overflow: hidden;
}

.color-bar span {
    flex: 1;
}

.color-bar span:nth-child(1) { background: var(--blue); }
.color-bar span:nth-child(2) { background: var(--yellow); }
.color-bar span:nth-child(3) { background: var(--pink); }

/* ── Projects Grid ── */
#projects {
    padding-top: 120px;
}

.section-title {
    font-family: 'Google Sans', sans-serif;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--on-surface-secondary);
    text-align: center;
    margin-bottom: 32px;
}

.projects {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px 80px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.card {
    position: relative; /* for puddle canvas */
    background: linear-gradient(180deg, rgba(245,247,250,0.78), rgba(255,255,255,0.86));
    border: 1px solid rgba(200,210,220,0.65);
    border-radius: 40px 40px 48px 48px; /* blob-like */
    padding: 32px 28px 28px;
    transition: box-shadow 0.18s, transform 0.12s;
    display: flex;
    flex-direction: column;
    overflow: visible;
    overflow: visible;
    filter: drop-shadow(0 6px 18px rgba(16,24,40,0.06));
    animation: puddleFloat 6s ease-in-out infinite;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    overflow: hidden; /* For spotlight */
}

/* ── Spotlight Effect ── */
.card::before,
.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(
        800px circle at var(--mouse-x) var(--mouse-y), 
        rgba(255, 255, 255, 0.06), 
        transparent 40%
    );
    z-index: 2;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.card:hover::before,
.feature-card:hover::before {
    opacity: 1;
}

[data-theme="dark"] .card::before,
[data-theme="dark"] .feature-card::before {
    background: radial-gradient(
        800px circle at var(--mouse-x) var(--mouse-y), 
        rgba(255, 255, 255, 0.03), 
        transparent 40%
    );
}


@keyframes puddleFloat {
    0% { transform: translateY(0) rotate(-0.12deg); border-radius: 40px 40px 48px 48px; }
    50% { transform: translateY(-4px) rotate(0.12deg); border-radius: 44px 36px 52px 42px; }
    100% { transform: translateY(0) rotate(-0.12deg); border-radius: 40px 40px 48px 48px; }
}

/* place canvas beneath content */
.puddle-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    display: block;
    z-index: 0;
    pointer-events: none; /* clicks handled by container */
    border-radius: inherit;
}

/* ensure content sits above canvas */
.card > *:not(.puddle-canvas) {
    position: relative;
    z-index: 1;
}

/* watery sheen */
.card::after {
    content: '';
    position: absolute;
    left: -18%;
    top: -26%;
    width: 160%;
    height: 70%;
    background: radial-gradient(ellipse at 30% 20%, rgba(255,255,255,0.18), rgba(255,255,255,0) 30%);
    transform: rotate(-12deg);
    z-index: 0;
    pointer-events: none;
}

/* modal puddle */
.modal-panel {
    position: relative;
    background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(245,248,251,0.98));
    border-radius: 48px 36px 56px 42px / 44px 40px 56px 42px;
    padding: 24px;
    box-shadow: 0 10px 40px rgba(18,22,36,0.12);
    overflow: visible;
    transform-origin: center bottom;
    animation: puddleFloat 8s ease-in-out infinite;
}

.modal-panel .puddle-canvas { position: absolute; inset: 0; width: 100%; height: 100%; z-index: 0; border-radius: inherit; pointer-events: none; }

.modal-panel > * { position: relative; z-index: 1; }

.card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
}

.card-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 20px;
    color: #fff;
}

.card-icon.blue   { background: linear-gradient(135deg, var(--blue), #1976D2); box-shadow: 0 4px 10px rgba(74, 144, 217, 0.3); }
.card-icon.yellow { background: linear-gradient(135deg, var(--yellow), #FFA000); box-shadow: 0 4px 10px rgba(245, 197, 66, 0.3); }
.card-icon.pink   { background: linear-gradient(135deg, var(--pink), #D81B60); box-shadow: 0 4px 10px rgba(232, 107, 138, 0.3); }

.card h2 {
    font-family: 'Google Sans', sans-serif;
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.badge-new {
    background: var(--pink);
    color: white;
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
    text-transform: uppercase;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(232, 107, 138, 0.7); }
    70% { transform: scale(1.05); box-shadow: 0 0 0 6px rgba(232, 107, 138, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(232, 107, 138, 0); }
}


.card p {
    font-size: 14px;
    color: var(--on-surface-secondary);
    line-height: 1.7;
    flex: 1;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 20px;
    font-size: 14px;
    font-weight: 500;
    color: var(--blue);
    text-decoration: none;
    transition: color 0.2s;
}

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

.card-link .material-icons-outlined {
    font-size: 18px;
    transition: transform 0.2s;
}

.card-link:hover .material-icons-outlined {
    transform: translateX(3px);
}

/* ── Contact (form) ── */
.contact-section {
    padding: 48px 16px 80px;
    display: flex;
    justify-content: center;
}

.contact-panel {
    width: 100%;
    max-width: 720px;
    background: rgba(255,255,255,0.86);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 36px 28px;
    box-shadow: var(--shadow);
}

.contact-panel h1 { font-size: 28px; margin-bottom: 8px; }
.contact-panel .muted { color: var(--on-surface-secondary); margin-bottom: 18px; }

#contact-form label { display: block; font-size: 13px; margin-bottom: 6px; color: var(--on-surface-secondary); }
#contact-form input[type="text"],
#contact-form input[type="email"],
#contact-form textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: white;
    margin-bottom: 14px;
    font-size: 14px;
    color: var(--on-surface);
}

#contact-form textarea { resize: vertical; min-height: 120px; }

.form-actions { display:flex; gap:12px; align-items:center; }

#contact-status { font-size: 14px; color: var(--on-surface-secondary); }

/* ── Modal ── */
.modal { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; z-index: 200; }
.modal[aria-hidden="false"] { display: flex; }
.modal-overlay { position: absolute; inset: 0; background: rgba(16,18,23,0.45); backdrop-filter: blur(3px); }
.modal-panel { position: relative; background: white; max-width: 640px; width: calc(100% - 48px); padding: 20px; border-radius: 12px; box-shadow: var(--shadow-hover); z-index: 2; }
.modal-panel h2 { margin: 0 0 6px 0; }
#contact-copy { width: 100%; min-height: 120px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; resize: vertical; font-family: inherit; margin-top: 10px; margin-bottom: 12px; }
.modal-actions { display:flex; gap:12px; align-items:center; justify-content:flex-end; }

/* ── Footer ── */
footer {
    border-top: 1px solid var(--border);
    padding: 24px;
    text-align: center;
    font-size: 13px;
    color: var(--on-surface-secondary);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    color: var(--on-surface-secondary);
    transition: color 0.2s, transform 0.2s;
    display: inline-flex;
}

.social-links a:hover {
    color: var(--blue);
    transform: translateY(-2px);
} 

footer a {
    color: var(--blue);
    text-decoration: none;
    font-weight: 500;
}

footer a:hover {
    text-decoration: underline;
}

/* ── Dark Mode ── */
@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg: #1a1a2e;
        --surface: #16213e;
        --on-surface: #eaeaea;
        --on-surface-secondary: #a0a0a0;
        --border: #2a2a4a;
        --shadow: 0 1px 2px 0 rgba(0,0,0,.4), 0 1px 3px 1px rgba(0,0,0,.3);
        --shadow-hover: 0 1px 3px 0 rgba(0,0,0,.4), 0 4px 8px 3px rgba(0,0,0,.3);
    }
}

[data-theme="dark"] {
    --bg: #1a1a2e;
    --surface: #16213e;
    --on-surface: #eaeaea;
    --on-surface-secondary: #a0a0a0;
    --border: #2a2a4a;
    --shadow: 0 1px 2px 0 rgba(0,0,0,.4), 0 1px 3px 1px rgba(0,0,0,.3);
    --shadow-hover: 0 1px 3px 0 rgba(0,0,0,.4), 0 4px 8px 3px rgba(0,0,0,.3);
}

[data-theme="dark"] body,
[data-theme="dark"] .topbar,
[data-theme="dark"] footer {
    background-color: var(--bg);
}

[data-theme="dark"] .topbar {
    background: rgba(26, 26, 46, 0.9);
}

[data-theme="dark"] .card {
    background: linear-gradient(180deg, rgba(22,33,62,0.85), rgba(26,26,46,0.92));
    border-color: rgba(60,60,100,0.5);
}

[data-theme="dark"] .contact-panel {
    background: rgba(22,33,62,0.92);
}

/* ── Theme Toggle ── */
.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--on-surface-secondary);
    transition: background 0.2s, color 0.2s;
}

.theme-toggle:hover {
    background: var(--surface);
    color: var(--on-surface);
}

.theme-toggle .material-icons-outlined {
    font-size: 20px;
}

/* ── Keyboard Focus Indicators ── */
*:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
}

.topbar-btn:focus-visible,
.card-link:focus-visible,
.topbar-link:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
    border-radius: 24px;
}

button:focus-visible {
    outline: 2px solid var(--blue);
    outline-offset: 2px;
}

/* ── Mobile Hamburger Menu ── */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 24px;
    height: 20px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 110;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--on-surface);
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ── Tooltips ── */
[data-tooltip] {
    position: relative;
}

[data-tooltip]::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(-4px);
    padding: 6px 12px;
    background: var(--on-surface);
    color: var(--bg);
    font-size: 12px;
    font-weight: 500;
    border-radius: 4px;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s, visibility 0.2s, transform 0.2s;
    pointer-events: none;
    z-index: 200;
}

[data-tooltip]:hover::after,
[data-tooltip]:focus::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-8px);
}

/* ── Scroll Reveal Animations ── */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── Loading Skeleton ── */
.skeleton {
    background: linear-gradient(90deg, var(--surface) 25%, rgba(255,255,255,0.3) 50%, var(--surface) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: 4px;
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ── Hero Parallax ── */
.hero.parallax h1,
.hero.parallax p {
    transition: transform 0.1s ease-out;
}

/* ── Form Validation Styles ── */
#contact-form input:valid,
#contact-form textarea:valid {
    border-color: #34A853;
}

#contact-form input:invalid:not(:placeholder-shown),
#contact-form textarea:invalid:not(:placeholder-shown) {
    border-color: #EA4335;
}

.validation-icon {
    position: absolute;
    right: 12px;
    top: 50%;

/* ── Magnetic Buttons ── */
.magnetic-btn {
    display: inline-block;
    transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
}

/* ── 3D Tilt Cards ── */
.tilt-card {
    transition: transform 0.1s ease-out;
    transform-style: preserve-3d;
    will-change: transform;
    /* Reset transform when not hovering handled by JS mouseleave */
}

.tilt-card .card-icon,
.tilt-card h2,
.tilt-card p,
.tilt-card .card-link {
    transform: translateZ(20px); /* Pop out effect */
}

/* ── Global Toast Notification ── */
#toast-container {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background: var(--surface);
    color: var(--on-surface);
    padding: 12px 24px;
    border-radius: 50px;
    box-shadow: var(--shadow-hover);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
    opacity: 0;
    transform: translateY(20px);
    animation: toastIn 0.3s forwards;
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.toast.toast-out {
    animation: toastOut 0.3s forwards;
}

.toast .material-icons-outlined {
    font-size: 18px;
    color: var(--blue);
}

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

@keyframes toastOut {
    to { opacity: 0; transform: translateY(-10px); }
}

/* ── Glitch Text Effect ── */
.glitch {
    position: relative;
    display: inline-block;
}

.glitch:hover::before,
.glitch:hover::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg);
}

.glitch:hover::before {
    left: 2px;
    text-shadow: -1px 0 var(--pink);
    clip: rect(24px, 550px, 90px, 0);
    animation: glitch-anim-2 2.5s infinite linear alternate-reverse;
}

.glitch:hover::after {
    left: -2px;
    text-shadow: -1px 0 var(--blue);
    clip: rect(85px, 550px, 140px, 0);
    animation: glitch-anim 2s infinite linear alternate-reverse;
}

@keyframes glitch-anim {
    0% { clip: rect(25px, 9999px, 86px, 0); }
    20% { clip: rect(98px, 9999px, 5px, 0); }
    40% { clip: rect(6px, 9999px, 68px, 0); }
    60% { clip: rect(54px, 9999px, 88px, 0); }
    80% { clip: rect(24px, 9999px, 20px, 0); }
    100% { clip: rect(76px, 9999px, 9px, 0); }
}

@keyframes glitch-anim-2 {
    0% { clip: rect(65px, 9999px, 95px, 0); }
    20% { clip: rect(7px, 9999px, 80px, 0); }
    40% { clip: rect(40px, 9999px, 5px, 0); }
    60% { clip: rect(3px, 9999px, 97px, 0); }
    80% { clip: rect(79px, 9999px, 45px, 0); }
    100% { clip: rect(36px, 9999px, 35px, 0); }
}

/* ── Card Spotlight Effect ── */
.spotlight-card {
    position: relative;
    overflow: hidden;
}

.spotlight-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(
        800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), 
        rgba(255, 255, 255, 0.06), 
        transparent 40%
    );
    z-index: 2; /* Above content (which is 1) but below puddle canvas (which is 0? Wait check existing z-index) */
    /* Existing card has content at z-index 1. Let's make this 2 but pointer-events none */
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.spotlight-card:hover::before {
    opacity: 1;
}

/* Adjust z-index of card content to be above spotlight if needed. 
In style.css, .card > *:not(.puddle-canvas) is z-index 1.
So we set spotlight z-index to 2, it acts as overlay. 
*/
}

.validation-icon.valid { color: #34A853; }
.validation-icon.invalid { color: #EA4335; }

.input-wrapper {
    position: relative;
}

.input-wrapper input,
.input-wrapper textarea {
    padding-right: 36px;
}

.error-message {
    color: #EA4335;
    font-size: 12px;
    margin-top: -10px;
    margin-bottom: 10px;
    display: none;
}

.error-message.show {
    display: block;
}

/* ── Responsive ── */
@media (max-width: 600px) {
    .hero h1 { font-size: 32px; }
    .hero p  { font-size: 16px; }
    .topbar-title { font-size: 16px; }
    .topbar-link { display: none; }
    .projects { grid-template-columns: 1fr; }
    
    .hamburger {
        display: flex;
    }
    
    .topbar-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background: var(--bg);
        flex-direction: column;
        padding: 80px 24px 24px;
        gap: 8px;
        transition: right 0.3s ease;
        box-shadow: -2px 0 8px rgba(0,0,0,0.1);
        z-index: 105;
    }
    
    .topbar-nav.active {
        right: 0;
    }
    
    .topbar-nav .topbar-link {
        display: block;
        padding: 12px 16px;
        font-size: 16px;
    }
    
    .topbar-nav .topbar-btn {
        margin-top: 16px;
    }
    
    .menu-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0,0,0,0.4);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s, visibility 0.3s;
        z-index: 100;
    }
    
    .menu-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

/* ── Redesign: Utilities ── */
.section-padding {
    padding: 80px 24px;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
}

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

/* ── Redesign: Buttons ── */
.hero-actions {
    margin-top: 32px;
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.pid-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 500;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.pid-btn span {
    font-size: 20px;
}

.pid-btn-primary {
    background: var(--blue);
    color: white;
    box-shadow: 0 4px 12px rgba(74, 144, 217, 0.3);
    position: relative;
    overflow: hidden;
}

.pid-btn-primary::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 60%);
    transform: scale(0);
    transition: transform 0.6s ease-out;
    pointer-events: none;
}

.pid-btn-primary:hover::after {
    transform: scale(1);
    transition: transform 0s;
}

.pid-btn-primary:hover {
    background: #3a7bc8;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(74, 144, 217, 0.4);
}

.pid-btn-secondary {
    background: white;
    color: var(--on-surface);
    border: 1px solid var(--border);
}

.pid-btn-secondary:hover {
    background: var(--surface);
    transform: translateY(-2px);
}

[data-theme="dark"] .pid-btn-secondary {
    background: rgba(255,255,255,0.05);
    border-color: rgba(255,255,255,0.1);
}

    background: rgba(255,255,255,0.1);
}

/* ── Ripple Effect ── */
.pid-btn, .topbar-btn, .card-link {
    position: relative;
    overflow: hidden;
}

span.ripple {
    position: absolute;
    border-radius: 50%;
    transform: scale(0);
    animation: ripple 0.6s linear;
    background-color: rgba(255, 255, 255, 0.4);
    pointer-events: none;
    width: 100px;
    height: 100px;
    margin-top: -50px;
    margin-left: -50px;
}

@keyframes ripple {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* ── Toast Notifications ── */
#toast-container {
    position: fixed;
    bottom: 24px;
    left: 24px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    background: var(--surface);
    color: var(--on-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: var(--shadow-hover);
    transform: translateX(-100%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    min-width: 280px;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast-success .material-icons-outlined { color: #34A853; }
.toast-error .material-icons-outlined { color: #EA4335; }
.toast-info .material-icons-outlined { color: var(--blue); }

/* ── Reduce Motion ── */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .card:hover { transform: none !important; }
    .reveal { opacity: 1; transform: none; }
    #bg-canvas { display: none; }
}


/* ── Redesign: Features Section ── */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.feature-card {
    background: transparent;
    padding: 24px;
    border-radius: 16px;
    text-align: center;
    transition: transform 0.2s;
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    background: var(--surface);
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.05);
    border-color: rgba(74, 144, 217, 0.1);
}

[data-theme="dark"] .feature-card:hover {
    background: rgba(255,255,255,0.03);
}

.feature-icon {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 32px;
}

.feature-icon .material-icons-outlined {
    font-size: 32px;
}

.blue-bg { background: linear-gradient(135deg, #4A90D9, #3a7bc8); box-shadow: 0 8px 16px rgba(74, 144, 217, 0.2); }
.yellow-bg { background: linear-gradient(135deg, #F5C542, #e0b030); box-shadow: 0 8px 16px rgba(245, 197, 66, 0.2); }
.pink-bg { background: linear-gradient(135deg, #E86B8A, #d65a79); box-shadow: 0 8px 16px rgba(232, 107, 138, 0.2); }
.purple-bg { background: linear-gradient(135deg, #9b59b6, #8e44ad); box-shadow: 0 8px 16px rgba(155, 89, 182, 0.2); }

.feature-card h3 {
    font-family: 'Google Sans', sans-serif;
    font-size: 20px;
    margin-bottom: 12px;
    color: var(--on-surface);
}

.feature-card p {
    font-size: 15px;
    color: var(--on-surface-secondary);
    line-height: 1.6;
}

/* ── Redesign: Trust Section ── */
.trust {
    background: var(--surface);
}

[data-theme="dark"] .trust {
    background: rgba(255,255,255,0.02);
}

.trust-content h2 {
    font-family: 'Google Sans', sans-serif;
    font-size: 28px;
    margin-bottom: 40px;
    color: var(--on-surface);
}

.stats-grid {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number {
    font-family: 'Google Sans', sans-serif;
    font-size: 48px;
    font-weight: 700;
    color: var(--blue);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--on-surface-secondary);
}

/* ── Redesign: Final CTA ── */
.cta-section {
    position: relative;
    z-index: 10;
}

.cta-box {
    background: linear-gradient(135deg, var(--blue), #75aadb);
    border-radius: 32px;
    padding: 64px 24px;
    color: white;
    box-shadow: 0 20px 40px rgba(74, 144, 217, 0.2);
    position: relative;
    overflow: hidden;
}

[data-theme="dark"] .cta-box {
    background: linear-gradient(135deg, #2a5a8a, #1a3a5a);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.cta-box h2 {
    font-family: 'Google Sans', sans-serif;
    font-size: 32px;
    margin-bottom: 16px;
    color: white;
}

.cta-box p {
    font-size: 18px;
    margin-bottom: 32px;
    color: rgba(255,255,255,0.9);
}

.cta-box .pid-btn-primary {
    background: white;
    color: var(--blue);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.cta-box .pid-btn-primary:hover {
    background: #f0f0f0;
    transform: translateY(-2px);
}


/* ── Blog Post Styling ── */
.post {
    max-width: 720px;
    margin: 0 auto;
    padding: 40px 24px 80px;
}

.post-header {
    text-align: center;
    margin-bottom: 48px;
}

.breadcrumbs {
    font-size: 14px;
    color: var(--on-surface-secondary);
    margin-bottom: 16px;
}

.breadcrumbs a {
    color: var(--on-surface-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.breadcrumbs a:hover {
    color: var(--blue);
}

.post-title {
    font-family: 'Google Sans', sans-serif;
    font-size: 40px;
    line-height: 1.2;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--on-surface);
}

.post-meta {
    font-size: 14px;
    color: var(--on-surface-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

/* ── Blog Content Typography ── */
.post-content {
    font-size: 18px;
    line-height: 1.8;
    color: var(--on-surface);
}

.post-content p {
    margin-bottom: 24px;
}

.post-content h2 {
    font-family: 'Google Sans', sans-serif;
    font-size: 28px;
    font-weight: 700;
    margin-top: 48px;
    margin-bottom: 16px;
    color: var(--on-surface);
    letter-spacing: -0.5px;
}

.post-content h3 {
    font-family: 'Google Sans', sans-serif;
    font-size: 22px;
    font-weight: 700;
    margin-top: 32px;
    margin-bottom: 12px;
    color: var(--on-surface);
}

.post-content h4 {
    font-size: 18px;
    font-weight: 700;
    margin-top: 24px;
    margin-bottom: 8px;
}

.post-content ul, 
.post-content ol {
    margin-bottom: 24px;
    padding-left: 24px;
}

.post-content li {
    margin-bottom: 8px;
}

.post-content a {
    color: var(--blue);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color 0.2s;
}

.post-content a:hover {
    color: var(--pink);
}

.post-content blockquote {
    border-left: 4px solid var(--blue);
    padding: 16px 24px;
    background: var(--surface);
    border-radius: 0 8px 8px 0;
    margin: 32px 0;
    font-style: italic;
    color: var(--on-surface-secondary);
}

.post-content img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    margin: 32px 0;
    box-shadow: var(--shadow);
}

.post-content hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: 48px 0;
}

/* ── Code Blocks ── */
.post-content code {
    font-family: 'Roboto Mono', monospace;
    font-size: 0.9em;
    padding: 2px 6px;
    background: rgba(0,0,0,0.06);
    border-radius: 4px;
    color: var(--pink);
}

/* Astro Shiki blocks usually come wrapped in pre */
.post-content pre {
    background: #1e1e1e !important; /* Force dark bg for code blocks */
    padding: 20px;
    border-radius: 12px;
    overflow-x: auto;
    margin: 32px 0;
    box-shadow: var(--shadow);
}

.post-content pre code {
    background: transparent;
    padding: 0;
    color: inherit;
    font-size: 14px;
}

/* Dark mode adjustments for code */
[data-theme="dark"] .post-content code {
    background: rgba(255,255,255,0.1);
    color: var(--pink);
}

[data-theme="dark"] .post-content pre {
    background: #111 !important; /* slightly darker in dark mode or same */
    box-shadow: none;
    border: 1px solid var(--border);
}

/* ── Share Buttons ── */
.share-buttons {
    margin-top: 64px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.share-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface-secondary);
}

.share-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--on-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    font-size: 18px;
}

.share-btn:hover {
    background: var(--blue);
    color: white;
    transform: translateY(-2px);
    border-color: var(--blue);
}

.share-twitter:hover {
    background: #000;
    border-color: #000;
}

.share-linkedin:hover {
    background: #0077b5;
    border-color: #0077b5;
}


/* ── Blog Index Styling ── */
.home {
    max-width: 900px;
    margin: 0 auto;
    padding: 60px 24px 80px;
}

.page-heading {
    font-family: 'Google Sans', sans-serif;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 48px;
    text-align: center;
    color: var(--on-surface);
}

.post-list {
    list-style: none;
    padding: 0;
    display: grid;
    gap: 32px;
}

.post-list > li {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.post-list > li:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--blue);
}

.post-card {
    padding: 32px;
}

.post-list .post-meta {
    justify-content: flex-start;
    margin-bottom: 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--on-surface-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.post-list h2 {
    font-family: 'Google Sans', sans-serif;
    font-size: 24px;
    margin-bottom: 12px;
    line-height: 1.3;
}

.post-list .post-link {
    color: var(--on-surface);
    text-decoration: none;
}

.post-list .post-link:hover {
    color: var(--blue);
}

.post-list .post-excerpt {
    font-size: 16px;
    color: var(--on-surface-secondary);
    line-height: 1.6;
    margin-bottom: 24px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.post-list .btn {
    display: inline-block;
    padding: 8px 20px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--blue);
    border: 1px solid var(--border);
    text-decoration: none;
    transition: all 0.2s;
}

.post-list .btn:hover {
    background: var(--blue);
    color: white;
    border-color: var(--blue);
}

[data-theme="dark"] .post-list > li {
    background: rgba(255,255,255,0.03);
}

/* ── Enhanced Blog Index ── */

.blog-hero {
    text-align: center;
    padding: 80px 24px 60px;
    background: linear-gradient(180deg, var(--surface) 0%, rgba(255,255,255,0) 100%);
}

[data-theme="dark"] .blog-hero {
    background: linear-gradient(180deg, rgba(255,255,255,0.03) 0%, rgba(0,0,0,0) 100%);
}

.blog-hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.text-gradient {
    background: linear-gradient(135deg, var(--blue), var(--pink));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.blog-hero p {
    font-size: 20px;
    color: var(--on-surface-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.blog-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px 120px;
}

.section-label {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--on-surface-secondary);
    margin-bottom: 16px;
}

/* Featured Card */
.featured-card {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    overflow: hidden;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
    margin-bottom: 60px;
}

.featured-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--blue);
}

.featured-content {
    padding: 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.featured-content h2 {
    font-size: 32px;
    font-weight: 700;
    color: var(--on-surface);
    margin: 16px 0;
    line-height: 1.2;
}

.featured-content p {
    font-size: 16px;
    color: var(--on-surface-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}

.category-tag {
    background: rgba(74, 144, 217, 0.1);
    color: var(--blue);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
}

.post-date {
    font-size: 14px;
    color: var(--on-surface-secondary);
    margin-left: 12px;
}

.read-more {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--blue);
}

.featured-visual {
    background: linear-gradient(135deg, var(--surface) 0%, rgba(74,144,217,0.1) 100%);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.abstract-shape {
    width: 200px;
    height: 200px;
    background: linear-gradient(45deg, var(--blue), var(--pink));
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    filter: blur(40px);
    opacity: 0.6;
    animation: blobFloat 8s infinite alternate;
}

@keyframes blobFloat {
    from { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; transform: rotate(0deg); }
    to { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; transform: rotate(180deg); }
}

/* Category Cloud */
.category-cloud {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin-bottom: 40px;
    justify-content: center;
}

.category-label {
    font-weight: 600;
    font-size: 14px;
    color: var(--on-surface);
}

.category-pill {
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid var(--border);
    color: var(--on-surface-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
}

.category-pill:hover {
    background: var(--surface);
    color: var(--blue);
    border-color: var(--blue);
}

/* Recent Grid */
.section-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 32px;
}

.section-header h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--on-surface);
    white-space: nowrap;
}

.section-header .line {
    height: 1px;
    background: var(--border);
    width: 100%;
}

.post-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 32px;
}

.grid-card {
    background: white;
    border-radius: 16px;
    border: 1px solid var(--border);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

[data-theme="dark"] .grid-card {
    background: rgba(255,255,255,0.02);
}

.grid-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(74, 144, 217, 0.4);
}

.card-link-wrapper {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

.card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.post-meta-top {
    font-size: 12px;
    color: var(--on-surface-secondary);
    margin-bottom: 12px;
    font-weight: 500;
}

.post-meta-top .category-text {
    color: var(--blue);
    font-weight: 700;
    text-transform: uppercase;
}

.post-meta-top .dot { margin: 0 4px; }

.grid-card h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
    color: var(--on-surface);
}

.grid-card p {
    font-size: 14px;
    color: var(--on-surface-secondary);
    flex: 1;
    margin-bottom: 20px;
    line-height: 1.6;
}

.author-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
}

.author-avatar {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--blue);
    color: white;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
}

.author-name {
    font-size: 13px;
    font-weight: 500;
    color: var(--on-surface);
}


/* Newsletter */
.newsletter-cta {
    margin-top: 80px;
    background: linear-gradient(135deg, var(--surface) 0%, rgba(255,255,255,0) 100%);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 48px;
    text-align: center;
}

[data-theme="dark"] .newsletter-cta {
    background: rgba(255,255,255,0.03);
}

.newsletter-content h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 8px;
}

.newsletter-content p {
    color: var(--on-surface-secondary);
    margin-bottom: 24px;
}

.newsletter-form {
    display: flex;
    gap: 12px;
    justify-content: center;
    max-width: 400px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 10px 16px;
    border-radius: 50px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--on-surface);
    outline: none;
}

.newsletter-form button {
    padding: 10px 24px;
    border-radius: 50px;
    background: var(--on-surface);
    color: var(--bg);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
}

.newsletter-form button:hover {
    transform: scale(1.05);
}

/* Animation utilities */
.fade-in-up {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.6s forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

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

@media (max-width: 768px) {
    .featured-card {
        grid-template-columns: 1fr;
    }
    .featured-visual {
        height: 200px;
        order: -1;
    }
}

/* ── Enhanced Contact Page ── */

.contact-hero {
    text-align: center;
    padding: 80px 24px 40px;
}

.contact-hero h1 {
    font-size: 48px;
    font-weight: 800;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.contact-hero p {
    font-size: 20px;
    color: var(--on-surface-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.contact-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px 100px;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
    align-items: start;
}

@media (max-width: 800px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
}

/* Info Side */
.info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--shadow);
}

.info-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--on-surface);
}

.info-card .muted {
    font-size: 15px;
    margin-bottom: 32px;
    line-height: 1.6;
}

.info-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.info-item .icon {
    font-size: 24px;
    color: var(--blue);
    background: rgba(74, 144, 217, 0.1);
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
}

.info-item .label {
    display: block;
    font-size: 12px;
    font-weight: 700;
    color: var(--on-surface-secondary);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.info-item .value {
    font-size: 16px;
    color: var(--on-surface);
    font-weight: 500;
    text-decoration: none;
}

.info-item a.value:hover {
    color: var(--blue);
    text-decoration: underline;
}

.social-connect {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

.social-icons {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg);
    border: 1px solid var(--border);
    color: var(--on-surface);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    text-decoration: none;
}

.social-icons a:hover {
    background: var(--blue);
    color: white;
    transform: translateY(-2px);
    border-color: var(--blue);
}

.faq-mini {
    margin-top: 32px;
    padding: 24px;
    background: rgba(74, 144, 217, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(74, 144, 217, 0.1);
}

.faq-mini h4 {
    color: var(--blue);
    margin-bottom: 8px;
    font-size: 18px;
}

.faq-mini p {
    font-size: 14px;
    color: var(--on-surface-secondary);
    line-height: 1.5;
}

/* Form Side */
.contact-form-wrapper {
    background: white;
    padding: 40px;
    border-radius: 24px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

[data-theme="dark"] .contact-form-wrapper {
    background: rgba(255,255,255,0.03);
}

.modern-form .form-group {
    margin-bottom: 24px;
}

.modern-form label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: var(--on-surface);
}

.modern-form input,
.modern-form textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg);
    color: var(--on-surface);
    font-family: inherit;
    font-size: 15px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.modern-form input:focus,
.modern-form textarea:focus {
    outline: none;
    border-color: var(--blue);
    box-shadow: 0 0 0 4px rgba(74, 144, 217, 0.1);
}

.modern-form .input-wrapper {
    position: relative;
}

.modern-form .validation-icon {
    position: absolute;
    right: 16px;
    top: 14px; /* Adjust based on padding */
    color: transparent; /* Hidden by default */
    transition: color 0.2s;
    pointer-events: none;
}

.modern-form input:valid:not(:placeholder-shown) + .validation-icon,
.modern-form textarea:valid:not(:placeholder-shown) + .validation-icon {
    color: #34A853;
}

.form-actions-right {
    display: flex;
    justify-content: flex-end;
    margin-top: 32px;
}

/* Override previous contact styles if necessary */
.contact-section { padding: 0 !important; display: block !important; }
.contact-section #contact { display: none; } /* Hide old one if ID conflicts? No, we replaced the HTML. */

/* ── Enhanced Project Styles ── */

.project-hero-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 32px;
    padding: 40px;
    align-items: center;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}

[data-theme="dark"] .project-hero-card {
    background: rgba(255,255,255,0.02);
}

.project-hero-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
    border-color: var(--blue);
}

.project-hero-content {
    z-index: 2;
}

.project-hero-visual {
    position: relative;
    height: 100%;
    min-height: 300px;
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(74, 144, 217, 0.1) 0%, rgba(232, 107, 138, 0.1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.code-preview {
    background: #1e1e1e;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 12px 24px rgba(0,0,0,0.2);
    font-family: 'Roboto Mono', monospace;
    font-size: 13px;
    color: #d4d4d4;
    width: 90%;
    transform: rotate(-3deg);
    transition: transform 0.4s;
}

.project-hero-card:hover .code-preview {
    transform: rotate(0deg) scale(1.02);
}

.code-line { display: block; height: 20px; }
.cl-1 { width: 60%; background: rgba(255,255,255,0.1); margin-bottom: 8px; border-radius: 4px; }
.cl-2 { width: 80%; background: rgba(255,255,255,0.1); margin-bottom: 8px; border-radius: 4px; }
.cl-3 { width: 50%; background: rgba(255,255,255,0.1); margin-bottom: 8px; border-radius: 4px; }

/* Enhanced Project Card (Grid) */
.project-card-enhanced {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 32px;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    height: 100%;
}

[data-theme="dark"] .project-card-enhanced {
    background: rgba(255,255,255,0.02);
}

.project-card-enhanced:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--pink);
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 16px 0 24px;
}

.tech-tag {
    font-size: 12px;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 12px;
    background: rgba(0,0,0,0.05);
    color: var(--on-surface-secondary);
    border: 1px solid transparent;
}

[data-theme="dark"] .tech-tag {
    background: rgba(255,255,255,0.1);
    color: var(--on-surface);
}

.project-stats {
    display: flex;
    gap: 16px;
    margin-top: auto;
    padding-top: 20px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--on-surface-secondary);
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.stat-item .material-icons-outlined {
    font-size: 16px;
}

@media (max-width: 768px) {
    .project-hero-card {
        grid-template-columns: 1fr;
    }
    .project-hero-visual {
        min-height: 200px;
        order: -1;
    }
}

/* ── Refactored Utility Classes ── */
.featured-projects-layout {
    grid-template-columns: 1fr;
    max-width: 1000px;
    margin: 0 auto;
}

.project-stats-pure {
    margin-top: 24px;
    border-top: none;
    padding-top: 0;
}

.view-all-container {
    margin-top: 40px;
}

.trust-description {
    max-width: 600px;
    margin: 0 auto;
    font-size: 18px;
    color: var(--on-surface-secondary);
}

/* Code Syntax Highlighting */
.c-keywords { color: #569CD6; }
.c-func { color: #DCDCAA; }
.c-control { color: #C586C0; }
.c-type { color: #4EC9B0; }
.indent-1 { padding-left: 20px; }
.indent-2 { padding-left: 40px; }

/* ═══════════════════════════════════════════════════════════════════════════
   ██╗   ██╗██╗  ██╗    ██╗██╗   ██╗██╗    ██╗███╗   ███╗██████╗ ██████╗  ██████╗ ██╗   ██╗███████╗███╗   ███╗███████╗███╗   ██╗████████╗███████╗
   ██║   ██║╚██╗██╔╝   ██╔╝██║   ██║██║    ██║████╗ ████║██╔══██╗██╔══██╗██╔═══██╗██║   ██║██╔════╝████╗ ████║██╔════╝████╗  ██║╚══██╔══╝██╔════╝
   ██║   ██║ ╚███╔╝   ██╔╝ ██║   ██║██║    ██║██╔████╔██║██████╔╝██████╔╝██║   ██║██║   ██║█████╗  ██╔████╔██║█████╗  ██╔██╗ ██║   ██║   ███████╗
   ██║   ██║ ██╔██╗  ██╔╝  ██║   ██║██║    ██║██║╚██╔╝██║██╔═══╝ ██╔══██╗██║   ██║╚██╗ ██╔╝██╔══╝  ██║╚██╔╝██║██╔══╝  ██║╚██╗██║   ██║   ╚════██║
   ╚██████╔╝██╔╝ ██╗██╔╝   ╚██████╔╝██║    ██║██║ ╚═╝ ██║██║     ██║  ██║╚██████╔╝ ╚████╔╝ ███████╗██║ ╚═╝ ██║███████╗██║ ╚████║   ██║   ███████║
    ╚═════╝ ╚═╝  ╚═╝╚═╝     ╚═════╝ ╚═╝    ╚═╝╚═╝     ╚═╝╚═╝     ╚═╝  ╚═╝ ╚═════╝   ╚═══╝  ╚══════╝╚═╝     ╚═╝╚══════╝╚═╝  ╚═══╝   ╚═╝   ╚══════╝
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── IMPROVEMENT 1: Animated Gradient Text Hero ── */
.text-gradient-animated {
    background: linear-gradient(
        90deg,
        var(--blue) 0%,
        var(--pink) 25%,
        var(--yellow) 50%,
        var(--pink) 75%,
        var(--blue) 100%
    );
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 4s linear infinite;
    display: inline-block;
    position: relative;
}

.text-gradient-animated::after {
    content: '';
    position: absolute;
    inset: -5px;
    background: inherit;
    filter: blur(20px);
    opacity: 0.5;
    z-index: -1;
    animation: gradientGlow 4s linear infinite;
}

@keyframes gradientShift {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}

@keyframes gradientGlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

/* Shimmer overlay effect */
.text-shimmer {
    position: relative;
    overflow: hidden;
}

.text-shimmer::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 50%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.4),
        transparent
    );
    animation: textShimmer 3s infinite;
}

@keyframes textShimmer {
    0% { left: -100%; }
    50%, 100% { left: 200%; }
}

/* Hero word cycling glow */
.word-1 {
    color: var(--blue);
    text-shadow: 0 0 20px rgba(74, 144, 217, 0.5);
    animation: wordPulse1 3s ease-in-out infinite;
}

.word-2 {
    background: linear-gradient(90deg, var(--pink), var(--yellow), var(--pink));
    background-size: 200% auto;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s linear infinite;
    text-shadow: none;
    filter: drop-shadow(0 0 10px rgba(232, 107, 138, 0.4));
}

@keyframes wordPulse1 {
    0%, 100% { text-shadow: 0 0 20px rgba(74, 144, 217, 0.5); }
    50% { text-shadow: 0 0 40px rgba(74, 144, 217, 0.8), 0 0 60px rgba(74, 144, 217, 0.4); }
}

/* ── IMPROVEMENT 2: Interactive Particle System Canvas ── */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    opacity: 0.7;
}

/* ── IMPROVEMENT 3: Scroll-Triggered Morphing Background Shapes ── */
.morph-blob {
    position: fixed;
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    filter: blur(60px);
    opacity: 0.15;
    z-index: -3;
    pointer-events: none;
    will-change: transform, border-radius;
    animation: morphBlob 15s ease-in-out infinite alternate;
}

.morph-blob-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--blue), var(--pink));
    top: 10%;
    left: -10%;
    animation-delay: 0s;
}

.morph-blob-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--yellow), var(--blue));
    top: 50%;
    right: -10%;
    animation-delay: -5s;
}

.morph-blob-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, var(--pink), var(--yellow));
    bottom: 10%;
    left: 20%;
    animation-delay: -10s;
}

@keyframes morphBlob {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
        transform: translate(0, 0) rotate(0deg) scale(1);
    }
    25% {
        border-radius: 58% 42% 75% 25% / 76% 46% 54% 24%;
    }
    50% {
        border-radius: 50% 50% 33% 67% / 55% 27% 73% 45%;
        transform: translate(30px, -30px) rotate(90deg) scale(1.1);
    }
    75% {
        border-radius: 33% 67% 58% 42% / 63% 68% 32% 37%;
    }
    100% {
        border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%;
        transform: translate(-30px, 30px) rotate(180deg) scale(0.95);
    }
}

/* Parallax movement on scroll */
.morph-blob.scroll-parallax {
    transition: transform 0.3s ease-out;
}

/* ── IMPROVEMENT 4: Enhanced Card Hover Effects with Glow Borders ── */
.card-glow,
.project-card-enhanced,
.feature-card {
    position: relative;
    overflow: visible;
}

/* Animated gradient border */
.card-glow::before,
.project-card-enhanced::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    padding: 2px;
    background: linear-gradient(
        90deg,
        var(--blue),
        var(--pink),
        var(--yellow),
        var(--pink),
        var(--blue)
    );
    background-size: 300% 100%;
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.4s ease, background-position 0.4s ease;
    z-index: -1;
}

.card-glow:hover::before,
.project-card-enhanced:hover::before {
    opacity: 1;
    animation: borderGradient 3s linear infinite;
}

@keyframes borderGradient {
    0% { background-position: 0% center; }
    100% { background-position: 300% center; }
}

/* Outer glow effect */
.card-glow::after,
.project-card-enhanced::after {
    content: '';
    position: absolute;
    inset: -10px;
    border-radius: inherit;
    background: radial-gradient(
        ellipse at center,
        rgba(74, 144, 217, 0.2) 0%,
        transparent 70%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: -2;
    pointer-events: none;
}

.card-glow:hover::after,
.project-card-enhanced:hover::after {
    opacity: 1;
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.6;
    }
    50% { 
        transform: scale(1.05);
        opacity: 1;
    }
}

/* Enhanced icon animation on card hover */
.project-card-enhanced:hover .card-icon,
.feature-card:hover .feature-icon {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 0 8px 25px rgba(74, 144, 217, 0.4);
}

.card-icon,
.feature-icon {
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.4s ease;
}

/* Card content lift effect */
.project-card-enhanced:hover h2,
.feature-card:hover h3 {
    transform: translateY(-2px);
    transition: transform 0.3s ease;
}

/* ── IMPROVEMENT 5: Page Transition Animations ── */
/* View Transitions API support */
@view-transition {
    navigation: auto;
}

::view-transition-old(root) {
    animation: fadeOutSlide 0.3s ease-out forwards;
}

::view-transition-new(root) {
    animation: fadeInSlide 0.3s ease-out forwards;
}

@keyframes fadeOutSlide {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

@keyframes fadeInSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Staggered element animations on page load */
.stagger-in {
    opacity: 0;
    transform: translateY(30px);
    animation: staggerFadeIn 0.6s ease-out forwards;
}

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

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

/* Hero entrance animation */
.hero-entrance h1 {
    animation: heroTitleIn 1s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    opacity: 0;
}

.hero-entrance p {
    animation: heroSubtitleIn 1s cubic-bezier(0.34, 1.56, 0.64, 1) 0.2s forwards;
    opacity: 0;
}

.hero-entrance .hero-actions {
    animation: heroActionsIn 0.8s ease-out 0.4s forwards;
    opacity: 0;
}

@keyframes heroTitleIn {
    0% {
        opacity: 0;
        transform: translateY(40px) scale(0.9);
        filter: blur(10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

@keyframes heroSubtitleIn {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroActionsIn {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Floating animation for elements */
.float-subtle {
    animation: floatSubtle 6s ease-in-out infinite;
}

@keyframes floatSubtle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Interactive cursor glow */
.cursor-glow {
    position: fixed;
    width: 300px;
    height: 300px;
    background: radial-gradient(
        circle,
        rgba(74, 144, 217, 0.15) 0%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
    mix-blend-mode: screen;
}

[data-theme="dark"] .cursor-glow {
    background: radial-gradient(
        circle,
        rgba(74, 144, 217, 0.25) 0%,
        transparent 70%
    );
}

/* Section divider wave */
.wave-divider {
    position: relative;
    height: 60px;
    overflow: hidden;
}

.wave-divider svg {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 60px;
}

.wave-divider path {
    fill: var(--surface);
    animation: waveMove 8s linear infinite;
}

@keyframes waveMove {
    0% { d: path("M0,32 C200,60 400,20 600,40 C800,60 1000,20 1200,40 L1200,60 L0,60 Z"); }
    50% { d: path("M0,40 C200,20 400,60 600,32 C800,20 1000,60 1200,32 L1200,60 L0,60 Z"); }
    100% { d: path("M0,32 C200,60 400,20 600,40 C800,60 1000,20 1200,40 L1200,60 L0,60 Z"); }
}

/* Dark mode particle adjustments */
[data-theme="dark"] #particle-canvas {
    opacity: 0.9;
}

[data-theme="dark"] .morph-blob {
    opacity: 0.2;
}