@tailwind base;
@tailwind components;
@tailwind utilities;

:root {
    /* Persona 5 core palette */
    --p5-red: #e60012;
    --p5-red-bright: #ff1a2e;
    --p5-red-dark: #a8000e;
    --p5-black: #0a0a0a;
    --p5-charcoal: #141414;
    --p5-charcoal-light: #1f1f1f;
    --p5-gray: #2e2e2e;
    --p5-gray-mid: #4a4a4a;
    --p5-white: #ffffff;
    --p5-off-white: #f2f2f2;
    --p5-silver: #b0b0b0;
    --p5-gold: #f5c518;

    /* Dark theme (default) — Phantom Thieves vibe */
    --bg-primary: var(--p5-black);
    --bg-secondary: var(--p5-charcoal);
    --text-primary: var(--p5-white);
    --text-secondary: var(--p5-silver);
    --border-color: var(--p5-gray);
    --accent-color: var(--p5-red);
    --hover-color: var(--p5-red-bright);
    --card-bg: var(--p5-charcoal-light);
    --button-bg: var(--p5-red-dark);
    --background: var(--p5-black);
    --background-alt: var(--p5-charcoal);

    /* Utility aliases (used in scrollbar / tailwind-style classes) */
    --slate-900: var(--p5-black);
    --slate-800: var(--p5-charcoal);
    --slate-700: var(--p5-gray);
    --slate-600: var(--p5-gray-mid);
    --slate-500: var(--p5-silver);
    --slate-400: var(--p5-silver);
    --slate-300: var(--p5-off-white);
    --slate-200: var(--p5-white);
    --teal-300: var(--p5-red-bright);
    --teal-400: var(--p5-red);

    --primary-color: var(--p5-red);
    --secondary-color: var(--p5-red-bright);
    --text-color: var(--p5-white);
    --text-light: var(--p5-silver);
    --transition: all 0.3s ease;
}

/* Light theme — high-contrast P5 menu style (white + black + red) */
[data-theme="light"] {
    --bg-primary: var(--p5-off-white);
    --bg-secondary: var(--p5-white);
    --text-primary: var(--p5-black);
    --text-secondary: var(--p5-gray-mid);
    --border-color: #d4d4d4;
    --accent-color: var(--p5-red);
    --hover-color: var(--p5-red-bright);
    --card-bg: var(--p5-white);
    --button-bg: var(--p5-red);
    --background: var(--p5-off-white);
    --background-alt: var(--p5-white);
}

[data-theme="light"] .highlight {
    color: var(--p5-red);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    /* The angled P5 drop-shadows extend past elements; clip any horizontal bleed */
    overflow-x: hidden;
}

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

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 2rem);
}

/* Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-primary);
    box-shadow: 0 2px 0 var(--p5-red);
    z-index: 1000;
}

/* Offset in-page anchor jumps so section titles clear the fixed header */
:root {
    --section-scroll-offset: 4.7rem;
}

main section[id] {
    scroll-margin-top: var(--section-scroll-offset);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    padding: clamp(0.75rem, 3vw, 1rem) clamp(1rem, 4vw, 2rem);
    background-color: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.nav-links {
    display: flex;
    flex: 1;
    justify-content: center;
    align-items: center;
    gap: clamp(0.75rem, 4vw, 2rem);
    list-style: none;
    margin: 0;
    padding: 0;
    min-width: 0;
}

.nav-links li {
    flex-shrink: 0;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0.8;
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.nav-links a:hover {
    opacity: 1;
    color: var(--accent-color);
    transform: translateY(-2px);
}

.nav-links a:active {
    transform: translateY(0);
}

/* Hero Section */
#hero {
    padding: clamp(5rem, 12vw, 8rem) 0 clamp(2.5rem, 8vw, 4rem);
    text-align: center;
    background-color: var(--bg-primary);
}

#hero h1 {
    font-size: clamp(2rem, 8vw, 3rem);
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.15;
}

.highlight {
    color: var(--accent-color);
}

.subtitle {
    font-size: clamp(1.15rem, 4vw, 1.5rem);
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.description {
    font-size: clamp(1rem, 3vw, 1.25rem);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
#about {
    padding: clamp(2.5rem, 8vw, 4rem) 0;
    background-color: var(--bg-secondary);
}

#about h2 {
    font-size: clamp(1.6rem, 6vw, 2rem);
    margin-bottom: 2rem;
    text-align: center;
}

.about-content {
    display: grid;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.skills-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    list-style: none;
    margin-top: 1rem;
}

.skills-list li {
    padding: 0.5rem 1rem;
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    text-align: center;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

/* Collapsible skills: hide the extras until the user expands the list */
.skill-hidden {
    display: none;
}

.skills-list.expanded .skill-hidden {
    display: block;
}

/* "Show more / Show less" toggle button */
.skills-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    padding: 0.55rem 1.25rem;
    background-color: transparent;
    color: var(--text-primary);
    border: 2px solid var(--accent-color);
    border-radius: 0;
    clip-path: var(--p5-cut-chip);
    cursor: pointer;
    font-family: var(--p5-font-display);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    font-size: 0.9rem;
    transition: background-color 0.25s var(--p5-snap),
                color 0.25s var(--p5-snap),
                transform 0.25s var(--p5-snap);
}

.skills-toggle:hover {
    background-color: var(--accent-color);
    color: var(--p5-white);
    transform: skewX(-8deg) translateY(-2px);
}

.skills-toggle:active {
    transform: translateY(0);
}

.skills-toggle .skills-toggle-icon {
    font-size: 1.15rem;
    line-height: 1;
    transition: transform 0.3s var(--p5-snap);
}

/* Rotate the "+" into an "x"-like cue when expanded */
.skills-toggle[aria-expanded="true"] .skills-toggle-icon {
    transform: rotate(45deg);
}

/* Education Section */
#education {
    padding: clamp(2.5rem, 8vw, 4rem) 0;
    background-color: var(--bg-primary);
}

#education h2 {
    font-size: clamp(1.6rem, 6vw, 2rem);
    margin-bottom: 2rem;
    text-align: center;
}

.education-content {
    max-width: 800px;
    margin: 0 auto;
}

.education-card {
    position: relative;
    isolation: isolate;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0;
    clip-path: var(--p5-cut-md);
    padding: clamp(1.25rem, 4vw, 1.75rem);
    box-shadow: 6px 6px 0 var(--p5-red-dark);
}

.education-school {
    font-family: var(--p5-font-display);
    font-size: clamp(1.15rem, 4vw, 1.35rem);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    line-height: 1.3;
}

.education-degree {
    color: var(--text-secondary);
    font-size: clamp(1rem, 3vw, 1.1rem);
    margin-bottom: 1.25rem;
}

.education-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin: 0;
}

.education-detail {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.75rem 1rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    clip-path: var(--p5-cut-chip);
}

.education-detail dt {
    font-family: var(--p5-font-display);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-color);
}

.education-detail dd {
    margin: 0;
    font-size: clamp(1rem, 3vw, 1.1rem);
    font-weight: 600;
    color: var(--text-primary);
}

.education-courses {
    margin-top: 1.5rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.education-courses-title {
    font-family: var(--p5-font-display);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent-color);
    margin-bottom: 0.85rem;
}

.education-courses-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.65rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.education-courses-list li {
    padding: 0.45rem 0.85rem;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    clip-path: var(--p5-cut-chip);
    font-size: 0.9rem;
    color: var(--text-primary);
    text-align: center;
}

/* Projects Section */
#projects {
    padding: clamp(2.5rem, 8vw, 4rem) 0;
    background-color: var(--bg-primary);
}

#projects h2 {
    font-size: clamp(1.6rem, 6vw, 2rem);
    margin-bottom: 2rem;
    text-align: center;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: clamp(1.25rem, 4vw, 2rem);
}

/* Contact Section */
#contact {
    padding: clamp(2.5rem, 8vw, 4rem) 0;
    background-color: var(--bg-secondary);
    text-align: center;
}

#contact h2 {
    font-size: clamp(1.6rem, 6vw, 2rem);
    margin-bottom: 1rem;
}

#contact p {
    max-width: 600px;
    margin: 0 auto 2rem;
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background-color: var(--button-bg);
    color: var(--p5-white);
    text-decoration: none;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: var(--transition);
    border: 2px solid var(--accent-color);
}

.cta-button:hover {
    background-color: var(--hover-color);
    color: var(--p5-white);
    border-color: var(--p5-red-bright);
}

/* Footer */
footer {
    padding: 2rem 0;
    text-align: center;
    color: var(--text-secondary);
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

/* Responsive Design */
@media (max-width: 768px) {
    #hero h1 {
        font-size: 2.5rem;
    }

    .subtitle {
        font-size: 1.25rem;
    }

    .description {
        font-size: 1rem;
    }

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

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

section {
    animation: fadeIn 0.5s ease-out;
}

/* Theme toggle button */
.theme-toggle {
    position: relative;
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--bg-secondary);
    border: 2px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.8;
    transition: opacity 0.3s ease, transform 0.3s ease;
    margin-left: 1rem;
}

.theme-toggle:hover {
    opacity: 1;
    transform: scale(1.1);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    color: var(--text-secondary);
    transition: all 0.5s ease;
}

/* Icon animations */
.theme-toggle .sun-icon {
    position: absolute;
    opacity: 0;
    transform: rotate(-90deg);
}

.theme-toggle .moon-icon {
    position: absolute;
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="light"] .theme-toggle .sun-icon {
    opacity: 1;
    transform: rotate(0deg);
}

[data-theme="light"] .theme-toggle .moon-icon {
    opacity: 0;
    transform: rotate(90deg);
}

/* Layout */
.mx-auto {
    margin-left: auto;
    margin-right: auto;
}

.min-h-screen {
    min-height: 100vh;
}

.max-w-screen-xl {
    max-width: 1280px;
}

.px-6 {
    padding-left: 1.5rem;
    padding-right: 1.5rem;
}

.py-12 {
    padding-top: 3rem;
    padding-bottom: 3rem;
}

/* Fixed left side */
.lg\:sticky {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    overflow-y: auto;
    padding: 2rem;
    background-color: var(--bg-primary);
    width: 35%;
    max-width: 400px;
    z-index: 40;
}

.lg\:max-h-screen {
    max-height: 100vh;
}

.lg\:w-\[48\%\] {
    width: 35%;
    max-width: 400px;
}

.lg\:flex {
    display: flex;
}

.lg\:justify-between {
    justify-content: space-between;
}

.lg\:gap-4 {
    gap: 1rem;
}

/* Main content */
.lg\:w-\[52\%\] {
    width: 65%;
    margin-left: 35%;
    min-height: 100vh;
}

.lg\:py-24 {
    padding-top: 6rem;
    padding-bottom: 6rem;
}

/* Typography */
.font-sans {
    font-family: 'Inter', sans-serif;
}

.text-4xl {
    font-size: 2.25rem;
}

.font-bold {
    font-weight: 700;
}

.tracking-tight {
    letter-spacing: -0.025em;
}

/* Navigation */
.nav-indicator {
    transition: all 0.3s ease;
}

.nav-text {
    transition: color 0.3s ease;
}

/* Hover effects */
.hover\:text-slate-200:hover {
    color: var(--slate-200);
}

.hover\:text-teal-300:hover {
    color: var(--teal-300);
}

.group:hover .group-hover\:bg-slate-800\/50 {
    background-color: rgba(30, 41, 59, 0.5);
}

/* Responsive design */
@media (max-width: 1024px) {
    .lg\:sticky {
        position: relative;
        width: 100%;
        max-width: none;
        height: auto;
        padding: 1rem;
        overflow-y: visible;
        z-index: 1;
    }

    .lg\:w-\[48\%\] {
        width: 100%;
        max-width: none;
    }

    .lg\:w-\[52\%\] {
        width: 100%;
        margin-left: 0;
    }

    /* Navigation for mobile */
    .nav {
        display: block;
    }

    .nav ul {
        display: flex;
        flex-wrap: wrap;
        gap: 1rem;
        margin-top: 1rem;
    }

    .nav-indicator {
        width: 8px;
    }

    .nav-text {
        font-size: 0.875rem;
    }

    /* Section spacing for mobile */
    section {
        padding: 1rem 0;
    }

    /* Make navigation visible on mobile */
    .nav.hidden {
        display: block;
    }
}

/* Additional responsive adjustments */
@media (max-width: 640px) {
    .text-4xl {
        font-size: 1.75rem;
    }

    .text-lg {
        font-size: 1rem;
    }

    .nav ul {
        flex-direction: column;
        gap: 0.5rem;
    }
}

/* Animations */
.transition {
    transition-property: all;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
    transition-duration: 150ms;
}

.motion-reduce\:transition-none {
    transition: none;
}

/* Accessibility */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles */
.focus-visible\:text-teal-300:focus-visible {
    color: var(--teal-300);
}

/* Backdrop blur */
.backdrop-blur {
    backdrop-filter: blur(8px);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--slate-900);
}

::-webkit-scrollbar-thumb {
    background: var(--p5-red-dark);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--p5-red);
}

/* Header layout */
.header-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 48%;
    height: 100vh;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: var(--bg-primary);
    border-right: 1px solid var(--bg-secondary);
    z-index: 40;
}

.header-content {
    max-width: 24rem;
    margin: 0 auto;
}

/* Main content layout */
.main-content {
    margin-left: 48%;
    padding: 2rem;
    min-height: 100vh;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .lg\:sticky {
        position: relative;
        width: 100%;
        max-width: none;
        height: auto;
        padding: 2rem;
    }

    .lg\:w-\[48\%\] {
        width: 100%;
        max-width: none;
    }

    .lg\:w-\[52\%\] {
        width: 100%;
        margin-left: 0;
    }

    /* Maintain readable text sizes */
    .text-4xl {
        font-size: 2rem;
    }

    .text-lg {
        font-size: 1.125rem;
    }

    .text-sm {
        font-size: 0.875rem;
    }

    .text-xs {
        font-size: 0.75rem;
    }

    /* Comfortable spacing for mobile */
    .mt-4 {
        margin-top: 1rem;
    }

    .mb-4 {
        margin-bottom: 1rem;
    }

    .py-3 {
        padding-top: 0.75rem;
        padding-bottom: 0.75rem;
    }

    .px-6 {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    /* Navigation for mobile */
    .nav ul {
        gap: 1rem;
    }

    .nav-indicator {
        width: 8px;
    }

    .nav-text {
        font-size: 0.875rem;
    }

    /* Section spacing for mobile */
    section {
        padding: 2rem 0;
    }

    /* Container padding for mobile */
    .container {
        padding: 0 1.5rem;
    }
}

/* Project Cards */
.project-card {
    background-color: var(--card-bg);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    text-decoration: none;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.15);
    border-color: var(--accent-color);
}

.project-card:hover .project-title-wrapper h3 {
    color: var(--text-secondary);
}

.project-card:hover .project-icon {
    transform: translate(4px, -6px);
    color: var(--text-secondary);
}

.project-card h3 {
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.project-date {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.project-details {
    margin-bottom: 1.5rem;
    padding-left: 1rem;
}

.project-details li {
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

.project-link {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--accent-color);
    color: var(--p5-white);
    text-decoration: none;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.project-link:hover {
    background-color: var(--hover-color);
    transform: translateY(-2px);
}

/* Projects Grid Layout */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: clamp(1.25rem, 4vw, 1.5rem);
}

/* Title and Icon Alignment */
.project-title-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.5rem;
}

.project-icon {
    width: 1rem;
    height: 1rem;
    position: relative;
    top: -2px;
    color: var(--accent-color);
    flex-shrink: 0;
    transition: transform 0.3s ease, color 0.3s ease;
}

/* Animate icon on hover */
.project-title-wrapper:hover .project-icon {
    transform: translate(4px, -6px);
    color: var(--text-secondary);
}

/* =================================================
   PERSONA 5 EFFECTS LAYER
   Hover/interaction styling — overrides earlier rules
   ================================================= */
:root {
    --p5-snap: cubic-bezier(0.7, 0, 0.3, 1);
    --p5-font-display: 'Oswald', 'Bebas Neue', 'Inter', sans-serif;
    --p5-cut-sm: polygon(
        0 0,
        calc(100% - 14px) 0,
        100% 14px,
        100% 100%,
        14px 100%,
        0 calc(100% - 14px)
    );
    --p5-cut-md: polygon(
        0 0,
        calc(100% - 22px) 0,
        100% 22px,
        100% 100%,
        22px 100%,
        0 calc(100% - 22px)
    );
    --p5-cut-chip: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
}

/* Display typography for headings & logo */
.logo,
#hero h1,
#about h2,
#education h2,
#projects h2,
#contact h2 {
    font-family: var(--p5-font-display);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Logo: quick red skew flicker */
.logo {
    transition: color 0.2s var(--p5-snap), transform 0.2s var(--p5-snap);
}
.logo:hover {
    color: var(--p5-red);
    transform: skewX(-6deg);
}

/* Highlight name in hero gets a sharp red underline-block */
.highlight {
    position: relative;
    display: inline-block;
    padding: 0 0.25rem;
    transition: color 0.25s var(--p5-snap), transform 0.25s var(--p5-snap);
}
.highlight::before {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 12px;
    background: var(--p5-red);
    transform: skewX(-15deg);
    z-index: -1;
    transition: height 0.3s var(--p5-snap);
}
.highlight:hover {
    color: var(--p5-white);
}
.highlight:hover::before {
    height: 100%;
}

/* === Navigation links: sliding skewed red underline === */
.nav-links a {
    position: relative;
    padding: 0.25rem 0.4rem;
    text-transform: uppercase;
    letter-spacing: clamp(0.03em, 0.5vw, 0.1em);
    font-size: clamp(0.72rem, 2.8vw, 0.95rem);
    transition: color 0.25s var(--p5-snap), transform 0.25s var(--p5-snap);
}
.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 100%;
    height: 3px;
    background: var(--p5-red);
    transform: scaleX(0) skewX(-25deg);
    transform-origin: left center;
    transition: transform 0.3s var(--p5-snap);
}
.nav-links a:hover::after,
.nav-links a.active::after {
    transform: scaleX(1) skewX(-25deg);
}

/* === CTA button: angular shape + red→black slash on hover === */
.cta-button {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    border: none;
    border-radius: 0;
    clip-path: var(--p5-cut-sm);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    font-weight: 700;
    font-family: var(--p5-font-display);
    background-color: var(--p5-red);
    color: var(--p5-white);
    box-shadow: 6px 6px 0 var(--p5-black);
    transition:
        transform 0.25s var(--p5-snap),
        color 0.25s var(--p5-snap),
        box-shadow 0.25s var(--p5-snap),
        letter-spacing 0.25s var(--p5-snap);
}
.cta-button::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--p5-black);
    transform: translateX(-101%) skewX(-20deg);
    transition: transform 0.45s var(--p5-snap);
    z-index: -1;
}
.cta-button:hover {
    transform: translate(-3px, -3px) skewX(-4deg);
    color: var(--p5-red);
    letter-spacing: 0.18em;
    box-shadow: 10px 10px 0 var(--p5-red-dark);
    border-color: transparent;
}
.cta-button:hover::before {
    transform: translateX(0) skewX(-20deg);
}
.cta-button:active {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--p5-black);
}

/* In light mode the slash inverts: white card → black text → red slash */
[data-theme="light"] .cta-button {
    background-color: var(--p5-black);
    color: var(--p5-white);
    box-shadow: 6px 6px 0 var(--p5-red);
}
[data-theme="light"] .cta-button::before {
    background: var(--p5-red);
}
[data-theme="light"] .cta-button:hover {
    color: var(--p5-white);
    box-shadow: 10px 10px 0 var(--p5-black);
}

/* === Project cards: notched corners + red wash slide + stamp shadow === */
.project-card {
    position: relative;
    overflow: hidden;
    isolation: isolate;
    border: none;
    border-radius: 0;
    clip-path: var(--p5-cut-md);
    background-color: var(--p5-charcoal-light);
    box-shadow: 6px 6px 0 var(--p5-red-dark);
    transition:
        transform 0.3s var(--p5-snap),
        box-shadow 0.3s var(--p5-snap);
}
.project-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: var(--p5-red);
    transform: translateX(-101%) skewX(-15deg);
    transition: transform 0.5s var(--p5-snap);
    z-index: -1;
}
.project-card:hover {
    transform: translate(-4px, -4px) skewX(-2deg);
    box-shadow: 12px 12px 0 var(--p5-red);
}
.project-card:hover::before {
    transform: translateX(0) skewX(-15deg);
}
.project-card:hover h3,
.project-card:hover .project-date,
.project-card:hover .project-details li {
    color: var(--p5-white);
}
.project-card:hover .project-icon {
    color: var(--p5-white);
    transform: translate(6px, -8px) rotate(15deg);
}

[data-theme="light"] .project-card {
    background-color: var(--p5-white);
    box-shadow: 6px 6px 0 var(--p5-black);
}
[data-theme="light"] .project-card:hover {
    box-shadow: 12px 12px 0 var(--p5-red);
}

/* === Skills list chips: angled parallelogram + skew on hover === */
.skills-list li {
    position: relative;
    border: none;
    border-radius: 0;
    clip-path: var(--p5-cut-chip);
    background-color: var(--p5-charcoal-light);
    color: var(--p5-white);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    padding: 0.65rem 1.25rem;
    transition:
        transform 0.25s var(--p5-snap),
        background-color 0.25s var(--p5-snap),
        color 0.25s var(--p5-snap);
}
.skills-list li:hover {
    transform: skewX(-10deg) translateY(-2px);
    background-color: var(--p5-red);
    color: var(--p5-white);
}

[data-theme="light"] .skills-list li {
    background-color: var(--p5-black);
    color: var(--p5-white);
}
[data-theme="light"] .skills-list li:hover {
    background-color: var(--p5-red);
}

/* === Theme toggle: red border + spin on hover === */
.theme-toggle {
    border-color: var(--p5-red);
    transition:
        transform 0.4s var(--p5-snap),
        background-color 0.3s var(--p5-snap),
        opacity 0.3s ease;
}
.theme-toggle:hover {
    background-color: var(--p5-red);
    transform: rotate(180deg) scale(1.1);
}
.theme-toggle:hover svg {
    color: var(--p5-white);
}

/* Section headings get a red angular tick */
#about h2,
#education h2,
#projects h2,
#contact h2 {
    position: relative;
    display: inline-block;
    padding: 0 1.25rem;
}
#about h2::before,
#education h2::before,
#projects h2::before,
#contact h2::before,
#about h2::after,
#education h2::after,
#projects h2::after,
#contact h2::after {
    content: "";
    position: absolute;
    top: 50%;
    width: 28px;
    height: 6px;
    background: var(--p5-red);
    transform: translateY(-50%) skewX(-25deg);
}
#about h2::before,
#education h2::before,
#projects h2::before,
#contact h2::before {
    right: 100%;
    margin-right: 0.75rem;
}
#about h2::after,
#education h2::after,
#projects h2::after,
#contact h2::after {
    left: 100%;
    margin-left: 0.75rem;
}

/* Keep the H2 row centered */
#about .container,
#education .container,
#projects .container,
#contact .container {
    text-align: center;
}
#about .about-content,
#education .education-content,
#projects .projects-grid {
    text-align: left;
}

/* =================================================
   RESPONSIVE REFINEMENTS — phones & tablets
   ================================================= */

/* Footer scales down on small screens */
footer {
    padding: clamp(1.5rem, 5vw, 2rem) 0;
}

/* CTA buttons stay comfortable, full-friendly tap targets on touch */
.cta-button {
    padding: clamp(0.8rem, 3vw, 1rem) clamp(1.4rem, 5vw, 2rem);
    font-size: clamp(0.9rem, 2.5vw, 1rem);
}

/* Tablet and below */
@media (max-width: 768px) {
    .nav-content {
        padding: 0.75rem 1rem;
        gap: 0.5rem;
    }

    .nav-links {
        justify-content: space-evenly;
        gap: 0;
    }

    .theme-toggle {
        width: 36px;
        height: 36px;
        margin-left: 0;
    }

    .theme-toggle svg {
        width: 18px;
        height: 18px;
    }

    /* Lighter angular shadows so cards don't feel heavy on smaller screens */
    .project-card {
        box-shadow: 4px 4px 0 var(--p5-red-dark);
    }
    .cta-button {
        box-shadow: 4px 4px 0 var(--p5-black);
    }
    [data-theme="light"] .cta-button {
        box-shadow: 4px 4px 0 var(--p5-red);
    }

    /* Disable transform-based hover lifts on touch to avoid sticky states */
    @media (hover: none) {
        .project-card:hover,
        .cta-button:hover,
        .skills-list li:hover {
            transform: none;
        }
    }
}

/* Phones — S22 and similar (~360px) */
@media (max-width: 480px) {
    .nav-content {
        padding: 0.6rem 0.75rem;
        gap: 0.4rem;
    }

    .nav-links {
        justify-content: space-evenly;
    }

    .nav-links a {
        padding: 0.3rem 0.15rem;
        font-size: 0.72rem;
        letter-spacing: 0.03em;
    }

    .theme-toggle {
        width: 32px;
        height: 32px;
    }

    .theme-toggle svg {
        width: 15px;
        height: 15px;
    }

    /* Shrink the decorative red ticks beside section headings so they
       don't crowd the title on narrow screens */
    #about h2::before,
    #education h2::before,
    #projects h2::before,
    #contact h2::before,
    #about h2::after,
    #education h2::after,
    #projects h2::after,
    #contact h2::after {
        width: 16px;
        height: 4px;
    }
    #about h2,
    #education h2,
    #projects h2,
    #contact h2 {
        padding: 0 0.75rem;
    }

    .project-card {
        padding: 1.25rem;
    }

    /* Single-column skills already handled; tighten spacing */
    .skills-list {
        gap: 0.75rem;
    }
}