/* 
   Style Sheet for Developer Portfolio (Natpathan Bunmee)
   Theme: Modern Cyber Dark Mode with Interactive Overclock Styling
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
    /* Color Palette - Default Mode (Shadow Monarch Theme - Violet/Cyan) */
    --bg-main: #07040f;           /* Deep Shadow Purple-Black */
    --bg-card: rgba(17, 8, 31, 0.65); /* Translucent Deep Purple Card */
    --border-color: rgba(139, 92, 246, 0.15); /* Violet Tinted Border */
    --text-primary: #f8fafc;
    --text-secondary: #a78bfa;     /* Soft Violet Secondary */
    
    --color-accent: #8b5cf6;      /* Monarch Purple Aura */
    --color-accent-rgb: 139, 92, 246;
    --color-secondary: #00d2ff;   /* Monarch Eye Blue/Cyan Glow */
    --color-secondary-rgb: 0, 210, 255;
    --glow-shadow: 0 0 22px rgba(139, 92, 246, 0.45);
    --glow-secondary: 0 0 22px rgba(0, 210, 255, 0.45);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-speed: 0.3s;
}

/* Overclocked Mode (Awakened Monarch Domain - Pinkish Magenta/Crimson) */
body.overclocked {
    --bg-main: #0f020a;           /* Deep Crimson-Magenta-Black */
    --bg-card: rgba(31, 5, 20, 0.65);
    --border-color: rgba(244, 63, 94, 0.2);
    --color-accent: #d946ef;      /* Awakened Magenta */
    --color-accent-rgb: 217, 70, 239;
    --color-secondary: #f43f5e;   /* Shadow Crimson Aura */
    --color-secondary-rgb: 244, 63, 94;
    --glow-shadow: 0 0 25px rgba(217, 70, 239, 0.6);
    --glow-secondary: 0 0 25px rgba(244, 63, 94, 0.6);
}

/* Reset and Core Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* Hide default cursor on desktop screens */
body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background-color 0.8s cubic-bezier(0.25, 1, 0.5, 1), color var(--transition-speed);
}

/* Background Canvas for Shadow Energy Particles */
#shadow-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 0;
    pointer-events: none;
    display: block;
}



/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-main);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}

/* Base Layout & Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 6rem 0;
    position: relative;
    z-index: 1;
}

h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
}

.text-gradient {
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: background var(--transition-speed);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.8rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    color: #fff;
    box-shadow: var(--glow-shadow);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 15px 30px rgba(var(--color-accent-rgb), 0.4), 
                0 0 20px rgba(var(--color-secondary-rgb), 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(var(--color-accent-rgb), 0.1);
    border-color: var(--color-accent);
    color: #fff;
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 0 15px rgba(var(--color-accent-rgb), 0.3);
}

/* Glass Card Style */
.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card:hover {
    border-color: var(--color-accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 
                0 0 25px rgba(var(--color-accent-rgb), 0.25), 
                inset 0 0 15px rgba(var(--color-accent-rgb), 0.1);
    transform: translateY(-5px);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 15, 29, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-speed);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.5px;
}

.logo span {
    color: var(--color-accent);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    position: relative;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s, text-shadow 0.3s;
    font-size: 0.95rem;
}

.nav-link:hover {
    color: var(--color-secondary);
    text-shadow: 0 0 10px rgba(var(--color-secondary-rgb), 0.7);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
    box-shadow: 0 0 8px var(--color-secondary);
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    font-size: 1.5rem;
    color: var(--text-primary);
    cursor: pointer;
    transition: color var(--transition-speed);
}

.nav-toggle:hover {
    color: var(--color-accent);
}

/* Overclock Trigger Widget */
.oc-widget {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    cursor: pointer;
    user-select: none;
    transition: all 0.3s ease;
}

.oc-widget:hover {
    background: rgba(var(--color-accent-rgb), 0.1);
    border-color: var(--color-accent);
}

.oc-indicator {
    width: 8px;
    height: 8px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--color-accent);
    animation: pulse 1.5s infinite;
}

.oc-text {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background-image: radial-gradient(circle at 10% 20%, rgba(var(--color-accent-rgb), 0.05) 0%, transparent 40%),
                      radial-gradient(circle at 90% 80%, rgba(var(--color-secondary-rgb), 0.05) 0%, transparent 40%);
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    background: rgba(var(--color-accent-rgb), 0.1);
    color: var(--color-accent);
    border: 1px solid rgba(var(--color-accent-rgb), 0.2);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.hero-badge i {
    font-size: 0.8rem;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -1.5px;
}

.hero-desc {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    margin-bottom: 3rem;
}

.social-links {
    display: flex;
    gap: 1.2rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 1.2rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-icon:hover {
    color: var(--color-accent);
    background: rgba(var(--color-accent-rgb), 0.08);
    border-color: var(--color-accent);
    transform: translateY(-3px);
}

/* System Dashboard Graphic (Hero Interactive Side) */
.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.system-dashboard {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
    background: rgba(10, 15, 29, 0.85);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
    position: relative;
    z-index: 2;
}

.sys-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.sys-dots {
    display: flex;
    gap: 0.4rem;
}

.sys-dots span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
}

.sys-dots span:nth-child(1) { background: #ef4444; }
.sys-dots span:nth-child(2) { background: #eab308; }
.sys-dots span:nth-child(3) { background: #22c55e; }

.sys-title {
    font-size: 0.75rem;
    font-family: var(--font-heading);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--text-secondary);
}

.stat-group {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.stat-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.stat-label {
    color: var(--text-secondary);
}

.stat-value {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--color-accent);
}

.stat-bar-outer {
    height: 6px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
}

.stat-bar-inner {
    height: 100%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
    width: 45%;
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1), background 0.8s;
}

.system-status-indicator {
    margin-top: 1.5rem;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    text-align: center;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.system-status-indicator span {
    color: var(--color-accent);
}

/* Background Ring Animations */
.glow-ring {
    position: absolute;
    width: 120%;
    height: 120%;
    border: 1px dashed rgba(var(--color-accent-rgb), 0.15);
    border-radius: 50%;
    z-index: 1;
    animation: rotate 30s linear infinite;
    pointer-events: none;
    will-change: transform;
}

.glow-ring-2 {
    position: absolute;
    width: 140%;
    height: 140%;
    border: 1px solid rgba(var(--color-secondary-rgb), 0.05);
    border-radius: 50%;
    z-index: 1;
    animation: rotate-reverse 45s linear infinite;
    pointer-events: none;
    will-change: transform;
}

/* About Section */
.section-title-wrapper {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tagline {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-accent);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

.section-title {
    font-size: 2.5rem;
    letter-spacing: -1px;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.about-text p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.personal-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 1rem;
}

.detail-item {
    display: flex;
    flex-direction: column;
}

.detail-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary);
}

.about-timeline {
    position: relative;
    border-left: 2px solid var(--border-color);
    padding-left: 2rem;
    margin-left: 0.5rem;
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: calc(-2rem - 6px);
    top: 6px;
    width: 10px;
    height: 10px;
    background: var(--color-accent);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--color-accent);
}

.timeline-date {
    font-size: 0.85rem;
    color: var(--color-accent);
    font-weight: 700;
    margin-bottom: 0.3rem;
}

.timeline-title {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.timeline-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

.skills-column-title {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.skills-column-title i {
    color: var(--color-accent);
}

.skills-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skill-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.skill-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--color-accent);
    flex-shrink: 0;
    transition: all 0.3s;
}

.skill-card:hover .skill-icon {
    background: rgba(var(--color-accent-rgb), 0.1);
    border-color: var(--color-accent);
    transform: scale(1.05);
}

.skill-details {
    flex-grow: 1;
}

.skill-name-row {
    display: flex;
    justify-content: space-between;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.skill-level {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

.skill-bar-outer {
    height: 5px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 3px;
    overflow: hidden;
}

.skill-bar-inner {
    height: 100%;
    background: var(--color-accent);
    border-radius: 3px;
    transition: width 1s ease-out;
}

/* Projects Section */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(285px, 1fr));
    gap: 2rem;
}

.project-card {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.project-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-accent);
    font-weight: 600;
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: var(--text-secondary);
    font-size: 1.1rem;
    transition: color 0.3s;
}

.project-link:hover {
    color: var(--color-accent);
}

.project-title {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

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

.project-tag {
    font-size: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 4rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-info-title {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

.contact-info-desc {
    color: var(--text-secondary);
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 1rem;
}

.contact-method-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.contact-method-card {
    display: flex;
    align-items: center;
    gap: 1.2rem;
    transition: transform 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.contact-method-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--color-accent);
    transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.contact-method-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.contact-method-value {
    font-weight: 600;
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.25s ease;
}

/* Hover effects directly on the card or card link container */
.contact-method-card-link:hover .contact-method-card,
.contact-method-card:hover {
    transform: translateX(6px);
}

.contact-method-card-link:hover .contact-method-icon,
.contact-method-card:hover .contact-method-icon {
    background: rgba(var(--color-accent-rgb), 0.12);
    border-color: var(--color-accent);
    color: #ffffff;
    box-shadow: 0 0 10px rgba(var(--color-accent-rgb), 0.35);
    transform: scale(1.05);
}

.contact-method-card-link:hover .contact-method-value,
.contact-method-card:hover .contact-method-value {
    color: var(--color-accent);
}

/* Clipboard Copy Tooltip */
.copy-tooltip {
    position: absolute;
    background: var(--color-accent);
    color: #ffffff;
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease;
    transform: translateY(-2px);
    margin-left: 0.8rem;
    display: inline-block;
    vertical-align: middle;
    box-shadow: 0 0 12px rgba(var(--color-accent-rgb), 0.5);
    font-weight: 600;
}

.copy-tooltip::after {
    content: '';
    position: absolute;
    top: 50%;
    left: -4px;
    margin-top: -4px;
    border-width: 4px 4px 4px 0;
    border-style: solid;
    border-color: transparent var(--color-accent) transparent transparent;
}

.copy-tooltip.show {
    opacity: 1;
    transform: translateY(-2px) translateX(2px);
}

.contact-form-wrapper {
    width: 100%;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

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

.form-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-input {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 0.8rem 1rem;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: all 0.3s;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 10px rgba(var(--color-accent-rgb), 0.15);
    background: rgba(255, 255, 255, 0.04);
}

textarea.form-input {
    resize: vertical;
    min-height: 150px;
}

/* Footer */
footer {
    padding: 3rem 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    background: rgba(10, 15, 29, 0.9);
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--text-primary);
    display: inline-block;
    margin-bottom: 1rem;
}

.footer-logo span {
    color: var(--color-accent);
}

.footer-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Animations */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(var(--color-accent-rgb), 0.7);
    }
    70% {
        box-shadow: 0 0 0 8px rgba(var(--color-accent-rgb), 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(var(--color-accent-rgb), 0);
    }
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes rotate-reverse {
    0% { transform: rotate(360deg); }
    100% { transform: rotate(0deg); }
}

/* Mobile & Cross-Device Responsiveness (PC, Mac, iOS, Android) */

/* General Overflow & Scroll Fixes (Especially for Safari macOS/iOS) */
body {
    max-width: 100%;
    overflow-x: hidden;
}

section, header, footer {
    max-width: 100%;
    overflow: hidden; /* standard modern overflow hidden */
}

#hero {
    overflow: hidden; /* prevents glowing circles from breaking horizontal scroll on Safari */
}

/* Laptops & Tablets (1024px and below) */
@media (max-width: 1024px) {
    html {
        font-size: 15px;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    section {
        padding: 5rem 0;
    }
    
    .hero-wrapper {
        gap: 2.5rem;
    }
    
    .hero-title {
        font-size: 3.2rem;
    }
}

/* Tablets (992px and below) */
@media (max-width: 992px) {
    .hero-wrapper {
        grid-template-columns: 1fr;
        gap: 3.5rem;
        text-align: center;
    }
    
    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3.5rem;
    }
}

/* Mobile Devices (768px and below) */
@media (max-width: 768px) {
    /* Responsive Header & Hamburger Menu */
    .nav-toggle {
        display: block;
        order: 3;
    }
    
    .oc-widget {
        order: 2;
        margin-right: 0.5rem;
    }
    
    .logo {
        order: 1;
    }
    
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background: rgba(10, 15, 29, 0.96);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border-color);
        padding: 2.5rem 1.5rem;
        gap: 1.5rem;
        text-align: center;
        box-shadow: 0 15px 30px rgba(0, 0, 0, 0.55);
        z-index: 999;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .form-row-2 {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
}

/* Small Smart Phones (480px and below - iPhone SE/Mini, Android) */
@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .container {
        padding: 0 1.2rem;
    }
    
    section {
        padding: 4rem 0;
    }
    
    .logo {
        font-size: 1.25rem;
    }
    
    .hero-title {
        font-size: 2.4rem;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
        gap: 1rem;
    }
    
    .hero-actions .btn {
        width: 100%;
    }
    
    .personal-details {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .about-timeline {
        padding-left: 1.2rem;
    }
    
    .timeline-dot {
        left: calc(-1.2rem - 6px);
    }
    
    .contact-form-wrapper {
        padding: 1.5rem;
    }
    
    .system-dashboard {
        padding: 1.5rem 1.2rem;
    }
}

/* Ultra Small Screens (380px and below) */
@media (max-width: 380px) {
    .oc-text {
        display: none; /* Hide overclock mode text to fit on small iPhones */
    }
    
    .oc-widget {
        padding: 0.4rem 0.5rem;
    }
}

/* Floating Music Player Widget */
.music-player {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    padding: 1rem 1.2rem;
    border-radius: 16px;
    border: 1px solid var(--border-color);
    background: rgba(17, 8, 31, 0.85);
    box-shadow: var(--glow-shadow);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    width: 320px;
}

.music-player:hover {
    border-color: var(--color-accent);
    box-shadow: 0 15px 35px rgba(var(--color-accent-rgb), 0.25), inset 0 0 10px rgba(var(--color-accent-rgb), 0.05);
}

.music-info {
    display: flex;
    align-items: center;
    gap: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding-bottom: 0.6rem;
}

/* Sound Wave Visualizer */
.music-visualizer {
    display: flex;
    align-items: flex-end;
    gap: 2.5px;
    width: 38px;
    height: 24px;
    padding-bottom: 2px;
}

.music-visualizer span {
    width: 3px;
    height: 24px; /* Set base height to full height */
    border-radius: 3px;
    background: linear-gradient(to top, var(--color-accent), var(--color-secondary));
    filter: drop-shadow(0 0 3px rgba(var(--color-accent-rgb), 0.5));
    transform-origin: bottom; /* scale from the bottom up */
    transform: scaleY(0.25); /* default initial scale */
    transition: transform 0.2s ease;
    animation: idle-wave 2s ease-in-out infinite alternate;
    will-change: transform;
}

/* Staggered animation delays for the idle state */
.music-visualizer span:nth-child(1) { animation-delay: 0.1s; }
.music-visualizer span:nth-child(2) { animation-delay: 0.3s; }
.music-visualizer span:nth-child(3) { animation-delay: 0.5s; }
.music-visualizer span:nth-child(4) { animation-delay: 0.7s; }
.music-visualizer span:nth-child(5) { animation-delay: 0.4s; }
.music-visualizer span:nth-child(6) { animation-delay: 0.2s; }
.music-visualizer span:nth-child(7) { animation-delay: 0.6s; }

/* Visualizer animation when playing */
.music-visualizer.playing span {
    animation: bounce-wave 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94) infinite alternate;
}

.music-visualizer.playing span:nth-child(1) { animation-delay: 0.05s; }
.music-visualizer.playing span:nth-child(2) { animation-delay: 0.25s; }
.music-visualizer.playing span:nth-child(3) { animation-delay: 0.45s; }
.music-visualizer.playing span:nth-child(4) { animation-delay: 0.15s; }
.music-visualizer.playing span:nth-child(5) { animation-delay: 0.35s; }
.music-visualizer.playing span:nth-child(6) { animation-delay: 0.55s; }
.music-visualizer.playing span:nth-child(7) { animation-delay: 0.20s; }

@keyframes idle-wave {
    0% { transform: scaleY(0.16); } /* ~4px */
    100% { transform: scaleY(0.42); } /* ~10px */
}

@keyframes bounce-wave {
    0% { transform: scaleY(0.2); } /* ~5px */
    100% { transform: scaleY(1.0); } /* ~24px */
}

.music-text {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    overflow: hidden;
}

.music-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 220px;
}

.music-artist {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

/* Controls */
.music-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
}

.music-btn {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
    flex-shrink: 0;
}

.music-btn:hover {
    background: rgba(var(--color-accent-rgb), 0.15);
    border-color: var(--color-accent);
    color: #fff;
    transform: scale(1.08);
    box-shadow: 0 0 10px rgba(var(--color-accent-rgb), 0.3);
}

#music-play {
    background: linear-gradient(135deg, var(--color-accent), var(--color-secondary));
    color: #fff;
    border: none;
}

#music-play:hover {
    box-shadow: 0 0 15px rgba(var(--color-accent-rgb), 0.6);
}

/* Volume range custom slider */
.volume-container {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-grow: 1;
    max-width: 200px;
}

.volume-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 4px;
    border-radius: 4px;
    background: linear-gradient(to right, var(--color-secondary) 0%, var(--color-accent) var(--volume-percent, 50%), rgba(255, 255, 255, 0.08) var(--volume-percent, 50%), rgba(255, 255, 255, 0.08) 100%);
    outline: none;
    transition: height 0.2s ease, background 0.1s ease;
    cursor: pointer;
}

.volume-container:hover .volume-slider {
    height: 6px;
}

/* Webkit browser thumb support */
.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ffffff;
    border: 2px solid var(--color-secondary);
    cursor: pointer;
    box-shadow: 0 0 8px rgba(var(--color-secondary-rgb), 0.5);
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.volume-container:hover .volume-slider::-webkit-slider-thumb {
    transform: scale(1.2);
    background: var(--color-secondary);
    border-color: #ffffff;
    box-shadow: 0 0 12px var(--color-secondary);
}

.volume-slider::-webkit-slider-thumb:hover {
    transform: scale(1.4) !important;
    background: var(--color-accent);
    border-color: #ffffff;
    box-shadow: 0 0 18px var(--color-accent);
}

/* Firefox browser thumb support */
.volume-slider::-moz-range-thumb {
    width: 12px;
    height: 12px;
    border: 2px solid var(--color-secondary);
    border-radius: 50%;
    background: #ffffff;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(var(--color-secondary-rgb), 0.5);
    transition: transform 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275), background-color 0.2s, border-color 0.2s, box-shadow 0.2s;
}

.volume-container:hover .volume-slider::-moz-range-thumb {
    transform: scale(1.2);
    background: var(--color-secondary);
    border-color: #ffffff;
    box-shadow: 0 0 12px var(--color-secondary);
}

.volume-slider::-moz-range-thumb:hover {
    transform: scale(1.4) !important;
    background: var(--color-accent);
    border-color: #ffffff;
    box-shadow: 0 0 18px var(--color-accent);
}

@media (max-width: 768px) {
    .music-player {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 280px;
        padding: 0.8rem 1rem;
    }
    .music-title {
        max-width: 180px;
    }
}