/* Base Styles - Apple-Style Light Glass Theme */
:root {
    --bg-color: #f5f5f7;
    /* Apple Light Gray / Off-White */
    --surface-color: #ffffff;
    /* Pure White */
    --card-bg: rgba(255, 255, 255, 0.65);
    /* High translucency glass */
    --primary-color: #0071e3;
    /* System Blue */
    --secondary-color: #86868b;
    /* Apple Gray Text */
    --text-color: #1d1d1f;
    /* Apple Data Black */
    --accent-color: #0077ed;
    /* Slightly lighter blue for hover */
    --border-color: rgba(0, 0, 0, 0.05);
    /* Very subtle border */
    --glow-color: rgba(0, 113, 227, 0.15);
    /* Soft blue glow */
    --shadow-soft: 0 4px 24px rgba(0, 0, 0, 0.04);
    /* Diffused shadow */
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.08);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--bg-color);
    /* Subtle mesh gradient for depth */
    background-image:
        radial-gradient(circle at 10% 20%, rgba(0, 113, 227, 0.03) 0%, transparent 40%),
        radial-gradient(circle at 90% 80%, rgba(255, 45, 85, 0.02) 0%, transparent 40%);
}

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

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

a:hover {
    color: var(--accent-color);
    text-decoration: underline;
}

ul {
    list-style: none;
}

/* Typography */
h1,
h2,
h3,
h4,
h5 {
    color: var(--text-color);
    margin-bottom: 0.5em;
    font-weight: 600;
    /* Slightly lighter weight for modern look */
    letter-spacing: -0.01em;
}

h1 {
    font-size: 3.5rem;
    color: var(--text-color);
    /* Solid color, no gradient for cleaner look */
    display: inline-block;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
    margin-bottom: 40px;
    border-bottom: none;
}

/* Minimalist separator instead of glowing line */
h2::after {
    display: none;
}

p {
    margin-bottom: 1rem;
    color: var(--secondary-color);
    font-weight: 400;
}

/* Layout */
.container {
    max-width: 1080px;
    /* Slightly tighter container */
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 100px 0;
}

.bg-light {
    background-color: transparent;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 20px;
    /* Reduced since no top header */
}

/* Floating Dock Navigation */
.floating-dock {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    width: auto;
    background: transparent;
    border-bottom: none;
    padding: 0;
}

.dock-container {
    display: flex;
    gap: 15px;
    background: rgba(255, 255, 255, 0.65);
    /* High transparency glass */
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    padding: 12px 25px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.4);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.dock-container:hover {
    background: rgba(255, 255, 255, 0.8);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.dock-item {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 12px;
    color: var(--secondary-color);
    font-size: 1.2rem;
    background: transparent;
    transition: all 0.2s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}


.dock-item:hover {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.5);
    transform: translateY(-8px) scale(1.1);
    /* Jumps up like macOS dock */
    box-shadow: 0 5px 15px rgba(0, 113, 227, 0.15);
}

.dock-item.active {
    color: var(--primary-color);
    background: rgba(0, 113, 227, 0.1);
}

/* Tooltips */
.tooltip {
    position: absolute;
    bottom: 150%;
    left: 50%;
    transform: translateX(-50%) scale(0.8);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 5px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 500;
    pointer-events: none;
    opacity: 0;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.dock-item:hover .tooltip {
    opacity: 1;
    transform: translateX(-50%) scale(1);
    bottom: 130%;
}

.dock-item::after {
    display: none;
}

/* About Section - Bento Grid */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto auto;
    /* 2 rows */
    gap: 20px;
    margin-top: 30px;
}

.bento-card {
    background: var(--surface-color);
    padding: 30px;
    border-radius: 24px;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.03);
    /* Subtle white-theme border */
    transition: transform 0.3s cubic-bezier(0.25, 0.8, 0.25, 1), box-shadow 0.3s ease;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.bento-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: rgba(0, 0, 0, 0.08);
}

/* 1. Bio Card (Large: Spans 2 cols, 2 rows) */
.bio-card {
    grid-column: span 2;
    grid-row: span 2;
    background: linear-gradient(145deg, #ffffff, #f0f4ff);
    /* Subtle gradient */
    justify-content: flex-start;
}

.bio-card h3 {
    font-size: 1.6rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.bio-card p {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--text-color);
    margin-bottom: 15px;
}

.bio-card p strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* 2. Focus Card (Square) */
.focus-card {
    grid-column: span 1;
    align-items: center;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 113, 227, 0.05), rgba(0, 113, 227, 0.01));
}

.focus-card .card-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.focus-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0px;
}

/* 3. Education Card (Square) */
.edu-card {
    grid-column: span 1;
    align-items: center;
    text-align: center;
    gap: 15px;
}

.edu-card .card-icon {
    font-size: 2.2rem;
    color: var(--accent-color);
}

.edu-text h4 {
    font-size: 0.95rem;
    /* Smaller to fit */
    margin-bottom: 5px;
}

.edu-text p {
    font-size: 0.85rem;
    margin: 0;
}

/* 4. Location Card (Wide: Spans 1 col) - changed from Map */
.loc-card {
    grid-column: span 1;
    background: url('../assets/images/map-placeholder.jpg') center/cover;
    /* Fallback or generated */
    position: relative;
    padding: 0;
    min-height: 180px;
    align-items: center;
    text-align: center;
    justify-content: center;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

/* Overlay for location text */
.loc-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.6);
    backdrop-filter: blur(5px);
}

.loc-content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.loc-content i {
    font-size: 2rem;
    color: #ff3b30;
    /* Apple Red for pin */
}

.loc-content p {
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.status-badge {
    background: #0077ed;
    /* Apple Green */
    color: white;
    padding: 4px 12px;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
}

/* 5. Tech Stack Card (Wide: Spans 1 col) */
.tech-card {
    grid-column: span 1;
    overflow: hidden;
    /* Hide scroll overflow */
    padding: 20px;
    background: #1c1c1e;
    /* Dark contrast for tech */
}

.tech-card h4 {
    color: #ffffff;
    /* White text on dark bg */
    text-align: center;
    margin-bottom: 20px;
    font-size: 1rem;
}

.tech-scroller {
    width: 100%;
    overflow: hidden;
    position: relative;
    white-space: nowrap;
}

.tech-scroller::before,
.tech-scroller::after {
    content: '';
    position: absolute;
    top: 0;
    width: 30px;
    height: 100%;
    z-index: 2;
}

.tech-scroller::before {
    left: 0;
    background: linear-gradient(to right, #1c1c1e, transparent);
}

.tech-scroller::after {
    right: 0;
    background: linear-gradient(to left, #1c1c1e, transparent);
}

.tech-track {
    display: inline-flex;
    gap: 25px;
    width: max-content;
    animation: scroll 15s linear infinite;
}

.tech-track i {
    font-size: 1.8rem;
    color: #8ed1fc;
    /* Light blue icons */
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }

    /* Move half the length (set of icons) */
}

/* Responsive Grid */
@media (max-width: 900px) {
    .bento-grid {
        grid-template-columns: repeat(2, 1fr);
        /* 2 cols */
    }

    .bio-card {
        grid-column: span 2;
        grid-row: auto;
    }
}

@media (max-width: 600px) {
    .bento-grid {
        display: flex;
        flex-direction: column;
        gap: 20px;
    }
}

/* Hero Section */
/* Hero Section */
.hero-section {
    padding: 100px 0 60px;
    /* Reduced padding */
    text-align: center;
    background: transparent;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

/* Electronics Background */
.electronics-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

/* Technical Grid Pattern */
.grid-pattern {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(0, 113, 227, 0.05) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 113, 227, 0.05) 1px, transparent 1px);
    background-size: 40px 40px;
    /* Grid cell size */
    opacity: 0.6;
}

/* PCB Circuit SVG */
.circuit-board {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    min-width: 1200px;
    /* Ensure traces don't cramp */
    height: 100%;
    opacity: 0.8;
}

.circuit-trace {
    fill: none;
    stroke: url(#trace-grad);
    /* Gradient stroke */
    stroke-width: 2;
    stroke-linecap: round;
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
    animation: traceDraw 3s ease-out forwards, tracePulse 4s linear infinite 3s;
}

.circuit-pad {
    fill: rgba(0, 113, 227, 0.6);
    opacity: 0;
    animation: padFadeIn 0.5s ease-out forwards 3s, padPulse 2s ease-in-out infinite 3.5s;
}

/* Staggered Delays */
.delay-1 {
    animation-delay: 1s, 4s;
}

.delay-1.circuit-pad {
    animation-delay: 2.5s, 5s;
}

.delay-2 {
    animation-delay: 2s, 6s;
}

.delay-2.circuit-pad {
    animation-delay: 3.5s, 6s;
}

.delay-3 {
    animation-delay: 1.5s, 5.5s;
}

.delay-3.circuit-pad {
    animation-delay: 3s, 5.5s;
}

@keyframes traceDraw {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes tracePulse {
    0% {
        stroke-opacity: 0.4;
    }

    50% {
        stroke-opacity: 1;
        stroke-width: 3;
    }

    100% {
        stroke-opacity: 0.4;
    }
}

@keyframes padFadeIn {
    to {
        opacity: 1;
    }
}

@keyframes padPulse {

    0%,
    100% {
        r: 3;
        fill-opacity: 0.6;
    }

    50% {
        r: 5;
        fill-opacity: 1;
    }
}

.profile-wrapper {
    position: relative;
    display: block;
    width: 150px;
    /* Reduced size */
    height: 150px;
    /* Reduced size */
    margin: 0 auto 30px auto;
    border-radius: 50%;
    padding: 8px;
    /* Slightly thinner padding */
    background: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.6);
    transition: transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
}

.profile-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    display: block;
    box-shadow: none;
    /* Shadow handled by wrapper */
}

.profile-wrapper:hover {
    transform: scale(1.05);
}

.hero-section h1 {
    font-size: 3.5rem;
    /* Reduced font size */
    line-height: 1.1;
    margin-bottom: 15px;
    color: var(--text-color);
    letter-spacing: -0.04em;
    background: linear-gradient(135deg, #1d1d1f 0%, #424245 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

.subtitle {
    font-family: 'Inter', sans-serif;
    font-size: 1.4rem;
    /* Reduced subtitle size */
    font-weight: 400;
    color: var(--secondary-color);
    background: transparent;
    padding: 0;
    border: none;
    margin-bottom: 30px;
    display: block;
    letter-spacing: -0.02em;
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.button {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    /* Larger buttons */
    border-radius: 980px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    text-transform: none;
    letter-spacing: 0;
    font-size: 1.1rem;
    text-decoration: none;
}

/* Secondary Button style for 'View Projects' */
a[href="#projects"].button {
    background-color: rgba(0, 113, 227, 0.08);
    /* Lighter touch */
    color: var(--primary-color);
    border: none;
}

a[href="#projects"].button:hover {
    background-color: rgba(0, 113, 227, 0.15);
    transform: translateY(-3px);
}

.start-project {
    background-color: var(--primary-color);
    color: #ffffff !important;
    border: none;
    box-shadow: 0 10px 30px rgba(0, 113, 227, 0.3);
}

.start-project:hover {
    background-color: #0077ed;
    color: #ffffff;
    box-shadow: 0 15px 40px rgba(0, 113, 227, 0.4);
    transform: translateY(-3px) scale(1.02);
}

/* Responsive Typography */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 3.5rem;
    }

    .subtitle {
        font-size: 1.4rem;
    }

    .profile-wrapper {
        width: 150px;
        height: 150px;
    }
}

/* Removed duplicate profile-img rules */

/* Project Card Link Styling */
.project-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

.project-card-link:hover {
    text-decoration: none;
}

.project-card-link:hover .project-card {
    transform: scale(1.01);
    /* Subtle scale up */
    box-shadow: var(--shadow-hover);
    border-color: transparent;
}

/* Project Cards Redesign */
.project-card {
    position: relative;
    background: rgba(255, 255, 255, 0.75);
    /* Frosted glass base */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 24px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    /* Soft shadow */
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    height: 100%;
    transform: translateZ(0);
    /* Hardware acceleration */
    backface-visibility: hidden;
    -webkit-font-smoothing: subpixel-antialiased;
}

/* Hover Glow Effect */
.card-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(0, 113, 227, 0.15) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
    z-index: 0;
}

.project-card:hover .card-glow {
    opacity: 1;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    /* Lifted shadow */
    border-color: rgba(0, 113, 227, 0.3);
    /* Subtle blue border on hover */
}

.project-card-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
    border-bottom: 1px solid rgba(0, 0, 0, 0.03);
    z-index: 1;
    position: relative;
    transition: transform 0.5s ease;
}



.project-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    z-index: 1;
    position: relative;
}

.project-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-color);
    letter-spacing: -0.01em;
}

.project-desc {
    font-size: 0.95rem;
    color: var(--secondary-color);
    margin-bottom: 20px;
    line-height: 1.5;
    flex-grow: 1;
}

/* Tech Tags */
.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.tech-tag {
    font-size: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    color: var(--primary-color);
    background: rgba(0, 113, 227, 0.08);
    padding: 6px 12px;
    border-radius: 20px;
    font-weight: 500;
    transition: background 0.3s ease;
}

.project-card:hover .tech-tag {
    background: rgba(0, 113, 227, 0.12);
}

/* Project Footer */
.project-footer {
    border-top: 1px solid rgba(0, 0, 0, 0.04);
    padding-top: 16px;
    margin-top: auto;
}

.outcome-text {
    font-size: 0.85rem;
    color: var(--text-color);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.outcome-text i {
    color: #34c759;
    /* Apple Green for success/outcome */
}

.project-card p {
    font-size: 0.95rem;
    margin-bottom: 0;
    color: var(--secondary-color);
    line-height: 1.6;
}

.project-detail img.project-main-image {
    box-shadow: var(--shadow-hover);
    border-radius: 20px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.project-detail h2,
.project-detail h3 {
    color: var(--text-color);
    margin-top: 40px;
    border-bottom: none;
    padding-bottom: 0;
}

/* Projects Grid */
.project-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    /* More breathing room */
}

/* Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.skill-category {
    background: var(--surface-color);
    padding: 30px;
    border-radius: 20px;
    border: 1px solid rgba(0, 0, 0, 0.02);
    /* Very subtle */
    transition: transform 0.3s;
    box-shadow: var(--shadow-soft);
}

.skill-category:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.skill-category h3 {
    font-size: 1.2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 20px;
    color: var(--text-color);
}

.skill-category ul li {
    margin-bottom: 10px;
    padding-left: 0;
    position: relative;
    color: var(--text-color);
    font-weight: 500;
}

.skill-category ul li::before {
    content: none;
    /* Removed arrow for cleaner look */
}

/* Research & Activities */
.activity-list li {
    margin-bottom: 15px;
    padding-left: 0;
    position: relative;
    color: var(--text-color);
}


.activity-list li::before {
    content: none;
}

/* Contact Hub */
.contact-hub {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.contact-card {
    background: var(--surface-color);
    width: 220px;
    height: 220px;
    border-radius: 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    text-decoration: none;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0, 0, 0, 0.03);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

/* Icons */
.icon-box {
    font-size: 3.5rem;
    margin-bottom: 20px;
    transition: transform 0.4s ease;
}

.email-card .icon-box {
    color: #ea4335;
}

/* Gmail Red */
.github-card .icon-box {
    color: #333;
}

/* GitHub Black */
.linkedin-card .icon-box {
    color: #0077b5;
}

/* LinkedIn Blue */

.contact-card h3 {
    font-size: 1.2rem;
    color: var(--text-color);
    margin-bottom: 8px;
    font-weight: 600;
}

.contact-card p {
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin: 0;
    opacity: 0.8;
}

/* Hover Effects */
.contact-card:hover {
    transform: translateY(-10px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    text-decoration: none;
}

.contact-card:hover .icon-box {
    transform: scale(1.2) rotate(5deg);
}

/* Focus Effect: Dim others when one is hovered */
.contact-hub:hover .contact-card:not(:hover) {
    opacity: 0.6;
    transform: scale(0.95);
    filter: blur(2px);
}

@media (max-width: 768px) {
    .contact-hub {
        gap: 20px;
    }

    .contact-card {
        width: 100%;
        height: auto;
        padding: 30px;
        flex-direction: row;
        justify-content: flex-start;
        gap: 20px;
        text-align: left;
    }

    .icon-box {
        margin-bottom: 0;
        font-size: 2.5rem;
    }
}

/* Footer */
footer {
    background-color: var(--bg-color);
    color: var(--secondary-color);
    text-align: center;
    padding: 60px 0;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    font-family: 'Inter', sans-serif;
    font-size: 0.85rem;
}

/* Resume Tabs */
.tab-container {
    background: transparent;
    padding: 0;
    border-radius: 0;
    box-shadow: none;
}

.tab-buttons {
    display: flex;
    justify-content: center;
    margin-bottom: 50px;
    border-bottom: none;
    gap: 15px;
    background: rgba(0, 0, 0, 0.03);
    /* Pill container bg */
    padding: 5px;
    border-radius: 99px;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.tab-btn {
    background: transparent;
    border: none;
    padding: 10px 25px;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--secondary-color);
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 99px;
    opacity: 1;
    font-family: 'Inter', sans-serif;
}

.tab-btn:hover {
    color: var(--text-color);
}

.tab-btn.active {
    background-color: #ffffff;
    color: var(--text-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    /* Lifted pill */
    border-bottom: none;
}

.tab-btn i {
    margin-right: 8px;
}

.tab-content {
    display: none;
    animation: fadeIn 0.4s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.resume-item {
    background: var(--card-bg);
    padding: 30px;
    margin-bottom: 25px;
    border-left: none;
    /* Removed side border */
    border: 1px solid white;
    border-radius: 20px;
    box-shadow: var(--shadow-soft);
    transition: all 0.3s ease;
}

.resume-item:hover {
    transform: scale(1.01);
    background: #ffffff;
    box-shadow: var(--shadow-hover);
}

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

.resume-item h4 {
    margin-bottom: 5px;
    color: var(--text-color);
    font-size: 1.2rem;
    font-weight: 600;
}

.resume-item h5 {
    font-size: 1rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
}

.resume-item .date {
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 15px;
    font-style: normal;
    background: rgba(0, 0, 0, 0.03);
    display: inline-block;
    padding: 4px 10px;
    border-radius: 6px;
    font-weight: 500;
}

.resume-item ul {
    list-style-type: disc;
    margin-left: 20px;
}

.resume-item ul li {
    padding-left: 5px;
    position: relative;
    margin-bottom: 8px;
    color: var(--secondary-color);
}

.resume-item ul li::before {
    content: none;
}

/* Certificates Grid */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

.certificates-grid .resume-item {
    margin-bottom: 0;
    height: 100%;
}

.certificates-grid .resume-item::before {
    display: none;
}

/* Experience Grid */
.experience-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.column-title {
    font-size: 1.4rem;
    color: var(--text-color);
    margin-bottom: 25px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    display: flex;
    align-items: center;
}

.column-title i {
    margin-right: 12px;
    color: var(--accent-color);
    font-size: 1.2rem;
}

/* Responsive */
/* Responsive Design */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    h1 {
        font-size: 1.8rem;
        /* Smaller for better fit */
    }

    .subtitle {
        font-size: 1.1rem;
    }

    .container {
        padding: 0 20px;
    }

    /* Hero Adjustments */
    .profile-wrapper {
        width: 140px;
        height: 140px;
        margin-bottom: 20px;
    }

    .hero-cta {
        flex-direction: column;
        gap: 15px;
        align-items: center;
        width: 100%;
    }

    .button {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    /* Navigation Dock */
    .floating-dock {
        bottom: 20px;
        width: 90%;
        max-width: 360px;
    }

    .dock-container {
        padding: 10px 15px;
        gap: 10px;
        justify-content: space-around;
        width: 100%;
    }

    .dock-icon {
        font-size: 1.3rem;
        padding: 8px;
    }

    /* Grids */
    .project-grid,
    .experience-grid,
    .certificates-grid,
    .skills-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    /* Contact Hub */
    .contact-hub {
        gap: 20px;
        flex-direction: column;
    }

    .contact-card {
        width: 100%;
        height: auto;
        padding: 25px;
        flex-direction: row;
        justify-content: flex-start;
        align-items: center;
        gap: 20px;
        text-align: left;
    }

    .icon-box {
        margin-bottom: 0;
        font-size: 2rem;
    }

    .contact-card:hover {
        transform: translateY(-5px);
    }

    /* Tabs - Compact Horizontal Scroll */
    .tab-buttons {
        flex-wrap: nowrap;
        width: 100%;
        overflow-x: auto;
        justify-content: flex-start;
        gap: 8px;
        /* Tighter gap */
        background: transparent;
        padding: 0 10px;
        /* Slight padding for scroll ends */
        margin-bottom: 25px;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
        /* Firefox */
    }

    .tab-buttons::-webkit-scrollbar {
        display: none;
    }

    .tab-btn {
        width: auto;
        flex: 0 0 auto;
        margin-bottom: 0;
        border-radius: 99px;
        background: rgba(0, 0, 0, 0.03);
        padding: 8px 16px;
        /* Reduced padding */
        font-size: 0.85rem;
        /* Smaller font */
        white-space: nowrap;
        /* Prevent text wrap */
        border: 1px solid rgba(0, 0, 0, 0.02);
    }

    .tab-btn i {
        margin-right: 6px;
        /* Tighter icon spacing */
    }

    .tab-btn.active {
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    }

    /* Floating Back Button */
    .floating-back-btn {
        bottom: 90px;
        /* Above the dock */
        right: 20px;
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }

    .project-card-img {
        height: 180px;
    }
}

/* Floating Back Button (Detail Pages) */
.floating-back-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    z-index: 1000;
    text-decoration: none;
}

.floating-back-btn:hover {
    transform: translateY(-5px) scale(1.1);
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 15px 40px rgba(0, 113, 227, 0.4);
    border-color: transparent;
}