/* 
  Theme: Light Mode & Minimalist (Ref: Matt Souza)
  Effect: Liquid Glass (Glassmorphism + Smooth Blobs)
*/

:root {
    /* Matt Souza inspired light palette */
    --bg-color: #FAFAFA; /* Off-white background */
    --text-main: #111111;
    --text-muted: #888888;
    --accent: #2C2C2C;
    
    /* Liquid Glass Variables */
    --glass-bg: rgba(255, 255, 255, 0.6);
    --glass-border: rgba(255, 255, 255, 0.8);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: 'Inter', -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

/* Typography Scale (Huge headers) */
h1, h2, h3, h4 {
    font-weight: 700;
    letter-spacing: -0.02em;
}

.section-title {
    font-size: 3rem;
    margin-bottom: 3rem;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.8s ease-out;
}

/* Reduced spacing between sections */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 5rem 2rem;
}

/* Section Background Gradients */
/* Ensure the text is still readable over the blurred shapes */
.section-bg-1, .section-bg-2, .section-bg-3 {
    position: relative;
    z-index: 1;
}

.section-bg-1::before, .section-bg-2::before, .section-bg-3::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    border-radius: 50%;
    z-index: -1;
    filter: blur(120px);
    opacity: 0.25;
}

.section-bg-1::before {
    background: radial-gradient(circle, rgba(167, 139, 250, 0.3), transparent 70%); /* Light Purple */
}

.section-bg-2::before {
    background: radial-gradient(circle, rgba(56, 189, 248, 0.3), transparent 70%); /* Light Blue */
}

.section-bg-3::before {
    background: radial-gradient(circle, rgba(52, 211, 153, 0.3), transparent 70%); /* Light Green */
}

/* --- Fixed Background Glows (Red + Blue) --- */
#bg-glow-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    pointer-events: none;
    will-change: opacity;
    transition: opacity 0.4s ease;
}

.bg-glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.65;
    will-change: transform;
}

.glow-red {
    width: 50vw;
    height: 50vw;
    max-width: 700px;
    max-height: 700px;
    background: radial-gradient(circle, rgba(236, 72, 153, 0.45), transparent 70%);
    top: -10%;
    right: -5%;
}

.glow-blue {
    width: 50vw;
    height: 50vw;
    max-width: 700px;
    max-height: 700px;
    background: radial-gradient(circle, rgba(56, 189, 248, 0.45), transparent 70%);
    bottom: -5%;
    left: calc(50% - 25vw);
}

/* --- Navigation (Liquid Glass) --- */
.liquid-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: all 0.4s ease;
}

.liquid-nav.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 1.25rem;
    text-decoration: none;
    color: var(--text-main);
    letter-spacing: -0.03em;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-muted);
    margin-left: 2rem;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--text-main);
}

.nav-size {
    font-size: 0.95rem !important;
    font-weight: 500 !important;
    padding-bottom: 2px !important;
    border-bottom-width: 1px !important;
}

/* --- Mobile Nav Toggle (Hamburger) --- */
.nav-toggle {
    display: none;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
}

.nav-toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-main);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.2s ease;
}

.nav-toggle.open .nav-toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open .nav-toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open .nav-toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* --- Hero Section --- */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 2rem;
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
}

.hero-content {
    max-width: 800px;
    z-index: 1;
}

.hero-title {
    font-size: clamp(4rem, 8vw, 6.5rem);
    line-height: 1.1;
    margin-bottom: 2rem;
    color: var(--text-main);
}

.hero-bottom-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    display: flex;
    justify-content: stretch;
    transition: opacity 0.5s ease;
    z-index: 10;
}

.company-logo-link {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 1.5rem;
    text-decoration: none;
    color: var(--text-main);
    background: transparent;
    transition: all 0.3s ease;
}

.company-logo-link:hover {
    background: rgba(0,0,0,0.02);
}

.logo-company {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    padding-bottom: 2px;
    border-bottom: 1px solid var(--text-main);
}

.logo-role {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 1.8vw, 1.5rem);
    color: var(--text-muted);
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: 3rem;
}

/* (CTA Link removed, skipping CTA styles or repurposing if needed) */
.text-link-underline {
    display: inline-block;
    color: var(--text-main);
    text-decoration: none;
    font-weight: 500;
    padding-bottom: 2px;
    border-bottom: 1px solid var(--text-main);
    transition: all 0.3s ease;
}

.text-link-underline:hover {
    color: var(--text-muted);
    border-color: var(--text-muted);
}

/* --- Liquid Glass Cards --- */
.liquid-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: var(--glass-shadow);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skills-grid h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.skills-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin-top: 1rem;
}

.skill-tag {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.8rem;
    background: rgba(0,0,0,0.03);
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    border: 1px solid rgba(0,0,0,0.06);
    color: var(--text-main);
}

.skill-tag img, .skill-tag svg {
    width: 16px;
    height: 16px;
    opacity: 0.85;
}

/* --- Work Experience (Minimalist Timeline) --- */
.work-timeline {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.work-item {
    border-top: 1px solid rgba(0,0,0,0.1);
    padding: 1.5rem 0;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
    transition: all 0.3s ease;
    cursor: pointer;
}

.work-meta {
    display: flex;
    flex-direction: column;
}

.work-date {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    font-family: monospace;
}

.work-company {
    font-size: 1.5rem;
    margin-bottom: 0.2rem;
}

.work-role {
    font-weight: 400;
    color: var(--text-muted);
    font-size: 1.1rem;
}

.work-summary {
    font-size: 1.1rem;
    color: #000;
    margin-bottom: 1rem;
    max-height: 200px;
    opacity: 1;
    overflow: hidden;
    transition: max-height 0.4s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.3s ease, margin-bottom 0.4s ease;
}

.work-item.is-open .work-summary {
    max-height: 0;
    opacity: 0;
    margin-bottom: 0;
}

.work-full-details {
    margin-top: 0;
    padding-top: 0;
    border-top: 1px dashed transparent;
    color: #000;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.6s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.4s ease, margin-top 0.4s ease, padding-top 0.4s ease, border-color 0.4s ease;
}

.work-full-details.open {
    max-height: 1500px; /* arbitrary large max-height for transition */
    opacity: 1;
    margin-top: 0;
    padding-top: 0;
    border-top-color: transparent;
}

.work-full-details > :first-child {
    margin-top: 0!important;
}

.work-full-details h4 {
    color: #000;
    margin: 1.5rem 0 0.5rem 0;
    font-size: 1.1rem;
}

.work-full-details p {
    margin-bottom: 0.8rem;
}

.work-full-details ul {
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.work-full-details li {
    margin-bottom: 0.5rem;
}

.work-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 1.5rem;
}

.expand-btn, .expand-btn-bottom {
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    display: inline-block;
    padding: 0;
    margin: 0;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    padding-bottom: 2px;
    border-bottom: 1px solid var(--text-main);
    transition: all 0.3s ease;
}

.expand-btn:hover, .expand-btn-bottom:hover {
    color: var(--text-muted);
    border-color: var(--text-muted);
}

/* "View Project Detail" button in work cards */
.project-detail-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    padding: 0.5rem 0;
    margin-top: 1rem;
    padding-bottom: 2px;
    border-bottom: 1px solid var(--text-main);
    transition: all 0.3s ease;
}

.project-detail-btn:hover {
    color: var(--text-muted);
    border-color: var(--text-muted);
}

.project-detail-btn svg {
    transition: transform 0.3s ease;
}

.project-detail-btn:hover svg {
    transform: translateX(3px);
}

/* Hover effect applying liquid glass on hover */
.liquid-card-hover {
    border-radius: 24px;
    padding: 1.5rem 2rem;
    margin: 0 -2rem; /* visually compensate padding */
    border-top: 1px solid transparent; /* Override top border on hover */
}

.liquid-card-hover:hover {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
    transform: translateY(-5px);
}

@media (max-width: 768px) {
    .work-item {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    /* Hero bottom bar: 2x2 grid on mobile */
    .hero-bottom-bar {
        flex-wrap: wrap;
    }

    .company-logo-link {
        flex: 0 0 50%;
        max-width: 50%;
        padding: 1rem 0.75rem;
    }

    .logo-company {
        font-size: 0.95rem;
    }

    .logo-role {
        font-size: 0.78rem;
    }

    /* Nav: hamburger + dropdown */
    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        right: 2rem;
        min-width: 180px;
        flex-direction: column;
        align-items: stretch;
        background: var(--glass-bg);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border: 1px solid var(--glass-border);
        border-radius: 16px;
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
        padding: 0.5rem 0;
        opacity: 0;
        transform: translateY(-8px);
        pointer-events: none;
        transition: opacity 0.25s ease, transform 0.25s ease;
    }

    .nav-links.open {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav-links a {
        margin-left: 0;
        padding: 0.75rem 1.25rem;
        font-size: 1rem;
    }
}

/* --- Footer --- */
footer {
    position: relative;
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.contact-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1000px;
    margin: 0 auto;
    gap: 1rem;
    flex-wrap: wrap;
}

.contact-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 1.1rem;
}

.contact-item span {
    font-size: 0.85rem;
    color: #000;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.contact-item strong, .contact-item a {
    font-weight: 500;
    color: var(--text-main);
    text-decoration: none;
}

.contact-item a {
    border-bottom: 1px solid var(--text-main);
    transition: color 0.3s ease, border-color 0.3s ease;
}

.contact-item a:hover {
    color: var(--text-muted);
    border-color: var(--text-muted);
}

/* --- Custom Scroll Animations --- */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Lovable Style Gradients --- */
.lovable-gradient-wrapper {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    height: 400px;
    pointer-events: none;
    z-index: -1; 
}


.lovable-gradient-footer {
    position: fixed;
    bottom: -300px; /* moved down by 100px more */
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    z-index: 0;
    pointer-events: none;
}

.lovable-blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(140px);
    opacity: 1;
}

.lovable-blob-green { /* Re-purposing for the 'blue' side */
    width: 80vw;
    height: 400px;
    background: #38bdf8; /* light blue like bottom left */
    top: 50%;
    transform: translateY(-50%);
    left: -20vw;
}

.lovable-blob-red { /* Re-purposing for the 'pink/magenta' side */
    width: 80vw;
    height: 400px;
    background: #FF2E93; /* vibrant pink/magenta */
    top: 50%;
    transform: translateY(-50%);
    right: -20vw;
}


/* --- AI Chat Widget (Liquid Glass) --- */
.liquid-widget {
    position: fixed;
    bottom: 5rem;
    right: 2rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

/* --- Animatable Morph Capsule (Button -> Window) --- */
.ai-morph-capsule {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

/* Capsule button states */
.liquid-btn.ai-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    height: 60px;
    padding: 0 1.5rem;
    background: var(--glass-bg);
    box-shadow: var(--glass-shadow);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: 30px; /* Fully rounded capsule */
    color: var(--text-main);
    cursor: pointer;
    transition: opacity 0.3s ease, transform 0.3s ease;
    z-index: 2; /* Keep above the panel when visible */
}

/* Hide button when chat is open */
.ai-morph-capsule.open .liquid-btn.ai-btn {
    opacity: 0;
    pointer-events: none;
    transform: scale(0.8);
}

.liquid-btn.ai-btn:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

/* Glass Panel morphed state */
.liquid-glass-panel {
    position: absolute;
    bottom: 0;
    right: 0;
    background: var(--glass-bg);
    backdrop-filter: blur(24px) saturate(150%);
    -webkit-backdrop-filter: blur(24px) saturate(150%);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.12);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    
    /* Morph transition setup */
    width: 60px; /* Start as the exact size/shape of the button */
    height: 60px;
    border-radius: 30px;
    opacity: 0;
    pointer-events: none;
    transform-origin: bottom right;
    transition: width 0.5s cubic-bezier(0.19, 1, 0.22, 1), 
                height 0.5s cubic-bezier(0.19, 1, 0.22, 1), 
                border-radius 0.4s ease, 
                opacity 0.2s ease,
                transform 0.5s cubic-bezier(0.19, 1, 0.22, 1);
    z-index: 1;
}

/* When open, it expands to full window size */
.ai-morph-capsule.open .liquid-glass-panel {
    width: 380px;
    height: 600px;
    border-radius: 24px; /* Standard window border radius */
    opacity: 1;
    pointer-events: auto;
    transform: scale(1);
}

.ai-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid rgba(0,0,0,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    opacity: 0; /* Hidden when collapsed */
    transition: opacity 0.3s ease 0.2s; /* Fade in slightly after morph starts */
}

.ai-morph-capsule.open .ai-header {
    opacity: 1;
}

#ai-close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
    color: var(--text-muted);
}

/* Placeholder for the iframe */
.iframe-placeholder {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 0.9rem;
    background: rgba(255,255,255,0.3);
    opacity: 0;
    transition: opacity 0.3s ease 0.2s;
}

.ai-morph-capsule.open .iframe-placeholder {
    opacity: 1;
}

.liquid-glass-panel iframe {
    width: 100%;
    height: 100%;
    flex: 1;
    border: none;
    opacity: 0;
    transition: opacity 0.3s ease 0.2s;
}

.ai-morph-capsule.open .liquid-glass-panel iframe {
    opacity: 1;
}

@media (max-width: 480px) {
    .liquid-glass-panel {
        width: calc(100vw - 2rem);
        height: 70vh;
        right: 1rem;
        bottom: 5rem;
        position: fixed;
    }
}