/* --- 1. BLACK & WHITE COLOR THEME --- */
:root {
    --bg-dark: #000000; /* Pure black background */
    --card-bg: rgba(20, 20, 20, 0.6); 
    --card-border: rgba(255, 255, 255, 0.1);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --cyan: #ffffff; /* Changes highlights to white */
    --purple: #444444; /* Changes secondary highlights to dark grey */
    --spotlight: rgba(255, 255, 255, 0.05);
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, .logo { font-family: 'Space Grotesk', sans-serif; letter-spacing: -0.03em; }

/* Subtle Greyscale Gradient Background */
.mesh-bg { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; z-index: -1; overflow: hidden; background: #000000; }
.gradient-sphere { position: absolute; border-radius: 50%; filter: blur(120px); opacity: 0.5; animation: float 20s infinite alternate ease-in-out; }
.sphere-1 { width: 600px; height: 600px; background: rgba(255, 255, 255, 0.05); top: -10%; left: -10%; }
.sphere-2 { width: 500px; height: 500px; background: rgba(255, 255, 255, 0.08); bottom: -10%; right: -5%; animation-delay: -10s; }
@keyframes float { 0% { transform: translate(0, 0); } 100% { transform: translate(100px, 150px); } }

/* Typography Utilities */
.text-gradient { background: linear-gradient(to right, var(--cyan), var(--purple)); background-clip: text; -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.text-cyan { color: var(--cyan); }
.text-purple { color: var(--purple); }
.section-title { font-size: 2.5rem; margin-bottom: 2.5rem; }

/* --- CINEMATIC B&W HERO SECTION --- */
.hero { 
    position: relative; 
    min-height: 100vh; 
    display: flex; 
    align-items: center; 
    justify-content: center; /* Centers everything horizontally */
    overflow: hidden; /* Keeps the giant image contained */
    padding-top: 80px; 
}

.hero-container {
    position: relative;
    width: 100%;
    max-width: 1200px;
    display: flex;
    flex-direction: column;
    align-items: center; /* Centers the text */
    text-align: center;
    z-index: 10; /* Keeps text ON TOP of the image */
}

.hero-text {
    position: relative;
    z-index: 10;
    max-width: 900px;
    margin-top: 5vh; /* Adjust this to move text up or down over your chest */
}

/* The small "Deepa Ananthan AR" text at the top */
.hero h1 { 
    font-size: 1.5rem; 
    color: var(--cyan); /* Makes it a cool accent color */
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 1rem; 
    font-weight: 600;
}

/* The MASSIVE "GenAI Developer" text */
.hero-role { 
    font-size: 7.5rem; /* Massive size like the reference image */
    line-height: 1; 
    margin-bottom: 1.5rem; 
    font-weight: 800; 
    letter-spacing: -2px;
    color: #ffffff; /* Forces it to be pure white */
    text-transform: uppercase;
}

/* Overrides the gradient so it matches the pure white reference */
.hero-role .text-gradient {
    background: none;
    -webkit-text-fill-color: #ffffff;
}

.hero-subtitle { 
    font-size: 1.1rem; 
    color: var(--text-secondary); 
    max-width: 600px; 
    margin: 0 auto 3rem auto; /* Centers the paragraph */
    font-weight: 400; 
    line-height: 1.8; 
}

.hero-cta { 
    display: flex; 
    justify-content: center; /* Centers the buttons */
    gap: 1.5rem; 
}

/* --- THE BACKGROUND PORTRAIT --- */
.hero-image-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center; /* Centers the image perfectly */
    align-items: flex-end; /* Anchors the image to the bottom of the screen */
    z-index: 1; /* Puts the image BEHIND the text */
    pointer-events: none; /* Stops the image from blocking button clicks */
}

.hero-img {
    height: 90vh; /* Makes the portrait huge */
    width: auto;
    object-fit: contain;
    filter: grayscale(100%) contrast(1.2) brightness(0.6); /* Creates the dark Black & White moody effect */
    /* This creates the smooth fade into black at the bottom of your photo! */
    -webkit-mask-image: linear-gradient(to top, transparent 0%, black 25%);
    mask-image: linear-gradient(to top, transparent 0%, black 25%);
}

/* Mobile Adjustments so the massive text doesn't break small screens */
@media (max-width: 1024px) {
    .hero-role { font-size: 5rem; }
    .hero-img { height: 75vh; }
}

@media (max-width: 600px) {
    .hero-role { font-size: 3.5rem; }
    .hero-img { height: 60vh; opacity: 0.4; } /* Fades image more on mobile so text is readable */
    .hero-cta { flex-direction: column; }
}

/* --- UPDATED ABOUT LAYOUT STYLES --- */
.about-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 4rem;
}

.about-text {
    flex: 1;
}

.about-image-container {
    flex: 1;
    position: relative;
    min-height: 450px; /* Gives the image a nice vertical ID card shape */
    background: var(--card-bg); /* Perfectly matches the other cards */
    border: 1px solid var(--card-border);
    border-radius: 20px;
    overflow: hidden; /* This is the secret: it cuts your image to fit the rounded card! */
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Style for the second image to make it cinematic */
.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Forces the image to fill the card perfectly without stretching */
    filter: grayscale(100%) contrast(1.2);
    opacity: 0.75; /* Dims the image slightly so it doesn't glare against the black background */
    transition: transform 0.5s ease, opacity 0.5s ease;
}

/* Premium Hover Effect: Zooms in and brightens when mouse is over it */
.about-image-container:hover .about-img {
    opacity: 1;
    transform: scale(1.05);
}

/* The Shadow Fade: Adds a dark gradient over the bottom of the photo to blend it */
.about-image-container::after {
    content: "";
    position: absolute;
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 50%, var(--bg-dark) 100%);
    pointer-events: none;
}

/* We completely remove the harsh shape-bg to clean up the look */
.shape-bg {
    display: none; 
}

/* --- RESPONSIVE ADJUSTMENTS --- */
@media (max-width: 900px) {
    .hero-container, .about-container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-image-container {
        justify-content: center;
        margin-top: 2rem;
    }

    .hero-cta {
        justify-content: center;
    }
}

/* --- NEW CENTERED FLOATING NAVBAR --- */
.navbar {
    position: fixed;
    top: 25px; /* Floats slightly down from the very top */
    left: 50%;
    transform: translateX(-50%); /* Centers it perfectly */
    background: rgba(10, 10, 15, 0.6); /* Premium dark glass */
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px; /* Modern pill shape */
    padding: 0.6rem 2rem;
    z-index: 1000;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);

    /* The "Pop Up" Load Animation */
    animation: navPop 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    opacity: 0;
    margin-top: -20px; /* Starts slightly higher */
}

/* Keyframes for the pop-up effect */
@keyframes navPop {
    to {
        opacity: 1;
        margin-top: 0;
    }
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

/* Clean text for regular links */
.nav-links a {
    color: #f8fafc;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: 0.3s ease;
    padding: 0.5rem;
}

.nav-links a:hover {
    color: #00f0ff; /* Cyan glow on hover */
    text-shadow: 0 0 10px rgba(0, 240, 255, 0.5);
}

/* Distinct look for the Resume button to match the pill */
.nav-links a.resume-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.6rem 1.2rem;
    border-radius: 30px;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-links a.resume-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #00f0ff;
}
/* Buttons & Pills */
.glass-btn { background: rgba(255,255,255,0.05); border: 1px solid var(--card-border); color: #fff; backdrop-filter: blur(10px); text-decoration: none; display: inline-flex; align-items: center; gap: 8px; transition: 0.3s; }
.glass-btn:hover { background: rgba(255,255,255,0.1); border-color: var(--cyan); box-shadow: 0 0 15px rgba(0, 240, 255, 0.2); transform: translateY(-2px); }
.primary-btn { background: linear-gradient(45deg, var(--cyan), var(--purple)); color: #fff; border: none; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; transition: 0.3s; font-weight: 600; }
.primary-btn:hover { box-shadow: 0 0 20px rgba(138, 43, 226, 0.4); transform: translateY(-2px); filter: brightness(1.1); }
.btn-sm { padding: 0.5rem 1rem; border-radius: 8px; font-size: 0.9rem; }
.large-btn { padding: 1rem 2rem; border-radius: 12px; font-size: 1rem; }

.glass-pill { background: rgba(255,255,255,0.05); border: 1px solid var(--card-border); padding: 6px 14px; border-radius: 20px; font-size: 0.85rem; color: var(--text-secondary); text-decoration: none;}
/* Stacks the pills vertically like a list */
.pill-group.vertical {
    flex-direction: column;
    align-items: flex-start; /* Keeps them aligned to the left edge */
    gap: 12px; /* Adds nice spacing between each item */
}
.pill { background: rgba(255,255,255,0.08); padding: 4px 12px; border-radius: 6px; font-size: 0.8rem; color: #cbd5e1; border: 1px solid rgba(255,255,255,0.1); }
.pill.outline { background: transparent; border: 1px solid var(--card-border); }
.border-cyan { border-color: rgba(0, 240, 255, 0.5); color: var(--cyan); }

/* Sections */
section { max-width: 1100px; margin: 0 auto; padding: 8rem 2rem 4rem; position: relative; z-index: 2; }

/* Hero */
.hero { display: flex; flex-direction: column; justify-content: center; min-height: 90vh; padding-top: 12rem; }
.status-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(0, 240, 255, 0.1); padding: 6px 16px; border-radius: 20px; border: 1px solid rgba(0, 240, 255, 0.3); font-size: 0.85rem; color: var(--cyan); margin-bottom: 2rem; width: fit-content; }
.pulse-dot { width: 8px; height: 8px; background: var(--cyan); border-radius: 50%; box-shadow: 0 0 10px var(--cyan); animation: pulseDot 2s infinite; }
@keyframes pulseDot { 0% { opacity: 1; transform: scale(1); } 50% { opacity: 0.4; transform: scale(1.2); } 100% { opacity: 1; transform: scale(1); } }

.hero h1 { font-size: 2.5rem; color: var(--text-secondary); font-weight: 500; margin-bottom: 0.5rem; }
.hero-role { font-size: 5.5rem; line-height: 1.1; margin-bottom: 1.5rem; font-weight: 700; }
.hero-subtitle { font-size: 1.2rem; color: var(--text-secondary); max-width: 650px; margin-bottom: 3rem; font-weight: 300; line-height: 1.7; }
.hero-cta { display: flex; gap: 1rem; }

/* Glass Bento Cards (WITH MOUSE TRACKING) */
.bento-grid { 
    display: grid; 
    /* Changes grid to a balanced 2x2 layout */
    grid-template-columns: repeat(2, 1fr); 
    gap: 1.5rem; 
}

.projects-grid {
    display: grid; 
    grid-template-columns: repeat(3, 1fr); 
    gap: 1.5rem; 
}
.col-span-2 { grid-column: span 2; }

.bento-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, border-color 0.3s;
}
.bento-card::before {
    content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(600px circle at var(--mouse-x) var(--mouse-y), var(--spotlight), transparent 40%);
    z-index: 1; opacity: 0; transition: opacity 0.3s; pointer-events: none;
}
.bento-card:hover::before { opacity: 1; }
.bento-card:hover { border-color: rgba(255,255,255,0.2); transform: translateY(-3px); }

.card-content { padding: 2.5rem; position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; }
.card-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1.5rem; }
.card-icon { font-size: 1.5rem; color: #fff; }
.bento-card h3 { font-size: 1.4rem; margin-bottom: 0.8rem; color: #fff; font-weight: 600;}
.bento-card p { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; }

.center-content { justify-content: center; align-items: center; text-align: center; }
.metric-number { font-size: 4rem; line-height: 1; margin-bottom: 0.5rem; font-weight: 700;}
.metric-text { font-size: 0.95rem; color: var(--text-secondary); }

/* Timeline Experience */
.timeline { display: flex; flex-direction: column; gap: 2rem; margin-left: 1rem; border-left: 2px dashed rgba(255,255,255,0.1); padding-left: 2.5rem; position: relative; }
.timeline-item { position: relative; }
.timeline-marker { position: absolute; left: -2.9rem; top: 2rem; width: 14px; height: 14px; border-radius: 50%; background: var(--bg-dark); }
.cyan-glow { border: 2px solid var(--cyan); box-shadow: 0 0 10px var(--cyan); }
.purple-glow { border: 2px solid var(--purple); box-shadow: 0 0 10px var(--purple); }

.job-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1.5rem; }
.job-header h3 { font-size: 1.25rem; color: #fff; font-weight: 600;}
.job-header h4 { font-size: 1rem; font-weight: 500; margin-top: 5px; }
.job-details { list-style-type: none; }
.job-details li { color: var(--text-secondary); margin-bottom: 0.8rem; font-size: 0.95rem; position: relative; padding-left: 1.5rem; }
.job-details li::before { content: "▹"; position: absolute; left: 0; color: #fff; opacity: 0.5; }

/* Projects */
.project-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; }
.project-icon { font-size: 1.8rem; }
.project-link { color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; display: flex; align-items: center; gap: 6px; transition: 0.2s; background: rgba(255,255,255,0.05); padding: 5px 12px; border-radius: 15px; border: 1px solid var(--card-border); }
.project-link:hover { color: #fff; border-color: rgba(255,255,255,0.2); }

/* Footer */
.footer { padding: 4rem 2rem; max-width: 1100px; margin: 0 auto; }
.footer-content { text-align: center; padding: 4rem; }
.footer-content h2 { font-size: 2.5rem; margin-bottom: 2rem; color: #fff; }
.footer-links { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; }
.footer-links a { transition: 0.3s; }
.footer-links a:hover { transform: translateY(-3px); border-color: var(--cyan); color: #fff; }

@media (max-width: 900px) {
    .hero-role { font-size: 4rem; }
    .bento-grid, .projects-grid { grid-template-columns: repeat(2, 1fr); }
    .col-span-2 { grid-column: span 1; }
}
@media (max-width: 600px) {
    .hero-role { font-size: 3rem; }
    .bento-grid, .projects-grid { grid-template-columns: 1fr; }
    .job-header { flex-direction: column; gap: 15px; }
    .nav-links { display: none; }
    .hero-cta { flex-direction: column; }
}
/* Contact Form Styles */
.contact-form { 
    display: flex; 
    flex-direction: column; 
    gap: 1.5rem; 
}

.glass-input {
    width: 100%;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
    outline: none;
    appearance: none; /* Removes default styling */
    -webkit-appearance: none; /* Removes default styling on mobile */
}

.glass-input::placeholder { 
    color: rgba(255, 255, 255, 0.3); 
}

.glass-input:focus {
    border-color: var(--cyan);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 15px rgba(0, 240, 255, 0.1);
}

/* Fix dropdown option colors so they are readable */
select.glass-input option {
    background: var(--bg-dark);
    color: var(--text-primary);
    padding: 10px;
}

/* --- Forces pills to stack vertically like a list --- */
.vertical-pills {
    display: flex;
    flex-direction: column;
    align-items: flex-start; /* Aligns them to the left */
    gap: 12px; /* Space between each item */
    margin-top: 1.5rem;
}