/* =============================
   ROOT & RESET
============================= */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=DM+Sans:ital,wght@0,300;0,400;0,500;1,300&display=swap');

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

:root {
    --bg: #000000;
    --bg-card: #0a0a0a;
    --bg-card2: #111111;
    --accent: #1098F7;
    --accent-dim: rgba(16, 152, 247, 0.12);
    --accent-glow: rgba(16, 152, 247, 0.25);
    --text: #ffffff;
    --text-muted: #888888;
    --text-dim: #bbbbbb;
    --border: rgba(16, 152, 247, 0.2);
    --border-subtle: rgba(255,255,255,0.06);
    --radius: 12px;
    --font-display: 'Syne', sans-serif;
    --font-body: 'DM Sans', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    font-family: var(--font-body);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

/* =============================
   GLOBAL WAVE CANVAS
============================= */
#globalWave {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
    /* Alpha handled per-ribbon in JS */
}

/* Everything above z-index 0 sits on top of the waves */
.header,
.hero-side-email,
.hero-side-line,
.typewriter-section,
.section,
.footer {
    position: relative;
    z-index: 1;
}

/* =============================
   SCROLLBAR
============================= */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

/* =============================
   HEADER / NAV
============================= */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 64px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 48px;
    background: rgba(0,0,0,0.7);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-subtle);
    z-index: 100;
    transition: border-color 0.3s;
}

.header a.Logo {
    font-family: var(--font-display);
    color: var(--text);
    text-decoration: none;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.header a.Logo span {
    color: var(--accent);
}

.navbar ul {
    display: flex;
    gap: 32px;
    list-style: none;
}

.navbar a {
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 400;
    color: var(--text-muted);
    text-decoration: none;
    letter-spacing: 0.5px;
    transition: color 0.25s;
    position: relative;
}

.navbar a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.navbar a:hover {
    color: var(--text);
}

.navbar a:hover::after {
    width: 100%;
}

/* =============================
   HERO / TYPEWRITER SECTION
============================= */
.typewriter-section {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 120px 80px 0;
    position: relative;
    overflow: hidden;
}

/* Subtle grid background removed — global wave canvas handles this */

/* Radial glow behind hero text */
.typewriter-section::after {
    content: '';
    position: absolute;
    top: 25%;
    left: 5%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(16,152,247,0.06) 0%, transparent 65%);
    pointer-events: none;
    z-index: 0;
}

.hero-label {
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 400;
    color: var(--accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.2s forwards;
}

.hero-greeting {
    font-family: var(--font-display);
    font-size: clamp(52px, 8vw, 96px);
    font-weight: 800;
    line-height: 1.0;
    letter-spacing: -2px;
    color: var(--text);
    margin-bottom: 8px;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.4s forwards;
}

.typewriter-word {
    color: var(--accent);
}

.typewriter-cursor {
    color: var(--accent);
    font-weight: 300;
    animation: none;
    margin-left: 2px;
}

.typewriter-subtitle {
    font-family: var(--font-display);
    font-size: clamp(20px, 3vw, 32px);
    font-weight: 400;
    color: var(--text-muted);
    margin-bottom: 4px;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.55s forwards;
}

.typewriter {
    font-family: var(--font-display);
    font-size: clamp(24px, 4vw, 48px);
    font-weight: 700;
    color: var(--accent);
    min-height: 1.2em;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.7s forwards;
}

.hero-description {
    margin-top: 28px;
    max-width: 520px;
    font-size: 16px;
    color: var(--text-dim);
    line-height: 1.75;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.85s forwards;
}

.hero-cta {
    display: flex;
    gap: 16px;
    margin-top: 40px;
    opacity: 0;
    animation: fadeUp 0.6s ease 1s forwards;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: var(--accent);
    color: #000;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    border-radius: 6px;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.2s;
}

.btn-primary:hover {
    opacity: 0.88;
    transform: translateY(-2px);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    background: transparent;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    border: 1px solid var(--border);
    border-radius: 6px;
    text-decoration: none;
    transition: border-color 0.2s, color 0.2s, transform 0.2s;
}

.btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
}

/* Vertical email on side (like Abhijeet's) */
.hero-side-email {
    position: fixed;
    left: 20px;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
    z-index: 50;
}

.hero-side-email:hover {
    color: var(--accent);
}

/* Vertical scroll line on right */
.hero-side-line {
    position: fixed;
    right: 20px;
    top: 30%;
    width: 1px;
    height: 120px;
    background: linear-gradient(to bottom, transparent, var(--accent), transparent);
    z-index: 50;
    animation: linePulse 2s ease-in-out infinite;
}

@keyframes linePulse {
    0%, 100% { opacity: 0.4; }
    50% { opacity: 1; }
}

/* =============================
   SECTION BASE
============================= */
.section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 100px 40px;
}

.section-header {
    margin-bottom: 56px;
}

.section-tag {
    display: inline-block;
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.section h2 {
    font-family: var(--font-display);
    font-size: clamp(32px, 5vw, 52px);
    font-weight: 800;
    color: var(--text);
    letter-spacing: -1px;
    line-height: 1.1;
    margin-bottom: 0;
}

.section h2 span {
    color: var(--accent);
}

/* =============================
   ABOUT ME
============================= */
#aboutMe .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-text p {
    font-size: 16px;
    color: var(--text-dim);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-stats {
    display: flex;
    gap: 32px;
    margin-top: 32px;
}

.stat-item {
    text-align: left;
}

.stat-item .stat-number {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--accent);
    display: block;
}

.stat-item .stat-label {
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: 0.5px;
}

.about-image-wrapper {
    position: relative;
}

.about-image-wrapper img {
    width: 100%;
    border-radius: var(--radius);
    filter: grayscale(20%);
    transition: filter 0.4s;
}

.about-image-wrapper:hover img {
    filter: grayscale(0%);
}

.about-image-wrapper::before {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: calc(var(--radius) + 2px);
    background: linear-gradient(135deg, var(--accent), transparent 60%);
    z-index: -1;
    opacity: 0.5;
}

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

.edu-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 28px;
    transition: border-color 0.3s, transform 0.3s;
    position: relative;
    overflow: hidden;
}

.edu-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--accent);
    opacity: 0;
    transition: opacity 0.3s;
}

.edu-card:hover {
    border-color: var(--border);
    transform: translateY(-4px);
}

.edu-card:hover::before {
    opacity: 1;
}

.edu-year {
    font-size: 12px;
    color: var(--accent);
    letter-spacing: 1px;
    margin-bottom: 10px;
    font-weight: 500;
}

.edu-degree {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 6px;
}

.edu-school {
    font-size: 14px;
    color: var(--text-muted);
}

/* =============================
   SKILLS
============================= */
.skills-categories {
    display: flex;
    flex-direction: column;
    gap: 48px;
}

.skill-category-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--text-muted);
    width: 180px;
    flex-shrink: 0;
    padding-top: 4px;
}

.skill-category-row {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--border-subtle);
}

.skill-category-row:last-child {
    border-bottom: none;
}

.skill-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.skill-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-card2);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-dim);
    transition: border-color 0.2s, color 0.2s, background 0.2s;
    cursor: default;
}

.skill-pill:hover {
    border-color: var(--accent);
    color: var(--text);
    background: var(--accent-dim);
}

.skill-pill img {
    width: 16px;
    height: 16px;
    object-fit: contain;
}

/* =============================
   PROJECTS
============================= */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s;
    cursor: pointer;
}

.project-card:hover {
    border-color: var(--border);
    transform: translateY(-5px);
}

.project-card-thumb {
    width: 100%;
    height: 200px;
    background: var(--bg-card2);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.project-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.project-card:hover .project-card-thumb img {
    transform: scale(1.04);
}

.project-thumb-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-card2), #0d1a2b);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 40px;
    color: var(--accent);
    opacity: 0.4;
}

.project-card-body {
    padding: 20px 22px;
}

.project-status {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 8px;
    font-weight: 600;
}

.project-title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 8px;
}

.project-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 16px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.project-tag {
    font-size: 11px;
    padding: 3px 10px;
    background: var(--accent-dim);
    color: var(--accent);
    border-radius: 4px;
    font-weight: 500;
}

/* Ongoing badge */
.ongoing-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    color: #22c55e;
    margin-left: 10px;
}

.ongoing-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #22c55e;
    animation: blink 1.5s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* =============================
   EXPERIENCE
============================= */
/* Timeline layout like Abhijeet's */
.timeline {
    position: relative;
    padding-left: 28px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background: linear-gradient(to bottom, var(--accent), rgba(16,152,247,0.1));
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding-left: 28px;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -34px;
    top: 8px;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-dim);
}

.timeline-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius);
    padding: 24px 28px;
    transition: border-color 0.3s;
}

.timeline-card:hover {
    border-color: var(--border);
}

.timeline-meta {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 10px;
    flex-wrap: wrap;
    gap: 8px;
}

.timeline-role {
    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 700;
    color: var(--text);
}

.timeline-date {
    font-size: 12px;
    color: var(--accent);
    font-weight: 500;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.timeline-org {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.timeline-desc {
    font-size: 14px;
    color: var(--text-dim);
    line-height: 1.75;
}

.timeline-category {
    display: inline-block;
    font-size: 11px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 24px;
    font-weight: 600;
}

/* =============================
   CONTACT
============================= */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-info h3 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 16px;
}

.contact-info p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 32px;
}

.contact-detail {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.contact-detail-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    background: var(--accent-dim);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 14px;
    flex-shrink: 0;
}

.contact-detail-text {
    font-size: 14px;
    color: var(--text-dim);
}

.icons {
    display: flex;
    gap: 12px;
    margin-top: 32px;
}

.icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 16px;
    transition: border-color 0.2s, color 0.2s, background 0.2s, transform 0.2s;
}

.icon:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: var(--accent-dim);
    transform: translateY(-3px);
}

.icon i {
    color: inherit;
}

/* =============================
   FOOTER
============================= */
.footer {
    border-top: 1px solid var(--border-subtle);
    padding: 32px 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-muted);
}

.footer a {
    color: var(--accent);
    text-decoration: none;
}

/* =============================
   ANIMATIONS
============================= */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =============================
   RESPONSIVE
============================= */
@media (max-width: 768px) {
    .header { padding: 0 20px; }
    .navbar ul { gap: 16px; }
    .navbar { display: none; }
    .typewriter-section { padding: 0 24px; }
    .hero-side-email, .hero-side-line { display: none; }
    .section { padding: 70px 20px; }
    #aboutMe .about-grid { grid-template-columns: 1fr; }
    .contact-wrapper { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .skill-category-row { flex-direction: column; gap: 16px; }
    .footer { flex-direction: column; gap: 12px; text-align: center; }
}

/* =============================
   CONVEYOR BELT
============================= */
.conveyor-root {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 8px 0 24px;
}

.conveyor-fade-left,
.conveyor-fade-right {
    position: absolute;
    top: 0; bottom: 0;
    width: 120px;
    z-index: 3;
    pointer-events: none;
}
.conveyor-fade-left  { left: 0;  background: linear-gradient(to right, #000 20%, transparent); }
.conveyor-fade-right { right: 0; background: linear-gradient(to left,  #000 20%, transparent); }

.conveyor-track {
    position: relative;
    z-index: 2;
    overflow: hidden;
    cursor: default;
    padding: 20px 0 32px;
}

.conveyor-inner {
    display: flex;
    gap: 22px;
    will-change: transform;
}

/* ── Project Cards ── */
.proj-card {
    flex-shrink: 0;
    width: 230px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(16,152,247,0.15);
    border-radius: 14px;
    padding: 24px 22px 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    cursor: pointer;
    position: relative;
    transition: border-color 0.3s, background 0.3s, transform 0.35s, box-shadow 0.35s;
}

.proj-card:hover {
    border-color: rgba(16,152,247,0.65);
    background: rgba(16,152,247,0.07);
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 16px 48px rgba(16,152,247,0.18);
    z-index: 10;
}

.proj-card-icon {
    font-size: 28px;
    line-height: 1;
}

.proj-card-title {
    font-family: 'Syne', sans-serif;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    letter-spacing: -0.2px;
    line-height: 1.3;
}

.proj-card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.proj-card-tag {
    font-size: 10px;
    padding: 2px 8px;
    background: rgba(16,152,247,0.12);
    color: #1098F7;
    border-radius: 4px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.proj-card-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: auto;
}

.proj-card-status.ongoing { color: #22c55e; }
.proj-card-status.done    { color: #1098F7; }

.proj-status-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}
.ongoing .proj-status-dot { background: #22c55e; animation: statusBlink 1.5s infinite; }
.done    .proj-status-dot { background: #1098F7; }

@keyframes statusBlink {
    0%,100% { opacity:1; } 50% { opacity:0.25; }
}

/* ── Tooltip ── */
.proj-tooltip {
    position: absolute;
    bottom: calc(100% + 12px);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    width: 240px;
    background: #0d0d0d;
    border: 1px solid rgba(16,152,247,0.35);
    border-radius: 12px;
    padding: 14px 16px;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.22s ease, transform 0.22s ease;
    z-index: 20;
    box-shadow: 0 12px 40px rgba(0,0,0,0.7);
}

.proj-tooltip::after {
    content: '';
    position: absolute;
    top: 100%; left: 50%;
    transform: translateX(-50%);
    border: 7px solid transparent;
    border-top-color: rgba(16,152,247,0.35);
}

.proj-card:hover .proj-tooltip {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.proj-tooltip-desc {
    font-size: 13px;
    color: #999;
    line-height: 1.65;
}

.proj-tooltip-status {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid rgba(255,255,255,0.06);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ── Hint label ── */
.conveyor-hint {
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 11px;
    letter-spacing: 1.5px;
    color: rgba(255,255,255,0.2);
    margin-top: 4px;
    padding-left: 4px;
}