/* ============================================================
   Muhammad Shafqat Ashraf — Portfolio
   Design system: "Signal" — refined dark slate, signal-teal accent
   Display: Sora · Body: Inter · Utility/data: JetBrains Mono
   ============================================================ */

:root {
    /* Ground & surfaces */
    --ground: #0A0F16;
    --ground-2: #080C12;
    --surface: #10171F;
    --surface-2: #161F29;
    --border: #1E2A36;
    --border-soft: rgba(255, 255, 255, 0.06);

    /* Text */
    --text: #E8EEF4;
    --text-muted: #93A1B0;
    --text-dim: #5E6B7A;

    /* Accent — signal teal */
    --accent: #2DD4BF;
    --accent-soft: #5EEAD4;
    --accent-ink: #04140F;
    --accent-glow: rgba(45, 212, 191, 0.14);
    --accent-line: rgba(45, 212, 191, 0.30);

    /* Legacy aliases (kept so inline styles + injected modal markup still resolve) */
    --main-color: var(--accent);
    --gray-color: var(--text-muted);
    --text-color: var(--text);
    --bg-color: var(--ground);
    --glass-bg: var(--surface);
    --glass-border: var(--border);
    --card-shadow: 0 24px 50px rgba(0, 0, 0, 0.45);

    /* Type */
    --font-display: 'Sora', 'Segoe UI', sans-serif;
    --font-body: 'Inter', 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, 'SFMono-Regular', monospace;

    /* Layout */
    --container: 1200px;
    --radius: 16px;
    --radius-lg: 24px;
    --section-y: clamp(5rem, 9vw, 8rem);
    --transition: 0.32s cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    background-color: var(--ground);
    color: var(--text);
    line-height: 1.65;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* Quiet atmospheric wash — never more than a whisper */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(900px 500px at 78% -5%, rgba(45, 212, 191, 0.07), transparent 60%),
        radial-gradient(700px 600px at 0% 100%, rgba(56, 130, 180, 0.05), transparent 55%);
    pointer-events: none;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

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

::selection {
    background: var(--accent);
    color: var(--accent-ink);
}

/* ------------------------------------------------------------ Typography */
h1,
h2,
h3,
h4 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.02em;
    color: var(--text);
}

p {
    color: var(--text-muted);
}

strong {
    color: var(--text);
    font-weight: 600;
}

/* ------------------------------------------------------------ Layout primitives */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 28px;
}

.section-padding {
    padding-block: var(--section-y);
    position: relative;
}

/* Hairline divider between consecutive sections */
main > section + section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: min(100% - 56px, var(--container));
    height: 1px;
    background: var(--border-soft);
}

/* Subtle blueprint grid for designated sections */
.engineering-grid-section {
    background-image:
        linear-gradient(rgba(45, 212, 191, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(45, 212, 191, 0.035) 1px, transparent 1px);
    background-size: 46px 46px;
}

/* ------------------------------------------------------------ Section headers */
.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 60px;
}

.section-header h2 {
    font-size: clamp(1.9rem, 3.6vw, 2.7rem);
}

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

.section-header p {
    margin-top: 18px;
    color: var(--text-muted);
    font-size: 1.05rem;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 18px;
}

.section-tag::before {
    content: '// ';
    color: var(--text-dim);
}

/* Short accent rule used by headers that don't carry a tag */
.underline {
    width: 56px;
    height: 3px;
    border-radius: 3px;
    background: var(--accent);
    margin: 20px auto 0;
}

/* ------------------------------------------------------------ Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 26px;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.btn i {
    font-size: 0.95em;
}

.btn.primary {
    background: var(--accent);
    color: var(--accent-ink);
    box-shadow: 0 8px 24px -8px var(--accent);
}

.btn.primary:hover {
    background: var(--accent-soft);
    transform: translateY(-3px);
    box-shadow: 0 14px 30px -8px var(--accent);
}

.btn.secondary {
    background: transparent;
    color: var(--text);
    border-color: var(--border);
}

.btn.secondary:hover {
    border-color: var(--accent-line);
    color: var(--accent);
    transform: translateY(-3px);
}

.btn.mini {
    padding: 11px 20px;
    font-size: 0.85rem;
    background: var(--accent);
    color: var(--accent-ink);
}

.btn.mini:hover {
    background: var(--accent-soft);
}

/* ------------------------------------------------------------ Navbar */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid transparent;
}

#navbar.sticky {
    background: rgba(10, 15, 22, 0.78);
    backdrop-filter: blur(14px) saturate(150%);
    -webkit-backdrop-filter: blur(14px) saturate(150%);
    border-bottom-color: var(--border);
}

#navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.logo {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.3rem;
    letter-spacing: -0.02em;
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: 34px;
}

.nav-links a {
    position: relative;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.nav-links a:not(.nav-contact)::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.25s ease;
}

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

.nav-links a.active:not(.nav-contact)::after {
    width: 100%;
}

.nav-links a.nav-contact {
    padding: 9px 20px;
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--text);
}

.nav-links a.nav-contact:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
    z-index: 1100;
}

.menu-btn .bar {
    width: 26px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: var(--transition);
}

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

.menu-btn.open .bar:nth-child(2) {
    opacity: 0;
}

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

/* ------------------------------------------------------------ Hero */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 110px;
    padding-bottom: 70px;
    overflow: hidden;
}

#signal-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.55;
    pointer-events: none;
}

.hero .container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 64px;
    align-items: center;
}

.hero-credibility {
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 26px;
}

.hero-credibility::before {
    content: '';
    width: 28px;
    height: 1px;
    background: var(--accent-line);
}

.hero-name {
    font-size: clamp(2.6rem, 6.2vw, 4.6rem);
    line-height: 1.02;
    margin-bottom: 14px;
}

.hero-role {
    font-family: var(--font-display);
    font-size: clamp(1.1rem, 2.2vw, 1.6rem);
    font-weight: 500;
    color: var(--accent);
    letter-spacing: -0.01em;
    margin-bottom: 26px;
}

.hero-desc {
    font-size: 1.08rem;
    color: var(--text-muted);
    max-width: 540px;
    margin-bottom: 32px;
}

.hero-tech-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 38px;
}

.tech-pill {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    padding: 9px 16px;
    border: 1px solid var(--border);
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.015);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.tech-pill i {
    color: var(--accent);
    font-size: 0.85rem;
}

.tech-pill:hover {
    border-color: var(--accent-line);
    color: var(--text);
}

.hero-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

/* Hero portrait + status */
.hero-image-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 22px;
}

.hero-image {
    position: relative;
    width: min(360px, 80%);
    aspect-ratio: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: var(--card-shadow);
}

.hero-image::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 0 1px rgba(45, 212, 191, 0.12);
    pointer-events: none;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tech-context-card {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
}

.context-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.context-item i {
    color: var(--accent);
    font-size: 1.1rem;
}

.context-info {
    display: flex;
    flex-direction: column;
    line-height: 1.3;
}

.context-info span {
    font-family: var(--font-mono);
    font-size: 0.64rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.context-info strong {
    font-size: 0.86rem;
    color: var(--text);
}

/* ------------------------------------------------------------ Card foundation */
.solution-card,
.expertise-card,
.project-card,
.pillar,
.industry-card,
.skill-category,
.echo-category,
.edu-card,
.workflow-step,
.contact-info-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

/* Every card is clickable → opens a detail popup */
.solution-card,
.expertise-card,
.project-card,
.pillar,
.industry-card,
.skill-category,
.echo-category,
.edu-card,
.workflow-step,
.contact-info-card,
.stat-item,
.cert-list li {
    cursor: pointer;
}

.contact-info-card a,
.cert-list li a {
    cursor: pointer;
}

/* ------------------------------------------------------------ Value pillars / philosophy */
.value-pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 26px;
}

.pillar {
    padding: 38px 32px;
}

.pillar:hover,
.solution-card:hover,
.expertise-card:hover,
.industry-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-line);
    box-shadow: var(--card-shadow);
}

.pillar-icon,
.solution-icon,
.expertise-card > i,
.industry-card > i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 54px;
    height: 54px;
    border-radius: 14px;
    background: var(--accent-glow);
    color: var(--accent);
    font-size: 1.35rem;
    margin-bottom: 24px;
    border: 1px solid rgba(45, 212, 191, 0.18);
}

.pillar h3,
.pillar h4,
.solution-card h3,
.expertise-card h3 {
    font-size: 1.2rem;
    margin-bottom: 12px;
}

.pillar p,
.solution-card p,
.expertise-card p,
.industry-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* About-section pillars use inline <i> (no icon chip wrapper) */
.about .pillar i {
    color: var(--accent);
    font-size: 1.3rem;
    margin-bottom: 16px;
    display: block;
}

/* ------------------------------------------------------------ Solutions */
.solutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
    gap: 26px;
}

.solution-card {
    padding: 36px 30px;
}

/* ------------------------------------------------------------ Expertise / Arsenal */
.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 26px;
}

.expertise-card {
    padding: 36px 30px;
    cursor: pointer;
    position: relative;
}

.expertise-card::after {
    content: 'View spec \2192';
    position: absolute;
    bottom: 28px;
    left: 30px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    letter-spacing: 0.08em;
    color: var(--text-dim);
    opacity: 0;
    transform: translateX(-6px);
    transition: var(--transition);
}

.expertise-card:hover::after {
    opacity: 1;
    transform: translateX(0);
    color: var(--accent);
}

.expertise-card:hover {
    padding-bottom: 52px;
}

.expertise-card[data-cloud="true"] > i {
    position: relative;
}

.expertise-card[data-cloud="true"] > i::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 14px;
    border: 1px solid var(--accent);
    opacity: 0;
    animation: pulse 2.4s ease-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0% { opacity: 0.5; transform: scale(1); }
    100% { opacity: 0; transform: scale(1.35); }
}

/* ------------------------------------------------------------ Workflow */
.workflow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 22px;
    counter-reset: step;
}

.workflow-step {
    padding: 32px 26px;
    position: relative;
}

.workflow-step:hover {
    border-color: var(--accent-line);
    transform: translateY(-6px);
}

.step-num {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent);
    border: 1px solid var(--accent-line);
    border-radius: 10px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 22px;
}

.workflow-step h3 {
    font-size: 1.08rem;
    margin-bottom: 10px;
}

.workflow-step p {
    font-size: 0.92rem;
}

/* ------------------------------------------------------------ Ecosystem */
.ecosystem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.echo-category {
    padding: 30px 28px;
}

.echo-category:hover {
    border-color: var(--accent-line);
}

.echo-category h4 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.02rem;
    margin-bottom: 20px;
}

.echo-category h4 i {
    color: var(--accent);
}

.echo-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
}

.echo-tags span {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    padding: 6px 12px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.025);
    border: 1px solid var(--border);
    color: var(--text-muted);
}

/* ------------------------------------------------------------ Industries */
.industry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 24px;
}

.industry-card {
    padding: 34px 28px;
    text-align: left;
}

.industry-card > i {
    font-size: 1.3rem;
}

.industry-card h4 {
    font-size: 1.1rem;
    margin-bottom: 10px;
}

.industry-card p {
    font-size: 0.92rem;
}

/* ------------------------------------------------------------ About */
.about-grid {
    max-width: 920px;
    margin: 0 auto;
}

.about-text > p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.about-text .value-pillars {
    margin-top: 44px;
}

.about .pillar {
    background: var(--surface);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 48px;
}

.stat-item {
    text-align: center;
    padding: 30px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
}

.stat-item h3 {
    font-family: var(--font-display);
    font-size: 2.3rem;
    color: var(--accent);
    margin-bottom: 6px;
}

.stat-item p {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* ------------------------------------------------------------ Experience timeline */
.timeline {
    position: relative;
    max-width: 860px;
    margin: 0 auto;
    padding-left: 34px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 6px;
    bottom: 6px;
    width: 2px;
    background: linear-gradient(var(--accent), var(--border) 70%);
}

.timeline-item {
    position: relative;
    padding-bottom: 46px;
}

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

.timeline-dot {
    position: absolute;
    left: -34px;
    top: 5px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--ground);
    border: 3px solid var(--accent);
    box-shadow: 0 0 0 4px rgba(45, 212, 191, 0.12);
}

.timeline-date {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.74rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
}

.timeline-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px 30px;
    transition: var(--transition);
}

.timeline-content:hover {
    border-color: var(--accent-line);
}

.timeline-content h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.timeline-content h4 {
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 16px;
}

.timeline-content ul {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.timeline-content ul li {
    position: relative;
    padding-left: 22px;
    font-size: 0.94rem;
    color: var(--text-muted);
}

.timeline-content ul li::before {
    content: '\203A';
    position: absolute;
    left: 4px;
    top: -1px;
    color: var(--accent);
    font-weight: 700;
}

/* ------------------------------------------------------------ Skills */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.skill-category {
    padding: 32px 28px;
}

.skill-category:hover {
    border-color: var(--accent-line);
    transform: translateY(-4px);
}

.skill-category h3 {
    display: flex;
    align-items: center;
    gap: 11px;
    font-size: 1.05rem;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.skill-category h3 i {
    color: var(--accent);
}

.skill-category ul {
    display: flex;
    flex-direction: column;
    gap: 11px;
}

.skill-category ul li {
    position: relative;
    padding-left: 20px;
    font-size: 0.92rem;
    color: var(--text-muted);
}

.skill-category ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 7px;
    height: 7px;
    border-radius: 2px;
    background: var(--accent);
}

/* ------------------------------------------------------------ Featured case study */
.featured-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}

.featured-image .hero-image {
    width: 100%;
    aspect-ratio: 4 / 3;
    border-radius: var(--radius-lg);
    margin: 0 !important;
    background: var(--surface) !important;
}

.featured-image .hero-image img {
    object-fit: cover;
}

.featured-content h3 {
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    margin-bottom: 24px;
}

.problem-box,
.solution-box {
    padding: 18px 22px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 0.95rem;
    color: var(--text-muted);
    border-left: 3px solid;
    background: var(--surface);
}

.problem-box {
    border-left-color: #f87171;
}

.solution-box {
    border-left-color: var(--accent);
}

.featured-tech-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 22px 0;
}

.featured-tech-row span {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    padding: 6px 13px;
    border-radius: 8px;
    border: 1px solid var(--border);
    color: var(--accent);
    background: var(--accent-glow);
}

.featured-content > p {
    font-size: 0.95rem;
    line-height: 1.85;
    color: var(--text-muted);
}

.featured-content .view-project {
    width: auto;
    margin-top: 26px;
}

/* ------------------------------------------------------------ Projects */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 26px;
}

.project-card {
    overflow: hidden;
    padding: 0;
}

.project-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-line);
    box-shadow: var(--card-shadow);
}

.project-img {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.project-card:hover .project-img img {
    transform: scale(1.05);
}

.project-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(to top, rgba(10, 15, 22, 0.92), rgba(10, 15, 22, 0.35));
    opacity: 0;
    transition: var(--transition);
}

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

.project-info {
    padding: 26px 28px 30px;
}

.project-info h3 {
    font-size: 1.18rem;
    margin-bottom: 8px;
}

.project-info p {
    font-size: 0.92rem;
    color: var(--text-muted);
    margin-bottom: 18px;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.project-tags span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 5px 11px;
    border-radius: 7px;
    border: 1px solid var(--border);
    color: var(--text-muted);
}

/* Outreach banner */
.project-outreach {
    margin-top: 70px !important;
    padding: clamp(40px, 6vw, 64px) !important;
    background: var(--surface) !important;
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-lg) !important;
    text-align: center;
}

.project-outreach h3 {
    font-size: clamp(1.5rem, 3vw, 1.9rem) !important;
    margin: 18px 0 16px !important;
}

.project-outreach p {
    color: var(--text-muted) !important;
}

/* ------------------------------------------------------------ Education */
.education-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    max-width: 860px;
    margin: 0 auto;
}

.edu-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 30px 28px;
}

.edu-card:hover {
    border-color: var(--accent-line);
}

.edu-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    border-radius: 13px;
    background: var(--accent-glow);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    border: 1px solid rgba(45, 212, 191, 0.18);
}

.edu-info h3 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.edu-info p {
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.edu-info span {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--accent);
    letter-spacing: 0.05em;
}

/* ------------------------------------------------------------ Certifications / languages / soft skills */
.certifications .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    max-width: var(--container);
}

.cert-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.cert-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.94rem;
    color: var(--text);
    transition: var(--transition);
}

.cert-list li:hover {
    border-color: var(--accent-line);
}

.cert-list li i {
    color: var(--accent);
}

.lang-item h4 {
    font-size: 0.98rem;
}

.lang-bar {
    background: rgba(255, 255, 255, 0.06) !important;
}

.lang-progress {
    background: var(--accent) !important;
    border-radius: 10px;
}

/* ------------------------------------------------------------ Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    max-width: 1040px;
    margin: 0 auto;
}

.contact-info-card {
    padding: 42px 38px;
}

.contact-info-card h3 {
    font-size: 1.4rem;
    margin-bottom: 14px;
}

.contact-info-card h3 span {
    color: var(--accent);
}

.contact-info-card > p {
    color: var(--text-muted);
    font-size: 0.96rem;
}

.contact-methods {
    margin-top: 30px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contact-method-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.contact-method-item > i {
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    border-radius: 12px;
    background: var(--accent-glow);
    color: var(--accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    border: 1px solid rgba(45, 212, 191, 0.18);
}

.contact-method-item span {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
}

.contact-method-item p {
    margin: 0;
    font-size: 0.95rem;
}

.contact-method-item a:hover {
    color: var(--accent);
}

.consult-item p {
    color: var(--text-muted);
    font-size: 0.94rem;
}

.consult-item strong {
    color: var(--text);
}

/* ------------------------------------------------------------ Footer */
footer {
    border-top: 1px solid var(--border);
    padding: 38px 0;
    background: var(--ground-2);
}

footer .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 16px;
}

footer p {
    font-size: 0.88rem;
    color: var(--text-dim);
}

.social-links {
    display: flex;
    gap: 14px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition);
}

.social-links a:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-3px);
}

/* ------------------------------------------------------------ Modal */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(5, 8, 12, 0.78);
    backdrop-filter: blur(6px);
    padding: 24px;
    overflow-y: auto;
}

.modal-content {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    max-width: 760px;
    margin: 6vh auto;
    box-shadow: 0 40px 90px rgba(0, 0, 0, 0.6);
    animation: modalIn 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes modalIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.modal-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    padding: 30px 34px 20px;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    font-size: 1.5rem;
}

.close-modal {
    font-size: 1.8rem;
    line-height: 1;
    color: var(--text-dim);
    cursor: pointer;
    transition: color 0.2s ease;
}

.close-modal:hover {
    color: var(--accent);
}

.modal-body {
    padding: 26px 34px;
}

.modal-tech {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    background: var(--accent-glow);
    border: 1px solid rgba(45, 212, 191, 0.18);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 24px;
}

.modal-body > h3 {
    font-size: 1.05rem;
    margin-bottom: 14px;
    color: var(--accent);
}

.modal-footer {
    padding: 20px 34px 30px;
    border-top: 1px solid var(--border);
}

/* Injected spec markup (from data-desc) */
.spec-overview p {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.spec-section {
    margin-bottom: 24px;
}

.spec-section h4 {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
    margin-bottom: 16px;
}

.spec-section ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.spec-section ul li {
    position: relative;
    padding-left: 22px;
    font-size: 0.92rem;
    color: var(--text-muted);
    line-height: 1.65;
}

.spec-section ul li::before {
    content: '\25B8';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--accent);
}

.spec-section ul li strong {
    color: var(--text);
    font-weight: 600;
}

.spec-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
    margin-top: 28px;
}

.metric-item {
    text-align: center;
    padding: 20px 12px;
    background: var(--ground);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.metric-val {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 6px;
}

.metric-label {
    font-family: var(--font-mono);
    font-size: 0.66rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-dim);
}

/* ------------------------------------------------------------ Telemetry ticker */
.telemetry-bar {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--ground-2);
    overflow: hidden;
    padding: 12px 0;
}

.telemetry-track {
    display: flex;
    gap: 48px;
    white-space: nowrap;
    width: max-content;
    animation: ticker 40s linear infinite;
}

.telemetry-track span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    color: var(--text-dim);
}

.telemetry-track span::before {
    content: '\25C6 ';
    color: var(--accent);
}

@keyframes ticker {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ------------------------------------------------------------ Reveal animation */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

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

/* ------------------------------------------------------------ Responsive */
@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        gap: 48px;
        text-align: center;
    }

    .hero-credibility,
    .hero-tech-strip,
    .hero-btns {
        justify-content: center;
    }

    .hero-desc {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-image-container {
        order: -1;
    }

    .featured-grid,
    .contact-grid,
    .certifications .about-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        inset: 0 0 0 auto;
        width: min(78%, 320px);
        flex-direction: column;
        justify-content: center;
        gap: 26px;
        background: var(--ground-2);
        border-left: 1px solid var(--border);
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
        padding: 40px;
    }

    .nav-links.open {
        transform: translateX(0);
    }

    .nav-links a {
        font-size: 1.05rem;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .spec-metrics {
        grid-template-columns: 1fr;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding-left: 22px;
        padding-right: 22px;
    }

    footer .container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 20px;
    }

    .hero-btns {
        flex-direction: column;
        width: 100%;
    }

    .hero-btns .btn {
        width: 100%;
    }
}

/* ------------------------------------------------------------ Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
    }

    #signal-canvas {
        display: none;
    }
}

/* ============================================================
   Blog / Writing
   Additive only — reuses existing tokens, never overrides
   the selectors above.
   ============================================================ */

/* Shared logo-as-link on blog pages */
a.logo {
    display: inline-block;
}

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

/* ------------------------------------------------------------ Blog index */
.blog-hero-title {
    font-size: clamp(1.9rem, 3.6vw, 2.7rem);
}

.blog-hero-title span {
    color: var(--accent);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 26px;
}

.post-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 32px 30px;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.post-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-line);
    box-shadow: var(--card-shadow);
}

.post-card-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.post-card-meta .post-date {
    color: var(--accent);
}

.post-card-meta .post-reading-time {
    color: var(--text-dim);
}

.post-card h3 {
    font-size: 1.18rem;
    margin-bottom: 12px;
}

.post-card h3 a:hover {
    color: var(--accent);
}

.post-card > p {
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.post-card .post-tags {
    margin-bottom: 22px;
}

.post-card-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--accent);
    transition: var(--transition);
}

.post-card-link i {
    transition: transform 0.25s ease;
}

.post-card-link:hover i {
    transform: translateX(4px);
}

/* Shared tag-pill look, reused by post cards and post header */
.post-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.post-tags span {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 5px 11px;
    border-radius: 7px;
    border: 1px solid var(--border);
    color: var(--text-muted);
}

/* Optional "read the write-up" link on a project card, linking to its post */
.project-post-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 18px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent);
    transition: color 0.2s ease;
}

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

/* ------------------------------------------------------------ Individual post page */
.post-container {
    max-width: 760px;
}

.post-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    color: var(--text-dim);
    margin-bottom: 44px;
    transition: color 0.2s ease;
}

.post-back:hover {
    color: var(--accent);
}

.post-header {
    margin-bottom: 48px;
}

.post-title {
    font-size: clamp(1.9rem, 4.4vw, 2.7rem);
    margin: 18px 0 22px;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 22px;
    margin-bottom: 22px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-dim);
}

.post-meta span {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.post-meta i {
    color: var(--accent);
}

/* ------------------------------------------------------------ Post body typography */
.post-content {
    font-size: 1.05rem;
}

.post-content p {
    line-height: 1.85;
    margin-bottom: 24px;
}

.post-content h2 {
    font-size: clamp(1.4rem, 2.8vw, 1.9rem);
    margin: 56px 0 20px;
    padding-top: 40px;
    border-top: 1px solid var(--border-soft);
}

.post-content h2:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.post-content h3 {
    font-size: 1.2rem;
    margin: 36px 0 14px;
}

.post-content ul,
.post-content ol {
    margin: 0 0 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.post-content li {
    position: relative;
    padding-left: 22px;
    color: var(--text-muted);
    line-height: 1.7;
}

.post-content li::before {
    content: '\203A';
    position: absolute;
    left: 4px;
    top: -1px;
    color: var(--accent);
    font-weight: 700;
}

.post-content a {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-color: var(--accent-line);
    text-underline-offset: 3px;
}

.post-content a:hover {
    color: var(--accent-soft);
}

.post-content hr {
    border: none;
    height: 1px;
    background: var(--border-soft);
    margin: 48px 0;
}

.post-content p code,
.post-content li code {
    font-family: var(--font-mono);
    font-size: 0.88em;
    background: var(--surface-2);
    color: var(--accent-soft);
    padding: 2px 7px;
    border-radius: 6px;
    border: 1px solid var(--border);
}

/* ------------------------------------------------------------ Code blocks (Pygments via codehilite) */
.post-content .codehilite {
    background: var(--surface-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin: 28px 0;
    overflow-x: auto;
}

.post-content .codehilite pre {
    margin: 0;
    padding: 20px 22px;
}

.post-content .codehilite code {
    font-family: var(--font-mono);
    font-size: 0.86rem;
    line-height: 1.7;
    color: var(--text);
    background: none;
    padding: 0;
    border: none;
}

/* Pygments token colors — restrained 2-hue palette matching the brand accent */
.codehilite .c,
.codehilite .c1,
.codehilite .cm,
.codehilite .cp {
    color: var(--text-dim);
    font-style: italic;
}

.codehilite .k,
.codehilite .kn,
.codehilite .kd,
.codehilite .kc,
.codehilite .ow,
.codehilite .na {
    color: var(--accent);
}

.codehilite .s,
.codehilite .s1,
.codehilite .s2,
.codehilite .sb {
    color: var(--accent-soft);
}

.codehilite .nb,
.codehilite .nf,
.codehilite .nc {
    color: var(--text);
    font-weight: 600;
}

.codehilite .m,
.codehilite .mi,
.codehilite .mf {
    color: #E8C07D;
}

.codehilite .o,
.codehilite .p,
.codehilite .gp {
    color: var(--text-muted);
}

/* ------------------------------------------------------------ Blog responsive */
@media (max-width: 768px) {
    .post-meta {
        gap: 14px;
    }
}