/*
Theme Name: Shivendra Rawat
Theme URI: https://shivendrarawat.com
Author: Shivendra Rawat
Author URI: https://shivendrarawat.com
Description: Personal brand website for Shivendra Rawat — AI Systems, Performance Marketing & Product Builder. Dark futuristic theme with red accents.
Version: 1.0.0
License: All Rights Reserved
Text Domain: shivendravert

*/

/* ============================================
   SHIVENDRA RAWAT — Personal Brand Website
   Design: Dark Futuristic / Red & Black
   ============================================ */

/* --- Design Tokens --- */
:root {
    --black: #0a0a0a;
    --black-light: #111111;
    --black-lighter: #1a1a1a;
    --gray-dark: #2a2a2a;
    --gray: #666666;
    --gray-light: #999999;
    --gray-lighter: #cccccc;
    --white: #ffffff;
    --red: #dc2626;
    --red-light: #ef4444;
    --red-dark: #b91c1c;
    --red-glow: rgba(220, 38, 38, 0.12);
    --red-glow-strong: rgba(220, 38, 38, 0.25);
    --border: rgba(255, 255, 255, 0.07);
    --border-hover: rgba(255, 255, 255, 0.15);

    --font-heading: 'Space Grotesk', -apple-system, sans-serif;
    --font-body: 'Inter', -apple-system, sans-serif;
    --font-mono: 'Space Mono', monospace;

    --section-padding: clamp(80px, 12vw, 140px);
    --container-width: 1180px;
    --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: var(--red) var(--black);
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--red-dark); border-radius: 3px; }

body {
    font-family: var(--font-body);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Noise overlay */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.02;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 256px 256px;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::selection { background: var(--red); color: var(--white); }

/* --- Utility --- */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
}

.text-accent { color: var(--red); }
.accent-dot { color: var(--red); }

.section-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gray);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 40px;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 60px;
}

/* --- Hero CSS Animations (no JS dependency) --- */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* --- Scroll Progress --- */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: var(--red);
    z-index: 10001;
    transform-origin: left;
    transform: scaleX(0);
    will-change: transform;
}

/* --- Navigation --- */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition);
}

#navbar.scrolled {
    padding: 14px 0;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    transition: color var(--transition);
}

.nav-logo:hover { color: var(--red); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-family: var(--font-body);
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--gray-light);
    transition: color var(--transition);
    letter-spacing: 0.02em;
}

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

.nav-cta {
    padding: 10px 24px !important;
    border: 1px solid var(--red) !important;
    border-radius: 6px;
    color: var(--red) !important;
    font-weight: 500 !important;
    transition: all var(--transition) !important;
}

.nav-cta:hover {
    background: var(--red) !important;
    color: var(--white) !important;
}

/* Hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1002;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
    transform-origin: center;
}

.nav-toggle.active span:first-child {
    transform: rotate(45deg) translate(3px, 3px);
}

.nav-toggle.active span:last-child {
    transform: rotate(-45deg) translate(3px, -3px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    inset: 0;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s ease;
}

.mobile-menu.active {
    opacity: 1;
    visibility: visible;
}

.mobile-link {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    color: var(--gray-light);
    transition: color var(--transition);
}

.mobile-link:hover { color: var(--white); }
.mobile-cta { color: var(--red) !important; }

/* --- Hero --- */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

#particles {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 24px;
    max-width: 900px;
}

.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gray-light);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 32px;
    animation: fadeIn 0.8s ease-out 0.2s both;
}

.label-line {
    display: inline-block;
    width: 40px;
    height: 1px;
    background: var(--red);
}

.hero-name {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: 28px;
}

.name-line {
    display: block;
    font-size: clamp(3.5rem, 10vw, 7.5rem);
    animation: fadeInUp 1s ease-out 0.4s both;
}

.name-line:nth-child(2) {
    animation-delay: 0.55s;
}

.hero-tagline {
    font-family: var(--font-body);
    font-size: clamp(1.1rem, 2.2vw, 1.4rem);
    font-weight: 300;
    color: var(--gray-lighter);
    line-height: 1.5;
    margin-bottom: 16px;
    animation: fadeIn 0.8s ease-out 0.8s both;
}

.hero-sub {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gray);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 48px;
    animation: fadeIn 0.8s ease-out 1s both;
}

.hero-ctas {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
    animation: fadeIn 0.8s ease-out 1.2s both;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 14px 32px;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
}

.btn-primary {
    background: var(--red);
    color: var(--white);
    box-shadow: 0 0 0 0 rgba(220, 38, 38, 0);
}

.btn-primary:hover {
    background: var(--red-light);
    box-shadow: 0 8px 32px rgba(220, 38, 38, 0.3);
    transform: translateY(-2px);
}

.btn-ghost {
    background: transparent;
    color: var(--gray-lighter);
    border: 1px solid var(--border-hover);
}

.btn-ghost:hover {
    border-color: var(--red);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 44px;
    font-size: 1.05rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    animation: fadeIn 0.8s ease-out 1.4s both;
}

.scroll-indicator span {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gray);
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--red), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: 0.3; transform: scaleY(0.6); }
}

/* --- About --- */
#about {
    padding: var(--section-padding) 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 380px 1fr;
    gap: 72px;
    align-items: center;
}

.image-frame {
    position: relative;
    padding: 16px;
}

.image-frame::before,
.image-frame::after {
    content: '';
    position: absolute;
    width: 50px;
    height: 50px;
    border-style: solid;
    border-color: var(--red);
    transition: all 0.4s ease;
}

.image-frame::before {
    top: 0;
    left: 0;
    border-width: 2px 0 0 2px;
}

.image-frame::after {
    bottom: 0;
    right: 0;
    border-width: 0 2px 2px 0;
}

.image-frame:hover::before,
.image-frame:hover::after {
    width: 70px;
    height: 70px;
}

.image-frame img {
    width: 100%;
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center top;
    border-radius: 4px;
    filter: grayscale(20%) contrast(1.05);
    transition: filter 0.4s ease;
}

.image-frame:hover img {
    filter: grayscale(0%) contrast(1.1);
}

.image-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
    filter: blur(50px);
    z-index: -1;
    pointer-events: none;
}

.about-text h2 {
    font-family: var(--font-heading);
    font-size: clamp(1.6rem, 3vw, 2.2rem);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: 28px;
}

.about-text p {
    font-size: 1rem;
    color: var(--gray-light);
    line-height: 1.75;
    margin-bottom: 20px;
}

.about-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 32px;
}

.tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: 100px;
    color: var(--gray-light);
    letter-spacing: 0.04em;
    transition: all var(--transition);
}

.tag:hover {
    border-color: var(--red);
    color: var(--red);
}

/* --- Expertise --- */
#expertise {
    padding: var(--section-padding) 0;
    background: var(--black-light);
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.expertise-card {
    position: relative;
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 44px 32px;
    transition: all 0.4s ease;
    overflow: hidden;
}

.expertise-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--red), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.expertise-card:hover {
    transform: translateY(-8px);
    border-color: rgba(220, 38, 38, 0.2);
    box-shadow: 0 24px 64px rgba(220, 38, 38, 0.06);
}

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

.card-number {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--gray-dark);
    margin-bottom: 28px;
    transition: color var(--transition);
}

.expertise-card:hover .card-number { color: var(--red); }

.expertise-card h3 {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 16px;
    line-height: 1.3;
}

.expertise-card p {
    font-size: 0.925rem;
    color: var(--gray-light);
    line-height: 1.7;
    margin-bottom: 28px;
}

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

.card-tags span {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    padding: 5px 12px;
    background: var(--black-lighter);
    border-radius: 100px;
    color: var(--gray);
    letter-spacing: 0.03em;
}

/* --- Stats --- */
#numbers {
    padding: var(--section-padding) 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1;
    margin-bottom: 12px;
}

.stat-prefix,
.stat-suffix {
    color: var(--red);
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gray);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* --- Approach --- */
#approach {
    padding: var(--section-padding) 0;
}

.approach-grid {
    max-width: 700px;
}

.approach-step {
    display: flex;
    gap: 32px;
}

.step-marker {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex-shrink: 0;
}

.step-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--red);
    background: var(--black);
    flex-shrink: 0;
    position: relative;
    transition: background var(--transition);
}

.approach-step:hover .step-dot { background: var(--red); }

.step-line-v {
    width: 1px;
    flex: 1;
    background: linear-gradient(to bottom, var(--red-dark), var(--border));
    min-height: 60px;
}

.step-content {
    padding-bottom: 56px;
}

.step-number {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--red);
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.step-content h3 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.step-content p {
    font-size: 0.95rem;
    color: var(--gray-light);
    line-height: 1.7;
}

/* --- Writings --- */
#writings {
    padding: var(--section-padding) 0;
    background: var(--black-light);
}

.writings-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.writing-card {
    display: flex;
    flex-direction: column;
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 32px 28px;
    transition: all 0.4s ease;
    overflow: hidden;
    position: relative;
}

.writing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--red), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.writing-card:hover {
    transform: translateY(-6px);
    border-color: rgba(220, 38, 38, 0.15);
    box-shadow: 0 20px 50px rgba(220, 38, 38, 0.05);
}

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

.writing-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--red);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 16px;
    padding: 4px 10px;
    border: 1px solid rgba(220, 38, 38, 0.25);
    border-radius: 4px;
    width: fit-content;
}

.writing-card h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 12px;
    transition: color var(--transition);
}

.writing-card:hover h3 { color: var(--red-light); }

.writing-card p {
    font-size: 0.875rem;
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

.writing-read {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gray);
    letter-spacing: 0.05em;
    transition: color var(--transition);
}

.writing-card:hover .writing-read { color: var(--red); }

.writing-read svg {
    transition: transform var(--transition);
}

.writing-card:hover .writing-read svg {
    transform: translateX(4px);
}

/* --- Contact --- */
#contact {
    padding: var(--section-padding) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--red-glow) 0%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
}

.contact-title {
    font-family: var(--font-heading);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
    position: relative;
}

.contact-sub {
    font-size: 1.05rem;
    color: var(--gray-light);
    max-width: 500px;
    margin: 0 auto 44px;
    line-height: 1.6;
    position: relative;
}

.contact-ctas {
    margin-bottom: 48px;
    position: relative;
}

.social-links {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    position: relative;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.875rem;
    color: var(--gray);
    transition: color var(--transition);
}

.social-links a:hover { color: var(--red); }

/* --- Footer --- */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
}

.footer-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray);
}

.footer-text {
    font-size: 0.8rem;
    color: var(--gray-dark);
}

/* ============================================
   CASE STUDY / ARTICLE PAGE STYLES
   ============================================ */

/* Article layout */
.article-page {
    padding-top: 120px;
}

.article-header {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px 60px;
    text-align: center;
}

.article-back {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gray);
    letter-spacing: 0.05em;
    margin-bottom: 48px;
    transition: color var(--transition);
}

.article-back:hover { color: var(--red); }

.article-back svg {
    transition: transform var(--transition);
}

.article-back:hover svg {
    transform: translateX(-4px);
}

.article-tag {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--red);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 6px 14px;
    border: 1px solid rgba(220, 38, 38, 0.25);
    border-radius: 4px;
    margin-bottom: 24px;
}

.article-header h1 {
    font-family: var(--font-heading);
    font-size: clamp(2rem, 4.5vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 20px;
}

.article-meta {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gray);
    letter-spacing: 0.05em;
}

.article-meta span {
    margin: 0 8px;
    opacity: 0.4;
}

/* Article body */
.article-body {
    max-width: 680px;
    margin: 0 auto;
    padding: 0 24px;
}

.article-body p {
    font-size: 1.05rem;
    color: var(--gray-lighter);
    line-height: 1.85;
    margin-bottom: 28px;
}

.article-body h2 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 600;
    margin-top: 56px;
    margin-bottom: 24px;
    color: var(--white);
}

.article-body h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 600;
    margin-top: 40px;
    margin-bottom: 16px;
    color: var(--white);
}

/* Article divider */
.article-divider {
    width: 60px;
    height: 2px;
    background: var(--red);
    margin: 48px 0;
}

/* Article image placeholder */
.article-image {
    margin: 40px 0;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border);
}

.image-placeholder {
    background: var(--black-light);
    padding: 80px 40px;
    text-align: center;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--gray-dark);
    letter-spacing: 0.05em;
}

/* Pull quote */
.pull-quote {
    border-left: 3px solid var(--red);
    padding: 8px 0 8px 28px;
    margin: 40px 0;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--white);
    line-height: 1.5;
}

/* Metric highlight */
.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.metric-card {
    background: var(--black-light);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px 20px;
    text-align: center;
}

.metric-card .metric-value {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--red);
    margin-bottom: 6px;
}

.metric-card .metric-desc {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--gray);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* FAQ section for AEO */
.article-faq {
    margin-top: 56px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.article-faq h2 {
    margin-top: 0;
}

.faq-item {
    margin-bottom: 28px;
}

.faq-item h3 {
    font-size: 1.05rem;
    margin-top: 0;
    margin-bottom: 8px;
}

.faq-item p {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* Article footer CTA */
.article-cta {
    max-width: 680px;
    margin: 80px auto 0;
    padding: 0 24px 80px;
    text-align: center;
}

.article-cta h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.article-cta p {
    color: var(--gray-light);
    margin-bottom: 32px;
}

/* More writings */
.more-writings {
    max-width: 760px;
    margin: 0 auto;
    padding: 60px 24px;
    border-top: 1px solid var(--border);
}

.more-writings h3 {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--gray);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.more-writings-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.more-writings-grid .writing-card {
    padding: 24px 20px;
    opacity: 1;
}

.more-writings-grid .writing-card h3 {
    font-size: 1rem;
}

/* --- Writings Page --- */
.writings-page-header {
    padding-top: 140px;
    padding-bottom: 40px;
}

.writings-page-desc {
    font-size: 1.1rem;
    color: var(--gray-light);
    max-width: 600px;
    line-height: 1.7;
}

.writings-filters {
    padding: 20px 0 40px;
}

.filter-tags {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.filter-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 8px 20px;
    border: 1px solid var(--border);
    border-radius: 100px;
    background: transparent;
    color: var(--gray);
    cursor: pointer;
    letter-spacing: 0.05em;
    transition: all var(--transition);
}

.filter-tag:hover {
    border-color: var(--border-hover);
    color: var(--gray-lighter);
}

.filter-tag.active {
    border-color: var(--red);
    color: var(--red);
    background: var(--red-glow);
}

.writings-page-grid {
    padding-bottom: var(--section-padding);
}

.writings-page-grid .writing-card {
    opacity: 1 !important;
    transform: none !important;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
    .expertise-grid {
        grid-template-columns: 1fr;
        max-width: 560px;
    }

    .writings-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 48px 32px;
    }

    .about-grid {
        grid-template-columns: 300px 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-image {
        max-width: 320px;
        margin: 0 auto;
    }

    .about-text { text-align: center; }
    .about-tags { justify-content: center; }

    .writings-grid {
        grid-template-columns: 1fr;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px 24px;
    }

    .approach-step { gap: 20px; }

    .footer-content {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .more-writings-grid {
        grid-template-columns: 1fr;
    }

    .metric-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .name-line {
        font-size: clamp(2.8rem, 14vw, 3.8rem);
    }

    .hero-sub { font-size: 0.7rem; }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px 16px;
    }

    .stat-number { font-size: 2.2rem; }

    .btn {
        padding: 12px 24px;
        font-size: 0.875rem;
    }

    .btn-large { padding: 14px 32px; }
    .expertise-card { padding: 32px 24px; }
    .writing-card { padding: 24px 20px; }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    html { scroll-behavior: auto; }
    .scroll-line { animation: none; }
}