/* ===================================================
   williamfaitel.com — Styles
   Design: Dark industrial, bold, sharp corners
   Fonts: Space Grotesk (display), Inter (body)
   =================================================== */

/* --- Custom Properties --- */
:root {
    --color-bg: #0C0C0E;
    --color-surface: #161619;
    --color-accent: #E8503A;
    --color-accent-light: #F06A56;
    --color-accent-dark: #C9412E;
    --color-text: #EAEAEA;
    --color-text-muted: #8A8A8F;
    --color-border: #2A2A2E;
    --color-white: #FFFFFF;

    --font-display: 'Space Grotesk', system-ui, sans-serif;
    --font-body: 'Inter', system-ui, sans-serif;

    --transition: 200ms ease;
    --transition-slow: 400ms ease;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
    --space-4xl: 8rem;

    --max-width: 1200px;
    --max-width-narrow: 720px;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

button {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

/* --- Skip Link --- */
.skip-link {
    position: absolute;
    top: -100%;
    left: var(--space-sm);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-accent);
    color: var(--color-white);
    font-weight: 600;
    font-size: 0.875rem;
    z-index: 1000;
    transition: top var(--transition);
}

.skip-link:focus {
    top: var(--space-sm);
}

/* --- Navigation --- */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-sm) 0;
    transition: background-color var(--transition), backdrop-filter var(--transition);
}

.nav--scrolled {
    background-color: rgba(12, 12, 14, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
}

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

.nav__logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-white);
    letter-spacing: -0.02em;
    transition: color var(--transition);
}

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

.nav__toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 101;
}

.nav__toggle-bar {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: transform var(--transition), opacity var(--transition);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(2) {
    opacity: 0;
}

.nav__toggle[aria-expanded="true"] .nav__toggle-bar:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

.nav__menu {
    position: fixed;
    top: 0;
    right: 0;
    width: min(320px, 85vw);
    height: 100vh;
    height: 100dvh;
    background: var(--color-surface);
    border-left: 1px solid var(--color-border);
    padding: var(--space-4xl) var(--space-lg) var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transform: translateX(100%);
    transition: transform 300ms ease;
    z-index: 100;
}

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

.nav__link {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 500;
    padding: var(--space-xs) 0;
    color: var(--color-text-muted);
    transition: color var(--transition);
    display: block;
}

.nav__link:hover,
.nav__link--active {
    color: var(--color-white);
}

.nav__link--cta {
    color: var(--color-accent);
}

.nav__link--cta:hover {
    color: var(--color-accent-light);
}

.nav__overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 99;
    opacity: 0;
    pointer-events: none;
    transition: opacity 300ms ease;
}

.nav__overlay--visible {
    opacity: 1;
    pointer-events: auto;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    font-family: var(--font-display);
    font-size: 0.9375rem;
    font-weight: 600;
    padding: 14px 28px;
    min-height: 44px;
    min-width: 44px;
    border: none;
    cursor: pointer;
    transition: background-color var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:focus-visible {
    outline: 3px solid var(--color-accent);
    outline-offset: 2px;
}

.btn--primary {
    position: relative;
    overflow: hidden;
    background: var(--color-accent);
    color: var(--color-white);
}

.btn--primary::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(115deg, transparent 40%, rgba(255, 255, 255, 0.28) 50%, transparent 60%);
    transform: translateX(-130%);
    pointer-events: none;
}

.btn--primary:hover::after {
    animation: sheen-sweep 0.7s ease 1;
}

.btn--primary:hover {
    background: var(--color-accent-dark);
    transform: translateY(-1px);
}

.btn--primary:active {
    transform: translateY(0);
}

.btn--outline {
    background: transparent;
    color: var(--color-accent);
    box-shadow: inset 0 0 0 1.5px var(--color-accent);
}

.btn--outline:hover {
    background: var(--color-accent);
    color: var(--color-white);
    transform: translateY(-1px);
}

.btn--outline:active {
    transform: translateY(0);
}

.btn--large {
    font-size: 1.0625rem;
    padding: 16px 36px;
}

/* --- Hero --- */
.hero {
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding: calc(80px + var(--space-xl)) var(--space-md) var(--space-xl);
}

/* Blueprint grid backdrop, masked so it fades toward the edges */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(234, 234, 234, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(234, 234, 234, 0.035) 1px, transparent 1px);
    background-size: 48px 48px;
    -webkit-mask-image: radial-gradient(ellipse at 65% 40%, black 25%, transparent 78%);
    mask-image: radial-gradient(ellipse at 65% 40%, black 25%, transparent 78%);
    pointer-events: none;
}

/* Circuit traces that draw themselves in on load */
.hero__circuit {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero__circuit path {
    stroke: var(--color-accent);
    stroke-width: 1.5;
    opacity: 0.35;
    stroke-dasharray: 1;
    stroke-dashoffset: 1;
    animation: trace-draw 1.6s ease forwards;
}

.hero__circuit path:nth-of-type(1) { animation-delay: 0.2s; }
.hero__circuit path:nth-of-type(2) { animation-delay: 0.45s; }
.hero__circuit path:nth-of-type(3) { animation-delay: 0.35s; }
.hero__circuit path:nth-of-type(4) { animation-delay: 0.6s; }
.hero__circuit path:nth-of-type(5) { animation-delay: 0.75s; }
.hero__circuit path:nth-of-type(6) { animation-delay: 0.9s; }
.hero__circuit path:nth-of-type(7) { animation-delay: 1.05s; }

.hero__circuit circle {
    stroke: var(--color-accent);
    stroke-width: 1.5;
    fill: var(--color-bg);
    opacity: 0;
    transform-origin: center;
    transform-box: fill-box;
    animation: pad-pop 0.4s ease forwards, node-glow 3.4s ease-in-out infinite;
}

.hero__circuit circle:nth-of-type(1) { animation-delay: 1.6s, 2s; }
.hero__circuit circle:nth-of-type(2) { animation-delay: 1.85s, 2.25s; }
.hero__circuit circle:nth-of-type(3) { animation-delay: 1.75s, 2.15s; }
.hero__circuit circle:nth-of-type(4) { animation-delay: 2s, 2.4s; }
.hero__circuit circle:nth-of-type(5) { animation-delay: 2.15s, 2.55s; }
.hero__circuit circle:nth-of-type(6) { animation-delay: 2.3s, 2.7s; }
.hero__circuit circle:nth-of-type(7) { animation-delay: 2.45s, 2.85s; }

@keyframes trace-draw {
    to { stroke-dashoffset: 0; }
}

@keyframes pad-pop {
    from { opacity: 0; transform: scale(0.4); }
    to { opacity: 0.5; transform: scale(1); }
}

@keyframes node-glow {
    0%, 100% { opacity: 0.45; filter: drop-shadow(0 0 0 rgba(232, 80, 58, 0)); }
    50% { opacity: 0.9; filter: drop-shadow(0 0 3px rgba(232, 80, 58, 0.7)); }
}

.hero__inner {
    position: relative;
    z-index: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    width: 100%;
}

.hero__texture {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.55;
    z-index: 0;
    pointer-events: none;
}

.hero__content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.hero__text {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.hero__badge {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    padding: 6px 12px;
    border: 1px solid var(--color-accent);
    align-self: flex-start;
    opacity: 0;
    transform: translateY(20px);
    animation: hero-reveal 0.8s ease forwards;
}

.hero__name {
    font-family: var(--font-display);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.03em;
    color: var(--color-white);
}

.hero__name-row {
    display: block;
}

.hero__name-row span {
    display: inline-block;
    opacity: 0;
    transform: translateY(0.4em);
    animation: letter-rise 0.6s cubic-bezier(0.2, 0.7, 0.3, 1) forwards;
    animation-delay: calc(0.1s + var(--i) * 45ms);
}

@keyframes letter-rise {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__tagline {
    font-family: var(--font-display);
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: -0.01em;
    opacity: 0;
    transform: translateY(20px);
    animation: hero-reveal 0.8s ease 0.15s forwards;
}

.hero__sub {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    max-width: 480px;
    opacity: 0;
    transform: translateY(20px);
    animation: hero-reveal 0.8s ease 0.3s forwards;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    opacity: 0;
    transform: translateY(20px);
    animation: hero-reveal 0.8s ease 0.45s forwards;
}

.hero__location {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    opacity: 0;
    animation: hero-reveal 0.8s ease 0.6s forwards;
}

.hero__location-icon {
    color: var(--color-accent);
}

.hero__photo {
    opacity: 0;
    transform: translateY(20px);
    animation: hero-reveal 0.8s ease 0.3s forwards;
}

.hero__img {
    width: 100%;
    max-width: 320px;
    height: auto;
    object-fit: cover;
    border: 1px solid var(--color-border);
    filter: grayscale(15%);
}

@keyframes hero-reveal {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Sections --- */
.section {
    padding: var(--space-3xl) var(--space-md);
}

.section--surface {
    background: var(--color-surface);
}

.section__inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.section__inner--narrow {
    max-width: var(--max-width-narrow);
    text-align: center;
}

.section__eyebrow {
    display: block;
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.section__heading {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.section__heading--large {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
}

.section__bio {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    max-width: 640px;
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
}

.section__inner--narrow .section__bio {
    margin-left: auto;
    margin-right: auto;
}

/* --- Identity Cards --- */
.identity-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-sm);
}

.identity-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-lg);
    transition: border-color var(--transition), transform var(--transition);
}

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

.identity-card__icon {
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
}

.identity-card__title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 4px;
}

.identity-card__desc {
    font-size: 0.875rem;
    color: var(--color-text-muted);
}

/* --- Skills Grid --- */
.skills-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.skill-column {
    border: 1px solid var(--color-border);
    border-top: 2px solid transparent;
    padding: var(--space-lg);
    transition: border-top-color var(--transition-slow);
}

.skill-column:hover {
    border-top-color: var(--color-accent);
}

.skill-column__title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.skill-column__list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.skill-column__list li {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    padding-left: var(--space-sm);
    position: relative;
}

.skill-column__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 4px;
    height: 4px;
    background: var(--color-accent);
}

/* --- Projects Grid --- */
.projects-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.project-card {
    position: relative;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    padding: var(--space-lg);
    border-left: 2px solid transparent;
    transition: border-left-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

/* Targeting-reticle corner brackets on the Projects grid (hover) */
#projects .project-card::before {
    content: '';
    position: absolute;
    inset: 10px;
    border: 1.5px solid var(--color-accent);
    opacity: 0;
    transition: opacity var(--transition);
    pointer-events: none;
    z-index: 1;
    -webkit-mask:
        linear-gradient(#000 0 0) 0 0 / 16px 16px no-repeat,
        linear-gradient(#000 0 0) 100% 0 / 16px 16px no-repeat,
        linear-gradient(#000 0 0) 0 100% / 16px 16px no-repeat,
        linear-gradient(#000 0 0) 100% 100% / 16px 16px no-repeat;
    mask:
        linear-gradient(#000 0 0) 0 0 / 16px 16px no-repeat,
        linear-gradient(#000 0 0) 100% 0 / 16px 16px no-repeat,
        linear-gradient(#000 0 0) 0 100% / 16px 16px no-repeat,
        linear-gradient(#000 0 0) 100% 100% / 16px 16px no-repeat;
}

#projects .project-card:hover::before {
    opacity: 1;
}

.project-card:hover {
    border-left-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.project-card--featured {
    order: -1;
}

.project-card__img {
    display: block;
    width: calc(100% + 2 * var(--space-lg));
    margin: calc(-1 * var(--space-lg)) calc(-1 * var(--space-lg)) var(--space-md);
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-bottom: 1px solid var(--color-border);
}

.project-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    margin-bottom: var(--space-sm);
}

.project-card__tag {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    padding: 4px 8px;
    border: 1px solid var(--color-border);
}

.project-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.project-card__desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.project-card__link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-display);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-accent);
    transition: color var(--transition), gap var(--transition);
}

.project-card__link:hover {
    color: var(--color-accent-light);
    gap: 10px;
}

.project-card__link:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* --- Section emblem (generated brand mark) --- */
.section-emblem {
    display: block;
    width: 80px;
    height: 80px;
    margin-bottom: var(--space-md);
    opacity: 0.9;
    mix-blend-mode: lighten;
}

/* --- Subsection headings --- */
.subsection__title {
    font-family: var(--font-display);
    font-size: 1.375rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--color-white);
    margin: var(--space-2xl) 0 var(--space-md);
    padding-left: var(--space-sm);
    border-left: 3px solid var(--color-accent);
}

/* --- Levels (Where are you with AI) --- */
.levels-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.level-card {
    position: relative;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    padding: var(--space-lg);
    overflow: hidden;
}

.level-card__num {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
    color: var(--color-accent);
    opacity: 0.25;
    margin-bottom: var(--space-xs);
}

.level-card__title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.level-card__desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

@media (min-width: 768px) {
    .levels-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* --- Story cards (use-case scenarios) --- */
.story-card {
    background: var(--color-bg);
    border-left: 2px solid var(--color-accent);
}

/* --- Flagship service (Intelligent Document Archives) --- */
.flagship {
    position: relative;
    overflow: hidden;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-top: 3px solid var(--color-accent);
    padding: var(--space-xl) var(--space-lg);
    margin-bottom: var(--space-lg);
}

.flagship::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(115deg, transparent 35%, rgba(232, 80, 58, 0.14) 50%, transparent 65%);
    transform: translateX(-130%);
    pointer-events: none;
    z-index: 1;
}

.flagship.fade-in--visible::before {
    animation: sheen-sweep 1.2s ease 0.35s 1 forwards;
}

.flagship > * {
    position: relative;
    z-index: 2;
}

@keyframes sheen-sweep {
    to { transform: translateX(130%); }
}

.flagship__label {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    padding: 4px 10px;
    border: 1px solid var(--color-accent);
    margin-bottom: var(--space-md);
}

.flagship__title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    color: var(--color-white);
    margin-bottom: var(--space-sm);
}

.flagship__lede {
    font-size: 1.0625rem;
    color: var(--color-text-muted);
    line-height: 1.6;
    max-width: 640px;
    margin-bottom: var(--space-xl);
}

.flagship__steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
}

.flagship__step-num {
    display: block;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.flagship__step-title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 6px;
}

.flagship__step-desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.flagship__options {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-xl);
}

.flagship__option-title {
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 6px;
}

.flagship__option-desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

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

.flagship__pricing {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    padding: var(--space-lg) 0;
    margin-bottom: var(--space-lg);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.flagship__price {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.flagship__price-num {
    font-family: var(--font-display);
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1;
    color: var(--color-white);
}

.flagship__price-per {
    font-size: 1.25rem;
    color: var(--color-text-muted);
}

.flagship__price-unit {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

@media (min-width: 768px) {
    .flagship {
        padding: var(--space-2xl) var(--space-xl);
    }

    .flagship__steps {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .flagship__pricing {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-2xl);
    }
}

/* --- Services --- */
.service-card {
    border-left: 1px solid var(--color-border);
    border-top: 2px solid transparent;
    transition: border-top-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.service-card:hover {
    border-left-color: var(--color-border);
    border-top-color: var(--color-accent);
}

.consult-banner {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    border: 1px solid var(--color-border);
    border-left: 2px solid var(--color-accent);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    align-items: flex-start;
}

.consult-banner__text {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--color-white);
}

@media (min-width: 768px) {
    .consult-banner {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-lg);
    }
}

/* --- Writing List --- */
.writing-list {
    border-top: 1px solid var(--color-border);
}

.writing-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--space-md) 0;
    border-bottom: 1px solid var(--color-border);
    border-left: 2px solid transparent;
    transition: border-left-color var(--transition), padding-left var(--transition), background-color var(--transition);
}

.writing-item:hover {
    border-left-color: var(--color-accent);
    padding-left: var(--space-sm);
}

.writing-item:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

.writing-item__date {
    font-family: var(--font-display);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    flex-shrink: 0;
}

.writing-item__title {
    display: block;
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    line-height: 1.3;
    transition: color var(--transition);
}

.writing-item:hover .writing-item__title {
    color: var(--color-accent-light);
}

.writing-item__sub {
    display: block;
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-top: 2px;
}

.writing-cta {
    margin-top: var(--space-xl);
}

@media (min-width: 768px) {
    .writing-item {
        flex-direction: row;
        gap: var(--space-lg);
        align-items: baseline;
    }

    .writing-item__date {
        width: 110px;
    }
}

/* --- Certifications --- */
.certs-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.cert-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-top: 2px solid var(--color-accent);
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}

.cert-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.cert-card__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
}

.cert-card__title {
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-white);
}

.cert-card__issuer {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    margin-top: auto;
}

@media (min-width: 768px) {
    .certs-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .certs-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* --- Timeline --- */
.timeline {
    position: relative;
    padding-left: var(--space-xl);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 8px;
    bottom: 8px;
    width: 1px;
    background: var(--color-border);
}

.timeline__item {
    position: relative;
    padding-bottom: var(--space-xl);
}

.timeline__item:last-child {
    padding-bottom: 0;
}

.timeline__marker {
    position: absolute;
    left: calc(-1 * var(--space-xl) + 2px);
    top: 8px;
    width: 12px;
    height: 12px;
    background: var(--color-bg);
    border: 2px solid var(--color-accent);
}

.section--surface .timeline__marker {
    background: var(--color-surface);
}

.timeline__item:last-child .timeline__marker {
    background: var(--color-accent);
}

.timeline__date {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    display: block;
    margin-bottom: 4px;
}

.timeline__title {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 4px;
}

.timeline__org {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: var(--space-xs);
}

.timeline__desc {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* --- Contact --- */
.contact-links {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-lg);
}

.contact-links__phone {
    font-family: var(--font-display);
    font-size: 1.0625rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.contact-links__phone a {
    transition: color var(--transition);
}

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

.contact-links__social {
    display: flex;
    gap: var(--space-md);
}

.contact-links__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    transition: color var(--transition), border-color var(--transition), transform var(--transition);
}

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

.contact-links__icon:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* --- FAQ --- */
.faq-list {
    border-top: 1px solid var(--color-border);
}

.faq-item {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--color-border);
}

.faq-item__q {
    font-family: var(--font-display);
    font-size: 1.125rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--color-white);
    margin-bottom: var(--space-xs);
}

.faq-item__a {
    color: var(--color-text-muted);
    line-height: 1.7;
}

/* --- Contact / Service Request Form --- */
.contact-form {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin: var(--space-xl) 0 var(--space-2xl);
}

.contact-form__hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-field label {
    font-family: var(--font-display);
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text);
}

.form-field .req {
    color: var(--color-accent);
}

.form-field .opt {
    color: var(--color-text-muted);
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-text);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    padding: 12px 14px;
    width: 100%;
    min-height: 44px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(232, 80, 58, 0.18);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--color-text-muted);
}

.contact-form__submit {
    align-self: flex-start;
    margin-top: var(--space-xs);
}

.contact-form__status {
    font-size: 0.9375rem;
    line-height: 1.5;
    min-height: 1.4em;
}

.contact-form__status--ok {
    color: #4fb477;
}

.contact-form__status--err {
    color: var(--color-accent-light);
}

.contact-alt {
    font-size: 0.9375rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

@media (min-width: 600px) {
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

/* --- Footer --- */
.footer {
    border-top: 1px solid var(--color-border);
    padding: var(--space-lg) var(--space-md);
}

.footer__inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer__copy {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.footer__top {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--color-text-muted);
    transition: color var(--transition);
}

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

/* --- Scroll to Top --- */
.scroll-top {
    position: fixed;
    bottom: var(--space-lg);
    right: var(--space-lg);
    width: 44px;
    height: 44px;
    background: var(--color-accent);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
    transition: background-color var(--transition), transform var(--transition), opacity var(--transition);
    opacity: 0;
    pointer-events: none;
}

.scroll-top[hidden] {
    display: flex;
}

.scroll-top--visible {
    opacity: 1;
    pointer-events: auto;
}

.scroll-top:hover {
    background: var(--color-accent-dark);
    transform: translateY(-2px);
}

.scroll-top:focus-visible {
    outline: 3px solid var(--color-accent-light);
    outline-offset: 2px;
}

/* --- Fade-in Animation --- */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Section headings unmask top-down as they fade in */
.section__heading.fade-in {
    clip-path: inset(0 0 100% 0);
    transform: translateY(16px);
    transition: opacity 0.6s ease, transform 0.6s ease, clip-path 0.7s cubic-bezier(0.2, 0.7, 0.3, 1);
}

.section__heading.fade-in--visible {
    clip-path: inset(0 0 -10% 0);
}

/* Staggered card entrances (desktop grids) */
@media (min-width: 768px) {
    .identity-grid .fade-in:nth-child(2),
    .skills-grid .fade-in:nth-child(2),
    .projects-grid .fade-in:nth-child(2n) {
        transition-delay: 90ms;
    }

    .identity-grid .fade-in:nth-child(3),
    .skills-grid .fade-in:nth-child(3) {
        transition-delay: 180ms;
    }

    .identity-grid .fade-in:nth-child(4) {
        transition-delay: 270ms;
    }
}

/* --- Stats Strip --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg) var(--space-md);
    margin-bottom: var(--space-2xl);
}

.stat {
    border-left: 2px solid var(--color-accent);
    padding-left: var(--space-sm);
}

.stat__num {
    display: block;
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    font-variant-numeric: tabular-nums;
}

.stat__label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-top: 4px;
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* --- Cursor Spotlight on Cards --- */
@media (hover: hover) {
    .project-card,
    .identity-card,
    .skill-column,
    .cert-card,
    .level-card {
        position: relative;
    }

    .project-card,
    .cert-card,
    .level-card,
    .identity-card {
        backface-visibility: hidden;
        transform-style: preserve-3d;
    }

    .project-card::after,
    .identity-card::after,
    .skill-column::after,
    .cert-card::after,
    .level-card::after {
        content: '';
        position: absolute;
        inset: 0;
        pointer-events: none;
        opacity: 0;
        transition: opacity 0.3s ease;
        background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 50%), rgba(232, 80, 58, 0.1), transparent 65%);
    }

    .project-card:hover::after,
    .identity-card:hover::after,
    .skill-column:hover::after,
    .cert-card:hover::after,
    .level-card:hover::after {
        opacity: 1;
    }
}

/* --- Timeline: markers ignite as items reveal --- */
.timeline__marker {
    transition: background-color 0.4s ease 0.3s, box-shadow 0.4s ease 0.3s;
}

.timeline__item.fade-in--visible .timeline__marker {
    background: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(232, 80, 58, 0.15), 0 0 16px rgba(232, 80, 58, 0.4);
}

/* --- Scroll-driven animations (progressive enhancement) --- */
@supports (animation-timeline: scroll()) {
    /* Reading progress bar along the bottom edge of the nav */
    .nav::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 2px;
        background: var(--color-accent);
        transform-origin: left;
        transform: scaleX(0);
        animation: nav-progress linear both;
        animation-timeline: scroll(root);
    }

    @keyframes nav-progress {
        to { transform: scaleX(1); }
    }
}

@supports (animation-timeline: view()) {
    /* Timeline spine draws itself as you scroll through it */
    .timeline::before {
        transform-origin: top;
        animation: spine-draw linear both;
        animation-timeline: view();
        animation-range: entry 10% cover 65%;
    }

    @keyframes spine-draw {
        from { transform: scaleY(0); }
        to { transform: scaleY(1); }
    }
}

/* --- 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;
    }

    .fade-in {
        opacity: 1;
        transform: none;
        transition-delay: 0s !important;
    }

    .section__heading.fade-in {
        clip-path: none;
    }

    .hero__circuit path {
        animation: none;
        stroke-dasharray: none;
        stroke-dashoffset: 0;
    }

    .hero__circuit circle {
        animation: none;
        opacity: 0.5;
        transform: none;
    }

    .hero__name-row span,
    .hero__name,
    .hero__tagline,
    .hero__sub,
    .hero__actions,
    .hero__location,
    .hero__photo {
        opacity: 1;
        transform: none;
        animation: none;
    }
}

/* --- Responsive: Tablet (768px+) --- */
@media (min-width: 768px) {
    .nav__toggle {
        display: none;
    }

    .nav__menu {
        position: static;
        width: auto;
        height: auto;
        background: none;
        border: none;
        padding: 0;
        flex-direction: row;
        align-items: center;
        gap: var(--space-lg);
        transform: none;
    }

    .nav__link {
        font-size: 0.875rem;
        padding: var(--space-xs) 0;
    }

    .hero__content {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        gap: var(--space-2xl);
    }

    .hero__text {
        flex: 1;
    }

    .hero__photo {
        flex-shrink: 0;
    }

    .hero__img {
        max-width: 340px;
    }

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

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

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

    .section {
        padding: var(--space-4xl) var(--space-lg);
    }
}

/* --- Responsive: Desktop (1024px+) --- */
@media (min-width: 1024px) {
    .hero__img {
        max-width: 400px;
    }

    .identity-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .skills-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .nav__link--cta {
        padding: 10px 20px;
        border: 1px solid var(--color-accent);
        transition: background-color var(--transition), color var(--transition);
    }

    .nav__link--cta:hover {
        background: var(--color-accent);
        color: var(--color-white);
    }
}