/* ===================================================================
 * Custom additions for Damilola Ehimare portfolio
 * Layered on top of the Monica theme (styles.css / vendor.css)
 * ================================================================= */

/* ---------- hero role rotator ---------- */
.role-rotator {
	color: var(--color-1);
	border-right: 2px solid var(--color-1);
	padding-right: 4px;
	white-space: nowrap;
}

/* ---------- hero terminal mock ---------- */
.terminal {
	background: var(--color-2-dark);
	border-radius: 10px;
	box-shadow: 0 30px 60px -20px rgba(0,0,0,0.45);
	overflow: hidden;
	font-family: var(--font-mono);
	max-width: 460px;
	margin-left: auto;
}

.terminal__bar {
	display: flex;
	align-items: center;
	gap: 6px;
	padding: 10px 14px;
	background: var(--color-2-darker);
}

.terminal__dot {
	width: 10px;
	height: 10px;
	border-radius: 50%;
	display: inline-block;
}
.terminal__dot--red { background: #ff5f56; }
.terminal__dot--yellow { background: #ffbd2e; }
.terminal__dot--green { background: #27c93f; }

.terminal__title {
	margin-left: 10px;
	color: var(--color-gray-9);
	font-size: 1.2rem;
}

.terminal__body {
	padding: 20px 22px 26px;
	color: #d7ffd9;
	font-size: 1.4rem;
	line-height: 1.9;
	min-height: 230px;
}

.terminal__body .line {
	color: var(--color-gray-9);
}

.terminal__body .prompt {
	color: var(--color-1);
}

.terminal__cursor {
	display: inline-block;
	width: 7px;
	height: 1.3em;
	background: var(--color-1);
	vertical-align: text-bottom;
	margin-left: 2px;
	animation: term-blink 1s steps(1) infinite;
}

@keyframes term-blink {
	50% { opacity: 0; }
}

/* ---------- stat counters ---------- */
.stat-grid {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--vspace-1);
	margin: var(--vspace-1) 0 0;
}

@media screen and (max-width: 768px) {
	.stat-grid { grid-template-columns: repeat(2, 1fr); }
}

.stat-item {
	text-align: center;
	padding: var(--vspace-0_75) var(--vspace-0_5);
	border: 1px solid var(--color-border);
	border-radius: var(--border-radius);
	transition: transform .25s ease, box-shadow .25s ease;
}

.stat-item:hover {
	transform: translateY(-4px);
	box-shadow: 0 14px 30px -18px rgba(0,0,0,0.35);
}

.stat-item__num {
	font-family: var(--font-2);
	font-size: var(--text-xl);
	color: var(--color-2-dark);
	display: block;
	line-height: 1.2;
}

.stat-item__label {
	font-size: var(--text-xs);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	color: var(--color-text-light);
}

/* ---------- venture flip cards ---------- */
.ventures-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--vspace-1);
	margin-top: var(--vspace-1_5);
}

@media screen and (max-width: 1000px) {
	.ventures-grid { grid-template-columns: repeat(2, 1fr); }
}
@media screen and (max-width: 640px) {
	.ventures-grid { grid-template-columns: 1fr; }
}

.flip-card {
	perspective: 1200px;
	height: 260px;
}

.flip-card__inner {
	position: relative;
	width: 100%;
	height: 100%;
	transition: transform 0.7s cubic-bezier(.4,.2,.2,1);
	transform-style: preserve-3d;
}

.flip-card.is-flipped .flip-card__inner,
.flip-card:hover .flip-card__inner {
	transform: rotateY(180deg);
}

.flip-card__face {
	position: absolute;
	inset: 0;
	backface-visibility: hidden;
	border-radius: var(--border-radius);
	padding: var(--vspace-0_75);
	display: flex;
	flex-direction: column;
}

.flip-card__face--front {
	background: var(--color-2-dark);
	color: var(--color-3);
	justify-content: space-between;
}

.flip-card__face--back {
	background: var(--color-1);
	color: var(--color-2-darker);
	transform: rotateY(180deg);
	overflow-y: auto;
}

.flip-card__mark {
	width: 46px;
	height: 46px;
	border-radius: 10px;
	background: var(--color-1);
	color: var(--color-2-darker);
	display: flex;
	align-items: center;
	justify-content: center;
	font-family: var(--font-2);
	font-size: 1.8rem;
}

.flip-card__title {
	font-family: var(--font-2);
	font-size: var(--text-lg);
	margin: var(--vspace-0_5) 0 0.4rem;
}

.flip-card__tag {
	font-size: var(--text-xs);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	opacity: 0.75;
}

.flip-card__hint {
	font-size: var(--text-xs);
	text-transform: uppercase;
	letter-spacing: 0.08em;
	opacity: 0.6;
}

.flip-card__back-title {
	font-family: var(--font-1);
	font-weight: 700;
	margin-bottom: 0.6rem;
}

.flip-card__desc {
	font-size: var(--text-sm);
	line-height: 1.5;
	margin-bottom: 0.8rem;
}

.flip-card__stack {
	display: flex;
	flex-wrap: wrap;
	gap: 6px;
	margin-bottom: 1rem;
}

.flip-card__stack span {
	background: rgba(0,0,0,0.12);
	border-radius: 20px;
	padding: 2px 10px;
	font-size: 1.1rem;
	font-weight: 600;
}

.flip-card__link {
	margin-top: auto;
	font-weight: 700;
	text-decoration: underline;
	color: var(--color-2-darker);
}

/* ---------- skill bars fill animation ---------- */
.skill-bars li .progress {
	width: 0;
	transition: width 1.4s cubic-bezier(.3,.8,.3,1);
}

.skill-bars.is-visible li .progress {
	width: var(--target-width);
}

/* ---------- timeline ---------- */
.timeline {
	position: relative;
	margin-top: var(--vspace-1_5);
	padding-left: 30px;
	border-left: 2px solid var(--color-border);
}

.timeline__item {
	position: relative;
	padding-bottom: var(--vspace-1);
	cursor: pointer;
}

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

.timeline__item::before {
	content: "";
	position: absolute;
	left: -37px;
	top: 4px;
	width: 14px;
	height: 14px;
	border-radius: 50%;
	background: var(--color-body);
	border: 3px solid var(--color-1);
	transition: background .2s ease;
}

.timeline__item.is-open::before {
	background: var(--color-1);
}

.timeline__head {
	display: flex;
	flex-wrap: wrap;
	align-items: baseline;
	gap: 10px;
	justify-content: space-between;
}

.timeline__role {
	font-family: var(--font-1);
	font-weight: 700;
	font-size: var(--text-md);
	color: var(--color-text-dark);
}

.timeline__org {
	color: var(--color-1-dark);
	font-weight: 600;
}

.timeline__date {
	font-size: var(--text-xs);
	color: var(--color-text-light);
	text-transform: uppercase;
	letter-spacing: 0.06em;
}

.timeline__toggle {
	font-size: 1.8rem;
	color: var(--color-text-light);
	transition: transform .25s ease;
}

.timeline__item.is-open .timeline__toggle {
	transform: rotate(45deg);
}

.timeline__body {
	max-height: 0;
	overflow: hidden;
	transition: max-height .35s ease;
}

.timeline__item.is-open .timeline__body {
	max-height: 300px;
}

.timeline__body p {
	padding-top: 10px;
	color: var(--color-text-light);
	font-size: var(--text-sm);
}

/* ---------- topic chips ---------- */
.chip-cloud {
	display: flex;
	flex-wrap: wrap;
	gap: 10px;
	margin-top: var(--vspace-0_75);
}

.chip {
	display: inline-flex;
	align-items: center;
	padding: 8px 16px;
	border-radius: 30px;
	border: 1px solid var(--color-border);
	font-size: var(--text-sm);
	transition: all .2s ease;
	cursor: default;
}

.chip:hover {
	background: var(--color-1);
	border-color: var(--color-1);
	color: var(--color-2-darker);
	transform: translateY(-2px);
}

/* ---------- copy email button ---------- */
.copy-btn {
	position: relative;
	display: inline-flex;
	align-items: center;
	gap: 8px;
}

.copy-btn__tip {
	position: absolute;
	top: -34px;
	left: 50%;
	transform: translateX(-50%) translateY(4px);
	background: var(--color-2-darker);
	color: var(--color-3);
	font-size: 1.1rem;
	padding: 4px 10px;
	border-radius: 5px;
	opacity: 0;
	pointer-events: none;
	transition: all .2s ease;
	white-space: nowrap;
}

.copy-btn.is-copied .copy-btn__tip {
	opacity: 1;
	transform: translateX(-50%) translateY(0);
}

/* ---------- reveal on scroll ---------- */
.reveal {
	opacity: 0;
	transform: translateY(24px);
	transition: opacity .6s ease, transform .6s ease;
}
.reveal.is-visible {
	opacity: 1;
	transform: translateY(0);
}

/* ---------- doc download buttons ---------- */
.doc-btns {
	display: flex;
	flex-wrap: wrap;
	gap: 12px;
	margin-top: var(--vspace-0_75);
}

/* ---------- cinematic hero background ---------- */
.hero-bg {
	position: absolute;
	inset: 0;
	overflow: hidden;
	z-index: 0;
	pointer-events: none;
}

.hero-bg span {
	position: absolute;
	border-radius: 50%;
	filter: blur(60px);
	opacity: 0.35;
	animation: blob-float 16s ease-in-out infinite;
}

.hero-bg span:nth-child(1) {
	width: 420px; height: 420px; background: var(--color-1);
	top: -120px; left: -100px; animation-delay: 0s;
}
.hero-bg span:nth-child(2) {
	width: 320px; height: 320px; background: var(--color-2-light);
	bottom: -80px; right: 5%; animation-delay: -6s;
}
.hero-bg span:nth-child(3) {
	width: 260px; height: 260px; background: var(--color-1-light);
	top: 30%; right: 25%; animation-delay: -11s;
}

@keyframes blob-float {
	0%, 100% { transform: translate(0, 0) scale(1); }
	33% { transform: translate(30px, -40px) scale(1.08); }
	66% { transform: translate(-25px, 25px) scale(0.95); }
}

@media (prefers-reduced-motion: reduce) {
	.hero-bg span { animation: none; }
}

/* ---------- process steps ("How I Build") ---------- */
.process-rail {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: var(--vspace-0_75);
	margin-top: var(--vspace-1_5);
	counter-reset: process;
}
@media screen and (max-width: 900px) {
	.process-rail { grid-template-columns: repeat(2, 1fr); }
}
@media screen and (max-width: 500px) {
	.process-rail { grid-template-columns: 1fr; }
}

.process-step {
	position: relative;
	padding: var(--vspace-0_75);
	border: 1px solid var(--color-border);
	border-radius: var(--border-radius);
	counter-increment: process;
}

.process-step::before {
	content: counter(process, decimal-leading-zero);
	font-family: var(--font-2);
	font-size: var(--text-md);
	color: var(--color-1-dark);
	display: block;
	margin-bottom: 0.4rem;
}

.process-step h4 {
	font-size: var(--text-sm);
	margin-bottom: 0.3rem;
	text-transform: uppercase;
	letter-spacing: 0.05em;
}

.process-step p {
	font-size: var(--text-xs);
	color: var(--color-text-light);
	margin: 0;
}

/* ---------- command palette ---------- */
.command-palette {
	position: fixed;
	inset: 0;
	background: rgba(10, 14, 22, 0.7);
	backdrop-filter: blur(4px);
	display: flex;
	align-items: flex-start;
	justify-content: center;
	padding-top: 12vh;
	opacity: 0;
	pointer-events: none;
	transition: opacity .2s ease;
	z-index: 9999;
}

.command-palette.is-open {
	opacity: 1;
	pointer-events: auto;
}

.command-palette__box {
	background: var(--color-body);
	width: 92%;
	max-width: 520px;
	border-radius: 10px;
	box-shadow: 0 40px 80px -20px rgba(0,0,0,0.5);
	overflow: hidden;
}

.command-palette__input {
	width: 100%;
	border: none;
	padding: 18px 20px;
	font-size: 1.6rem;
	border-bottom: 1px solid var(--color-border);
	outline: none;
	font-family: var(--font-1);
}

.command-palette__list {
	list-style: none;
	margin: 0;
	padding: 8px;
	max-height: 320px;
	overflow-y: auto;
}

.command-palette__list a {
	display: block;
	padding: 12px 14px;
	border-radius: 6px;
	color: var(--color-text-dark);
	font-size: 1.4rem;
}

.command-palette__list a:hover,
.command-palette__list a:focus {
	background: var(--color-3);
	color: var(--color-2-darker);
}

.command-hint {
	display: inline-flex;
	align-items: center;
	gap: 6px;
	font-size: 1.1rem;
	color: var(--color-text-light);
	border: 1px solid var(--color-border);
	border-radius: 6px;
	padding: 4px 8px;
	cursor: pointer;
	background: none;
}

kbd {
	font-family: var(--font-mono);
	background: var(--color-gray-2);
	border-radius: 4px;
	padding: 1px 6px;
	font-size: 1.1rem;
}

/* ---------- developer mode panel ---------- */
.devmode-toggle {
	position: fixed;
	bottom: 20px;
	right: 20px;
	z-index: 999;
	background: var(--color-2-darker);
	color: var(--color-3);
	border: none;
	border-radius: 30px;
	padding: 10px 16px;
	font-family: var(--font-mono);
	font-size: 1.2rem;
	cursor: pointer;
	box-shadow: 0 10px 30px -10px rgba(0,0,0,0.5);
}

.devmode-toggle.is-active {
	background: var(--color-1);
	color: var(--color-2-darker);
}

.devmode-panel {
	position: fixed;
	bottom: 68px;
	right: 20px;
	z-index: 999;
	width: 280px;
	max-width: 80vw;
	background: var(--color-2-darker);
	color: #cfe8d1;
	font-family: var(--font-mono);
	font-size: 1.2rem;
	border-radius: 10px;
	padding: 16px 18px;
	line-height: 1.7;
	transform: translateY(12px);
	opacity: 0;
	pointer-events: none;
	transition: all .25s ease;
	box-shadow: 0 20px 50px -15px rgba(0,0,0,0.6);
}

.devmode-panel.is-open {
	transform: translateY(0);
	opacity: 1;
	pointer-events: auto;
}

.devmode-panel .accent { color: var(--color-1); }

/* ============================================================================
   ENHANCEMENTS — 3D hero, tilt cards, animated buttons, ecosystem/article/
   social cards. Appended so the original design system above is untouched.
   ============================================================================ */

/* ---------- 3D network hero (Three.js canvas layer) ---------- */
.hero-3d {
	position: absolute;
	inset: 0;
	z-index: 1;
	overflow: hidden;
	pointer-events: none;
	opacity: 0.85;
}

.hero-3d canvas {
	display: block;
	width: 100% !important;
	height: 100% !important;
}

.s-intro__content { z-index: 2; }

@media (prefers-reduced-motion: reduce) {
	.hero-3d { display: none; }
}

/* ---------- tilt cards (mouse-follow 3D perspective) ---------- */
.tilt {
	transform-style: preserve-3d;
	will-change: transform;
	transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
}

.tilt.is-tilting {
	transition: transform 0.08s linear, box-shadow 0.4s ease;
}

@media (prefers-reduced-motion: reduce) {
	.tilt { transition: none !important; transform: none !important; }
}

@media (hover: none) {
	.tilt { transform: none !important; }
}

/* ---------- animated buttons ---------- */
.btn {
	position: relative;
	overflow: hidden;
	isolation: isolate;
}

.btn::after {
	content: "";
	position: absolute;
	top: 0;
	left: -60%;
	width: 40%;
	height: 100%;
	background: linear-gradient(115deg, transparent, rgba(255, 255, 255, 0.32), transparent);
	transform: skewX(-18deg);
	transition: left 0.65s cubic-bezier(0.22, 1, 0.36, 1);
	pointer-events: none;
	z-index: 1;
}

.btn:hover::after,
.btn:focus::after {
	left: 130%;
}

.btn:hover,
.btn:focus {
	transform: translateY(-2px);
	box-shadow: 0 10px 24px -12px rgba(0, 0, 0, 0.35);
}

.btn:active {
	transform: translateY(0);
	box-shadow: none;
}

@media (prefers-reduced-motion: reduce) {
	.btn::after { display: none; }
	.btn:hover, .btn:focus { transform: none; }
}

/* ---------- ecosystem grid (MyroPay Ecosystem) ---------- */
.ecosystem-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 2.2rem;
	margin-top: var(--vspace-0_75);
}

@media (max-width: 900px) {
	.ecosystem-grid { grid-template-columns: 1fr; }
}

.eco-card {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 0.9rem;
	padding: 2.6rem 2.4rem;
	background: var(--color-3-light);
	border: 1px solid rgba(52, 61, 53, 0.1);
	border-top: 3px solid var(--color-1);
	border-radius: var(--border-radius);
	perspective: 900px;
}

.eco-card:hover {
	box-shadow: 0 24px 48px -28px rgba(20, 20, 20, 0.35);
}

.eco-card__mark {
	width: 4.6rem;
	height: 4.6rem;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	background: var(--color-2-dark);
	color: var(--color-1);
	font-family: var(--font-1);
	font-size: 1.9rem;
	font-weight: 500;
}

.eco-card__name {
	font-family: var(--font-1);
	font-size: 1.6rem;
	margin: 0;
}

.eco-card__tag {
	font-size: 1.2rem;
	color: var(--color-1-dark);
	font-weight: 500;
}

.eco-card__desc {
	font-size: 1.35rem;
	line-height: 1.6;
	color: var(--color-gray-9);
	flex-grow: 1;
}

.eco-card__link {
	font-family: var(--font-1);
	font-size: 1.3rem;
	font-weight: 500;
	color: var(--color-2-dark);
	text-decoration: none;
	border-bottom: 1px solid var(--color-1);
	align-self: flex-start;
	padding-bottom: 2px;
	transition: color 0.25s ease, border-color 0.25s ease;
}

.eco-card__link:hover {
	color: var(--color-1-dark);
	border-color: var(--color-1-dark);
}

.eco-card--primary {
	background: var(--color-2-dark);
	color: var(--color-3);
	border-top-color: var(--color-1);
}

.eco-card--primary .eco-card__desc { color: rgba(254, 245, 228, 0.75); }
.eco-card--primary .eco-card__name { color: var(--color-3); }
.eco-card--primary .eco-card__link { color: var(--color-3); border-color: var(--color-1); }
.eco-card--primary .eco-card__mark { background: var(--color-1); color: var(--color-2-darker); }

/* ---------- research articles ---------- */
.articles-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: 1.8rem;
	margin-top: var(--vspace-0_5);
}

@media (max-width: 900px) {
	.articles-grid { grid-template-columns: 1fr; }
}

.article-card {
	position: relative;
	display: flex;
	flex-direction: column;
	gap: 0.7rem;
	padding: 2.2rem 2.2rem;
	background: var(--color-3-light);
	border: 1px solid rgba(52, 61, 53, 0.1);
	border-radius: var(--border-radius);
	perspective: 900px;
}

.article-card:hover {
	box-shadow: 0 20px 40px -26px rgba(20, 20, 20, 0.3);
}

.article-card__date {
	font-size: 1.15rem;
	color: var(--color-1-dark);
	font-weight: 500;
}

.article-card__title {
	font-family: var(--font-1);
	font-size: 1.5rem;
	margin: 0;
	line-height: 1.35;
}

.article-card__summary {
	font-size: 1.3rem;
	line-height: 1.6;
	color: var(--color-gray-9);
	flex-grow: 1;
}

.article-card .btn {
	align-self: flex-start;
	margin-top: 0.4rem;
	padding: 0 2.4rem;
	--btn-height: calc(var(--vspace-btn) - 1.4rem);
}

/* ---------- social / writing links ---------- */
.social-posts-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 1.6rem;
	margin-top: var(--vspace-0_5);
}

@media (max-width: 900px) {
	.social-posts-grid { grid-template-columns: 1fr; }
}

.social-card {
	display: flex;
	align-items: flex-start;
	gap: 1.2rem;
	padding: 1.8rem;
	background: var(--color-3-light);
	border: 1px solid rgba(52, 61, 53, 0.1);
	border-radius: var(--border-radius);
	text-decoration: none;
	color: inherit;
	transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.social-card:hover {
	box-shadow: 0 18px 36px -24px rgba(20, 20, 20, 0.3);
	transform: translateY(-3px);
}

.social-card__icon {
	flex-shrink: 0;
	width: 3.6rem;
	height: 3.6rem;
	display: flex;
	align-items: center;
	justify-content: center;
	border-radius: 50%;
	background: var(--color-2-dark);
	color: var(--color-1);
	font-family: var(--font-1);
	font-weight: 500;
	font-size: 1.4rem;
}

.social-card__platform {
	font-size: 1.1rem;
	text-transform: uppercase;
	letter-spacing: 0.04em;
	color: var(--color-1-dark);
	font-weight: 600;
	display: block;
	margin-bottom: 0.2rem;
}

.social-card__title {
	font-size: 1.35rem;
	line-height: 1.45;
	display: block;
	color: var(--color-2-dark);
}

/* ---------- empty state (used by research articles + social posts) ---------- */
.content-empty-state {
	display: flex;
	flex-direction: column;
	gap: 0.6rem;
	padding: 2.4rem 2.2rem;
	border: 1px dashed rgba(52, 61, 53, 0.25);
	border-radius: var(--border-radius);
	color: var(--color-gray-9);
	font-size: 1.35rem;
	line-height: 1.6;
	margin-top: var(--vspace-0_5);
}

.content-empty-state strong {
	font-family: var(--font-1);
	color: var(--color-2-dark);
	font-size: 1.45rem;
}