/*
Theme Name: Christian Correa
Theme URI: https://www.christiancorrea.cl/
Author: Christian Correa
Description: Landing minimalista (Dirección A — Editorial Tipográfico). CSS propio, sin frameworks.
Version: 2.7.0
*/

/* =========================================================
   Christian Correa — Theme 01 Redesign (Dirección A)
   CSS propio, mobile-first, sin frameworks.
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
	/* Palette — modo claro */
	--bg: #fafafa;
	--bg-elev: #f2f2f2;
	--fg: #0a0a0a;
	--fg-muted: #6b6b6b;
	--fg-faint: #c3c3c3;
	--border: rgba(10, 10, 10, 0.12);
	--accent: #0a0a0a;

	/* Tipografía */
	--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

	/* Escala tipográfica fluida */
	--step--1: clamp(0.85rem, 0.80rem + 0.25vw, 0.95rem);
	--step-0:  clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
	--step-1:  clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
	--step-2:  clamp(1.5rem, 1.3rem + 1vw, 2rem);
	--step-3:  clamp(2rem, 1.6rem + 2vw, 3rem);
	--step-4:  clamp(2.5rem, 1.8rem + 3.5vw, 4.5rem);
	--step-5:  clamp(3rem, 2rem + 5vw, 6rem);

	/* Espaciado */
	--space-1: 0.5rem;
	--space-2: 1rem;
	--space-3: 1.5rem;
	--space-4: 2rem;
	--space-5: 3rem;
	--space-6: 5rem;
	--space-7: 8rem;

	/* Layout */
	--max-w: 1200px;
	--gutter: clamp(1.25rem, 4vw, 3rem);

	/* Motion */
	--ease: cubic-bezier(0.4, 0, 0.2, 1);
	--ease-out: cubic-bezier(0.19, 1, 0.22, 1);
	--dur: 280ms;
}

[data-theme="dark"] {
	/* "Soft dark neutral" — inspirado en studionamma: casi negro sin tinte azul,
	   apenas un toque cálido neutral. */
	--bg: #111113;
	--bg-elev: #18181a;
	--fg: #ebebec;
	--fg-muted: #8c8c8e;
	--fg-faint: #3a3a3c;
	--border: rgba(235, 235, 236, 0.10);
	--accent: #ebebec;
}

/* ---------- Reset mínimo ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
img, svg { display: block; max-width: 100%; height: auto; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ---------- Base ---------- */
body {
	font-family: var(--font-sans);
	font-size: var(--step-0);
	line-height: 1.55;
	color: var(--fg);
	background: var(--bg);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
	transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

::selection { background: var(--fg); color: var(--bg); }

:focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 3px;
	border-radius: 2px;
}

/* ---------- Cursor custom (dot + ring con trailing) ---------- */
.has-custom-cursor,
.has-custom-cursor a,
.has-custom-cursor button,
.has-custom-cursor input,
.has-custom-cursor textarea,
.has-custom-cursor [role="button"] {
	cursor: none;
}
.cursor-dot,
.cursor-ring {
	position: fixed;
	top: 0;
	left: 0;
	pointer-events: none;
	z-index: 9999;
	border-radius: 50%;
	transform: translate3d(-100px, -100px, 0);
	opacity: 0;
	mix-blend-mode: difference;
	will-change: transform, width, height, opacity;
}
.has-custom-cursor .cursor-dot,
.has-custom-cursor .cursor-ring { opacity: 1; }

.cursor-dot {
	width: 6px;
	height: 6px;
	margin: -3px 0 0 -3px;
	background: #fafafa;
	transition: opacity 0.2s ease, scale 0.2s ease;
}
.cursor-ring {
	width: 32px;
	height: 32px;
	margin: -16px 0 0 -16px;
	border: 1px solid #fafafa;
	transition: width 0.3s var(--ease), height 0.3s var(--ease),
				margin 0.3s var(--ease), opacity 0.2s ease;
}

/* Hover sobre interactivos: el anillo se agranda, el dot desaparece. */
body.cursor-hover .cursor-ring {
	width: 56px;
	height: 56px;
	margin: -28px 0 0 -28px;
}
body.cursor-hover .cursor-dot { scale: 0; }

/* Salir del viewport. */
body.cursor-out .cursor-dot,
body.cursor-out .cursor-ring { opacity: 0; }

/* ---------- Splash (intro de carga) ---------- */
.splash {
	position: fixed;
	inset: 0;
	z-index: 1000;
	background: var(--bg);
	color: var(--fg);
	display: flex;
	flex-direction: column;
	justify-content: space-between;
	padding: var(--space-4) var(--gutter);
	transition: transform 800ms cubic-bezier(0.76, 0, 0.24, 1);
	will-change: transform;
}
html:not(.splash-active) .splash { display: none; }
html.splash-active,
html.splash-active body { overflow: hidden; }

.splash__head {
	display: flex;
	justify-content: space-between;
	align-items: baseline;
	font-size: var(--step--1);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	color: var(--fg-muted);
}

.splash__counter {
	align-self: flex-end;
	display: flex;
	align-items: baseline;
	font-weight: 500;
	font-size: clamp(5rem, 14vw, 11rem);
	letter-spacing: -0.04em;
	line-height: 0.85;
	font-variant-numeric: tabular-nums;
}
.splash__total {
	font-size: 0.4em;
	margin-left: 0.15em;
	color: var(--fg-muted);
	letter-spacing: 0;
}

.splash[data-state="leaving"] { transform: translateY(-101%); }

/* Pausar animaciones de la página mientras la splash está activa. */
html.splash-active .marquee__track { animation-play-state: paused; }

/* ---------- Hero — entrada coreografiada (post-splash) ---------- */
.hero__eyebrow {
	display: inline-block;
	overflow: hidden;
	vertical-align: bottom;
}
.hero__eyebrow-inner {
	display: inline-block;
	transform: translateY(120%);
	transition: transform 900ms cubic-bezier(0.76, 0, 0.24, 1);
	will-change: transform;
}
html.is-loaded .hero__eyebrow-inner { transform: translateY(0); }

.hero__logo {
	opacity: 0;
	transform: translateY(28px) scale(0.98);
	transition:
		opacity 1100ms cubic-bezier(0.2, 0.8, 0.2, 1),
		transform 1100ms cubic-bezier(0.2, 0.8, 0.2, 1);
	will-change: opacity, transform;
}
html.is-loaded .hero__logo {
	opacity: 1;
	transform: none;
	transition-delay: 250ms;
}

.hero__tagline {
	-webkit-clip-path: inset(0 100% 0 0);
	        clip-path: inset(0 100% 0 0);
	transition:
		-webkit-clip-path 1300ms cubic-bezier(0.76, 0, 0.24, 1),
		        clip-path 1300ms cubic-bezier(0.76, 0, 0.24, 1);
	will-change: clip-path;
}
html.is-loaded .hero__tagline {
	-webkit-clip-path: inset(0 0 0 0);
	        clip-path: inset(0 0 0 0);
	transition-delay: 700ms;
}

/* ---------- Header ---------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 10;
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: var(--space-3) var(--gutter);
	background: color-mix(in srgb, var(--bg) 85%, transparent);
	backdrop-filter: saturate(140%) blur(10px);
	-webkit-backdrop-filter: saturate(140%) blur(10px);
}

.site-header__mono {
	font-weight: 700;
	font-size: var(--step-0);
	letter-spacing: -0.02em;
	transition: opacity var(--dur) var(--ease);
}
.site-header__mono:hover { opacity: 0.6; }

/* ---------- Theme toggle ---------- */
.theme-toggle {
	width: 40px;
	height: 40px;
	display: grid;
	place-items: center;
	border-radius: 50%;
	transition: background-color var(--dur) var(--ease);
}
.theme-toggle:hover { background: var(--bg-elev); }
.theme-toggle__icon { width: 20px; height: 20px; }
.theme-toggle__icon--sun  { display: none; }
.theme-toggle__icon--moon { display: block; }
[data-theme="dark"] .theme-toggle__icon--sun  { display: block; }
[data-theme="dark"] .theme-toggle__icon--moon { display: none; }

/* ---------- Hero ---------- */
.hero {
	max-width: var(--max-w);
	margin: 0 auto;
	padding: var(--space-7) var(--gutter) var(--space-6);
	text-align: center;
}
.hero__eyebrow {
	font-size: var(--step--1);
	color: var(--fg-muted);
	letter-spacing: 0.08em;
	text-transform: uppercase;
	margin-bottom: var(--space-4);
}
.hero__logo {
	max-width: min(640px, 90%);
	margin: 0 auto var(--space-5);
	color: var(--fg);
	transition: color var(--dur) var(--ease);
}
.hero__logo-svg { width: 100%; height: auto; }
.hero__tagline {
	font-size: var(--step-3);
	font-weight: 500;
	line-height: 1.1;
	letter-spacing: -0.02em;
	max-width: 18ch;
	margin: 0 auto;
}
.hero__tagline em {
	font-style: italic;
	font-weight: 300;
	color: var(--fg-muted);
}

/* ---------- Section label ---------- */
.section-label {
	font-size: var(--step--1);
	font-weight: 500;
	color: var(--fg-muted);
	letter-spacing: 0.12em;
	text-transform: uppercase;
	margin-bottom: var(--space-4);
}
.section-label--centered {
	text-align: center;
	margin-bottom: var(--space-5);
}

/* ---------- About — párrafo grande con word reveal + small alineado derecha ---------- */
.about {
	padding: var(--space-7) 0;  /* sin padding horizontal — el inner lo maneja */
}

/* Tokens scoped: color "ghost" (apagado) y acento Indigo (palabras clave). */
.about__inner {
	max-width: var(--max-w);
	margin: 0 auto;
	padding: 0 var(--gutter);   /* gutter interno: alinea con .brands .section-label */
	--ghost: #d4d4d4;           /* texto apagado en light mode */
	--accent-indigo: #2962FF;
}
[data-theme="dark"] .about__inner {
	--ghost: #3a3a3c;          /* texto apagado en dark mode */
	--accent-indigo: #5B85FF;  /* Indigo aclarado para AA sobre fondo oscuro */
}
.about .section-label { margin-bottom: var(--space-5); }

/* Párrafo principal — animación word-by-word */
.about__body {
	font-size: clamp(2rem, 3.5vw, 3.5rem);
	font-weight: 400;
	line-height: 1.25;
	letter-spacing: -0.02em;
	max-width: 18ch;            /* limita ancho para evitar líneas full container */
	color: var(--ghost);
}
.about__body .word {
	color: var(--ghost);
	transition: color 350ms var(--ease);
}
.about__body .word.is-lit { color: var(--fg); }
.about__body .word.is-lit.key { color: var(--accent-indigo); }

/* Párrafo secundario — bloque a la derecha, texto adentro lee normal */
.about__small {
	margin-top: var(--space-4);
	margin-left: auto;          /* empuja el bloque al lado derecho */
	max-width: 42ch;            /* ~530px como en td-alexfolio */
	text-align: left;           /* texto adentro alineado natural */
	font-size: var(--step-0);
	line-height: 1.55;
	color: var(--fg-muted);
}
/* ---------- Brands (marquesina infinita) ---------- */
.brands {
	padding: var(--space-6) 0;
}
.brands .section-label {
	max-width: var(--max-w);
	margin-left: auto;
	margin-right: auto;
	padding: 0 var(--gutter);
}

.marquee {
	--marquee-gap: clamp(2rem, 5vw, 4rem);
	--marquee-duration: 40s;
	overflow: hidden;
	-webkit-mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
	        mask-image: linear-gradient(to right, transparent 0, #000 8%, #000 92%, transparent 100%);
}
.marquee__track {
	display: flex;
	width: max-content;
	animation: marquee-scroll var(--marquee-duration) linear infinite;
}
.marquee:hover .marquee__track,
.marquee:focus-within .marquee__track { animation-play-state: paused; }

.marquee__group {
	flex-shrink: 0;
	display: flex;
	align-items: center;
	gap: var(--marquee-gap);
	padding-right: var(--marquee-gap);
}
.marquee__item {
	flex-shrink: 0;
	display: grid;
	place-items: center;
	min-width: 160px;
	height: 64px;
	color: var(--fg-muted);
	font-weight: 500;
	font-size: var(--step-0);
	letter-spacing: -0.01em;
	transition: color var(--dur) var(--ease);
}
.marquee__item:hover { color: var(--fg); }

/* Altura por logo vía --logo-h (definido inline en el <li>). Default 30px. */
.marquee__item img {
	max-height: var(--logo-h, 30px);
	width: auto;
	transition: opacity var(--dur) var(--ease), filter var(--dur) var(--ease);
}

/* Light mode: variante color, grayscale por defecto, color real al hover. */
.marquee__item-img--light {
	filter: grayscale(1) contrast(0.85);
	opacity: 0.65;
}
.marquee__item:hover .marquee__item-img--light { filter: none; opacity: 1; }

/* Toggle entre variantes según el tema. */
.marquee__item-img--dark { display: none; }
[data-theme="dark"] .marquee__item-img--light { display: none; }
[data-theme="dark"] .marquee__item-img--dark  { display: block; }

/* Dark mode: variante blanca; solo modulamos opacidad. */
[data-theme="dark"] .marquee__item-img--dark { opacity: 0.6; }
[data-theme="dark"] .marquee__item:hover .marquee__item-img--dark { opacity: 1; }

@keyframes marquee-scroll {
	from { transform: translateX(0); }
	to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
	.marquee__track { animation: none; }
}

/* ---------- Contact ---------- */
.contact {
	padding: var(--space-6) var(--gutter) var(--space-7);
}
.contact__inner {
	max-width: 720px;
	margin: 0 auto;
}
.contact__title {
	font-size: var(--step-4);
	font-weight: 500;
	letter-spacing: -0.03em;
	line-height: 1;
	margin-bottom: var(--space-3);
}
.contact__lead {
	font-size: var(--step-1);
	color: var(--fg-muted);
	margin-bottom: var(--space-5);
}

/* ---------- Form ---------- */
.contact__form {
	display: grid;
	grid-template-columns: 1fr;
	gap: var(--space-3);
}
@media (min-width: 600px) {
	.contact__form { grid-template-columns: 1fr 1fr; }
	.field--full, .field--actions, .form-status { grid-column: 1 / -1; }
}

.field { display: flex; flex-direction: column; gap: var(--space-1); }
.field label {
	font-size: var(--step--1);
	color: var(--fg-muted);
	letter-spacing: 0.04em;
	text-transform: uppercase;
}
.field input,
.field textarea {
	font: inherit;
	color: var(--fg);
	background: transparent;
	border: 0;
	border-bottom: 1px solid var(--border);
	padding: var(--space-2) 0;
	transition: border-color var(--dur) var(--ease);
	resize: vertical;
}
.field input:focus,
.field textarea:focus {
	outline: 0;
	border-bottom-color: var(--fg);
}
.field--hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.btn {
	--btn-arrow-size: 1em;
	--btn-ease-out: cubic-bezier(0.2, 0.8, 0.2, 1);
	justify-self: start;
	display: inline-flex;
	align-items: center;
	padding: var(--space-2) var(--space-4);
	font-weight: 500;
	background: var(--fg);
	color: var(--bg);
	border-radius: 999px;
	position: relative;
	overflow: hidden;                  /* contiene el slide-in del ícono */
	transition: opacity var(--dur) var(--ease);
}
.btn:hover { opacity: 0.92; }
.btn:active { transform: scale(0.98); }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; }

.btn__label {
	transition: transform var(--dur) var(--btn-ease-out);
}
.btn__icon {
	display: inline-block;
	width: 0;
	height: var(--btn-arrow-size);
	margin-left: 0;
	opacity: 0;
	transform: translateX(8px);
	flex: 0 0 auto;
	transition: width var(--dur) var(--btn-ease-out),
				margin-left var(--dur) var(--btn-ease-out),
				opacity var(--dur) var(--btn-ease-out),
				transform var(--dur) var(--btn-ease-out);
}
.btn:hover .btn__label { transform: translateX(-4px); }
.btn:hover .btn__icon {
	width: var(--btn-arrow-size);
	margin-left: 0.5rem;
	opacity: 1;
	transform: translateX(0);
}

/* Estado del envío del formulario */
.form-status {
	font-size: var(--step--1);
	padding: var(--space-2) 0;
	min-height: 1.5em;
}
.form-status[data-state="success"] { color: var(--fg); }
.form-status[data-state="error"]   { color: #d33; }
[data-theme="dark"] .form-status[data-state="error"] { color: #ff8a8a; }

/* ---------- Footer — borde redondeado + 3 bloques ---------- */
.site-footer {
	position: relative;
	background: var(--bg-elev);
	border-radius: 2.5rem 2.5rem 0 0;   /* curva hacia arriba */
	margin-top: var(--space-6);
	padding: var(--space-5) 0 2.5rem;
	overflow: hidden;
}
.site-footer__inner {
	max-width: var(--max-w);
	margin: 0 auto;
	padding: 0 var(--gutter);
}
.footer-grid {
	display: flex;
	flex-wrap: wrap;
	gap: var(--space-4) var(--space-5);
	justify-content: space-between;
	align-items: flex-start;
}
.footer-block h5 {
	font-size: 0.7rem;
	font-weight: 500;
	color: var(--fg-muted);
	letter-spacing: 0.1em;
	text-transform: uppercase;
	margin-bottom: 0.6rem;
}
.footer-block__value {
	font-size: 0.8rem;
	color: var(--fg);
}
.footer-clock {
	font-variant-numeric: tabular-nums;  /* dígitos de ancho fijo (no "salta") */
}

/* Links con subrayado animado */
.link-list { display: flex; flex-direction: column; gap: 0.5rem; }
.link-anim {
	position: relative;
	display: inline-block;
	width: fit-content;
	font-size: 0.8rem;
	padding-bottom: 2px;
}
.link-anim::after {
	content: '';
	position: absolute;
	left: 0; bottom: 0;
	width: 100%; height: 1px;
	background: currentColor;
	transform: scaleX(0);
	transform-origin: right;
	transition: transform 0.4s var(--ease-out);
}
.link-anim:hover::after {
	transform: scaleX(1);
	transform-origin: left;
}

/* ---------- Reveal on scroll ---------- */
.reveal {
	opacity: 0;
	transform: translateY(16px);
	transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Fallback index.php ---------- */
.fallback {
	max-width: 720px;
	margin: 0 auto;
	padding: var(--space-7) var(--gutter);
}
.fallback article + article { margin-top: var(--space-5); border-top: 1px solid var(--border); padding-top: var(--space-5); }
.fallback h1 { font-size: var(--step-3); letter-spacing: -0.02em; margin-bottom: var(--space-2); }

@media (prefers-reduced-motion: reduce) {
	* { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
	.reveal { opacity: 1; transform: none; }
	.splash { display: none !important; }
	.hero__eyebrow-inner { transform: none !important; }
	.hero__logo { opacity: 1 !important; transform: none !important; }
	.hero__tagline { -webkit-clip-path: none !important; clip-path: none !important; }
}