/* =============================================================
   NEXORA STUDIO — main.css
   Organización:
   1. Variables  2. Reset/base  3. Typography  4. Layout
   5. Components 6. Header      7. Hero        8. Sections
   9. Services  10. Portfolio  11. Forms      12. Footer
   13. WhatsApp CTA 14. Utilities 15. Responsive 16. Reduced motion
   ============================================================= */

/* ---------- 1. VARIABLES ---------- */
:root {
	--nexora-bg: #0B0C0A;
	--nexora-bg-secondary: #11110F;
	--nexora-surface: #191815;
	--nexora-surface-light: #211F1A;

	--nexora-gold: #BB9559;
	--nexora-gold-light: #DBB677;
	--nexora-gold-dark: #6F4D20;

	--nexora-border: #332A1C;

	--nexora-text: #F0ECE3;
	--nexora-text-muted: #A6A096;

	--nexora-success: #7FA37A;
	--nexora-error: #C66A62;

	--nexora-font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
	--nexora-font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

	--nexora-radius: 6px;
	--nexora-radius-lg: 10px;
	--nexora-transition: 200ms ease;
	--nexora-container-width: 1280px;
}

/* ---------- 2. RESET / BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	background-color: var(--nexora-bg);
	color: var(--nexora-text);
	font-family: var(--nexora-font-body);
	font-size: 16px;
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--nexora-gold-light); text-decoration: none; transition: color var(--nexora-transition); }
ul, ol { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: 1rem; }

.screen-reader-text {
	position: absolute;
	width: 1px; height: 1px;
	overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px);
	white-space: nowrap;
}
.skip-link {
	position: fixed;
	top: -100px;
	left: 1rem;
	z-index: 10000;
	background: var(--nexora-gold);
	color: var(--nexora-bg);
	padding: 0.75rem 1.25rem;
	border-radius: var(--nexora-radius);
	transition: top var(--nexora-transition);
}
.skip-link:focus { top: 1rem; }

:focus-visible {
	outline: 2px solid var(--nexora-gold-light);
	outline-offset: 2px;
}

/* ---------- 3. TYPOGRAPHY ---------- */
h1, h2, h3, h4 {
	font-family: var(--nexora-font-display);
	font-weight: 600;
	line-height: 1.25;
	margin: 0 0 1rem;
	color: var(--nexora-text);
}
h1 { font-size: clamp(2rem, 4vw + 1rem, 3.25rem); }
h2 { font-size: clamp(1.6rem, 2.5vw + 1rem, 2.4rem); }
h3 { font-size: clamp(1.15rem, 1vw + 1rem, 1.4rem); }
p { margin: 0 0 1rem; color: var(--nexora-text-muted); }

/* ---------- 4. LAYOUT ---------- */
.container {
	width: 100%;
	max-width: var(--nexora-container-width);
	margin-inline: auto;
	padding-inline: clamp(1rem, 4vw, 2.5rem);
}
.grid { display: grid; gap: 1.5rem; }

section { padding-block: clamp(3rem, 6vw, 6rem); }

.section-header { max-width: 640px; margin-bottom: clamp(2rem, 4vw, 3rem); }
.section-header__title { margin-bottom: 0.5rem; }
.section-header__text { color: var(--nexora-text-muted); margin: 0; }

/* ---------- 5. COMPONENTS ---------- */
.button {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.5rem;
	padding: 0.85rem 1.6rem;
	border-radius: var(--nexora-radius);
	font-weight: 600;
	font-size: 0.95rem;
	border: 1px solid transparent;
	transition: background-color var(--nexora-transition), border-color var(--nexora-transition), color var(--nexora-transition), transform var(--nexora-transition);
	min-height: 44px;
}
.button--primary {
	background-color: var(--nexora-gold);
	color: var(--nexora-bg);
	border-color: var(--nexora-gold);
}
@media (hover: hover) {
	.button--primary:hover { background-color: var(--nexora-gold-light); border-color: var(--nexora-gold-light); }
	.button--secondary:hover { border-color: var(--nexora-gold-light); color: var(--nexora-gold-light); }
}
.button--secondary {
	background-color: transparent;
	color: var(--nexora-text);
	border-color: var(--nexora-border);
}

.card, .service-card, .case-card, .testimonial-card {
	background-color: var(--nexora-surface);
	border: 1px solid var(--nexora-border);
	border-radius: var(--nexora-radius-lg);
}

/* ---------- 6. HEADER ---------- */
.site-header {
	position: sticky;
	top: 0;
	z-index: 1000;
	background-color: rgba(11, 12, 10, 0.92);
	backdrop-filter: blur(8px);
	border-bottom: 1px solid var(--nexora-border);
}
.site-header__inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 1rem;
	padding-block: 0.85rem;
}
.site-header__brand { display: inline-flex; align-items: center; }
.site-header__brand-text {
	font-family: var(--nexora-font-display);
	font-weight: 700;
	font-size: 1.25rem;
	color: var(--nexora-text);
	letter-spacing: 0.02em;
}
.site-nav__list {
	display: flex;
	gap: 1.75rem;
}
.site-nav__list a {
	color: var(--nexora-text-muted);
	font-size: 0.95rem;
	font-weight: 500;
}
@media (hover: hover) {
	.site-nav__list a:hover { color: var(--nexora-gold-light); }
}
.site-header__actions { display: flex; align-items: center; gap: 0.75rem; }
.site-header__cta { white-space: nowrap; }

.menu-toggle {
	display: none;
	flex-direction: column;
	justify-content: center;
	gap: 5px;
	width: 44px;
	height: 44px;
	background: transparent;
	border: 1px solid var(--nexora-border);
	border-radius: var(--nexora-radius);
	padding: 0;
}
.menu-toggle__bar {
	display: block;
	width: 20px;
	height: 2px;
	margin-inline: auto;
	background-color: var(--nexora-text);
	transition: transform var(--nexora-transition), opacity var(--nexora-transition);
}
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 7. HERO ---------- */
.hero { padding-block: clamp(3.5rem, 8vw, 7rem); }
.hero__inner {
	display: grid;
	grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
	align-items: center;
	gap: clamp(2rem, 4vw, 4rem);
}
.hero__title { max-width: 20ch; }
.hero__text { max-width: 48ch; font-size: 1.05rem; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.5rem; }
.hero__graphic { display: flex; justify-content: center; }
.hero__nodes { width: 100%; max-width: 360px; }

/* ---------- 8. SECTIONS (genéricas: credibility, process) ---------- */
.credibility { background-color: var(--nexora-bg-secondary); }
.credibility__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.credibility__item { border-top: 2px solid var(--nexora-gold); padding-top: 1.25rem; }
.credibility__title { margin-bottom: 0.5rem; }
.credibility__text { margin: 0; }

.process__list {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 2rem;
}
.process-step { border-left: 2px solid var(--nexora-border); padding-left: 1.25rem; }
.process-step__number {
	display: block;
	font-family: var(--nexora-font-display);
	font-size: 1.5rem;
	font-weight: 700;
	color: var(--nexora-gold);
	margin-bottom: 0.5rem;
}
.process-step__title { margin-bottom: 0.4rem; }
.process-step__text { margin: 0; font-size: 0.95rem; }

/* ---------- 9. SERVICES ---------- */
.services__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
	gap: 1.5rem;
}
.service-card {
	padding: 1.75rem;
	display: flex;
	flex-direction: column;
	gap: 0.5rem;
	transition: border-color var(--nexora-transition), transform var(--nexora-transition);
}
@media (hover: hover) {
	.service-card:hover { border-color: var(--nexora-gold-dark); transform: translateY(-2px); }
}
.service-card--featured { border-color: var(--nexora-gold); }
.service-card__icon {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 40px; height: 40px;
	border-radius: var(--nexora-radius);
	background-color: var(--nexora-surface-light);
	color: var(--nexora-gold-light);
	font-size: 0.8rem;
	text-transform: uppercase;
	margin-bottom: 0.25rem;
}
.service-card__title { margin-bottom: 0.25rem; }
.service-card__description { font-size: 0.95rem; flex-grow: 1; }
.service-card__price {
	font-family: var(--nexora-font-display);
	color: var(--nexora-gold-light);
	font-weight: 600;
	margin-bottom: 0.5rem;
}
.service-card__cta { align-self: flex-start; }

/* ---------- 10. PORTFOLIO ---------- */
.portfolio { background-color: var(--nexora-bg-secondary); }
.portfolio__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
	gap: 1.5rem;
}
.case-card { overflow: hidden; display: flex; flex-direction: column; }
.case-card__media { aspect-ratio: 16 / 9; overflow: hidden; background-color: var(--nexora-surface-light); }
.case-card__image { width: 100%; height: 100%; object-fit: cover; }
.case-card__body { padding: 1.5rem; display: flex; flex-direction: column; gap: 0.5rem; flex-grow: 1; }
.case-card__title { margin-bottom: 0; }
.case-card__services { font-size: 0.85rem; color: var(--nexora-gold-light); margin: 0; }
.case-card__description { font-size: 0.9rem; flex-grow: 1; }
.case-card__link { font-weight: 600; }

/* Testimonials */
.testimonials__grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
	gap: 1.5rem;
}
.testimonial-card { padding: 1.75rem; margin: 0; }
.testimonial-card__text { font-style: italic; margin-bottom: 1rem; }
.testimonial-card__author { display: flex; flex-direction: column; }
.testimonial-card__name { font-weight: 600; color: var(--nexora-text); }
.testimonial-card__role { font-size: 0.85rem; color: var(--nexora-text-muted); }

/* ---------- 11. FORMS ---------- */
.contact__inner {
	display: grid;
	grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
	gap: clamp(2rem, 4vw, 4rem);
	align-items: start;
}
.contact-form {
	background-color: var(--nexora-surface);
	border: 1px solid var(--nexora-border);
	border-radius: var(--nexora-radius-lg);
	padding: clamp(1.5rem, 3vw, 2.5rem);
	display: flex;
	flex-direction: column;
	gap: 1rem;
}
.contact-form__honeypot { position: absolute; left: -9999px; top: -9999px; }
.contact-form__field { display: flex; flex-direction: column; gap: 0.4rem; }
.contact-form__field label { font-size: 0.9rem; color: var(--nexora-text-muted); }
.contact-form__field input,
.contact-form__field textarea,
.contact-form__field select {
	background-color: var(--nexora-bg-secondary);
	border: 1px solid var(--nexora-border);
	border-radius: var(--nexora-radius);
	color: var(--nexora-text);
	padding: 0.75rem 0.9rem;
	min-height: 44px;
}
.contact-form__field textarea { min-height: 110px; resize: vertical; }
.contact-form__field input:focus,
.contact-form__field textarea:focus,
.contact-form__field select:focus {
	border-color: var(--nexora-gold);
}
.contact-form__status { min-height: 1.2rem; font-size: 0.9rem; }
.contact-form__status[data-state="success"] { color: var(--nexora-success); }
.contact-form__status[data-state="error"] { color: var(--nexora-error); }
.contact-form__submit { align-self: flex-start; }

/* ---------- 12. FOOTER ---------- */
.site-footer {
	background-color: var(--nexora-bg-secondary);
	border-top: 1px solid var(--nexora-border);
	padding-block: clamp(2.5rem, 5vw, 4rem);
}
.site-footer__inner { display: grid; gap: 2rem; }
.site-footer__brand-text { font-family: var(--nexora-font-display); font-weight: 700; font-size: 1.1rem; }
.site-footer__network-text { font-size: 0.9rem; margin-top: 0.5rem; }
.site-footer__nav { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.site-footer__social { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.site-footer__legal { border-top: 1px solid var(--nexora-border); padding-top: 1.5rem; }
.site-footer__disclaimer { font-size: 0.8rem; color: var(--nexora-text-muted); max-width: 70ch; }
.site-footer__copyright { font-size: 0.8rem; margin: 0; }

/* ---------- 13. WHATSAPP CTA (flotante) ---------- */
.whatsapp-float {
	position: fixed;
	right: 1rem;
	bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
	z-index: 999;
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	background-color: var(--nexora-surface);
	color: var(--nexora-text);
	border: 1px solid var(--nexora-gold);
	border-radius: 999px;
	padding: 0.75rem 1.1rem;
	box-shadow: 0 8px 24px rgba(0,0,0,0.35);
	min-height: 44px;
}
.whatsapp-float__icon { color: #25D366; display: inline-flex; }
.whatsapp-float__text { font-size: 0.9rem; font-weight: 600; }
@media (hover: hover) {
	.whatsapp-float:hover { border-color: var(--nexora-gold-light); }
}

/* ---------- 14. UTILITIES ---------- */
.generic-content { padding-block: clamp(3rem, 6vw, 5rem); }
.generic-content__title { margin-bottom: 1.5rem; }
.generic-content__thumbnail { margin-bottom: 1.5rem; border-radius: var(--nexora-radius-lg); overflow: hidden; }
.generic-content__body { color: var(--nexora-text-muted); }

/* ---------- 15. RESPONSIVE (mobile-first overrides para pantallas grandes) ---------- */
@media (min-width: 1px) and (max-width: 899px) {
	.site-nav {
		position: fixed;
		inset: 0 0 0 auto;
		top: 0;
		width: min(320px, 85vw);
		height: 100vh;
		background-color: var(--nexora-bg-secondary);
		border-left: 1px solid var(--nexora-border);
		padding: 5.5rem 1.5rem 2rem;
		transform: translateX(100%);
		transition: transform var(--nexora-transition);
		overflow-y: auto;
	}
	.site-nav.is-open { transform: translateX(0); }
	.site-nav__list { flex-direction: column; gap: 1.25rem; }
	.menu-toggle { display: flex; }
	.site-header__cta { display: none; }

	.hero__inner { grid-template-columns: 1fr; text-align: left; }
	.hero__graphic { order: -1; max-width: 220px; margin-inline: auto; }

	.credibility__grid { grid-template-columns: 1fr; }
	.process__list { grid-template-columns: 1fr; }
	.contact__inner { grid-template-columns: 1fr; }

	.whatsapp-float__text { display: none; }
	.whatsapp-float { padding: 0.75rem; }
}

@media (min-width: 700px) and (max-width: 1023px) {
	.credibility__grid { grid-template-columns: repeat(2, 1fr); }
	.process__list { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- 16. REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
	*, *::before, *::after {
		animation-duration: 0.01ms !important;
		animation-iteration-count: 1 !important;
		transition-duration: 0.01ms !important;
		scroll-behavior: auto !important;
	}
}