/*
Theme Name: Tramuntana
Theme URI: https://tramuntana.dev
Author: Tramuntana
Author URI: https://tramuntana.dev
Description: Tema personalizado para tramuntana.dev — Agencia de automatización y micro-SaaS para pymes.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: tramuntana
*/

/* ============================================================
   CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
  /* Colores */
  --color-bg:         #0a0f1a;
  --color-bg-2:       #0f1726;
  --color-surface:    #141e30;
  --color-border:     #1e2d42;
  --color-accent:     #e8622a;       /* Naranja teja — fuerte, mediterráneo, no genérico */
  --color-accent-dim: #c44e1f;
  --color-text:       #e2e8f0;
  --color-muted:      #8899aa;
  --color-white:      #ffffff;

  /* Tipografía */
  --font-display: 'Syne', sans-serif;      /* Display: geométrica, carácter propio */
  --font-body:    'DM Sans', sans-serif;   /* Body: legible, moderna, no Inter */

  /* Espaciado */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  7rem;

  /* Radios */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  /* Transiciones */
  --transition: 0.25s ease;

  /* Container */
  --container: 1120px;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-accent-dim);
}

ul, ol {
  list-style: none;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  color: var(--color-white);
}

/* ============================================================
   LAYOUT
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

section {
  padding-block: var(--space-xl);
}

/* ============================================================
   BOTONES
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  border: none;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-accent-dim);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 98, 42, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
}

.btn-outline:hover {
  background: var(--color-accent);
  color: var(--color-white);
  transform: translateY(-2px);
}

/* ============================================================
   SECCIÓN: etiqueta superior
   ============================================================ */
.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: var(--space-sm);
}

.section-lead {
  color: var(--color-muted);
  max-width: 56ch;
  font-size: 1.125rem;
}

/* ============================================================
   ANIMATIONS (scroll reveal)
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding-block: 1.25rem;
  transition: background var(--transition), border-color var(--transition);
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(10, 15, 26, 0.92);
  backdrop-filter: blur(12px);
  border-color: var(--color-border);
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.02em;
}

.nav-logo span {
  color: var(--color-accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.nav-links a {
  color: var(--color-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition);
}

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

.nav-cta {
  padding: 0.6rem 1.375rem;
  font-size: 0.9375rem;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 60% at 60% 30%, rgba(232, 98, 42, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(14, 50, 90, 0.3) 0%, transparent 70%);
  pointer-events: none;
}

/* Grid de puntos sutil */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--space-md);
}

.hero-eyebrow-line {
  width: 40px;
  height: 2px;
  background: var(--color-accent);
}

.hero-eyebrow-text {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.hero h1 {
  font-size: clamp(2.75rem, 6vw, 5rem);
  letter-spacing: -0.03em;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

.hero h1 em {
  font-style: normal;
  color: var(--color-accent);
}

.hero-sub {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-muted);
  max-width: 52ch;
  margin-bottom: var(--space-lg);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

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

@keyframes scrollLine {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(0.7); }
}

/* ============================================================
   SERVICIOS
   ============================================================ */
.servicios {
  background: var(--color-bg-2);
}

.servicios-header {
  margin-bottom: var(--space-lg);
}

.servicios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.servicio-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  transition: border-color var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}

.servicio-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.servicio-card:hover {
  border-color: rgba(232, 98, 42, 0.3);
  transform: translateY(-4px);
}

.servicio-card:hover::before {
  transform: scaleX(1);
}

.servicio-icon {
  width: 52px;
  height: 52px;
  background: rgba(232, 98, 42, 0.12);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.servicio-icon svg {
  width: 26px;
  height: 26px;
  stroke: var(--color-accent);
  fill: none;
}

.servicio-card h3 {
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
}

.servicio-card p {
  color: var(--color-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ============================================================
   CASOS DE USO
   ============================================================ */
.casos {
  background: var(--color-bg);
}

.casos-header {
  margin-bottom: var(--space-lg);
}

.casos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.caso-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  transition: border-color var(--transition), transform var(--transition);
}

.caso-card:hover {
  border-color: rgba(232, 98, 42, 0.25);
  transform: translateY(-3px);
}

.caso-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.caso-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.875rem;
}

.caso-card p {
  color: var(--color-muted);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* ============================================================
   PROCESO
   ============================================================ */
.proceso {
  background: var(--color-bg-2);
}

.proceso-header {
  margin-bottom: var(--space-lg);
}

.proceso-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  position: relative;
}

.proceso-step {
  position: relative;
}

.step-number {
  font-family: var(--font-display);
  font-size: 4rem;
  font-weight: 800;
  color: rgba(232, 98, 42, 0.12);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.step-content h3 {
  font-size: 1.25rem;
  margin-bottom: 0.625rem;
}

.step-content p {
  color: var(--color-muted);
  font-size: 0.9375rem;
}

/* ============================================================
   CONTACTO
   ============================================================ */
.contacto {
  background: var(--color-bg);
}

.contacto-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

.contacto-info h2 {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  margin-bottom: var(--space-sm);
}

.contacto-info p {
  color: var(--color-muted);
  margin-bottom: var(--space-md);
  font-size: 1rem;
}

.contacto-links {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.contacto-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--color-muted);
  font-size: 0.9375rem;
  transition: color var(--transition);
}

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

.contacto-link svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  stroke: currentColor;
  fill: none;
}

/* Formulario */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.875rem 1rem;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: border-color var(--transition);
  outline: none;
  width: 100%;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

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

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-lg);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--color-white);
}

.footer-logo span {
  color: var(--color-accent);
}

.footer-copy {
  color: var(--color-muted);
  font-size: 0.875rem;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --space-xl: 4.5rem;
    --space-lg: 3rem;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 15, 26, 0.97);
    border-top: 1px solid var(--color-border);
    flex-direction: column;
    padding: var(--space-md);
    gap: 1.25rem;
    backdrop-filter: blur(12px);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: flex;
  }

  .contacto-inner {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: clamp(2.25rem, 8vw, 3.5rem);
  }
}

@media (max-width: 480px) {
  .servicios-grid,
  .casos-grid,
  .proceso-steps {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
}