/* messagemint landing page — styles
   Recreation of the messagemint Design System landing UI kit in production HTML/CSS. */

@import url("tokens.css");

/* ============================================================
   Base / resets
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

/* El atributo `hidden` debe ocultar siempre, incluso si una clase define
   display (p. ej. .mm-form__success usa display:flex). Sin esto, el mensaje
   de "¡Mensaje enviado!" se mostraría aunque no se haya enviado nada. */
[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--text-body);
  background: var(--surface-page);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-strong);
  line-height: var(--lh-heading);
  letter-spacing: var(--ls-snug);
  margin: 0;
  text-wrap: balance;
}

p { margin: 0; text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font-family: inherit; }

::selection { background: var(--mint-200); color: var(--ink-900); }

/* Eyebrow / overline label */
.mm-overline {
  font-family: var(--font-mono);
  font-size: var(--fs-overline);
  letter-spacing: var(--ls-overline);
  text-transform: uppercase;
  color: var(--text-brand);
  font-weight: var(--fw-medium);
}

.mm-container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.mm-section { padding-block: var(--section-pad-y); }

/* ============================================================
   Buttons
   ============================================================ */
.mm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: var(--fw-semibold);
  line-height: 1.1;
  letter-spacing: var(--ls-snug);
  border-radius: var(--radius-md);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition: transform var(--dur) var(--ease-out), filter var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.mm-btn:hover { filter: brightness(1.04); transform: translateY(-1px); }
.mm-btn:active { transform: translateY(0) scale(0.98); }

.mm-btn--sm { padding: 8px 14px; font-size: var(--fs-sm); gap: 6px; border-radius: var(--radius-sm); }
.mm-btn--lg { padding: 16px 30px; font-size: var(--fs-body-lg); gap: 10px; }
.mm-btn--full { display: flex; width: 100%; }
.mm-btn .mm-i { width: 17px; height: 17px; }
.mm-btn--sm .mm-i { width: 15px; height: 15px; }
.mm-btn--lg .mm-i { width: 18px; height: 18px; }

.mm-btn--primary {
  background: var(--brand);
  color: var(--text-on-brand);
  border: 1px solid transparent;
  box-shadow: var(--shadow-brand);
}
.mm-btn--secondary {
  background: var(--surface-card);
  color: var(--text-strong);
  border: 1px solid var(--border-default);
  box-shadow: var(--shadow-xs);
}
.mm-btn--ghost {
  background: transparent;
  color: var(--text-strong);
  border: 1px solid transparent;
  box-shadow: none;
}
.mm-btn--inverse {
  background: var(--white);
  color: var(--ink-900);
  border: 1px solid transparent;
  box-shadow: var(--shadow-sm);
}
/* Default Lucide icon sizing (placeholders render to svg.mm-i) */
.mm-i { width: 20px; height: 20px; flex-shrink: 0; stroke-width: 2; }
.mm-hero__trust .mm-i { width: 17px; height: 17px; }
.mm-service__icon .mm-i { width: 26px; height: 26px; }
.mm-channel__icon .mm-i { width: 22px; height: 22px; }
.mm-channel__arrow { width: 18px; height: 18px; }
.mm-footer__social .mm-i { width: 18px; height: 18px; }
.mm-fab__action-icon .mm-i { width: 22px; height: 22px; }
.mm-fab__toggle .mm-i { width: 26px; height: 26px; }
.mm-form__success-icon .mm-i { width: 32px; height: 32px; }

/* ============================================================
   Badge
   ============================================================ */
.mm-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  font-family: var(--font-mono);
  font-size: var(--fs-overline);
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  line-height: 1;
  background: var(--mint-50);
  color: var(--mint-700);
  border: 1px solid var(--mint-100);
}
.mm-badge__dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: 0.8; }

/* ============================================================
   Section head
   ============================================================ */
.mm-head { max-width: 620px; }
.mm-head--center { max-width: 620px; margin-inline: auto; text-align: center; }
.mm-head h2 {
  font-size: var(--fs-display-lg);
  line-height: var(--lh-snug);
  margin-top: var(--space-3);
  color: var(--text-strong);
}
.mm-head p {
  font-size: var(--fs-body-lg);
  line-height: var(--lh-body);
  margin-top: var(--space-4);
  color: var(--text-body);
}
.mm-head--inverse .mm-overline { color: var(--mint-300); }
.mm-head--inverse h2 { color: var(--text-on-inverse); }
.mm-head--inverse p { color: var(--text-on-inverse-muted); }

/* ============================================================
   Nav
   ============================================================ */
.mm-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.72);
  -webkit-backdrop-filter: var(--blur-glass);
  backdrop-filter: var(--blur-glass);
  border-bottom: 1px solid var(--border-subtle);
}
.mm-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.mm-nav__logo { display: inline-flex; }
.mm-nav__logo img { height: 30px; }
.mm-nav__links { display: flex; gap: var(--space-8); }
.mm-nav__links a {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--text-body);
  transition: color var(--dur) var(--ease-out);
}
.mm-nav__links a:hover { color: var(--text-strong); }

/* ============================================================
   Hero
   ============================================================ */
.mm-hero { position: relative; overflow: hidden; background: var(--surface-page); }
.mm-hero__glow {
  position: absolute;
  top: -180px; right: -120px;
  width: 560px; height: 560px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,201,143,0.20), rgba(41,201,143,0) 68%);
  pointer-events: none;
}
.mm-hero__inner { position: relative; padding-block: clamp(3.5rem, 2rem + 6vw, 6rem); }
.mm-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-16);
  align-items: center;
}
.mm-hero h1 {
  font-size: var(--fs-display-xl);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  margin-top: var(--space-5);
}
.mm-hero h1 .mm-accent { color: var(--text-brand); }
.mm-hero__lead {
  font-size: var(--fs-lead);
  line-height: var(--lh-body);
  color: var(--text-body);
  margin-top: var(--space-5);
  max-width: 520px;
}
.mm-hero__cta { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-8); }
.mm-hero__trust {
  display: flex; align-items: center; gap: var(--space-5);
  margin-top: var(--space-8);
  color: var(--text-muted);
  font-size: var(--fs-sm);
  flex-wrap: wrap;
}
.mm-hero__trust span { display: inline-flex; align-items: center; gap: 7px; }
.mm-hero__trust .mm-i { color: var(--mint-600); }

/* Hero code-mock visual */
.mm-visual { position: relative; }
.mm-codecard {
  background: var(--surface-inverse);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-inverse);
}
.mm-codecard__dots { display: flex; gap: 6px; margin-bottom: var(--space-5); }
.mm-codecard__dots span { width: 11px; height: 11px; border-radius: 50%; opacity: 0.85; }
.mm-code {
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.9;
  color: var(--text-on-inverse-muted);
}
.mm-code .ln { padding-left: 18px; }
.mm-code .kw { color: #5BDDAC; }
.mm-code .var { color: #EAF4F0; }
.mm-code .str { color: #95EBC9; }
.mm-code .cm { color: #5BDDAC; }
.mm-floatstat {
  position: absolute;
  bottom: -26px; left: -26px;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 12px;
}
.mm-floatstat__icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--mint-50);
  display: grid; place-items: center;
  color: var(--mint-600);
}
.mm-floatstat__num { font-family: var(--font-display); font-weight: 700; font-size: 18px; color: var(--text-strong); }
.mm-floatstat__cap { font-size: 12px; color: var(--text-muted); }

/* ============================================================
   Services
   ============================================================ */
.mm-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); margin-top: var(--space-12); }

.mm-service {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  height: 100%;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.mm-service:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.mm-service__icon {
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: var(--radius-md);
  background: var(--mint-50);
  color: var(--mint-600);
  flex-shrink: 0;
}
.mm-service h3 { font-size: var(--fs-h4); font-weight: var(--fw-semibold); color: var(--text-strong); }
.mm-service p { font-size: var(--fs-body); line-height: var(--lh-body); color: var(--text-body); }

.mm-service--featured { background: var(--surface-inverse); border-color: var(--border-inverse); }
.mm-service--featured .mm-service__icon { background: var(--brand); color: var(--white); }
.mm-service--featured h3 { color: var(--text-on-inverse); }
.mm-service--featured p { color: var(--text-on-inverse-muted); }

/* ============================================================
   Portfolio
   ============================================================ */
.mm-portfolio { background: var(--surface-subtle); }
.mm-portfolio .mm-grid-3 { gap: var(--space-6); }

.mm-project {
  background: var(--surface-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.mm-project:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.mm-project__thumb {
  height: 168px;
  position: relative;
  display: grid; place-items: center;
  color: rgba(255,255,255,0.92);
}
.mm-project__thumb .mm-i { width: 44px; height: 44px; stroke-width: 1.6; }
.mm-project__tag {
  position: absolute; top: 12px; left: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0,0,0,0.22);
  padding: 5px 10px;
  border-radius: var(--radius-pill);
}
.mm-project__body { padding: var(--space-5); }
.mm-project__body h3 { font-size: var(--fs-h4); font-weight: var(--fw-semibold); color: var(--text-strong); }
.mm-project__body p { font-size: var(--fs-sm); line-height: var(--lh-body); color: var(--text-body); margin-top: 8px; }

/* ============================================================
   Brands
   ============================================================ */
.mm-brands { padding-block: var(--space-16); }
.mm-brands__label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--fs-overline);
  letter-spacing: var(--ls-overline);
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: var(--space-8);
}
.mm-brands__row {
  display: flex; flex-wrap: wrap;
  justify-content: center; align-items: center;
  gap: clamp(1.5rem, 4vw, 3.5rem);
}
.mm-brands__row span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.1rem, 1.4vw, 1.4rem);
  letter-spacing: -0.02em;
  color: var(--slate-300);
}

/* ============================================================
   Impact (dark)
   ============================================================ */
.mm-impact {
  position: relative;
  overflow: hidden;
  background: linear-gradient(160deg, var(--grad-ink-a), var(--grad-ink-b));
}
.mm-impact__glow {
  position: absolute;
  bottom: -200px; left: -100px;
  width: 520px; height: 520px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(41,201,143,0.16), rgba(41,201,143,0) 70%);
}
.mm-impact__inner { position: relative; }
.mm-grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-8); margin-top: var(--space-16); }
.mm-stat-cell { text-align: center; padding: 0 var(--space-3); border-left: 1px solid var(--border-inverse); }

.mm-stat__num {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 1.8rem + 2.6vw, 3.75rem);
  font-weight: var(--fw-bold);
  line-height: 1;
  letter-spacing: var(--ls-tight);
  color: var(--text-on-inverse);
  display: flex; align-items: baseline; gap: 2px; justify-content: center;
}
.mm-stat__num .mm-affix { color: var(--text-brand); }
.mm-stat__label { margin-top: 10px; font-size: var(--fs-sm); font-weight: var(--fw-medium); color: var(--text-on-inverse-muted); }

/* ============================================================
   Contact
   ============================================================ */
.mm-contact { background: var(--surface-subtle); }
.mm-contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12); align-items: start; }
.mm-channels { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-8); }
.mm-channel {
  display: flex; align-items: center; gap: var(--space-4);
  padding: var(--space-4);
  background: var(--surface-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--dur) var(--ease-out), transform var(--dur) var(--ease-out);
}
.mm-channel:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.mm-channel__icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; }
.mm-channel__icon--mint { background: var(--mint-50); color: var(--mint-600); }
.mm-channel__icon--slate { background: var(--slate-50); color: var(--slate-600); }
.mm-channel__label {
  display: block;
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  font-family: var(--font-mono);
}
.mm-channel__value { display: block; font-size: var(--fs-body); font-weight: var(--fw-semibold); color: var(--text-strong); }
.mm-channel__arrow { margin-left: auto; color: var(--text-muted); }

.mm-card {
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}
.mm-form { display: flex; flex-direction: column; gap: var(--space-4); }
.mm-field { display: flex; flex-direction: column; gap: 7px; width: 100%; }
.mm-field > span { font-size: var(--fs-sm); font-weight: var(--fw-semibold); color: var(--text-strong); }
.mm-field input, .mm-field textarea {
  width: 100%;
  padding: 13px 15px;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  color: var(--text-strong);
  background: var(--surface-card);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--dur) var(--ease-out), box-shadow var(--dur) var(--ease-out);
}
.mm-field textarea { resize: vertical; }
.mm-field input:focus, .mm-field textarea:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--mint-50);
}
.mm-form__success {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; gap: var(--space-4); min-height: 360px;
}
.mm-form__success-icon { width: 64px; height: 64px; border-radius: 50%; background: var(--mint-50); display: grid; place-items: center; color: var(--mint-600); }
.mm-form__success h3 { font-size: var(--fs-h3); color: var(--text-strong); }
.mm-form__success p { color: var(--text-body); }
/* Honeypot anti-spam: fuera de la vista pero accesible para los bots. */
.mm-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.mm-form__error {
  font-size: var(--fs-sm);
  color: var(--danger);
  background: rgba(229, 72, 77, 0.08);
  border: 1px solid rgba(229, 72, 77, 0.25);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}

/* ============================================================
   Footer
   ============================================================ */
.mm-footer { background: var(--surface-inverse); color: var(--text-on-inverse-muted); padding-block: var(--space-12); }
.mm-footer__inner { display: flex; flex-wrap: wrap; gap: var(--space-6); justify-content: space-between; align-items: center; }
.mm-footer img { height: 28px; }
.mm-footer p { font-size: var(--fs-sm); }
.mm-footer__social { display: flex; gap: var(--space-4); }
.mm-footer__social a {
  width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--border-inverse);
  display: grid; place-items: center;
  color: var(--text-on-inverse-muted);
  transition: color var(--dur) var(--ease-out), border-color var(--dur) var(--ease-out);
}
.mm-footer__social a:hover { color: var(--text-on-inverse); border-color: var(--mint-600); }

/* ============================================================
   Floating contact
   ============================================================ */
.mm-fab {
  position: fixed; right: 24px; bottom: 24px; z-index: 60;
  display: flex; flex-direction: column; align-items: flex-end; gap: 12px;
}
.mm-fab__actions { display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.mm-fab__action { display: flex; align-items: center; gap: 10px; padding-right: 4px; animation: mmPop var(--dur) var(--ease-out); }
.mm-fab__action-label {
  background: var(--white);
  box-shadow: var(--shadow-md);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--text-strong);
}
.mm-fab__action-icon { width: 48px; height: 48px; border-radius: 50%; color: #fff; display: grid; place-items: center; box-shadow: var(--shadow-md); }
.mm-fab__toggle {
  width: 60px; height: 60px; border-radius: 50%;
  border: none; cursor: pointer;
  background: var(--brand); color: #fff;
  box-shadow: var(--shadow-brand);
  display: grid; place-items: center;
  transition: transform var(--dur) var(--ease-out);
}
.mm-fab[data-open="true"] .mm-fab__toggle { transform: rotate(45deg); }
.mm-fab[data-open="false"] .mm-fab__actions { display: none; }

@keyframes mmPop { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .mm-hero-grid, .mm-contact-grid { grid-template-columns: 1fr; }
  .mm-grid-3 { grid-template-columns: 1fr 1fr; }
  .mm-grid-4 { grid-template-columns: 1fr 1fr; }
  .mm-nav__links { display: none; }
  .mm-visual { margin-top: var(--space-12); }
}
@media (max-width: 560px) {
  .mm-grid-3, .mm-grid-4 { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; animation: none !important; }
}