/* ============================================================
   Desarrollos Tostatronic — colorimetría tomada de
   envios-tostatronic.com (azul #0286F2 → #014499, marino #0D1F3C)
   ============================================================ */

:root {
  --azul: #0286F2;
  --azul-medio: #0166CC;
  --azul-hondo: #014499;
  --marino: #0D1F3C;
  --marino-suave: #46608A;
  --celeste: #E8F4FE;
  --celeste-borde: #D0E9FD;
  --fondo: #F5F9FE;
  --blanco: #FFFFFF;
  --radio: 14px;
  --sombra: 0 8px 28px rgba(13, 31, 60, 0.10);
  --sombra-sm: 0 3px 12px rgba(13, 31, 60, 0.08);
  --f-display: "Sora", "Segoe UI", sans-serif;
  --f-body: "Inter", "Segoe UI", sans-serif;
  --transicion: 200ms ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  font-family: var(--f-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--marino);
  background: var(--fondo);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--f-display); line-height: 1.2; }
a { color: var(--azul-medio); }

:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; border-radius: 4px; }

.container { max-width: 1120px; margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--f-body); font-weight: 600; font-size: .95rem;
  padding: .7rem 1.4rem; border-radius: 10px; border: 0; cursor: pointer;
  text-decoration: none; transition: transform var(--transicion), box-shadow var(--transicion), background var(--transicion);
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--sombra-sm); }
.btn--primary { background: linear-gradient(135deg, var(--azul), var(--azul-hondo)); color: #fff; }
.btn--ghost { background: var(--celeste); color: var(--azul-medio); }
.btn--ghost:hover { background: var(--celeste-borde); }
.btn--danger { background: #FDE8E8; color: #B42318; }
.btn--sm { padding: .4rem .9rem; font-size: .85rem; }

/* ---------- Header ---------- */
.site-header { background: var(--blanco); border-bottom: 1px solid var(--celeste-borde); position: sticky; top: 0; z-index: 40; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; padding-block: .8rem; }
.brand {
  display: inline-flex; align-items: center; gap: .65rem;
  font-family: var(--f-display); font-size: 1.05rem; color: var(--marino); text-decoration: none;
}
.brand strong { color: var(--azul-medio); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--azul-hondo) 0%, var(--azul-medio) 45%, var(--azul) 100%);
  color: #fff;
  padding: clamp(3.5rem, 9vw, 6.5rem) 0 clamp(4rem, 10vw, 7rem);
  overflow: hidden;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(560px 280px at 85% 20%, rgba(255, 255, 255, 0.14), transparent 70%),
    radial-gradient(420px 260px at 10% 90%, rgba(2, 134, 242, 0.35), transparent 70%);
}
.hero .container { position: relative; }
.hero__eyebrow {
  font-weight: 600; font-size: .8rem; letter-spacing: .3em; text-transform: uppercase;
  color: #A9D7FF; margin-bottom: .8rem;
}
.hero h1 { font-size: clamp(1.9rem, 5vw, 3.1rem); font-weight: 700; max-width: 40rem; }
.hero__sub { margin-top: 1rem; max-width: 34rem; color: #D6EAFF; }
.hero__wave { position: absolute; left: 0; right: 0; bottom: -1px; width: 100%; height: 70px; }

/* ---------- Botones extra ---------- */
.btn--wa { background: #16A34A; color: #fff; }
.btn--wa:hover { background: #15803D; }
.btn--light { background: rgba(255, 255, 255, 0.16); color: #fff; }
.btn--light:hover { background: rgba(255, 255, 255, 0.28); }
.hero__actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 1.8rem; }
.icon { width: 1.25em; height: 1.25em; flex: none; }

/* ---------- Tarjetas "quiénes somos / ofrecemos / costos" ---------- */
.about-band { padding-top: clamp(2.5rem, 6vw, 4rem); }
.about-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }
.about-card {
  background: var(--blanco); border: 1px solid var(--celeste-borde);
  border-radius: var(--radio); box-shadow: var(--sombra-sm); padding: 1.7rem 1.6rem;
}
.about-card__icon {
  width: 46px; height: 46px; border-radius: 12px; margin-bottom: 1rem;
  background: var(--celeste); color: var(--azul-medio);
  display: grid; place-items: center;
}
.about-card__icon svg { width: 26px; height: 26px; }
.about-card h2 { font-size: 1.15rem; margin-bottom: .5rem; }
.about-card p { color: var(--marino-suave); font-size: .95rem; }

/* ---------- Banda de contacto ---------- */
.cta-band {
  background: linear-gradient(135deg, var(--azul-hondo), var(--azul));
  color: #fff; margin-top: 1rem;
}
.cta-band__inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 1.2rem; padding-block: clamp(2rem, 5vw, 3rem);
}
.cta-band h2 { font-size: clamp(1.3rem, 3vw, 1.8rem); }
.cta-band p { color: #D6EAFF; margin-top: .3rem; }

/* ---------- Botón flotante de WhatsApp ---------- */
.wa-float {
  position: fixed; z-index: 60;
  right: max(1.1rem, env(safe-area-inset-right));
  bottom: max(1.1rem, env(safe-area-inset-bottom));
  width: 58px; height: 58px; border-radius: 50%;
  background: #16A34A; color: #fff;
  display: grid; place-items: center;
  box-shadow: 0 8px 24px rgba(21, 128, 61, 0.45);
  transition: transform var(--transicion);
}
.wa-float:hover { transform: scale(1.08); }
.wa-float .icon { width: 30px; height: 30px; }

.portfolio__title { font-size: clamp(1.5rem, 3.5vw, 2rem); margin-bottom: 1.5rem; }

/* ---------- Categorías ---------- */
.categories { padding-top: clamp(2.5rem, 6vw, 4rem); }
.categories__intro { color: var(--marino-suave); max-width: 40rem; margin: -0.8rem 0 1.5rem; }
.cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; }
.cat-card {
  text-align: left; font: inherit; color: inherit; cursor: pointer;
  background: var(--blanco); border: 1px solid var(--celeste-borde);
  border-radius: var(--radio); box-shadow: var(--sombra-sm); padding: 1.4rem 1.4rem 1.5rem;
  display: flex; flex-direction: column; gap: .45rem;
  transition: transform var(--transicion), box-shadow var(--transicion), border-color var(--transicion);
}
.cat-card:hover { transform: translateY(-3px); box-shadow: var(--sombra); border-color: var(--azul); }
.cat-card__name { font-family: var(--f-display); font-weight: 600; font-size: 1.1rem; }
.cat-card__desc { color: var(--marino-suave); font-size: .92rem; }
.cat-card__price {
  margin-top: auto; align-self: flex-start;
  font-weight: 600; font-size: .85rem; color: var(--azul-medio);
  background: var(--celeste); border-radius: 99px; padding: .3rem .8rem;
}

/* Chips de filtro */
.filter-bar { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem; }
.chip {
  font: inherit; font-weight: 600; font-size: .88rem; cursor: pointer;
  color: var(--marino-suave); background: var(--blanco);
  border: 1px solid var(--celeste-borde); border-radius: 99px; padding: .45rem 1.1rem;
  transition: background var(--transicion), color var(--transicion), border-color var(--transicion);
}
.chip:hover { border-color: var(--azul); color: var(--azul-medio); }
.chip.is-active { background: var(--azul-medio); border-color: var(--azul-medio); color: #fff; }

.modal__price {
  font-weight: 600; font-size: .9rem; color: var(--azul-medio);
  background: var(--celeste); border-radius: 10px; padding: .6rem .9rem; margin-bottom: 1.3rem;
}

/* ---------- Grid del portafolio ---------- */
.portfolio { padding-block: clamp(2.5rem, 6vw, 4.5rem); }
.grid {
  list-style: none;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem;
}
@media (max-width: 900px) { .grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .grid { grid-template-columns: 1fr; } }

.card {
  width: 100%; text-align: left; cursor: pointer; border: 1px solid var(--celeste-borde);
  background: var(--blanco); border-radius: var(--radio); overflow: hidden;
  box-shadow: var(--sombra-sm); font: inherit; color: inherit; padding: 0;
  transition: transform var(--transicion), box-shadow var(--transicion);
  display: block;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--sombra); }

.card__thumb { display: block; aspect-ratio: 8 / 5; background: var(--celeste); overflow: hidden; }
.card__thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 350ms ease; }
.card:hover .card__thumb img { transform: scale(1.04); }
.card__thumb-placeholder {
  display: grid; place-items: center; height: 100%;
  font-family: var(--f-display); font-weight: 700; font-size: 2.2rem; color: var(--azul);
  letter-spacing: .1em;
}

.card__meta { display: block; padding: .95rem 1.1rem 1.1rem; }
.card__type {
  display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--azul-medio);
  background: var(--celeste); border-radius: 99px; padding: .18rem .65rem; margin-bottom: .5rem;
}
.card__title { display: block; font-family: var(--f-display); font-weight: 600; font-size: 1.05rem; }

.empty { text-align: center; padding: 4rem 1rem; color: var(--marino-suave); }
.empty h2 { color: var(--marino); margin-bottom: .5rem; }

/* ---------- Modal ---------- */
.modal {
  border: 0; padding: 0; margin: auto; border-radius: var(--radio); overflow: hidden;
  width: min(92vw, 640px); background: var(--blanco); box-shadow: var(--sombra);
}
.modal::backdrop { background: rgba(8, 21, 39, 0.72); }
.modal__media { background: var(--celeste); }
.modal__media img { width: 100%; aspect-ratio: 8 / 5; object-fit: cover; }
.modal__body { padding: 1.4rem 1.6rem 1.7rem; }
.modal__type {
  font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--azul-medio); margin-bottom: .3rem;
}
.modal__desc { color: var(--marino-suave); margin: .7rem 0 1.3rem; }
.modal__close {
  position: absolute; top: .7rem; right: .7rem; z-index: 2;
  width: 38px; height: 38px; border-radius: 50%; border: 0; cursor: pointer;
  background: rgba(13, 31, 60, 0.55); color: #fff; font-size: 1rem;
}
.modal__close:hover { background: rgba(13, 31, 60, 0.8); }

/* ---------- Footer ---------- */
.site-footer { background: var(--marino); color: #C6D6EC; margin-top: 2rem; }
.site-footer a { color: #fff; }
.site-footer__inner {
  display: flex; flex-wrap: wrap; gap: .5rem 2rem; justify-content: space-between;
  padding-block: 1.6rem; font-size: .9rem;
}

/* ---------- Panel de administración ---------- */
.admin-wrap { max-width: 860px; margin-inline: auto; padding: 2rem clamp(1rem, 4vw, 2rem) 4rem; }
.panel {
  background: var(--blanco); border: 1px solid var(--celeste-borde);
  border-radius: var(--radio); box-shadow: var(--sombra-sm); padding: 1.6rem;
  margin-bottom: 1.5rem;
}
.panel h2 { font-size: 1.15rem; margin-bottom: 1rem; }
.field { margin-bottom: 1rem; }
.field label { display: block; font-weight: 600; font-size: .88rem; margin-bottom: .3rem; }
.field input[type="text"], .field input[type="url"], .field input[type="password"],
.field input[type="number"], .field textarea, .field select {
  width: 100%; padding: .6rem .8rem; border: 1px solid var(--celeste-borde); border-radius: 8px;
  font: inherit; background: var(--fondo);
}
.field textarea { min-height: 90px; resize: vertical; }
.field .hint { font-size: .78rem; color: var(--marino-suave); margin-top: .25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

.admin-list { list-style: none; display: grid; gap: .8rem; }
.admin-item {
  display: grid; grid-template-columns: 96px 1fr auto; gap: 1rem; align-items: center;
  background: var(--blanco); border: 1px solid var(--celeste-borde); border-radius: 10px; padding: .7rem;
}
.admin-item img { width: 96px; height: 60px; object-fit: cover; border-radius: 6px; background: var(--celeste); }
.admin-item__thumb-empty {
  width: 96px; height: 60px; border-radius: 6px; background: var(--celeste);
  display: grid; place-items: center; color: var(--azul); font-weight: 700; font-family: var(--f-display);
}
.admin-item__info small { color: var(--marino-suave); display: block; }
.admin-item__actions { display: flex; flex-wrap: wrap; gap: .4rem; }
.admin-item--hidden { opacity: .55; }
@media (max-width: 640px) {
  .admin-item { grid-template-columns: 1fr; }
  .admin-item img, .admin-item__thumb-empty { width: 100%; height: 120px; }
}

.msg { padding: .8rem 1rem; border-radius: 10px; margin-bottom: 1.2rem; font-size: .92rem; }
.msg--ok { background: #E6F7EE; color: #0E6E3F; }
.msg--error { background: #FDE8E8; color: #B42318; }

.admin-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: .8rem; }
.admin-top h1 { font-size: 1.4rem; }