/* =========================================================
   Iacob Travel — static styles
   Tokens, layout, components. Mobile-first.
   ========================================================= */

:root {
  /* Palette — chosen for strong contrast on both light & dark surfaces */
  --c-bg:        #f6f3ec;   /* warm parchment */
  --c-bg-2:      #ffffff;
  --c-ink:       #0f2027;   /* near-black ink */
  --c-ink-soft:  #344953;
  --c-muted:     #5b6b73;
  --c-line:      #e5dfd1;

  --c-primary:   #0e7c66;   /* deep teal — WCAG AA on white */
  --c-primary-d: #0a5a4a;
  --c-primary-l: #1ea487;

  --c-accent:    #d97742;   /* warm terracotta */
  --c-accent-d:  #b85d2d;

  --c-danger:    #c0392b;
  --c-ok:        #1f8a5a;

  /* Type */
  --f-sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --f-serif: "Fraunces", Georgia, "Times New Roman", serif;

  /* Radii & shadows */
  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-pill: 999px;

  --sh-sm: 0 1px 2px rgba(15, 32, 39, .06), 0 1px 1px rgba(15, 32, 39, .04);
  --sh-md: 0 6px 18px rgba(15, 32, 39, .08), 0 2px 6px rgba(15, 32, 39, .05);
  --sh-lg: 0 18px 40px rgba(15, 32, 39, .15), 0 6px 14px rgba(15, 32, 39, .08);

  /* Layout */
  --max: 1160px;
  --pad: clamp(1rem, 2vw + .5rem, 2rem);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--f-sans);
  color: var(--c-ink);
  background: var(--c-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--c-primary-d);
  text-decoration: none;
  transition: color .15s ease;
}
a:hover { color: var(--c-primary); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--c-primary-l);
  outline-offset: 2px;
  border-radius: 6px;
}

h1, h2, h3, h4 {
  font-family: var(--f-serif);
  color: var(--c-ink);
  line-height: 1.15;
  letter-spacing: -.01em;
  margin: 0 0 .5rem;
}

h1 { font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 700; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.35rem; font-weight: 700; }
h4 { font-family: var(--f-sans); font-size: .85rem; letter-spacing: .08em; text-transform: uppercase; color: var(--c-primary-d); margin-bottom: .4rem; }

p { margin: 0 0 1rem; color: var(--c-ink-soft); }

.eyebrow {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--c-primary-d);
  background: rgba(14, 124, 102, .1);
  padding: .35rem .7rem;
  border-radius: var(--r-pill);
  margin-bottom: .8rem;
}

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

/* =========================================================
   Header / Nav
   ========================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: .9rem var(--pad);
  background: rgba(246, 243, 236, .85);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--c-line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--c-ink);
  letter-spacing: -.01em;
}
.brand:hover { color: var(--c-ink); }
.brand-dot {
  width: 14px; height: 14px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  box-shadow: 0 0 0 3px rgba(14, 124, 102, .15);
}

.site-nav { display: flex; gap: 1.4rem; align-items: center; }
.site-nav a {
  color: var(--c-ink-soft);
  font-weight: 600;
  font-size: .95rem;
  padding: .35rem 0;
  position: relative;
}
.site-nav a:hover { color: var(--c-ink); }
.site-nav a::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -2px;
  height: 2px; background: var(--c-primary);
  transform: scaleX(0); transform-origin: left;
  transition: transform .2s ease;
}
.site-nav a:hover::after { transform: scaleX(1); }

.site-nav .nav-cta {
  background: var(--c-ink);
  color: #fff;
  padding: .55rem 1rem;
  border-radius: var(--r-pill);
}
.site-nav .nav-cta:hover { background: var(--c-primary-d); color: #fff; }
.site-nav .nav-cta::after { display: none; }

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 42px; height: 42px;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  align-items: center; justify-content: center;
}
.nav-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--c-ink); border-radius: 2px;
  transition: transform .2s, opacity .2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: flex;
  flex-direction: column;
  background: var(--c-bg-2);
  border-bottom: 1px solid var(--c-line);
  padding: .5rem var(--pad) 1rem;
  position: sticky;
  top: 64px;
  z-index: 49;
}
.mobile-menu[hidden] { display: none; }
.mobile-menu a {
  padding: .9rem .25rem;
  color: var(--c-ink);
  font-weight: 600;
  border-bottom: 1px solid var(--c-line);
}
.mobile-menu a:last-child { border-bottom: 0; }

/* =========================================================
   Hero
   ========================================================= */

.hero {
  padding: clamp(3rem, 7vw, 6rem) var(--pad) clamp(3rem, 6vw, 5rem);
  background:
    radial-gradient(1200px 500px at 80% -20%, rgba(14, 124, 102, .14), transparent 60%),
    radial-gradient(900px 400px at -10% 30%, rgba(217, 119, 66, .12), transparent 60%),
    var(--c-bg);
}
.hero-grid {
  max-width: var(--max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.hero-photo {
  position: relative;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: linear-gradient(135deg, #d8e8e3, #f0e2d3);
  box-shadow: var(--sh-lg);
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; }
.hero-photo::after {
  content: "";
  position: absolute; inset: auto -10% -15% auto;
  width: 60%; height: 60%;
  background: var(--c-accent);
  border-radius: 50%;
  z-index: -1;
  filter: blur(40px);
  opacity: .35;
}

.hero-text h1 span {
  background: linear-gradient(120deg, var(--c-primary), var(--c-accent));
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.hero-text .lede {
  font-size: 1.2rem;
  color: var(--c-ink);
  font-weight: 600;
  margin: 1rem 0 1rem;
}
.hero-desc { font-size: 1rem; max-width: 52ch; }

.hero-cta {
  display: flex; gap: .75rem; flex-wrap: wrap;
  margin: 1.5rem 0 1.5rem;
}

.hero-social { display: flex; gap: .6rem; }
.social {
  width: 42px; height: 42px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--c-bg-2);
  color: var(--c-ink);
  border: 1px solid var(--c-line);
  box-shadow: var(--sh-sm);
  transition: transform .15s, color .15s, background .15s;
}
.social svg { width: 20px; height: 20px; }
.social:hover { transform: translateY(-2px); color: var(--c-primary); }

/* =========================================================
   Buttons
   ========================================================= */

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: .5rem;
  padding: .85rem 1.4rem;
  border-radius: var(--r-pill);
  font-weight: 700;
  font-size: .95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .12s ease, background .15s ease, color .15s ease, box-shadow .15s ease;
  text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn-sm { padding: .55rem 1rem; font-size: .88rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--c-ink);
  color: #fff;
  box-shadow: var(--sh-md);
}
.btn-primary:hover { background: var(--c-primary-d); color: #fff; }

.btn-ghost {
  background: transparent;
  color: var(--c-ink);
  border-color: var(--c-ink);
}
.btn-ghost:hover { background: var(--c-ink); color: #fff; }

/* =========================================================
   Sections
   ========================================================= */

.section { padding: clamp(3rem, 6vw, 5.5rem) 0; }
.section-light { background: var(--c-bg-2); border-top: 1px solid var(--c-line); border-bottom: 1px solid var(--c-line); }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 2.5rem; }
.section-sub { color: var(--c-muted); font-size: 1.05rem; }

/* =========================================================
   Plan — PDF slide deck
   ========================================================= */

.plan-deck {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.plan-deck .plan-slide:first-child { grid-column: 1 / -1; }

.plan-slide {
  all: unset;
  position: relative;
  display: block;
  cursor: pointer;
  border-radius: var(--r-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #e7dfd0, #d8e8e3);
  box-shadow: var(--sh-md);
  border: 1px solid var(--c-line);
  transition: transform .2s ease, box-shadow .2s ease;
}
.plan-slide:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); }
.plan-slide:focus-visible { outline: 3px solid var(--c-primary-l); outline-offset: 3px; }

.plan-slide img {
  width: 100%; height: 100%; object-fit: cover; display: block;
}

.plan-slide .plan-num {
  position: absolute; top: .8rem; left: .8rem;
  background: rgba(15, 32, 39, .85);
  color: #fff;
  font-family: var(--f-serif);
  font-size: .9rem; font-weight: 700;
  padding: .25rem .55rem;
  border-radius: var(--r-sm);
  letter-spacing: .05em;
  z-index: 2;
}
.plan-slide .plan-title {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 2.5rem 1rem .9rem;
  color: #fff;
  font-weight: 700;
  font-size: .95rem;
  text-align: left;
  padding-left: 1.1rem;
  background: linear-gradient(180deg, transparent, rgba(15, 32, 39, .8));
  opacity: 0;
  transform: translateY(8px);
  transition: opacity .2s ease, transform .2s ease;
  z-index: 2;
}
.plan-slide:hover .plan-title,
.plan-slide:focus-visible .plan-title { opacity: 1; transform: translateY(0); }

.plan-hint {
  text-align: center;
  margin-top: 2rem;
  color: var(--c-muted);
  font-size: .95rem;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto;
}

/* =========================================================
   Services
   ========================================================= */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.service {
  background: var(--c-bg-2);
  border-radius: var(--r-lg);
  overflow: hidden;
  box-shadow: var(--sh-md);
  border: 1px solid var(--c-line);
  display: flex; flex-direction: column;
  transition: transform .2s ease, box-shadow .2s ease;
}
.service:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); }

.service-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  background: linear-gradient(135deg, #d8e8e3, #f0e2d3);
  overflow: hidden;
}
.service-cover img {
  width: 100%; height: 100%; object-fit: cover;
}
.service-badge {
  position: absolute; top: .75rem; left: .75rem;
  background: var(--c-ink); color: #fff;
  font-size: .72rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .35rem .7rem; border-radius: var(--r-pill);
}

.service-body {
  padding: 1.4rem 1.4rem 1.6rem;
  display: flex; flex-direction: column;
  flex: 1;
}
.service-desc { color: var(--c-muted); font-size: .95rem; margin-bottom: .4rem; }
.service ul {
  list-style: none; padding: 0; margin: 0 0 1.2rem;
}
.service li {
  padding: .35rem 0 .35rem 1.4rem;
  position: relative;
  color: var(--c-ink-soft);
  font-size: .95rem;
}
.service li::before {
  content: "✓";
  position: absolute; left: 0; top: .35rem;
  color: var(--c-primary);
  font-weight: 800;
}

.service-foot {
  margin-top: auto;
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px dashed var(--c-line);
}
.price { display: flex; flex-direction: column; line-height: 1; }
.price span { font-size: .72rem; letter-spacing: .12em; text-transform: uppercase; color: var(--c-muted); }
.price strong { font-family: var(--f-serif); font-size: 1.6rem; color: var(--c-ink); margin-top: .25rem; }

/* =========================================================
   Placeholder fallback for missing images
   ========================================================= */

/* Image placeholder: when an <img> fails, JS toggles .has-placeholder
   on its parent and hides the broken <img>, revealing this pattern. */
.has-placeholder {
  position: relative;
  background:
    repeating-linear-gradient(45deg, rgba(14,124,102,.08) 0 10px, rgba(14,124,102,.16) 10px 20px) !important;
}
.has-placeholder > img.placeholder { display: none; }
.has-placeholder::before {
  content: attr(data-placeholder);
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  color: var(--c-ink-soft);
  font-family: var(--f-sans);
  font-size: .85rem;
  font-style: italic;
  text-align: center;
  padding: 1rem;
  z-index: 1;
}

/* =========================================================
   Gallery
   ========================================================= */

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.g-item {
  all: unset;
  cursor: pointer;
  position: relative;
  display: block;
  border-radius: var(--r-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #d8e8e3;
  box-shadow: var(--sh-sm);
  transition: transform .2s ease, box-shadow .2s ease;
}
.g-item:hover { transform: translateY(-3px); box-shadow: var(--sh-md); }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.g-item:hover img { transform: scale(1.04); }
.g-item::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(15, 32, 39, .35));
  opacity: 0; transition: opacity .2s ease;
}
.g-item:hover::after { opacity: 1; }

/* =========================================================
   Contact
   ========================================================= */

.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.contact-list {
  list-style: none; padding: 0; margin: 1.5rem 0 0;
  display: grid; gap: .6rem;
}
.contact-list li {
  background: var(--c-bg-2);
  border: 1px solid var(--c-line);
  padding: .9rem 1.1rem;
  border-radius: var(--r-md);
  color: var(--c-ink-soft);
}
.contact-list strong { color: var(--c-ink); margin-right: .4rem; }

.contact-form {
  background: var(--c-bg-2);
  border: 1px solid var(--c-line);
  padding: 1.8rem;
  border-radius: var(--r-lg);
  box-shadow: var(--sh-md);
  display: grid; gap: 1rem;
}

.field { display: flex; flex-direction: column; gap: .35rem; }
.field label {
  font-size: .85rem; font-weight: 700;
  color: var(--c-ink);
}
.field .opt { color: var(--c-muted); font-weight: 500; }

.field input,
.field textarea {
  font-family: var(--f-sans);
  font-size: 1rem;
  padding: .8rem 1rem;
  border-radius: var(--r-md);
  border: 1.5px solid var(--c-line);
  background: var(--c-bg);
  color: var(--c-ink);
  transition: border-color .15s, background .15s, box-shadow .15s;
}
.field input::placeholder,
.field textarea::placeholder { color: #8c9aa0; }

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--c-primary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(14, 124, 102, .15);
}

.field.invalid input,
.field.invalid textarea {
  border-color: var(--c-danger);
  background: #fff5f4;
}

.form-status {
  margin: 0;
  font-size: .9rem;
  min-height: 1.2em;
}
.form-status.ok { color: var(--c-ok); }
.form-status.err { color: var(--c-danger); }

/* =========================================================
   Footer
   ========================================================= */

.site-footer {
  background: #0f2027;
  color: #c8d2d6;
  padding: 3rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.5fr;
  gap: 2rem;
  align-items: start;
}
.brand-footer { color: #fff; }
.brand-footer:hover { color: #fff; }
.footer-tag { color: #94a3a8; margin-top: .5rem; }

.footer-links {
  display: flex; flex-wrap: wrap; gap: 1.2rem;
}
.footer-links a {
  color: #c8d2d6;
  font-weight: 600;
}
.footer-links a:hover { color: #fff; }

.footer-meta { text-align: right; color: #94a3a8; font-size: .9rem; }

/* =========================================================
   Lightbox
   ========================================================= */

.lightbox {
  position: fixed; inset: 0;
  z-index: 100;
  background: rgba(7, 16, 20, .94);
  display: flex; align-items: center; justify-content: center;
  padding: 2rem;
}
.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: 90vw; max-height: 80vh; text-align: center; }
.lightbox img { max-width: 90vw; max-height: 75vh; border-radius: var(--r-md); box-shadow: var(--sh-lg); object-fit: contain; }
.lightbox figcaption { color: #d8dee1; margin-top: .8rem; font-size: .95rem; letter-spacing: .02em; }

.lb-close, .lb-prev, .lb-next {
  position: absolute;
  background: rgba(255,255,255,.08);
  color: #fff;
  border: 1px solid rgba(255,255,255,.18);
  width: 44px; height: 44px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s, transform .15s;
}
.lb-close:hover, .lb-prev:hover, .lb-next:hover { background: rgba(255,255,255,.2); }
.lb-close { top: 1.2rem; right: 1.2rem; font-size: 1.6rem; line-height: 1; }
.lb-prev { left: 1.2rem; top: 50%; transform: translateY(-50%); }
.lb-next { right: 1.2rem; top: 50%; transform: translateY(-50%); }

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-photo { max-width: 360px; margin: 0 auto; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .contact-wrap { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; text-align: left; }
  .footer-meta { text-align: left; }
}

@media (max-width: 720px) {
  .site-nav { display: none; }
  .nav-toggle { display: flex; }

  .plan-deck { grid-template-columns: 1fr; }
  .plan-deck .plan-slide:first-child { grid-column: auto; }
  .plan-slide .plan-title { opacity: 1; transform: translateY(0); }

  .services-grid { grid-template-columns: 1fr; }
  .hero { padding-top: 2.5rem; }
}

@media (max-width: 480px) {
  .lb-prev, .lb-next { width: 38px; height: 38px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}