/*
Theme Name: Sirenas Diving Costa Rica
Theme URI: https://sirenasdivingcostarica.com
Author: Sirenas Adventures
Description: Custom theme for Sirenas Diving & Adventures Costa Rica — scuba diving, sport fishing, and surfing in the Gulf of Papagayo.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: sirenas
*/

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=Jost:wght@300;400;500&display=swap');

/* =============================================
   VARIABLES
============================================= */
:root {
  --white:      #FAFAF8;
  --navy:       #0D2137;
  --navy-mid:   #1A3250;
  --gold:       #B8956A;
  --gold-light: #D4B896;
  --ocean:      #5B8FA8;
  --sand:       #EDE8E0;
  --text:       #2C3E50;
  --muted:      #6E7E8A;
  --font-d:     'Cormorant Garamond', Georgia, serif;
  --font-b:     'Jost', system-ui, sans-serif;
  --max:        1240px;
  --pad:        clamp(4rem, 8vw, 8rem);
}

/* =============================================
   RESET
============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-b);
  font-weight: 300;
  color: var(--text);
  background: var(--white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; background: none; border: none; }

/* =============================================
   TYPOGRAPHY
============================================= */
h1,h2,h3,h4,h5,h6 {
  font-family: var(--font-d);
  font-weight: 400;
  line-height: 1.15;
}
h1 { font-size: clamp(2.8rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
p { margin-bottom: 1.2rem; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  display: block;
  font-family: var(--font-b);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}
.divider {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--gold);
  margin: 1.25rem 0;
}
.divider--center { margin: 1.25rem auto; }

/* =============================================
   LAYOUT
============================================= */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 clamp(1.5rem, 5vw, 4rem);
}
.section { padding: var(--pad) 0; }
.section--sand { background: var(--sand); }
.section--navy { background: var(--navy); color: var(--white); }
.text-center { text-align: center; }
.mb-sm { margin-bottom: 1rem; }
.mb-md { margin-bottom: 2rem; }
.mb-lg { margin-bottom: 3rem; }

/* =============================================
   BUTTONS
============================================= */
.btn {
  display: inline-block;
  font-family: var(--font-b);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 1rem 2.5rem;
  border: 1px solid currentColor;
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn--light { color: var(--white); border-color: rgba(255,255,255,0.6); }
.btn--light:hover { background: var(--white); color: var(--navy); border-color: var(--white); }
.btn--dark  { color: var(--navy); border-color: var(--navy); }
.btn--dark:hover  { background: var(--navy); color: var(--white); }
.btn--gold  { color: var(--gold); border-color: var(--gold); }
.btn--gold:hover  { background: var(--gold); color: var(--white); }

/* =============================================
   NAVIGATION
============================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.5rem 0;
  transition: background 0.4s, box-shadow 0.4s, padding 0.4s;
}
.site-header.scrolled {
  background: rgba(250,250,248,0.97);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.08);
  padding: 1rem 0;
}
.site-header.scrolled .nav__logo,
.site-header.scrolled .nav__link { color: var(--navy); }
.site-header.scrolled .nav__logo span { color: var(--gold); }
.site-header.scrolled .nav__cta { color: var(--navy); border-color: var(--navy); }
.site-header.scrolled .nav__cta:hover { background: var(--navy); color: var(--white); }
.site-header.scrolled .nav__toggle span { background: var(--navy); }

.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.nav__logo {
  font-family: var(--font-d);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.05em;
  white-space: nowrap;
  transition: color 0.3s;
}
.nav__logo span { color: var(--gold-light); }

.nav__links {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.nav__link {
  font-family: var(--font-b);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.85);
  transition: color 0.25s;
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--gold);
  transition: width 0.3s;
}
.nav__link:hover::after,
.nav__link.current-menu-item::after { width: 100%; }

.nav__cta {
  font-family: var(--font-b);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.5);
  padding: 0.6rem 1.4rem;
  white-space: nowrap;
  transition: all 0.3s;
}
.nav__cta:hover { background: var(--white); color: var(--navy); }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav__toggle span {
  display: block;
  width: 24px; height: 1px;
  background: var(--white);
  transition: all 0.3s;
}

/* Mobile nav */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--navy);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}
.nav__mobile.open { display: flex; }
.nav__mobile a {
  font-family: var(--font-d);
  font-size: 2rem;
  color: var(--white);
  letter-spacing: 0.05em;
}
.nav__mobile a:hover { color: var(--gold-light); }
.nav__mobile-close {
  position: absolute;
  top: 1.5rem; right: 2rem;
  font-size: 2rem;
  color: var(--white);
  line-height: 1;
}

/* =============================================
   HERO
============================================= */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  inset: 0;
  background: var(--navy);
}
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0.6;
}
.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(13,33,55,0.3) 0%, rgba(13,33,55,0.15) 40%, rgba(13,33,55,0.65) 100%);
}
.hero__content {
  position: relative;
  z-index: 1;
  color: var(--white);
  max-width: 800px;
}
.hero__title {
  font-size: clamp(3rem, 7vw, 6rem);
  font-weight: 300;
  line-height: 1.05;
  margin-bottom: 1.5rem;
}
.hero__title em { font-style: italic; color: var(--gold-light); }
.hero__subtitle {
  font-size: 1.05rem;
  font-weight: 300;
  line-height: 1.7;
  opacity: 0.9;
  max-width: 520px;
  margin-bottom: 2.5rem;
}
.hero__actions { display: flex; gap: 1.2rem; flex-wrap: wrap; }
.hero__scroll {
  position: absolute;
  bottom: 2.5rem; left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
  color: rgba(255,255,255,0.6);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}
.hero__scroll::after {
  content: '';
  display: block;
  width: 1px; height: 48px;
  background: rgba(255,255,255,0.4);
  animation: scrollLine 2s ease-in-out infinite;
}
@keyframes scrollLine {
  0%,100% { opacity: 0.4; }
  50% { opacity: 0.9; }
}

/* =============================================
   INTRO STRIP
============================================= */
.intro-strip { background: var(--navy); padding: 1.75rem 0; }
.intro-strip__inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
  flex-wrap: wrap;
}
.intro-strip__item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
}
.intro-strip__item::before { content: '—'; color: var(--gold); }

/* =============================================
   CONTENT SPLITS
============================================= */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}
.split--flip { direction: rtl; }
.split--flip > * { direction: ltr; }
.split__img {
  overflow: hidden;
  aspect-ratio: 4/3;
}
.split__img img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.split__text h2 { margin-bottom: 1.25rem; }
.split__text p { font-size: 1rem; color: var(--muted); line-height: 1.8; margin-bottom: 1.25rem; }
.split__text p:last-of-type { margin-bottom: 1.5rem; }

/* About teaser (full bleed split) */
.about-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 520px;
}
.about-split__img { position: relative; overflow: hidden; }
.about-split__img img { width: 100%; height: 100%; object-fit: cover; }
.about-split__content {
  background: var(--sand);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 6vw, 6rem);
}
.about-split__content p { font-size: 1.05rem; color: var(--muted); line-height: 1.8; margin-bottom: 1.5rem; }

/* =============================================
   OFFERINGS
============================================= */
.offerings { display: grid; grid-template-columns: 1fr 1fr; }
.offering {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  display: block;
}
.offering__img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}
.offering:hover .offering__img { transform: scale(1.04); }
.offering__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13,33,55,0.85) 0%, rgba(13,33,55,0.1) 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 2.5rem;
  color: var(--white);
}
.offering__label {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 0.5rem;
}
.offering__title { font-size: 2rem; margin-bottom: 1rem; }
.offering__link {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.35s ease;
}
.offering__link::after { content: '→'; }
.offering:hover .offering__link { opacity: 1; transform: translateY(0); color: var(--gold-light); }

/* =============================================
   TRIP CARDS
============================================= */
.trips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.trip-card { border: 1px solid #ddd; overflow: hidden; transition: box-shadow 0.3s; }
.trip-card:hover { box-shadow: 0 12px 40px rgba(13,33,55,0.1); }
.trip-card__img { aspect-ratio: 16/10; overflow: hidden; }
.trip-card__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.trip-card:hover .trip-card__img img { transform: scale(1.04); }
.trip-card__body { padding: 1.75rem; }
.trip-card__title { font-family: var(--font-d); font-size: 1.5rem; margin-bottom: 0.75rem; }
.trip-card__text { font-size: 0.92rem; color: var(--muted); line-height: 1.7; margin-bottom: 1.5rem; }
.trip-card__meta {
  display: flex;
  gap: 1.5rem;
  padding: 1rem 0;
  margin-bottom: 1.25rem;
  border-top: 1px solid var(--sand);
}
.trip-card__meta-item { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.trip-card__meta-item strong {
  display: block;
  font-family: var(--font-d);
  font-size: 1.1rem;
  color: var(--navy);
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
}

/* =============================================
   HIGHLIGHTS
============================================= */
.highlights {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
}
.highlight { text-align: center; }
.highlight__icon { width: 48px; height: 48px; margin: 0 auto 1.5rem; color: var(--gold); }
.highlight__title { font-family: var(--font-d); font-size: 1.5rem; margin-bottom: 0.75rem; }
.highlight__text { font-size: 0.95rem; color: var(--muted); line-height: 1.7; }

/* =============================================
   GALLERY STRIP
============================================= */
.gallery-strip {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: repeat(2, 240px);
  gap: 4px;
}
.gallery-strip__item { overflow: hidden; }
.gallery-strip__item:first-child { grid-row: span 2; }
.gallery-strip__item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.gallery-strip__item:hover img { transform: scale(1.05); }

/* =============================================
   TESTIMONIALS
============================================= */
.testimonials { background: var(--navy); color: var(--white); padding: var(--pad) 0; text-align: center; }
.testimonials h2 { margin-bottom: 3rem; }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}
.testimonial {
  border: 1px solid rgba(255,255,255,0.1);
  padding: 2.5rem;
  text-align: left;
  position: relative;
}
.testimonial::before {
  content: '"';
  font-family: var(--font-d);
  font-size: 5rem;
  line-height: 0;
  position: absolute;
  top: 2rem; left: 2rem;
  color: var(--gold);
  opacity: 0.4;
}
.testimonial__text {
  font-family: var(--font-d);
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 1.5rem;
  padding-top: 1rem;
}
.testimonial__author { font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold-light); }

/* =============================================
   CTA BANNER
============================================= */
.cta-banner { position: relative; padding: var(--pad) 0; text-align: center; overflow: hidden; }
.cta-banner__bg { position: absolute; inset: 0; background: var(--navy); }
.cta-banner__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.25; }
.cta-banner__content { position: relative; z-index: 1; color: var(--white); }
.cta-banner h2 { font-size: clamp(2rem, 5vw, 4rem); margin-bottom: 1rem; }
.cta-banner p { font-size: 1.05rem; opacity: 0.8; max-width: 480px; margin: 0 auto 2.5rem; }

/* =============================================
   PAGE HERO (inner pages)
============================================= */
.page-hero {
  position: relative;
  height: 60vh;
  min-height: 400px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}
.page-hero__bg { position: absolute; inset: 0; background: var(--navy); }
.page-hero__bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.55; }
.page-hero__overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,33,55,0.75) 0%, transparent 60%);
}
.page-hero__content { position: relative; z-index: 1; color: var(--white); padding-bottom: 3.5rem; }
.page-hero__content h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 300; }

/* =============================================
   GALLERY PAGE
============================================= */
.gallery-masonry { columns: 3; column-gap: 8px; }
.gallery-masonry__item { break-inside: avoid; margin-bottom: 8px; overflow: hidden; cursor: pointer; }
.gallery-masonry__item img { width: 100%; display: block; transition: transform 0.5s, opacity 0.3s; }
.gallery-masonry__item:hover img { transform: scale(1.03); opacity: 0.9; }

.lightbox {
  display: none;
  position: fixed; inset: 0;
  background: rgba(13,33,55,0.95);
  z-index: 200;
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; object-fit: contain; }
.lightbox__close {
  position: absolute;
  top: 1.5rem; right: 2rem;
  color: var(--white);
  font-size: 2.5rem;
  line-height: 1;
  opacity: 0.7;
  transition: opacity 0.2s;
}
.lightbox__close:hover { opacity: 1; }

/* =============================================
   CONTACT FORM
============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}
.contact-detail { margin-bottom: 1.25rem; font-size: 0.92rem; }
.contact-detail span {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.25rem;
}
.cf label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.5rem;
}
.cf input, .cf select, .cf textarea {
  width: 100%;
  border: 1px solid #ddd;
  background: var(--white);
  padding: 0.85rem 1rem;
  font-family: var(--font-b);
  font-size: 0.95rem;
  color: var(--text);
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
  transition: border-color 0.25s;
}
.cf input:focus, .cf select:focus, .cf textarea:focus { border-color: var(--gold); }
.cf textarea { resize: vertical; min-height: 140px; }
.cf .row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 1rem; }
.cf .group { margin-bottom: 1rem; }
.cf .btn { width: 100%; margin-top: 0.5rem; padding: 1.1rem; }

/* Success message */
.form-success {
  background: var(--sand);
  border-left: 3px solid var(--gold);
  padding: 1.5rem 2rem;
  margin-bottom: 2rem;
}
.form-success p { margin: 0; }
.form-success p + p { margin-top: 0.4rem; color: var(--muted); font-size: 0.9rem; }

/* =============================================
   FOOTER
============================================= */
.site-footer { background: var(--navy); color: rgba(255,255,255,0.7); padding: 4rem 0 2rem; }
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 2rem;
}
.footer__brand {
  font-family: var(--font-d);
  font-size: 1.6rem;
  font-weight: 500;
  color: var(--white);
  margin-bottom: 1rem;
  display: block;
}
.footer__brand span { color: var(--gold); }
.footer__desc { font-size: 0.9rem; line-height: 1.75; max-width: 300px; }
.footer__heading {
  font-family: var(--font-b);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.25rem;
}
.footer__links li { margin-bottom: 0.6rem; }
.footer__links a { font-size: 0.9rem; transition: color 0.25s; }
.footer__links a:hover { color: var(--white); }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  opacity: 0.5;
  flex-wrap: wrap;
  gap: 1rem;
}

/* =============================================
   ANIMATIONS
============================================= */
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* =============================================
   WORDPRESS CORE
============================================= */
.wp-caption { margin-bottom: 1rem; }
.wp-caption-text { font-size: 0.85rem; color: var(--muted); margin-top: 0.4rem; }
.alignleft { float: left; margin: 0 1.5rem 1rem 0; }
.alignright { float: right; margin: 0 0 1rem 1.5rem; }
.aligncenter { display: block; margin: 0 auto 1rem; }
.screen-reader-text {
  border: 0; clip: rect(1px,1px,1px,1px);
  clip-path: inset(50%); height: 1px; margin: -1px;
  overflow: hidden; padding: 0; position: absolute;
  width: 1px; word-wrap: normal !important;
}
.skip-link { position: absolute; top: -100px; left: 0; }
.skip-link:focus { top: 0; }

/* =============================================
   RESPONSIVE
============================================= */
@media (max-width: 1024px) {
  .highlights { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .gallery-masonry { columns: 2; }
}
@media (max-width: 768px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: flex; }
  .offerings { grid-template-columns: 1fr; }
  .offering { aspect-ratio: 16/9; }
  .about-split { grid-template-columns: 1fr; }
  .about-split__img { aspect-ratio: 16/9; }
  .split { grid-template-columns: 1fr; }
  .split--flip { direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; }
  .cf .row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .gallery-strip { grid-template-columns: 1fr 1fr; grid-template-rows: repeat(3, 180px); }
  .gallery-strip__item:first-child { grid-row: span 1; }
  .highlights { grid-template-columns: 1fr; }
  .hero__actions { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .footer__grid { grid-template-columns: 1fr; }
  .gallery-masonry { columns: 1; }
  .trips-grid { grid-template-columns: 1fr; }
}