/* ============ TOKENS ============ */
:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.4rem + 2.5vw, 3.4rem);

  --space-1: 0.25rem; --space-2: 0.5rem; --space-3: 0.75rem; --space-4: 1rem;
  --space-5: 1.25rem; --space-6: 1.5rem; --space-8: 2rem; --space-10: 2.5rem;
  --space-12: 3rem; --space-16: 4rem; --space-20: 5rem; --space-24: 6rem;

  /* SEA & SAND palette */
  --color-bg: #faf8f4;
  --color-surface: #ffffff;
  --color-surface-offset: #f1ece3;
  --color-divider: #e4ded2;
  --color-border: #d6cfc0;

  --color-text: #22282a;
  --color-text-muted: #6d6f6e;
  --color-text-faint: #a3a4a0;
  --color-text-inverse: #f7f4ee;

  --color-primary: #0b4b57;
  --color-primary-hover: #093c46;
  --color-accent: #b98436;

  --radius-sm: 0.375rem; --radius-md: 0.5rem; --radius-lg: 0.75rem; --radius-xl: 1.25rem;

  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --shadow-sm: 0 1px 2px rgba(34, 40, 42, 0.06);
  --shadow-md: 0 4px 16px rgba(34, 40, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(34, 40, 42, 0.14);

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Manrope', 'Helvetica Neue', sans-serif;
}

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

html {
  -webkit-text-size-adjust: none; text-size-adjust: none;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, svg { display: block; max-width: 100%; height: auto; }
ul[role='list'], ol[role='list'] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }

h1, h2, h3 { text-wrap: balance; line-height: 1.15; }
p, li { text-wrap: pretty; max-width: 72ch; }

a, button, input, textarea, select {
  transition: color var(--transition), background var(--transition),
    border-color var(--transition), box-shadow var(--transition);
}

::selection { background: rgba(11, 75, 87, 0.18); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }

button { cursor: pointer; background: none; border: none; }

.wrap { width: min(1120px, 100% - var(--space-10)); margin-inline: auto; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

/* ============ HEADER ============ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 248, 244, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-divider);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-6); padding-block: var(--space-4);
}
.brand { display: inline-flex; align-items: center; gap: var(--space-3); text-decoration: none; color: var(--color-text); }
.brand-mark { color: var(--color-primary); display: grid; place-items: center; }
.brand-name { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 600; letter-spacing: 0.04em; display: flex; flex-direction: column; line-height: 1.1; }
.brand-sub { font-family: var(--font-body); font-size: var(--text-xs); font-weight: 500; letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-text-muted); font-style: normal; margin-top: 2px; }

.main-nav { display: flex; gap: clamp(var(--space-4), 3vw, var(--space-8)); }
.main-nav a {
  font-size: var(--text-sm); font-weight: 600; color: var(--color-text-muted);
  text-decoration: none; letter-spacing: 0.01em;
}
.main-nav a:hover { color: var(--color-primary); }

.lang-switch { display: flex; gap: var(--space-1); align-items: center; }
.lang-btn {
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.06em;
  color: var(--color-text-muted); padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full); text-transform: uppercase;
}
.lang-btn:hover { color: var(--color-primary); }
.lang-btn.is-active { color: var(--color-text-inverse); background: var(--color-primary); }

@media (max-width: 820px) {
  .header-inner { flex-wrap: wrap; row-gap: var(--space-2); column-gap: var(--space-3); }
  .brand-name { font-size: var(--text-base); }
  .brand-sub { display: none; }
  .lang-switch { margin-left: auto; gap: 2px; }
  .lang-btn { font-size: var(--text-xs); padding: var(--space-1) 6px; }
  .main-nav {
    order: 3; width: 100%; display: flex; flex-wrap: wrap;
    gap: var(--space-2) var(--space-6); padding-top: var(--space-2);
    border-top: 1px solid var(--color-divider);
  }
  .main-nav a { font-size: var(--text-xs); padding-block: var(--space-1); }
}

/* ============ HERO ============ */
.hero { position: relative; isolation: isolate; min-height: 88vh; display: grid; align-items: end; }
.hero-media {
  position: absolute; inset: 0; z-index: -1;
  background-image: linear-gradient(to top, rgba(8, 32, 38, 0.78) 0%, rgba(8, 32, 38, 0.25) 55%, rgba(8, 32, 38, 0.35) 100%), url('img/hero.jpg');
  background-size: cover; background-position: center 62%;
}
.hero-content { padding-block: var(--space-24) var(--space-16); color: var(--color-text-inverse); max-width: 720px; }
.kicker {
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(247, 244, 238, 0.85); margin-bottom: var(--space-5);
}
.hero-title {
  font-family: var(--font-display); font-weight: 500;
  font-size: var(--text-2xl); line-height: 1.12; margin-bottom: var(--space-6);
  max-width: 18ch;
}
.hero-sub { font-size: var(--text-lg); font-weight: 300; max-width: 52ch; color: rgba(247, 244, 238, 0.92); margin-bottom: var(--space-10); }

/* ============ BUTTONS ============ */
.btn {
  display: inline-block; text-decoration: none; text-align: center;
  font-size: var(--text-sm); font-weight: 700; letter-spacing: 0.02em;
  padding: var(--space-4) var(--space-8); border-radius: var(--radius-full);
}
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); box-shadow: var(--shadow-md); }
.btn-primary:hover { background: var(--color-primary-hover); box-shadow: var(--shadow-lg); }
.hero .btn-primary { background: #f2ede3; color: var(--color-primary); }
.hero .btn-primary:hover { background: #ffffff; }

/* ============ SECTIONS ============ */
.section { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); }
.section-alt { background: var(--color-surface-offset); }
.section-title { font-family: var(--font-display); font-weight: 500; font-size: var(--text-xl); margin-bottom: var(--space-5); }
.section-sub { color: var(--color-text-muted); max-width: 62ch; margin-bottom: var(--space-12); }

/* About */
.about-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); align-items: center; }
.about-text p { color: var(--color-text-muted); margin-bottom: var(--space-5); }
.about-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); margin-top: var(--space-8); }
.about-cards li {
  background: var(--color-surface); border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg); padding: var(--space-5);
}
.about-cards h3 { font-size: var(--text-base); font-weight: 700; margin-bottom: var(--space-2); }
.about-cards p { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
.about-media { position: relative; }
.about-media img { border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); aspect-ratio: 4 / 3; object-fit: cover; }

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-cards { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .about-cards { grid-template-columns: 1fr; }
}

/* Strategy cards */
.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }
.card {
  background: var(--color-surface); border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg); padding: var(--space-6);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.card h3 { font-size: var(--text-lg); font-weight: 700; }
.card p { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
.card::before { content: ""; width: 28px; height: 3px; border-radius: 2px; background: var(--color-accent); }
@media (max-width: 1020px) { .cards-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .cards-grid { grid-template-columns: 1fr; } }

/* Process steps */
.steps { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-8) var(--space-10); counter-reset: step; }
.steps li { display: grid; grid-template-columns: auto 1fr; gap: var(--space-4); }
.step-num {
  font-family: var(--font-display); font-size: var(--text-lg); font-weight: 600;
  color: var(--color-primary); line-height: 1;
  border-bottom: 2px solid var(--color-accent); padding-bottom: var(--space-2); height: fit-content;
}
.steps h3 { font-size: var(--text-base); font-weight: 700; margin-bottom: var(--space-2); }
.steps p { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
@media (max-width: 760px) { .steps { grid-template-columns: 1fr; } }

/* Legal */
.legal-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); align-items: start; }
.legal-grid > div p { color: var(--color-text-muted); }
.legal-list { display: grid; gap: var(--space-4); }
.legal-list li {
  display: flex; align-items: flex-start; gap: var(--space-4);
  background: var(--color-surface); border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg); padding: var(--space-4) var(--space-5);
  font-size: var(--text-sm); font-weight: 600;
}
.legal-list li::before {
  content: ""; flex: none; width: 18px; height: 18px; margin-top: 3px; border-radius: 50%;
  background: var(--color-primary) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f7f4ee' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m4.5 12.5 5 5 10-11'/%3E%3C/svg%3E") center / 11px no-repeat;
}
@media (max-width: 860px) { .legal-grid { grid-template-columns: 1fr; } }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(var(--space-8), 5vw, var(--space-16)); align-items: start; }
.contact-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.contact-btn {
  display: flex; align-items: center; justify-content: center; gap: var(--space-3);
  padding: var(--space-4) var(--space-5); border-radius: var(--radius-full);
  border: 1px solid var(--color-border); background: var(--color-surface);
  color: var(--color-text); font-size: var(--text-sm); font-weight: 700; text-decoration: none;
}
.contact-btn:hover { border-color: var(--color-primary); color: var(--color-primary); box-shadow: var(--shadow-sm); }
@media (max-width: 560px) { .contact-buttons { grid-template-columns: 1fr; } }

.contact-form {
  background: var(--color-surface); border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl); padding: clamp(var(--space-6), 4vw, var(--space-10));
  box-shadow: var(--shadow-md);
}
.contact-form h3 { font-family: var(--font-display); font-weight: 500; font-size: var(--text-lg); margin-bottom: var(--space-6); }
.contact-form label { display: grid; gap: var(--space-2); margin-bottom: var(--space-5); }
.contact-form label span { font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-text-muted); }
.contact-form input, .contact-form textarea {
  width: 100%; padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-border); border-radius: var(--radius-md);
  background: var(--color-bg); font-size: var(--text-sm);
}
.contact-form input:focus, .contact-form textarea:focus { outline: 2px solid var(--color-primary); outline-offset: 1px; border-color: var(--color-primary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-5); }
.form-row label { margin-bottom: var(--space-5); }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; gap: 0; } }
.form-note { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-4); }
.form-status { font-size: var(--text-sm); font-weight: 600; margin-top: var(--space-3); min-height: 1.4em; }
.form-status.is-ok { color: #2e6b3a; }
.form-status.is-err { color: #a13544; }

/* ============ FOOTER ============ */
.site-footer { background: var(--color-primary); color: rgba(247, 244, 238, 0.85); padding-block: var(--space-16); }
.footer-brand { font-family: var(--font-display); font-size: var(--text-lg); color: var(--color-text-inverse); margin-bottom: var(--space-2); }
.footer-led { font-size: var(--text-sm); margin-bottom: var(--space-8); }
.footer-disclaimer { font-size: var(--text-xs); max-width: 78ch; color: rgba(247, 244, 238, 0.6); margin-bottom: var(--space-8); }
.footer-rights { font-size: var(--text-xs); color: rgba(247, 244, 238, 0.6); }