@import url('https://fonts.googleapis.com/css2?family=DM+Mono:ital,wght@0,400;0,500;1,400&family=Manrope:wght@400;500;600;700&display=swap');

/* ==========================================================================
   PANAM DESIGN SYSTEM — INSTITUTIONAL LEGAL PRECISION
   ========================================================================== */

:root {
  color-scheme: light;

  /* Canonical PANAM Core Palette (Source of Truth) */
  --panam-ink: #1F1F1F;
  --panam-paper: #FAF8F3;
  --panam-gold: #D4B574;

  /* Functional Core Mappings */
  --ink: var(--panam-ink);
  --paper: var(--panam-paper);
  --gold: var(--panam-gold);

  /* Canonical PANAM Typography */
  --font-primary: 'Manrope', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'DM Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Supporting / Derived Tones (Allowed only as supporting contrast tones, never replacements) */
  --panam-ink-surface: #272727;        /* Supporting dark surface for form & elevated cards */
  --panam-ink-footer: #151515;         /* Supporting footer surface */
  --panam-ink-soft: #4B4A47;           /* Secondary text on paper (contrast ratio 7.4:1 - passes WCAG AAA) */
  --panam-ink-muted: #66625B;          /* Muted editorial notes on paper (contrast ratio 4.9:1 - passes WCAG AA) */
  --panam-ink-muted-dark: #B3AEA6;     /* Secondary text on dark ink (contrast ratio 7.2:1 - passes WCAG AA) */

  --panam-paper-soft: #F4EFE6;         /* Alternate section backing */
  --panam-paper-accent: #ECE5D8;       /* Supporting subtle tone */

  /* Gold WCAG Supporting Tones (strictly for accessible text on light paper) */
  --panam-gold-deep: #8A6827;          /* 4.8:1 contrast on #FAF8F3 for accessible text (passes WCAG AA) */
  --panam-gold-deep-hover: #70521B;    /* 6.2:1 contrast for active hover links on light */
  --panam-gold-subtle: rgba(212, 181, 116, 0.14);

  /* Architectural Seams */
  --panam-line-light: rgba(31, 31, 31, 0.12);
  --panam-line-light-strong: rgba(31, 31, 31, 0.22);
  --panam-line-dark: rgba(250, 248, 243, 0.12);
  --panam-line-dark-strong: rgba(250, 248, 243, 0.22);
  --panam-line-gold: rgba(212, 181, 116, 0.38);

  /* Functional Supporting Aliases */
  --ink-soft: var(--panam-ink-soft);
  --ink-muted: var(--panam-ink-muted);
  --paper-soft: var(--panam-paper-soft);
  --gold-deep: var(--panam-gold-deep);
  --line: var(--panam-line-light);
  --line-light: var(--panam-line-dark);

  /* Spatial Scale (Base 8px System) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Layout Constrainers */
  --max: 1240px;
  --radius-xs: 2px;
  --radius: 2px;
  --header-height: 84px;

  /* Elevation & Precision Shadows */
  --shadow-subtle: 0 1px 3px rgba(20, 20, 19, 0.04), 0 8px 24px rgba(20, 20, 19, 0.04);
  --shadow-card: 0 4px 16px rgba(20, 20, 19, 0.05), 0 16px 40px rgba(20, 20, 19, 0.06);
  --shadow-dark-card: 0 12px 36px rgba(0, 0, 0, 0.35);

  /* Restrained Motion Curves */
  --ease-out-quad: cubic-bezier(0.25, 1, 0.5, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);
  --duration-fast: 160ms;
  --duration-normal: 240ms;
  --duration-smooth: 380ms;
}

/* Base Reset & Typography Standards */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background-color: var(--paper);
  font-family: var(--font-primary);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  position: fixed;
  width: 100%;
  overflow: hidden;
  touch-action: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, textarea {
  font-family: var(--font-primary);
  color: inherit;
}

button, a {
  -webkit-tap-highlight-color: transparent;
}

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

/* Layout Container */
.container {
  width: min(calc(100% - 48px), var(--max));
  margin-inline: auto;
}

@media (min-width: 1024px) {
  .container {
    width: min(calc(100% - 64px), var(--max));
  }
}

/* Accessibility Utilities */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: -80px;
  left: 24px;
  background: var(--panam-gold);
  color: var(--panam-ink);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 12px 20px;
  border: 1px solid var(--panam-ink);
  box-shadow: var(--shadow-card);
  transition: top var(--duration-normal) var(--ease-out-quad);
}

.skip-link:focus {
  top: 24px;
}

:where(a, button, input, textarea):focus-visible {
  outline: 2px solid var(--panam-gold-deep);
  outline-offset: 3px;
}

.section-dark :where(a, button, input, textarea):focus-visible {
  outline: 2px solid var(--panam-gold);
  outline-offset: 3px;
}

/* Meta & Technical Typography */
.eyebrow,
.section-index,
.section-caption,
.person-role,
.material-meta,
.contact-placeholders span,
.hero-bottom,
.hero-note,
.system-symbol span {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0 0 var(--space-6);
  color: var(--gold-deep);
}

.section-index {
  margin: 0;
  color: var(--gold-deep);
}

/* Typography Hierarchy */
h1, h2, h3, h4, p {
  margin-top: 0;
}

h1, h2, h3, h4 {
  font-family: var(--font-primary);
  font-weight: 500;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

h1, h2 {
  line-height: 1.02;
}

h1 {
  max-width: 780px;
  margin-bottom: var(--space-8);
  font-size: clamp(54px, 7.8vw, 108px);
}

h1 em {
  font-style: normal;
  color: var(--gold-deep);
}

h2 {
  margin-bottom: var(--space-6);
  font-size: clamp(40px, 5.2vw, 76px);
  line-height: 1.05;
}

h2 span {
  color: var(--gold-deep);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  width: 100%;
  color: var(--ink);
  background: rgba(250, 248, 243, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: background var(--duration-normal) var(--ease-in-out),
              border-color var(--duration-normal) var(--ease-in-out),
              box-shadow var(--duration-normal) var(--ease-in-out);
}

.site-header.scrolled {
  background: rgba(250, 248, 243, 0.94);
  border-bottom-color: var(--line);
  box-shadow: 0 1px 12px rgba(20, 20, 19, 0.04);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
}

.brand img {
  width: 160px;
  height: auto;
  transition: opacity var(--duration-fast) var(--ease-in-out);
}

.brand:hover img {
  opacity: 0.82;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav a {
  position: relative;
  padding: 8px 0;
  color: var(--panam-ink);
  opacity: 0.78;
  transition: opacity var(--duration-fast) var(--ease-in-out),
              color var(--duration-fast) var(--ease-in-out);
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--panam-gold-deep);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-normal) var(--ease-out-quad);
}

.site-nav a:hover,
.site-nav a.active,
.site-nav a[aria-current="true"] {
  opacity: 1;
  color: var(--panam-gold-deep);
}

.site-nav a.active::after,
.site-nav a[aria-current="true"]::after {
  transform: scaleX(1);
}

.site-nav .nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  color: var(--panam-paper);
  background: var(--panam-ink);
  border: 1px solid var(--panam-ink);
  border-radius: var(--radius);
  opacity: 1;
  transition: background var(--duration-normal) var(--ease-out-quad),
              border-color var(--duration-normal) var(--ease-out-quad),
              color var(--duration-normal) var(--ease-out-quad),
              transform var(--duration-fast) var(--ease-out-quad);
}

.site-nav .nav-cta::after {
  display: none;
}

.site-nav .nav-cta:hover {
  color: var(--panam-ink);
  background: var(--panam-gold);
  border-color: var(--panam-gold);
  transform: translateY(-1px);
}

.nav-cta span,
.button span {
  display: inline-block;
  margin-left: 8px;
  font-size: 14px;
  line-height: 1;
  transition: transform var(--duration-fast) var(--ease-out-quad);
}

.button:hover span,
.nav-cta:hover span {
  transform: translate(2px, -2px);
}

.menu-toggle {
  display: none;
  min-width: 44px;
  min-height: 44px;
  padding: 10px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 24px;
  height: 1.5px;
  margin: 5px auto;
  background-color: var(--panam-ink);
  transition: transform var(--duration-normal) var(--ease-out-quad),
              background-color var(--duration-fast);
}

/* ==========================================================================
   BUTTONS & ACTIONS
   ========================================================================== */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid transparent;
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out-quad),
              background-color var(--duration-normal) var(--ease-out-quad),
              color var(--duration-normal) var(--ease-out-quad),
              border-color var(--duration-normal) var(--ease-out-quad),
              box-shadow var(--duration-normal) var(--ease-out-quad);
}

.button:hover {
  transform: translateY(-1.5px);
}

.button-dark {
  color: var(--panam-paper);
  background: var(--panam-ink);
  border-color: var(--panam-ink);
}

.button-dark:hover {
  color: var(--panam-ink);
  background: var(--panam-gold);
  border-color: var(--panam-gold);
  box-shadow: 0 6px 20px rgba(212, 181, 116, 0.28);
}

.button-light {
  color: var(--panam-ink);
  background: var(--panam-paper);
  border-color: var(--panam-paper);
}

.button-light:hover {
  color: var(--panam-ink);
  background: var(--panam-gold);
  border-color: var(--panam-gold);
}

.button-outline {
  color: var(--panam-ink);
  background: transparent;
  border-color: var(--panam-line-light-strong);
}

.button-outline:hover {
  color: var(--panam-paper);
  background: var(--panam-ink);
  border-color: var(--panam-ink);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 4px 0;
  border-bottom: 1px solid var(--panam-gold-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--panam-ink);
  transition: color var(--duration-fast) var(--ease-in-out),
              border-color var(--duration-fast) var(--ease-in-out);
}

.text-link span {
  color: var(--gold-deep);
  font-size: 14px;
  transition: transform var(--duration-fast) var(--ease-out-quad);
}

.text-link:hover {
  color: var(--gold-deep);
  border-bottom-color: var(--gold-deep);
}

.text-link:hover span {
  transform: translateY(2px);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: calc(var(--header-height) + var(--space-12)) 0 var(--space-8);
  background: var(--paper);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(31, 31, 31, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(31, 31, 31, 0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 80% 40%, black 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at 80% 40%, black 20%, transparent 75%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  align-items: center;
  gap: var(--space-12);
  margin-top: auto;
  margin-bottom: auto;
}

.hero-copy {
  max-width: 680px;
}

.hero-lead {
  max-width: 500px;
  color: var(--ink-soft);
  font-size: clamp(17px, 1.25vw, 19px);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-top: var(--space-10);
}

.hero-mark {
  justify-self: end;
  width: min(100%, 480px);
}

.mark-frame {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  border: 1px solid var(--panam-line-light-strong);
  background:
    radial-gradient(circle at 65% 35%, rgba(212, 181, 116, 0.18), transparent 50%),
    linear-gradient(145deg, rgba(255, 253, 248, 0.9), rgba(238, 230, 216, 0.5));
  box-shadow: var(--shadow-card);
  transition: transform var(--duration-smooth) var(--ease-out-quad),
              box-shadow var(--duration-smooth) var(--ease-out-quad);
}

.mark-frame:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(20, 20, 19, 0.08);
}

.hero-mark-svg {
  width: 56%;
  height: auto;
  filter: drop-shadow(0 14px 20px rgba(31, 31, 31, 0.07));
}

.hero-note {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-4);
  padding: 0 var(--space-1);
  color: var(--ink-soft);
}

.hero-note span:first-child {
  color: var(--gold-deep);
}

.hero-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--space-8);
  border-top: 1px solid var(--line);
  color: var(--ink-muted);
}

.hero-bottom b {
  color: var(--gold-deep);
  padding: 0 var(--space-2);
}

/* ==========================================================================
   SECTIONS GENERAL
   ========================================================================== */

.section {
  padding: var(--space-24) 0;
  border-top: 1px solid var(--line);
}

@media (min-width: 1024px) {
  .section {
    padding: var(--space-32) 0;
  }
}

.section-dark {
  color: var(--paper);
  background-color: var(--panam-ink);
  border-top-color: rgba(0, 0, 0, 0.35);
}

.section-dark .section-index,
.section-dark .section-caption {
  color: var(--panam-gold);
}

.section-dark h2 span {
  color: var(--panam-gold);
}

.section-topline {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--line-light);
  padding-bottom: var(--space-4);
}

.section-caption {
  color: var(--panam-ink-muted-dark);
}

.section-intro-row {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: var(--space-12);
  align-items: end;
  padding: var(--space-12) 0 var(--space-12);
}

.section-intro-row h2 {
  margin-bottom: 0;
}

.section-intro-row > p {
  max-width: 420px;
  margin-bottom: var(--space-2);
  color: var(--panam-ink-muted-dark);
  font-size: 16px;
  line-height: 1.6;
}

/* ==========================================================================
   SECTION: ABOUT / INTRO
   ========================================================================== */

.split-heading {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: var(--space-12);
}

.intro-body {
  max-width: 640px;
  font-size: clamp(18px, 1.35vw, 21px);
  line-height: 1.65;
}

.intro-body p:first-child {
  color: var(--ink);
  margin-bottom: var(--space-6);
}

.intro-body .muted,
.muted {
  color: var(--ink-muted);
  font-size: 15px;
  line-height: 1.6;
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  margin-top: var(--space-16);
}

.principle-card {
  display: flex;
  flex-direction: column;
  padding-top: var(--space-6);
  border-top: 1px solid var(--panam-line-light-strong);
  transition: transform var(--duration-normal) var(--ease-out-quad);
}

.principle-card:hover {
  transform: translateY(-2px);
}

.principle-number {
  color: var(--panam-gold-deep);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.principle-card h3 {
  margin: var(--space-10) 0 var(--space-3);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.02em;
}

.principle-card p {
  max-width: 320px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 15px;
  line-height: 1.6;
}

/* ==========================================================================
   SECTION: PRACTICES (GRID SYSTEM)
   ========================================================================== */

.practice-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background-color: var(--panam-line-dark);
  border: 1px solid var(--panam-line-dark);
}

.practice-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 310px;
  padding: var(--space-8);
  background: var(--panam-ink);
  transition: background-color var(--duration-normal) var(--ease-out-quad),
              box-shadow var(--duration-normal) var(--ease-out-quad);
}

.practice-card:hover,
.practice-card:focus-within,
.practice-card.featured {
  z-index: 1;
  background-color: var(--panam-ink-surface);
  box-shadow: inset 0 0 0 1px var(--panam-line-gold);
}

.practice-card > span {
  color: var(--panam-gold);
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.practice-card h3 {
  max-width: 260px;
  margin: var(--space-12) 0 var(--space-3);
  font-size: 22px;
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.practice-card p {
  max-width: 280px;
  margin-bottom: 0;
  color: var(--panam-ink-muted-dark);
  font-size: 14px;
  line-height: 1.55;
}

.practice-card > a {
  position: absolute;
  right: var(--space-6);
  bottom: var(--space-6);
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  color: var(--panam-gold);
  font-size: 22px;
  border-radius: var(--radius);
  transition: transform var(--duration-fast) var(--ease-out-quad),
              background-color var(--duration-fast);
}

.practice-card > a:hover {
  transform: translate(2px, -2px);
  background-color: var(--panam-gold-subtle);
}

/* ==========================================================================
   SECTION: PANAM SYSTEM (LEGALTECH CONSOLE ARCHITECTURE)
   ========================================================================== */

.system {
  background: var(--paper-soft);
  border-top-color: var(--panam-line-light-strong);
}

.system-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  gap: var(--space-12);
  align-items: stretch;
}

.system-symbol {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-8);
  border: 1px solid var(--panam-line-light-strong);
  background: var(--paper);
  box-shadow: var(--shadow-card);
}

/* Architectural Framing Ticks */
.system-symbol::before,
.system-symbol::after {
  content: '';
  position: absolute;
  width: 8px;
  height: 8px;
  border-color: var(--panam-gold-deep);
  pointer-events: none;
}

.system-symbol::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--panam-gold-deep);
  border-left: 2px solid var(--panam-gold-deep);
}

.system-symbol::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid var(--panam-gold-deep);
  border-right: 2px solid var(--panam-gold-deep);
}

.system-symbol img {
  width: min(100%, 340px);
  height: auto;
  margin: var(--space-4) 0;
}

.system-symbol span {
  display: inline-block;
  color: var(--panam-gold-deep);
  font-weight: 500;
}

.system-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-2) 0;
}

.system-lead {
  max-width: 620px;
  margin-bottom: var(--space-8);
  color: var(--ink-soft);
  font-size: clamp(17px, 1.25vw, 19px);
  line-height: 1.6;
}

/* Precision Analytical Architecture Grid for Modules */
.system-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin: 0 0 var(--space-10);
  background-color: var(--panam-line-light);
  border: 1px solid var(--panam-line-light-strong);
}

.system-list > div {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  background-color: var(--paper);
  transition: background-color var(--duration-fast) var(--ease-out-quad);
}

.system-list > div:hover {
  background-color: var(--panam-paper-soft);
}

.system-list b {
  color: var(--panam-gold-deep);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
}

.system-list span {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.4;
}

.system-copy .button {
  align-self: flex-start;
}

/* ==========================================================================
   SECTION: TEAM
   ========================================================================== */

.section-soft {
  background: var(--paper-soft);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.person-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  background: var(--paper);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-subtle);
  transition: transform var(--duration-normal) var(--ease-out-quad),
              box-shadow var(--duration-normal) var(--ease-out-quad);
}

.person-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card);
}

.person-placeholder {
  display: grid;
  place-items: center;
  aspect-ratio: 1.15;
  margin-bottom: var(--space-6);
  background: linear-gradient(145deg, #ded5c5, #cbbeaa);
  border: 1px solid var(--panam-line-light);
  color: var(--panam-gold-deep);
  font-family: var(--font-mono);
  font-size: clamp(64px, 6vw, 96px);
  font-weight: 500;
  letter-spacing: -0.05em;
  user-select: none;
}

.person-role {
  margin-bottom: var(--space-2);
  color: var(--panam-gold-deep);
}

.person-card h3 {
  margin-bottom: var(--space-2);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.person-card p:last-child {
  max-width: 280px;
  margin-bottom: 0;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.55;
}

/* ==========================================================================
   SECTION: MATERIALS
   ========================================================================== */

.material-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.material-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-6);
  border: 1px solid var(--line);
  background: var(--paper);
  transition: transform var(--duration-normal) var(--ease-out-quad),
              border-color var(--duration-normal) var(--ease-out-quad),
              box-shadow var(--duration-normal) var(--ease-out-quad);
}

.material-card:hover {
  transform: translateY(-2px);
  border-color: var(--panam-line-light-strong);
  box-shadow: var(--shadow-subtle);
}

.material-number {
  margin-bottom: var(--space-4);
  color: var(--panam-gold-deep);
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 500;
  line-height: 1;
}

.material-meta {
  margin-bottom: var(--space-3);
  color: var(--panam-gold-deep);
}

.material-card h3 {
  min-height: 72px;
  margin: 0 0 var(--space-6);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.material-card a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
  padding-top: var(--space-4);
  color: var(--ink-soft);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color var(--duration-fast);
}

.material-card a span {
  color: var(--panam-gold-deep);
  font-size: 14px;
  transition: transform var(--duration-fast) var(--ease-out-quad);
}

.material-card:hover a {
  color: var(--panam-gold-deep);
}

.material-card:hover a span {
  transform: translate(2px, -2px);
}

/* ==========================================================================
   SECTION: CONTACTS
   ========================================================================== */

.contacts-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  gap: var(--space-16);
  align-items: start;
}

.contacts h2 {
  margin-top: var(--space-8);
}

.contacts-lead {
  max-width: 480px;
  color: var(--panam-ink-muted-dark);
  font-size: 16px;
  line-height: 1.6;
}

.contact-placeholders {
  max-width: 460px;
  margin-top: var(--space-12);
  border-top: 1px solid var(--line-light);
}

.contact-placeholders div {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--line-light);
}

.contact-placeholders span {
  color: var(--panam-gold);
}

.contact-placeholders strong {
  font-weight: 500;
  color: var(--paper);
  font-size: 15px;
}

/* Form Precision Layout */
.contact-form {
  padding: var(--space-8);
  background: var(--panam-ink-surface);
  border: 1px solid var(--panam-line-dark-strong);
  box-shadow: var(--shadow-dark-card);
}

.contact-form label {
  display: block;
  margin-bottom: var(--space-6);
  color: var(--panam-paper);
  font-size: 13px;
  font-weight: 500;
}

.contact-form input:not([type="checkbox"]),
.contact-form textarea {
  width: 100%;
  margin-top: var(--space-2);
  padding: 12px 14px;
  color: var(--paper);
  background: rgba(31, 31, 31, 0.7);
  border: 1px solid var(--panam-line-dark-strong);
  border-radius: var(--radius-xs);
  outline: none;
  font-family: var(--font-primary);
  font-size: 14px;
  line-height: 1.5;
  transition: border-color var(--duration-fast) var(--ease-out-quad),
              background-color var(--duration-fast) var(--ease-out-quad);
}

.contact-form textarea {
  min-height: 100px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--panam-gold);
  background: rgba(31, 31, 31, 0.95);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: #9E9A92;
}

.consent {
  display: flex !important;
  gap: var(--space-3);
  align-items: flex-start;
  margin-bottom: var(--space-6);
  color: var(--panam-ink-muted-dark) !important;
  font-size: 12px !important;
  line-height: 1.5;
  cursor: pointer;
}

.consent input {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 2px;
  accent-color: var(--panam-gold);
  cursor: pointer;
}

.form-status {
  min-height: 20px;
  margin: var(--space-4) 0 0;
  color: var(--panam-gold);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background: var(--panam-ink-footer);
  color: var(--paper);
  border-top: 1px solid var(--panam-line-dark);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 96px;
}

.footer-inner p {
  margin: 0;
  color: var(--panam-ink-muted-dark);
  font-size: 13px;
}

.footer-inner .brand img {
  opacity: 0.9;
}

.back-top {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--panam-gold);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.05em;
  padding: 8px 12px;
  transition: opacity var(--duration-fast);
}

.back-top:hover {
  opacity: 0.8;
}

/* ==========================================================================
   INTERSECTION OBSERVER REVEAL ANIMATIONS
   ========================================================================== */

.js .reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--duration-smooth) var(--ease-out-quad),
              transform var(--duration-smooth) var(--ease-out-quad);
  will-change: opacity, transform;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   RESPONSIVE DESIGN (TABLET & MOBILE PRECISION)
   ========================================================================== */

/* Tablet Intermediate Breakpoint (741px - 1024px) */
@media (max-width: 1024px) and (min-width: 741px) {
  .hero-grid {
    grid-template-columns: 1fr 340px;
    gap: var(--space-8);
  }

  .principle-grid,
  .team-grid,
  .material-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .practice-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .system-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .system-symbol {
    min-height: auto;
    flex-direction: row;
    align-items: center;
  }

  .contacts-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
}

/* Mobile & Narrow Viewports (<= 740px) */
@media (max-width: 740px) {
  :root {
    --header-height: 70px;
  }

  .container {
    width: min(calc(100% - 32px), var(--max));
  }

  .header-inner {
    min-height: var(--header-height);
  }

  .brand img {
    width: 136px;
  }

  .menu-toggle {
    display: block;
    z-index: 120;
  }

  .site-nav {
    position: fixed;
    inset: var(--header-height) 0 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: var(--space-6) var(--space-6) var(--space-10);
    background: var(--paper);
    border-top: 1px solid var(--line);
    transform: translateX(100%);
    transition: transform var(--duration-normal) var(--ease-out-quad);
    overflow-y: auto;
    z-index: 110;
  }

  .site-nav.open {
    transform: translateX(0);
    box-shadow: var(--shadow-card);
  }

  .site-nav a {
    min-height: 48px;
    display: flex;
    align-items: center;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--line);
    font-size: 13px;
  }

  .site-nav a::after {
    display: none;
  }

  .site-nav .nav-cta {
    margin-top: var(--space-6);
    min-height: 48px;
    justify-content: center;
  }

  .menu-toggle[aria-expanded="true"] span:not(.sr-only):first-of-type {
    transform: translateY(3.5px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:not(.sr-only):last-of-type {
    transform: translateY(-3px) rotate(-45deg);
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + var(--space-8));
    padding-bottom: var(--space-8);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    gap: var(--space-8);
  }

  h1 {
    font-size: clamp(46px, 14vw, 72px);
    margin-bottom: var(--space-5);
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    margin-top: var(--space-6);
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-mark {
    width: 100%;
    max-width: 360px;
    margin-inline: auto;
  }

  .hero-bottom {
    margin-top: var(--space-8);
    font-size: 10px;
  }

  .hero-bottom span:last-child {
    display: none;
  }

  .section {
    padding: var(--space-16) 0;
  }

  .split-heading,
  .section-intro-row,
  .system-grid,
  .contacts-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  h2 {
    font-size: clamp(34px, 10vw, 48px);
    margin-bottom: var(--space-4);
  }

  .intro-body {
    font-size: 16px;
  }

  .principle-grid,
  .practice-grid,
  .team-grid,
  .material-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .system-list {
    grid-template-columns: 1fr;
  }

  .system-symbol {
    padding: var(--space-6);
  }

  .system-symbol img {
    width: 220px;
  }

  .practice-card {
    min-height: 240px;
    padding: var(--space-6);
  }

  .practice-card h3 {
    margin-top: var(--space-8);
  }

  .contact-form {
    padding: var(--space-6);
  }

  .footer-inner {
    flex-direction: column;
    gap: var(--space-4);
    align-items: flex-start;
    padding: var(--space-6) 0;
  }
}

/* ==========================================================================
   ACCESSIBILITY: REDUCED MOTION PREFERENCE
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .js .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}