/* ============================================================
   Bridgeworks Public Affairs, LLC
   Palette derived from brand deck: navy / warm cream / gold
   ============================================================ */

:root,
[data-theme="light"] {
  /* Surfaces — warm cream */
  --color-bg: #f5f3ee;
  --color-surface: #ffffff;
  --color-surface-2: #faf9f5;
  --color-surface-offset: #efece4;
  --color-divider: #e2ddd2;
  --color-border: #d8d2c4;

  /* Navy field */
  --color-navy: #16273f;
  --color-navy-2: #1d3a5f;
  --color-navy-deep: #0f1d31;
  --color-navy-card: #233954;

  /* Text */
  --color-text: #1b2433;
  --color-text-muted: #5d6675;
  --color-text-faint: #9aa0ab;
  --color-text-inverse: #f5f3ee;

  /* Primary accent — navy (headings / structure) */
  --color-primary: #1d3a5f;
  --color-primary-hover: #16273f;

  /* Gold accent */
  --color-gold: #c9962f;
  --color-gold-hover: #b3831f;
  --color-gold-soft: #e8c873;

  /* On-navy text */
  --color-on-navy: #eef1f6;
  --color-on-navy-muted: #aab6c9;

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.875rem;
  --radius-xl: 1.25rem;
  --radius-full: 9999px;

  --transition-interactive: 220ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px rgba(22, 39, 63, 0.06);
  --shadow-md: 0 6px 20px rgba(22, 39, 63, 0.08);
  --shadow-lg: 0 18px 48px rgba(22, 39, 63, 0.14);

  --content-narrow: 680px;
  --content-default: 1040px;
  --content-wide: 1240px;

  --font-display: "Fraunces", Georgia, serif;
  --font-body: "General Sans", "Inter", system-ui, sans-serif;

  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.3vw, 0.95rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.15rem, 1rem + 0.6vw, 1.4rem);
  --text-xl: clamp(1.6rem, 1.2rem + 1.4vw, 2.3rem);
  --text-2xl: clamp(2.1rem, 1.4rem + 2.8vw, 3.6rem);
  --text-hero: clamp(2.8rem, 1.4rem + 5.4vw, 5.4rem);

  /* Spacing */
  --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;
  --space-32: 8rem;
}

[data-theme="dark"] {
  --color-bg: #101a29;
  --color-surface: #16243a;
  --color-surface-2: #1a2c45;
  --color-surface-offset: #1e3149;
  --color-divider: #28405e;
  --color-border: #2f4868;

  --color-text: #e7ecf3;
  --color-text-muted: #a3b0c4;
  --color-text-faint: #6f7f96;
  --color-text-inverse: #101a29;

  --color-primary: #cfe0f5;
  --color-primary-hover: #ffffff;

  --color-gold: #e0b455;
  --color-gold-hover: #ecc66f;
  --color-gold-soft: #f0d490;

  --color-on-navy: #eef1f6;
  --color-on-navy-muted: #aab6c9;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 18px 48px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #101a29;
    --color-surface: #16243a;
    --color-surface-2: #1a2c45;
    --color-surface-offset: #1e3149;
    --color-divider: #28405e;
    --color-border: #2f4868;
    --color-text: #e7ecf3;
    --color-text-muted: #a3b0c4;
    --color-text-faint: #6f7f96;
    --color-text-inverse: #101a29;
    --color-primary: #cfe0f5;
    --color-gold: #e0b455;
  }
}

/* ===================== 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: 5rem;
}

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);
  overflow-x: hidden;
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  text-wrap: balance;
  line-height: 1.08;
  font-weight: 560;
  letter-spacing: -0.015em;
  color: var(--color-text);
}

p {
  text-wrap: pretty;
  max-width: 68ch;
}

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

button {
  cursor: pointer;
  background: none;
  border: none;
  font: inherit;
  color: inherit;
}

a,
button {
  transition: color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
}

::selection {
  background: var(--color-gold-soft);
  color: var(--color-navy-deep);
}

:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.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;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ===================== Layout ===================== */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-4);
}

.section__head {
  max-width: 760px;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

.section__title {
  font-size: var(--text-2xl);
}

.section__lede {
  margin-top: var(--space-5);
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.55;
  font-family: var(--font-body);
}

/* ===================== Header ===================== */
.header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-interactive),
    background var(--transition-interactive);
}

.header--scrolled {
  border-bottom-color: var(--color-divider);
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: 4.75rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--color-text);
  white-space: nowrap;
}
.brand > span:last-child { display: inline-flex; flex-direction: column; }

.brand__mark {
  color: var(--color-gold);
  flex-shrink: 0;
}

.brand small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--color-text-faint);
  margin-top: 1px;
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-5), 2vw, var(--space-8));
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width var(--transition-interactive);
}

.nav__link:hover {
  color: var(--color-text);
}
.nav__link:hover::after {
  width: 100%;
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.theme-toggle:hover {
  color: var(--color-text);
  border-color: var(--color-gold);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 0.72rem 1.4rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-gold);
  color: #1a1305;
}
.btn--primary:hover {
  background: var(--color-gold-hover);
  transform: translateY(-2px);
  box-shadow: 0 10px 26px rgba(201, 150, 47, 0.32);
}

.btn--ghost {
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--ghost:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-hover);
}

.btn--on-navy {
  border-color: rgba(255, 255, 255, 0.28);
  color: var(--color-on-navy);
}
.btn--on-navy:hover {
  border-color: var(--color-gold);
  color: var(--color-gold-soft);
}

.nav-toggle {
  display: none;
}

/* ===================== Hero ===================== */
.hero {
  position: relative;
  min-height: clamp(620px, 92vh, 880px);
  display: flex;
  align-items: center;
  color: var(--color-on-navy);
  isolation: isolate;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: url("assets/hero-bridge.png");
  background-size: cover;
  background-position: center 38%;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(
      100deg,
      rgba(11, 22, 38, 0.92) 0%,
      rgba(11, 22, 38, 0.72) 42%,
      rgba(11, 22, 38, 0.34) 72%,
      rgba(11, 22, 38, 0.2) 100%
    );
}

.hero__content {
  max-width: 720px;
  padding-block: var(--space-24);
}

.hero__eyebrow {
  color: var(--color-gold-soft);
  letter-spacing: 0.28em;
}

.hero__title {
  color: #fff;
  font-size: var(--text-hero);
  font-weight: 560;
  margin-bottom: var(--space-6);
}

.hero__sub {
  font-size: clamp(1.15rem, 0.9rem + 1vw, 1.6rem);
  color: var(--color-on-navy);
  font-family: var(--font-body);
  font-weight: 400;
  margin-bottom: var(--space-4);
}

.hero__tag {
  font-style: italic;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-gold-soft);
  margin-bottom: var(--space-10);
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero__scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  color: var(--color-on-navy-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  animation: bob 2.4s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 8px); }
}

/* ===================== Reveal animation ===================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
.reveal[data-delay="1"] { transition-delay: 0.08s; }
.reveal[data-delay="2"] { transition-delay: 0.16s; }
.reveal[data-delay="3"] { transition-delay: 0.24s; }
.reveal[data-delay="4"] { transition-delay: 0.32s; }
.reveal[data-delay="5"] { transition-delay: 0.4s; }

/* ===================== Cards / Grids ===================== */
.grid {
  display: grid;
  gap: var(--space-6);
}
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 2.5vw, var(--space-8));
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-interactive),
    box-shadow var(--transition-interactive),
    border-color var(--transition-interactive);
  height: 100%;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--color-gold) 50%, var(--color-border));
}

.card__title {
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
[data-theme="dark"] .card__title { color: var(--color-gold); }

.card__body {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.6;
}

.card__num {
  font-family: var(--font-display);
  font-size: 2.6rem;
  font-weight: 600;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: var(--space-4);
}

/* ===================== "Why now" — opportunity ===================== */
.opportunity {
  background: var(--color-bg);
}

/* ===================== Approach (numbered) ===================== */
.approach {
  background: var(--color-surface-2);
}

/* ===================== Capabilities (list rows) ===================== */
.cap-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.cap-row {
  display: grid;
  grid-template-columns: 3.5rem minmax(0, 1.1fr) minmax(0, 1.6fr);
  align-items: center;
  gap: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: clamp(var(--space-5), 2vw, var(--space-6)) clamp(var(--space-5), 3vw, var(--space-8));
  transition: transform var(--transition-interactive),
    box-shadow var(--transition-interactive),
    border-color var(--transition-interactive);
}
.cap-row:hover {
  transform: translateX(6px);
  border-color: color-mix(in srgb, var(--color-gold) 55%, var(--color-border));
  box-shadow: var(--shadow-sm);
}
.cap-row__num {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 600;
  color: var(--color-gold);
}
.cap-row__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: 560;
}
[data-theme="dark"] .cap-row__title { color: var(--color-on-navy); }
.cap-row__desc {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

/* ===================== Models (split) ===================== */
.model-block + .model-block { margin-top: clamp(var(--space-16), 6vw, var(--space-24)); }

/* ===================== Framework (navy section) ===================== */
.framework {
  background: var(--color-navy-deep);
  color: var(--color-on-navy);
  position: relative;
  overflow: hidden;
}
[data-theme="dark"] .framework { background: #0a131f; }
.framework .eyebrow { color: var(--color-gold-soft); }
.framework .section__title { color: #fff; }
.framework .section__lede { color: var(--color-on-navy-muted); }

.framework__deco {
  position: absolute;
  inset: 0;
  opacity: 0.5;
  pointer-events: none;
}

.pillar {
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 2.5vw, var(--space-8));
  height: 100%;
  transition: transform var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive);
}
.pillar:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(201, 150, 47, 0.5);
}
.pillar__title {
  font-size: var(--text-xl);
  color: var(--color-gold-soft);
  margin-bottom: var(--space-5);
}
.pillar__body {
  color: var(--color-on-navy-muted);
  font-size: var(--text-base);
}

/* ===================== Evidence (quote) ===================== */
.evidence__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 5vw, var(--space-16));
  align-items: center;
}
.evidence__list { display: flex; flex-direction: column; gap: var(--space-8); }
.evidence__item h3 {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}
[data-theme="dark"] .evidence__item h3 { color: var(--color-on-navy); }
.evidence__item p { color: var(--color-text-muted); }

.quote-card {
  background: var(--color-navy-deep);
  color: var(--color-on-navy);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  position: relative;
  box-shadow: var(--shadow-lg);
}
.quote-card__mark {
  font-family: var(--font-display);
  font-size: 4rem;
  line-height: 0.6;
  color: var(--color-gold);
  margin-bottom: var(--space-5);
}
.quote-card__text {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--text-lg);
  line-height: 1.45;
  color: #fff;
  margin-bottom: var(--space-8);
}
.quote-card__name {
  font-weight: 700;
  color: var(--color-gold-soft);
  font-size: var(--text-base);
  font-family: var(--font-body);
}
.quote-card__role {
  color: var(--color-on-navy-muted);
  font-size: var(--text-sm);
}

/* ===================== Value (3 col) ===================== */
.value { background: var(--color-surface-2); }

/* ===================== Team ===================== */
.team-card .team-card__role {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-5);
}
.team-card__name { font-size: var(--text-xl); color: var(--color-primary); margin-bottom: var(--space-2); }
[data-theme="dark"] .team-card__name { color: var(--color-on-navy); }
.team-card__list { display: flex; flex-direction: column; gap: var(--space-3); }
.team-card__list li {
  display: flex;
  gap: var(--space-3);
  align-items: baseline;
  color: var(--color-text-muted);
  font-size: var(--text-base);
  list-style: none;
}
.team-card__list li::before {
  content: "";
  width: 14px;
  height: 2px;
  background: var(--color-gold);
  flex-shrink: 0;
  margin-top: 0.6em;
}

/* ===================== States ===================== */
.states { background: var(--color-bg); }
.state-card__name { font-size: var(--text-xl); color: var(--color-primary); margin-bottom: var(--space-2); }
[data-theme="dark"] .state-card__name { color: var(--color-on-navy); }
.state-card__kicker {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-gold-hover);
  margin-bottom: var(--space-3);
}
[data-theme="dark"] .state-card__kicker { color: var(--color-gold); }
.state-card__desc { color: var(--color-text-muted); }

/* ===================== Process timeline ===================== */
.process { background: var(--color-surface-2); }
.timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-4);
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 4.6rem;
  left: 8%;
  right: 8%;
  height: 2px;
  background: var(--color-divider);
  z-index: 0;
}
.tl-step { text-align: center; position: relative; z-index: 1; }
.tl-step__label {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}
[data-theme="dark"] .tl-step__label { color: var(--color-on-navy); }
.tl-step__dot {
  width: 3rem;
  height: 3rem;
  margin: 0 auto var(--space-5);
  border-radius: var(--radius-full);
  background: var(--color-navy);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  box-shadow: 0 0 0 6px var(--color-surface-2);
  transition: transform var(--transition-interactive), background var(--transition-interactive);
}
[data-theme="dark"] .tl-step__dot { background: var(--color-gold); color: #1a1305; }
.tl-step:hover .tl-step__dot { transform: scale(1.1); background: var(--color-gold); color: #1a1305; }
.tl-step__desc { color: var(--color-text-muted); font-size: var(--text-sm); padding-inline: var(--space-2); }

/* ===================== CTA / Closing ===================== */
.closing {
  position: relative;
  color: var(--color-on-navy);
  isolation: isolate;
  text-align: center;
}
.closing__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image: url("assets/hero-bridge.png");
  background-size: cover;
  background-position: center 55%;
}
.closing__overlay {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, rgba(11, 22, 38, 0.88), rgba(11, 22, 38, 0.94));
}
.closing__inner { padding-block: clamp(var(--space-24), 12vw, var(--space-32)); }
.closing__title {
  color: #fff;
  font-size: var(--text-2xl);
  max-width: 18ch;
  margin: 0 auto var(--space-8);
}
.closing__sub { color: var(--color-on-navy-muted); margin: 0 auto var(--space-10); max-width: 52ch; }

/* ===================== Contact ===================== */
.contact { background: var(--color-bg); }
.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-10), 5vw, var(--space-16));
  align-items: start;
}
.field { margin-bottom: var(--space-5); }
.field label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--color-text);
}
.field input,
.field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text);
  font-size: var(--text-base);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 150, 47, 0.18);
}
.contact__detail {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  margin-bottom: var(--space-6);
}
.contact__detail svg { color: var(--color-gold); flex-shrink: 0; margin-top: 3px; }
.contact__detail h4 { font-family: var(--font-body); font-size: var(--text-sm); font-weight: 700; margin-bottom: 2px; }
.contact__detail p { color: var(--color-text-muted); font-size: var(--text-base); }
.contact__detail p a { color: var(--color-text-muted); text-decoration: none; border-bottom: 1px solid transparent; }
.contact__detail p a:hover { color: var(--color-gold-hover); border-bottom-color: var(--color-gold); }
[data-theme="dark"] .contact__detail p a:hover { color: var(--color-gold); }

/* ===================== Footer ===================== */
.footer {
  background: var(--color-navy-deep);
  color: var(--color-on-navy-muted);
  padding-block: var(--space-16) var(--space-10);
}
[data-theme="dark"] .footer { background: #0a131f; }
.footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-8);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer .brand { color: #fff; }
.footer .brand small { color: var(--color-on-navy-muted); }
.footer__tagline { max-width: 36ch; margin-top: var(--space-4); font-size: var(--text-sm); }
.footer__nav { display: flex; flex-wrap: wrap; gap: var(--space-6); }
.footer__nav a { font-size: var(--text-sm); color: var(--color-on-navy-muted); }
.footer__nav a:hover { color: var(--color-gold-soft); }
.footer__bottom {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-on-navy-muted);
}

/* ===================== Responsive ===================== */
@media (max-width: 980px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: 1fr; gap: var(--space-8); }
  .timeline::before { display: none; }
  .evidence__grid,
  .contact__grid { grid-template-columns: 1fr; }
  .cap-row { grid-template-columns: 3rem 1fr; }
  .cap-row__desc { grid-column: 1 / -1; padding-left: calc(3rem + var(--space-5)); }
}

@media (max-width: 720px) {
  .nav { display: none; }
  .nav--open {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-5);
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-6) clamp(1.25rem, 4vw, 3rem);
    box-shadow: var(--shadow-md);
  }
  .nav-toggle {
    display: grid;
    place-items: center;
    width: 2.4rem;
    height: 2.4rem;
    color: var(--color-text);
  }
  .header__cta-btn { display: none; }
  .grid--2,
  .grid--3,
  .grid--4 { grid-template-columns: 1fr; }
  .cap-row { grid-template-columns: 2.5rem 1fr; }
  .cap-row__desc { padding-left: calc(2.5rem + var(--space-5)); }
}