/* ==========================================================================
   STRUCTURA — Civil Engineering Portfolio & Blog
   Theme: Concrete & Blueprint
   ========================================================================== */

/* ---------- 1. Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Manrope:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- 2. Custom properties ---------- */
:root {
  /* palette — light (default) */
  --c-bg: #f4f2ed;
  --c-bg-alt: #eae7df;
  --c-surface: #ffffff;
  --c-ink: #171a1c;
  --c-ink-soft: #4b5158;
  --c-muted: #7c828a;
  --c-border: #dcd8cf;
  --c-navy: #10202e;
  --c-navy-soft: #172c3d;
  --c-steel: #3b5b74;
  --c-amber: #d97706;
  --c-amber-soft: #f0a94e;
  --c-line: #c9c3b5;
  --c-success: #2f8f5b;

  --shadow-sm: 0 1px 2px rgba(16, 32, 46, 0.06);
  --shadow-md: 0 8px 24px rgba(16, 32, 46, 0.08);
  --shadow-lg: 0 24px 60px rgba(16, 32, 46, 0.16);
  --shadow-amber: 0 10px 30px rgba(217, 119, 6, 0.25);

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --container: 1200px;
  --radius-sm: 6px;
  --radius-md: 14px;
  --radius-lg: 26px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 0.25s;
  --dur-med: 0.55s;
  --dur-slow: 0.9s;

  color-scheme: light;
}

html[data-theme='dark'] {
  --c-bg: #0d1418;
  --c-bg-alt: #121a20;
  --c-surface: #162026;
  --c-ink: #eef1f3;
  --c-ink-soft: #c4cbd1;
  --c-muted: #8b959d;
  --c-border: #26333b;
  --c-navy: #060b10;
  --c-navy-soft: #0c151c;
  --c-steel: #6f9bb8;
  --c-amber: #f0a94e;
  --c-amber-soft: #f7c583;
  --c-line: #22303a;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.5);
  color-scheme: dark;
}

/* ---------- 3. Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-body);
  background: var(--c-bg);
  color: var(--c-ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background var(--dur-med) var(--ease-out), color var(--dur-med) var(--ease-out);
}

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

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

ul {
  list-style: none;
}

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

input,
textarea,
select {
  font: inherit;
  color: inherit;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

section {
  position: relative;
}

/* ---------- 4. Utility ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-amber);
  font-weight: 500;
  margin-bottom: 18px;
}

.eyebrow::before {
  content: '';
  width: 28px;
  height: 1.5px;
  background: var(--c-amber);
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}

.section-head h2 {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 16px;
}

.section-head p {
  color: var(--c-ink-soft);
  font-size: 17px;
}

.section-head.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 14.5px;
  letter-spacing: 0.01em;
  transition: transform var(--dur-fast) var(--ease-spring), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), color var(--dur-fast) var(--ease-out);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn svg {
  width: 16px;
  height: 16px;
  transition: transform var(--dur-fast) var(--ease-spring);
}

.btn:hover svg {
  transform: translate(3px, -3px);
}

.btn-primary {
  background: var(--c-amber);
  color: #1a1206;
  box-shadow: var(--shadow-amber);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(217, 119, 6, 0.35);
}

.btn-ghost {
  background: transparent;
  border: 1.5px solid var(--c-border);
  color: var(--c-ink);
}

.btn-ghost:hover {
  border-color: var(--c-amber);
  color: var(--c-amber);
  transform: translateY(-3px);
}

.btn-dark {
  background: var(--c-navy);
  color: #f4f2ed;
}

.btn-dark:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* reveal-on-scroll */
.reveal {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal-scale.is-visible {
  opacity: 1;
  transform: scale(1);
}

[data-stagger] {
  transition-delay: calc(var(--i, 0) * 90ms);
}

.blueprint-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(240, 169, 78, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(240, 169, 78, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, black 40%, transparent 100%);
  pointer-events: none;
}

/* ---------- 5. Preloader ---------- */
#preloader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--c-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s var(--ease-out), visibility 0.6s var(--ease-out);
}

#preloader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-mark {
  width: 84px;
  height: 84px;
}

.preloader-mark path {
  fill: none;
  stroke: var(--c-amber);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-dasharray: 300;
  stroke-dashoffset: 300;
  animation: draw-line 1.6s var(--ease-out) forwards infinite;
}

@keyframes draw-line {
  0% { stroke-dashoffset: 300; }
  55% { stroke-dashoffset: 0; }
  100% { stroke-dashoffset: -300; }
}

/* ---------- 6. Scroll progress ---------- */
#scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--c-amber), var(--c-amber-soft));
  z-index: 1200;
  transition: width 0.1s linear;
}

/* ---------- 7. Header ---------- */
header.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 26px 0;
  transition: padding var(--dur-fast) var(--ease-out), background var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), border-color var(--dur-fast) var(--ease-out);
  border-bottom: 1px solid transparent;
}

header.site-header.scrolled {
  padding: 14px 0;
  background: color-mix(in srgb, var(--c-bg) 88%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--c-border);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.01em;
}

.brand .mark {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--c-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.brand .mark svg {
  width: 20px;
  height: 20px;
  stroke: var(--c-amber);
}

.brand span.sub {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--c-muted);
  font-weight: 500;
  text-transform: uppercase;
  margin-top: -1px;
}

nav.main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

nav.main-nav a {
  position: relative;
  padding: 10px 16px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-ink-soft);
  border-radius: 999px;
  transition: color var(--dur-fast) var(--ease-out);
}

nav.main-nav a::after {
  content: '';
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 6px;
  height: 2px;
  background: var(--c-amber);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease-out);
}

nav.main-nav a:hover,
nav.main-nav a.active {
  color: var(--c-ink);
}

nav.main-nav a:hover::after,
nav.main-nav a.active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1.5px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color var(--dur-fast), transform var(--dur-fast) var(--ease-spring);
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--c-amber);
  transform: rotate(20deg);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  stroke: var(--c-ink);
}

.theme-toggle .icon-moon { display: none; }
html[data-theme='dark'] .theme-toggle .icon-sun { display: none; }
html[data-theme='dark'] .theme-toggle .icon-moon { display: block; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  border: 1.5px solid var(--c-border);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  flex-shrink: 0;
}

.nav-toggle span {
  width: 16px;
  height: 1.6px;
  background: var(--c-ink);
  transition: transform var(--dur-fast) var(--ease-out), opacity var(--dur-fast) var(--ease-out);
}

body.nav-open .nav-toggle span:nth-child(1) { transform: translateY(5.6px) rotate(45deg); }
body.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-5.6px) rotate(-45deg); }

/* ---------- 8. Mobile nav ---------- */
@media (max-width: 880px) {
  nav.main-nav {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: min(340px, 84vw);
    background: var(--c-navy);
    z-index: 999;
    padding: 110px 36px 40px;
    transform: translateX(100%);
    transition: transform var(--dur-med) var(--ease-out);
  }

  body.nav-open nav.main-nav {
    transform: translateX(0);
  }

  nav.main-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    width: 100%;
  }

  nav.main-nav a {
    color: #d7dde2;
    width: 100%;
    padding: 13px 6px;
    font-size: 18px;
  }

  nav.main-nav a::after { display: none; }
  nav.main-nav a.active { color: var(--c-amber); }

  .nav-toggle {
    display: flex;
  }

  .nav-scrim {
    position: fixed;
    inset: 0;
    background: rgba(6, 11, 16, 0.5);
    z-index: 998;
    opacity: 0;
    visibility: hidden;
    transition: opacity var(--dur-fast) var(--ease-out), visibility var(--dur-fast);
  }

  body.nav-open .nav-scrim {
    opacity: 1;
    visibility: visible;
  }
}

/* ---------- 9. Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--c-navy);
  color: #f4f2ed;
  position: relative;
  overflow: hidden;
  padding-top: 120px;
  padding-bottom: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 78% 18%, rgba(217, 119, 6, 0.22), transparent 60%),
    radial-gradient(ellipse 50% 40% at 10% 90%, rgba(59, 91, 116, 0.35), transparent 60%);
  pointer-events: none;
}

.hero .blueprint-grid {
  opacity: 0.7;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 28px;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

.hero-tag .dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--c-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

.hero h1 {
  font-size: clamp(40px, 6vw, 74px);
  letter-spacing: -0.02em;
  margin-bottom: 26px;
}

.hero h1 em {
  font-style: italic;
  color: var(--c-amber);
  position: relative;
}

.hero p.lead {
  font-size: 19px;
  color: #b7c0c8;
  max-width: 520px;
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 64px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 40px;
}

.hero-stats .stat-num {
  font-family: var(--font-display);
  font-size: 34px;
  color: var(--c-amber);
  font-weight: 600;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.hero-stats .stat-label {
  font-size: 12.5px;
  color: #8f9aa3;
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-top: 4px;
}

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1.05;
}

.hero-visual svg {
  width: 100%;
  height: 100%;
}

.blueprint-illustration .draw {
  fill: none;
  stroke: var(--c-amber);
  stroke-width: 1.4;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 2000;
  stroke-dashoffset: 2000;
  animation: draw-line-once 3.2s var(--ease-out) forwards 0.4s;
}

.blueprint-illustration .draw.alt {
  stroke: #7f97a6;
  animation-delay: 0.9s;
}

.blueprint-illustration .fill-dot {
  fill: var(--c-amber);
  opacity: 0;
  animation: pop-in 0.5s var(--ease-spring) forwards 2.6s;
}

@keyframes draw-line-once {
  to { stroke-dashoffset: 0; }
}

@keyframes pop-in {
  to { opacity: 1; }
}

.hero-visual .orbit-badge {
  position: absolute;
  top: 8%;
  right: -4%;
  background: var(--c-surface);
  color: var(--c-ink);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: float-y 5s ease-in-out infinite;
  font-size: 13px;
  font-weight: 700;
}

.hero-visual .orbit-badge svg { width: 18px; height: 18px; stroke: var(--c-success); }

.hero-visual .orbit-badge.b2 {
  top: auto;
  bottom: 10%;
  left: -6%;
  right: auto;
  animation-delay: 1.4s;
}

@keyframes float-y {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.scroll-cue {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: #8f9aa3;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  z-index: 2;
}

.scroll-cue .line {
  width: 1px;
  height: 38px;
  background: linear-gradient(#8f9aa3, transparent);
  position: relative;
  overflow: hidden;
}

.scroll-cue .line::after {
  content: '';
  position: absolute;
  top: -40%;
  left: 0;
  width: 100%;
  height: 40%;
  background: var(--c-amber);
  animation: scroll-cue-move 1.8s ease-in-out infinite;
}

@keyframes scroll-cue-move {
  0% { top: -40%; }
  100% { top: 100%; }
}

/* ---------- 10. Ticker ---------- */
.ticker {
  background: var(--c-amber);
  color: #1a1206;
  overflow: hidden;
  padding: 13px 0;
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 26s linear infinite;
  gap: 48px;
}

.ticker-track span {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
}

.ticker-track span::after {
  content: '◆';
  font-size: 9px;
  opacity: 0.6;
}

@keyframes ticker-scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---------- 11. Generic sections ---------- */
.section {
  padding: 120px 0;
}

.section-alt {
  background: var(--c-bg-alt);
}

.section-navy {
  background: var(--c-navy);
  color: #eef1f3;
}

.section-navy .section-head p { color: #9aa5ad; }

/* ---------- 12. About preview / stats strip ---------- */
.about-preview {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 72px;
  align-items: center;
}

.portrait-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 4.6;
  background: linear-gradient(155deg, var(--c-steel), var(--c-navy));
  box-shadow: var(--shadow-lg);
}

.portrait-frame .blueprint-grid {
  mask-image: none;
  opacity: 0.5;
}

.portrait-frame .portrait-figure {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

.portrait-frame .portrait-figure svg {
  width: 78%;
  height: auto;
  opacity: 0.94;
}

.portrait-frame .frame-tag {
  position: absolute;
  left: 20px;
  bottom: 20px;
  right: 20px;
  background: rgba(13, 20, 24, 0.55);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  color: #fff;
  font-size: 13px;
  font-family: var(--font-mono);
  letter-spacing: 0.03em;
}

.about-copy h2 {
  font-size: clamp(28px, 3.6vw, 40px);
  margin-bottom: 22px;
}

.about-copy p {
  color: var(--c-ink-soft);
  margin-bottom: 18px;
  font-size: 16.5px;
  max-width: 560px;
}

.check-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin: 30px 0 36px;
  max-width: 560px;
}

.check-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14.5px;
  font-weight: 600;
}

.check-list svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--c-amber);
}

/* stat cards */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--c-border);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 90px;
}

.stat-card {
  background: var(--c-surface);
  padding: 34px 26px;
  text-align: center;
}

.stat-card .num {
  font-family: var(--font-display);
  font-size: 40px;
  color: var(--c-navy);
  font-weight: 600;
}

html[data-theme='dark'] .stat-card .num { color: var(--c-amber-soft); }

.stat-card .lbl {
  margin-top: 8px;
  font-size: 13px;
  color: var(--c-muted);
  font-weight: 600;
}

/* ---------- 13. Services / expertise ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 38px 32px;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), border-color var(--dur-fast);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-amber), var(--c-steel));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-med) var(--ease-out);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card .icon-box {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  background: var(--c-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: background var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-spring);
}

.service-card:hover .icon-box {
  background: var(--c-amber);
  transform: rotate(-8deg) scale(1.06);
}

.service-card .icon-box svg {
  width: 26px;
  height: 26px;
  stroke: var(--c-navy);
  transition: stroke var(--dur-fast);
}

html[data-theme='dark'] .service-card .icon-box svg { stroke: var(--c-amber-soft); }
.service-card:hover .icon-box svg { stroke: #1a1206; }

.service-card h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--c-ink-soft);
  font-size: 15px;
  margin-bottom: 18px;
}

.service-card .num-tag {
  position: absolute;
  top: 30px;
  right: 32px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-line);
  font-weight: 600;
}

/* ---------- 14. Project filter + grid ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 48px;
}

.filter-btn {
  padding: 10px 20px;
  border-radius: 999px;
  border: 1.5px solid var(--c-border);
  font-size: 13.5px;
  font-weight: 700;
  color: var(--c-ink-soft);
  transition: all var(--dur-fast) var(--ease-out);
}

.filter-btn:hover {
  border-color: var(--c-amber);
  color: var(--c-ink);
}

.filter-btn.active {
  background: var(--c-navy);
  border-color: var(--c-navy);
  color: #fff;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

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

.project-card {
  background: var(--c-surface);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--c-border);
  transition: transform var(--dur-med) var(--ease-out), box-shadow var(--dur-med) var(--ease-out), opacity var(--dur-fast), scale var(--dur-fast);
  display: flex;
  flex-direction: column;
}

.project-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.project-card.hide {
  display: none;
}

.project-thumb {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: linear-gradient(135deg, var(--c-steel), var(--c-navy));
}

.project-thumb svg {
  width: 100%;
  height: 100%;
  transition: transform 0.7s var(--ease-out);
}

.project-card:hover .project-thumb svg {
  transform: scale(1.08) rotate(1deg);
}

.project-thumb .cat-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(13, 20, 24, 0.65);
  backdrop-filter: blur(6px);
  color: #fff;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 11.5px;
  font-family: var(--font-mono);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-weight: 600;
}

.project-thumb .view-overlay {
  position: absolute;
  inset: 0;
  background: rgba(217, 119, 6, 0.88);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #1a1206;
  font-weight: 700;
  font-size: 14px;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--dur-fast) var(--ease-out), transform var(--dur-fast) var(--ease-out);
}

.project-card:hover .view-overlay {
  opacity: 1;
  transform: translateY(0);
}

.project-info {
  padding: 26px 26px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-info .meta-row {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-muted);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.project-info h3 {
  font-size: 21px;
  margin-bottom: 10px;
}

.project-info p {
  color: var(--c-ink-soft);
  font-size: 14.5px;
  margin-bottom: 18px;
  flex: 1;
}

.project-info .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.project-info .tags span {
  font-size: 11.5px;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--c-bg-alt);
  color: var(--c-ink-soft);
  font-weight: 600;
}

/* ---------- 15. Timeline (about) ---------- */
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 22px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  background: var(--c-border);
}

.timeline::after {
  content: '';
  position: absolute;
  left: 22px;
  top: 8px;
  width: 2px;
  height: var(--tl-progress, 0%);
  background: var(--c-amber);
  transition: height 0.3s linear;
}

.timeline-item {
  position: relative;
  padding-left: 64px;
  padding-bottom: 52px;
}

.timeline-item:last-child { padding-bottom: 0; }

.timeline-item .dot {
  position: absolute;
  left: 12px;
  top: 4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--c-surface);
  border: 3px solid var(--c-border);
  transition: border-color var(--dur-fast), background var(--dur-fast);
  z-index: 1;
}

.timeline-item.is-visible .dot {
  border-color: var(--c-amber);
  background: var(--c-amber);
}

.timeline-item .year {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--c-amber);
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
  display: block;
}

.timeline-item h4 {
  font-size: 19px;
  margin-bottom: 8px;
}

.timeline-item p {
  color: var(--c-ink-soft);
  font-size: 14.5px;
}

/* ---------- 16. Skills ---------- */
.skills-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px 48px;
}

.skill-item .top-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-weight: 700;
  font-size: 14.5px;
}

.skill-item .top-row span:last-child {
  color: var(--c-amber);
  font-family: var(--font-mono);
}

.skill-bar {
  height: 7px;
  background: var(--c-border);
  border-radius: 99px;
  overflow: hidden;
}

.skill-bar .fill {
  height: 100%;
  width: 0%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--c-steel), var(--c-amber));
  transition: width 1.4s var(--ease-out);
}

/* ---------- 17. Certifications / logos ---------- */
.cert-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.cert-card {
  border: 1px dashed var(--c-border);
  border-radius: var(--radius-md);
  padding: 24px 20px;
  text-align: center;
  transition: border-color var(--dur-fast), transform var(--dur-fast) var(--ease-out);
}

.cert-card:hover {
  border-color: var(--c-amber);
  border-style: solid;
  transform: translateY(-4px);
}

.cert-card svg {
  width: 30px;
  height: 30px;
  margin: 0 auto 14px;
  stroke: var(--c-amber);
}

.cert-card h5 {
  font-size: 13.5px;
  margin-bottom: 4px;
}

.cert-card span {
  font-size: 12px;
  color: var(--c-muted);
}

/* ---------- 18. Testimonials ---------- */
.testimonial-wrap {
  position: relative;
  max-width: 780px;
  margin: 0 auto;
}

.testimonial-track {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.testimonial-slides {
  display: flex;
  transition: transform 0.6s var(--ease-out);
}

.testimonial-slide {
  min-width: 100%;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 52px 56px;
  text-align: center;
}

.testimonial-slide .quote-mark {
  font-family: var(--font-display);
  font-size: 64px;
  color: var(--c-amber);
  line-height: 1;
  margin-bottom: 10px;
}

.testimonial-slide p.quote {
  font-size: 19px;
  line-height: 1.6;
  margin-bottom: 30px;
  font-family: var(--font-display);
  font-weight: 400;
}

.testimonial-author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.testimonial-author .avatar {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--c-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-amber);
  font-weight: 700;
  font-family: var(--font-display);
}

.testimonial-author .name {
  font-weight: 700;
  font-size: 14.5px;
}

.testimonial-author .role {
  font-size: 12.5px;
  color: var(--c-muted);
}

.testimonial-nav {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 30px;
}

.testimonial-nav button {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast);
}

.testimonial-nav button:hover {
  border-color: var(--c-amber);
  background: var(--c-amber);
  color: #1a1206;
}

.testimonial-nav button svg { width: 16px; height: 16px; }

.testimonial-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
}

.testimonial-dots button {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-border);
  transition: all var(--dur-fast);
}

.testimonial-dots button.active {
  width: 24px;
  border-radius: 99px;
  background: var(--c-amber);
}

/* ---------- 19. Blog grid ---------- */
.blog-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  margin-bottom: 44px;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  flex: 1;
  max-width: 340px;
}

.search-box input {
  width: 100%;
  padding: 13px 18px 13px 44px;
  border-radius: 999px;
  border: 1.5px solid var(--c-border);
  background: var(--c-surface);
  font-size: 14px;
  transition: border-color var(--dur-fast);
}

.search-box input:focus {
  outline: none;
  border-color: var(--c-amber);
}

.search-box svg {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 17px;
  height: 17px;
  stroke: var(--c-muted);
}

.tag-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.post-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out);
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
}

.post-card.hide { display: none; }

.post-thumb {
  aspect-ratio: 16/10;
  background: linear-gradient(140deg, var(--c-bg-alt), var(--c-border));
  position: relative;
  overflow: hidden;
}

.post-thumb svg { width: 100%; height: 100%; }

.post-thumb .tag-pill {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--c-amber);
  color: #1a1206;
  font-size: 11px;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.post-body {
  padding: 24px 24px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-meta {
  display: flex;
  gap: 14px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--c-muted);
  margin-bottom: 14px;
  align-items: center;
}

.post-meta span { display: flex; align-items: center; gap: 5px; }
.post-meta svg { width: 13px; height: 13px; }

.post-body h3 {
  font-size: 19.5px;
  margin-bottom: 10px;
  line-height: 1.3;
}

.post-body p {
  color: var(--c-ink-soft);
  font-size: 14.5px;
  margin-bottom: 18px;
  flex: 1;
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 13.5px;
  color: var(--c-navy);
}

html[data-theme='dark'] .read-more { color: var(--c-amber-soft); }

.read-more svg {
  width: 15px;
  height: 15px;
  transition: transform var(--dur-fast) var(--ease-spring);
}

.post-card:hover .read-more svg {
  transform: translateX(4px);
}

.empty-state {
  text-align: center;
  padding: 80px 20px;
  color: var(--c-muted);
  grid-column: 1 / -1;
}

/* ---------- 20. Newsletter / CTA band ---------- */
.cta-band {
  background: var(--c-navy);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 64px;
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.cta-band h2 {
  font-size: clamp(26px, 3.4vw, 36px);
  margin-bottom: 14px;
}

.cta-band p { color: #adb8c0; font-size: 15.5px; }

.newsletter-form {
  display: flex;
  gap: 10px;
}

.newsletter-form input {
  flex: 1;
  padding: 15px 20px;
  border-radius: 999px;
  border: 1.5px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font-size: 14px;
}

.newsletter-form input::placeholder { color: #7c8891; }
.newsletter-form input:focus { outline: none; border-color: var(--c-amber); }

.form-note {
  font-size: 12px;
  color: #7c8891;
  margin-top: 10px;
}

.form-note.success { color: #6fd39a; }

/* ---------- 21. Contact ---------- */
.contact-layout {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
}

.contact-info-card {
  background: var(--c-navy);
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 44px 38px;
  position: relative;
  overflow: hidden;
}

.contact-info-card h3 {
  font-size: 24px;
  margin-bottom: 14px;
}

.contact-info-card p {
  color: #adb8c0;
  font-size: 14.5px;
  margin-bottom: 34px;
}

.contact-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.contact-item .icon-box {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(217, 119, 6, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item svg { width: 19px; height: 19px; stroke: var(--c-amber); }

.contact-item .label {
  font-size: 12px;
  color: #8f9aa3;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.contact-item .value { font-weight: 700; font-size: 14.5px; }

.social-row {
  display: flex;
  gap: 10px;
  margin-top: 30px;
}

.social-row a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1.5px solid rgba(255, 255, 255, 0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast) var(--ease-spring);
}

.social-row a:hover {
  background: var(--c-amber);
  border-color: var(--c-amber);
  transform: translateY(-4px);
}

.social-row svg { width: 17px; height: 17px; }

.contact-form-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 44px;
}

.field-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-bottom: 22px;
}

.field {
  position: relative;
}

.field.full { grid-column: 1 / -1; }

.field label {
  position: absolute;
  left: 18px;
  top: 16px;
  font-size: 14.5px;
  color: var(--c-muted);
  pointer-events: none;
  transition: all var(--dur-fast) var(--ease-out);
  background: var(--c-surface);
  padding: 0 6px;
}

.field input,
.field textarea {
  width: 100%;
  padding: 16px 18px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--c-border);
  background: transparent;
  font-size: 14.5px;
  transition: border-color var(--dur-fast);
}

.field textarea { min-height: 130px; resize: vertical; }

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--c-amber);
}

.field input:focus + label,
.field input:not(:placeholder-shown) + label,
.field textarea:focus + label,
.field textarea:not(:placeholder-shown) + label {
  top: -10px;
  left: 14px;
  font-size: 11.5px;
  color: var(--c-amber);
  font-weight: 700;
}

.field .error-msg {
  color: #d9534f;
  font-size: 12px;
  margin-top: 6px;
  display: none;
}

.field.invalid input,
.field.invalid textarea { border-color: #d9534f; }
.field.invalid .error-msg { display: block; }

.form-status {
  margin-top: 18px;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  display: none;
  align-items: center;
  gap: 10px;
}

.form-status.show { display: flex; }

.form-status.ok {
  background: rgba(47, 143, 91, 0.12);
  color: var(--c-success);
}

/* ---------- 22. Map placeholder ---------- */
.map-panel {
  margin-top: 60px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--c-border);
  aspect-ratio: 21/6;
  position: relative;
  background: var(--c-bg-alt);
}

.map-panel .blueprint-grid { mask-image: none; opacity: 0.5; }

.map-panel .pin {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -100%);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.map-panel .pin svg {
  width: 34px;
  height: 34px;
  stroke: var(--c-amber);
  animation: float-y 3s ease-in-out infinite;
}

.map-panel .pin-ring {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid var(--c-amber);
  margin-top: -6px;
}

.map-panel .pin-ring::after {
  content: '';
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: var(--c-amber);
  animation: ring-pulse 2s ease-out infinite;
}

@keyframes ring-pulse {
  0% { transform: scale(0.4); opacity: 0.8; }
  100% { transform: scale(3.2); opacity: 0; }
}

/* ---------- 23. Post single page ---------- */
.post-hero {
  padding: 170px 0 60px;
  background: var(--c-navy);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.post-hero .container { position: relative; z-index: 2; max-width: 820px; }

.post-hero .post-meta { color: #9aa5ad; margin-bottom: 22px; }
.post-hero .post-meta svg { stroke: #9aa5ad; }

.post-hero h1 {
  font-size: clamp(30px, 4.6vw, 50px);
  margin-bottom: 24px;
}

.post-hero .author-chip {
  display: flex;
  align-items: center;
  gap: 12px;
}

.post-content-wrap {
  max-width: 760px;
  margin: -40px auto 0;
  position: relative;
  z-index: 3;
  padding: 0 32px;
}

.post-cover {
  aspect-ratio: 16/7;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  margin-bottom: 50px;
}

.post-cover svg { width: 100%; height: 100%; }

.post-article {
  font-size: 17.5px;
  line-height: 1.85;
  color: var(--c-ink-soft);
}

.post-article h2 {
  font-size: 26px;
  color: var(--c-ink);
  margin: 44px 0 18px;
}

.post-article h3 {
  font-size: 20px;
  color: var(--c-ink);
  margin: 32px 0 14px;
}

.post-article p { margin-bottom: 20px; }

.post-article ul,
.post-article ol {
  margin: 0 0 20px 22px;
  list-style: disc;
}

.post-article ol { list-style: decimal; }
.post-article li { margin-bottom: 8px; }

.post-article blockquote {
  border-left: 3px solid var(--c-amber);
  padding: 4px 0 4px 24px;
  margin: 30px 0;
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--c-ink);
  font-style: italic;
}

.post-article .callout {
  background: var(--c-bg-alt);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  margin: 30px 0;
  border-left: 3px solid var(--c-steel);
}

.post-tags-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 40px 0;
  padding-top: 30px;
  border-top: 1px solid var(--c-border);
}

.post-tags-row a {
  font-size: 12.5px;
  font-weight: 700;
  padding: 7px 15px;
  border-radius: 999px;
  background: var(--c-bg-alt);
  color: var(--c-ink-soft);
}

.share-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 26px 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
  margin-bottom: 50px;
}

.share-row .label { font-weight: 700; font-size: 13.5px; margin-right: 6px; }

.share-row button {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1.5px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--dur-fast);
}

.share-row button:hover { border-color: var(--c-amber); color: var(--c-amber); transform: translateY(-3px); }
.share-row svg { width: 16px; height: 16px; }

.author-box {
  display: flex;
  gap: 20px;
  background: var(--c-bg-alt);
  border-radius: var(--radius-md);
  padding: 30px;
  align-items: center;
  margin-bottom: 60px;
}

.author-box .avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--c-navy);
  color: var(--c-amber);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  flex-shrink: 0;
}

.author-box h5 { font-size: 15.5px; margin-bottom: 4px; }
.author-box p { font-size: 13.5px; color: var(--c-ink-soft); }

.related-posts {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px 120px;
}

/* ---------- 24. Project single (modal) ---------- */
.project-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 30px;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-fast) var(--ease-out), visibility var(--dur-fast);
}

.project-modal.open {
  opacity: 1;
  visibility: visible;
}

.project-modal .modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(8, 13, 17, 0.72);
  backdrop-filter: blur(6px);
}

.project-modal .modal-card {
  position: relative;
  background: var(--c-surface);
  border-radius: var(--radius-lg);
  max-width: 920px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  transform: translateY(40px) scale(0.97);
  transition: transform var(--dur-med) var(--ease-spring);
  box-shadow: var(--shadow-lg);
}

.project-modal.open .modal-card {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 3;
  box-shadow: var(--shadow-sm);
  transition: transform var(--dur-fast) var(--ease-spring);
}

.modal-close:hover { transform: rotate(90deg); }
.modal-close svg { width: 18px; height: 18px; }

.modal-cover {
  aspect-ratio: 21/9;
  background: linear-gradient(135deg, var(--c-steel), var(--c-navy));
}

.modal-cover svg { width: 100%; height: 100%; }

.modal-body { padding: 40px 44px 48px; }

.modal-body .meta-row {
  display: flex;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 26px;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--c-border);
}

.modal-body .meta-item .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--c-muted);
  font-family: var(--font-mono);
  margin-bottom: 5px;
}

.modal-body .meta-item .value { font-weight: 700; font-size: 14.5px; }

.modal-body h2 { font-size: 30px; margin-bottom: 20px; }
.modal-body p { color: var(--c-ink-soft); margin-bottom: 16px; font-size: 15.5px; line-height: 1.75; }

.modal-body .tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 24px; }
.modal-body .tags span {
  font-size: 12px;
  padding: 6px 13px;
  border-radius: 999px;
  background: var(--c-bg-alt);
  font-weight: 600;
}

body.modal-open { overflow: hidden; }

/* ---------- 25. Footer ---------- */
footer.site-footer {
  background: var(--c-navy);
  color: #cfd6db;
  padding-top: 90px;
  position: relative;
  overflow: hidden;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.8fr 1fr;
  gap: 50px;
  padding-bottom: 70px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  z-index: 2;
}

.footer-brand .brand { color: #fff; margin-bottom: 18px; }
.footer-brand p { color: #8f9aa3; font-size: 14.5px; max-width: 300px; margin-bottom: 24px; }

footer h5 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #fff;
  margin-bottom: 20px;
  font-family: var(--font-mono);
}

.footer-links li { margin-bottom: 12px; }
.footer-links a { color: #9aa5ad; font-size: 14.5px; transition: color var(--dur-fast), padding-left var(--dur-fast); }
.footer-links a:hover { color: var(--c-amber); padding-left: 4px; }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 28px 0;
  font-size: 13px;
  color: #7c8891;
  position: relative;
  z-index: 2;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a { color: #9aa5ad; }
.footer-bottom a:hover { color: var(--c-amber); }

.back-to-top {
  position: fixed;
  right: 28px;
  bottom: 28px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--c-amber);
  color: #1a1206;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-amber);
  z-index: 500;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: opacity var(--dur-fast), visibility var(--dur-fast), transform var(--dur-fast) var(--ease-spring);
}

.back-to-top.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover { transform: translateY(-5px) scale(1.05); }
.back-to-top svg { width: 20px; height: 20px; }

/* ---------- 26. Page hero (inner pages) ---------- */
.page-hero {
  padding: 160px 0 90px;
  background: var(--c-navy);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.page-hero .container { position: relative; z-index: 2; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: #8f9aa3;
  margin-bottom: 22px;
}

.breadcrumb a:hover { color: var(--c-amber); }

.page-hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  max-width: 700px;
}

.page-hero p.lead {
  color: #adb8c0;
  font-size: 17px;
  max-width: 560px;
  margin-top: 18px;
}

/* ---------- 27. Cursor dot (desktop only) ---------- */
.cursor-dot,
.cursor-ring {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.cursor-dot {
  width: 7px;
  height: 7px;
  background: var(--c-amber);
}

.cursor-ring {
  width: 34px;
  height: 34px;
  border: 1.5px solid var(--c-amber);
  transition: transform 0.15s var(--ease-out), opacity 0.15s;
  opacity: 0.7;
}

.cursor-ring.grow { transform: translate(-50%, -50%) scale(1.7); opacity: 1; }

@media (hover: none), (max-width: 880px) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ---------- 28. Toast ---------- */
#toast {
  position: fixed;
  bottom: 30px;
  left: 30px;
  background: var(--c-navy);
  color: #fff;
  padding: 16px 22px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 600;
  z-index: 1300;
  transform: translateY(20px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--dur-fast) var(--ease-spring);
}

#toast.show { transform: translateY(0); opacity: 1; visibility: visible; }
#toast svg { width: 18px; height: 18px; stroke: var(--c-success); flex-shrink: 0; }

/* ---------- 29. 404 / not found ---------- */
.notfound {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px 20px 60px;
}

.notfound .code {
  font-family: var(--font-display);
  font-size: clamp(90px, 18vw, 180px);
  color: var(--c-border);
  line-height: 1;
}

/* ---------- 30. Responsive ---------- */
@media (max-width: 1080px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { max-width: 420px; margin: 0 auto; order: -1; }
  .about-preview { grid-template-columns: 1fr; }
  .portrait-frame { max-width: 420px; margin: 0 auto; }
  .contact-layout { grid-template-columns: 1fr; }
  .cta-band { grid-template-columns: 1fr; text-align: center; }
  .newsletter-form { max-width: 460px; margin: 0 auto; }
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .blog-grid { grid-template-columns: 1fr 1fr; }
  .stats-strip { grid-template-columns: 1fr 1fr; }
  .cert-strip { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .skills-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .header-actions .btn-primary { display: none; }
  .brand { font-size: 16px; }
  .brand .mark { width: 34px; height: 34px; }
  .brand span.sub { font-size: 9px; }
  .nav-wrap { gap: 12px; }
  .header-actions { gap: 8px; }
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
  .section { padding: 80px 0; }
  .services-grid, .projects-grid, .blog-grid, .stats-strip, .cert-strip, .footer-grid, .check-list, .field-group {
    grid-template-columns: 1fr;
  }
  .hero-stats { grid-template-columns: repeat(3, auto); gap: 22px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .cta-band, .contact-form-card, .modal-body { padding: 30px 24px; }
  .testimonial-slide { padding: 36px 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .post-content-wrap { margin-top: -20px; }
  .filter-bar { gap: 8px; }
}