/*
Theme Name: Developer Inayat
Theme URI: https://developerinayat.com/
Author: Inayatullah Khan
Description: Portfolio theme for a software developer whose portals, Android apps and automations run inside companies every day. Case-study style work grouped by company, phone mockups for apps, bundled fonts, built-in SEO schema, editable from the Customizer and WP Admin, Elementor-compatible for extra pages.
Version: 1.1.0
Requires at least: 5.9
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: developer-inayat
Tags: portfolio, one-column, custom-colors, light
*/

/* ==========================================================================
   1. Design tokens
   Layout: a dossier of production systems — dark ink bands for hero and
   contact, cool paper for the body, mono eyebrows, one teal accent and an
   amber signal for "in production".
   ========================================================================== */

:root {
  --paper: #f3f5f8;
  --paper-2: #ffffff;
  --paper-3: #e9edf2;
  --ink: #0e1726;
  --ink-2: #16233a;
  --ink-3: #1f2e49;
  --text: #1b2433;
  --muted: #5b6676;
  --line: #d8dee7;
  --line-strong: #c3ccd8;

  --accent: #0f766e;
  --accent-ink: #0b5d57;
  --accent-soft: rgba(15, 118, 110, 0.14);
  --accent-line: rgba(15, 118, 110, 0.35);
  --signal: #f59e0b;
  --signal-soft: rgba(245, 158, 11, 0.16);

  --on-ink: #e8edf4;
  --on-ink-muted: #9aa7b8;
  --on-ink-line: rgba(232, 237, 244, 0.14);

  /* Type: a warm serif for headings, a gentle humanist sans for everything else.
     --font-mono is kept as a name for the small labels, but maps to the sans. */
  --font-serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-sans: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 12px 32px -20px rgba(14, 23, 38, 0.4);
  --nav-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: light;
}

/* ==========================================================================
   2. Base
   ========================================================================== */

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

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

body {
  background: var(--paper);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--accent-ink);
}

h1, h2, h3, h4 {
  color: var(--ink);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.01em;
  text-wrap: balance;
}

h1, h2, h3 {
  font-family: var(--font-serif);
}

h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.6rem);
}

h3 {
  font-size: 1.35rem;
}

h4 {
  font-size: 1.1rem;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection {
  background: var(--accent);
  color: #fff;
}

.di-container {
  width: min(1200px, calc(100% - 2 * max(20px, env(safe-area-inset-left, 0px))));
  margin-inline: auto;
}

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.screen-reader-text:focus {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  width: auto;
  height: auto;
  padding: 0.5rem 0.9rem;
  clip: auto;
  background: var(--ink);
  color: var(--on-ink);
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   3. Type utilities, buttons, badges
   ========================================================================== */

.di-eyebrow {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.di-eyebrow-light {
  color: var(--on-ink-muted);
}

.di-lead {
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.1rem;
}

.di-section {
  padding: 6rem 0;
}

.di-section-alt {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.di-section-head {
  display: grid;
  gap: 0.6rem;
  margin-bottom: 2.75rem;
  max-width: 760px;
}

.di-subhead {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin: 3.5rem 0 1.4rem;
  font-size: 1.15rem;
}

.di-subhead .di-icon {
  width: 20px;
  height: 20px;
  color: var(--accent);
}

.di-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* Buttons */
.di-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem 1.4rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.35s var(--ease), background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.di-btn:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}

.di-btn-sm {
  padding: 0.55rem 1rem;
  font-size: 0.88rem;
}

.di-btn-light {
  background: var(--on-ink);
  border-color: var(--on-ink);
  color: var(--ink);
}

.di-btn-light:hover {
  background: #fff;
  border-color: #fff;
  color: var(--ink);
}

.di-btn-ghost-light {
  background: transparent;
  border-color: var(--on-ink-line);
  color: var(--on-ink);
}

.di-btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--on-ink-muted);
  color: #fff;
}

.di-btn-ghost {
  background: transparent;
  border-color: var(--line-strong);
  color: var(--ink);
}

.di-btn-ghost:hover {
  background: var(--paper-2);
  border-color: var(--ink);
  color: var(--ink);
}

.di-btn.is-loading {
  opacity: 0.7;
}

/* Status, kind, tags */
.di-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.di-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: currentColor;
}

.di-status.is-production {
  color: var(--accent-ink);
}

.di-status.is-production::before {
  background: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-soft);
}

.di-status.is-soon {
  color: var(--muted);
}

.di-status.is-internal {
  color: var(--muted);
}

.di-status.is-retired {
  color: var(--muted);
  text-decoration: line-through;
}

.di-kind {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.di-kind .di-icon {
  width: 15px;
  height: 15px;
  color: var(--accent);
}

.di-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  list-style: none;
}

.di-tags li {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  padding: 0.22rem 0.6rem;
  border-radius: 999px;
  background: var(--paper-3);
  color: var(--text);
}

.di-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.8rem 0.35rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--on-ink-line);
  background: rgba(255, 255, 255, 0.05);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--on-ink);
}

.di-pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: di-pulse 2s ease-out infinite;
}

@keyframes di-pulse {
  0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6); }
  70%, 100% { box-shadow: 0 0 0 9px rgba(52, 211, 153, 0); }
}

/* Scroll reveal: a short rise, staggered by JS via --reveal-delay */
.di-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
  transition-delay: var(--reveal-delay, 0s);
}

.di-reveal.is-in {
  opacity: 1;
  transform: none;
}

/* ==========================================================================
   4. Header / navigation
   ========================================================================== */

.di-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(14, 23, 38, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--on-ink-line);
  transition: box-shadow 0.25s ease;
}

.di-header.is-scrolled {
  box-shadow: 0 10px 30px -18px rgba(0, 0, 0, 0.6);
}

.di-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  height: var(--nav-h);
}

.di-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--on-ink);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.di-wordmark:hover {
  color: #fff;
}

.di-logomark {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
  transition: transform 0.4s var(--ease);
}

.di-footer-brand .di-logomark {
  width: 26px;
  height: 26px;
}

.di-form-head .di-logomark {
  width: 34px;
  height: 34px;
}

.di-wordmark-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  white-space: nowrap;
}

.di-menu {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.di-menu a:not(.di-btn) {
  position: relative;
  color: var(--on-ink-muted);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.3rem 0;
}

.di-menu a:not(.di-btn)::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}

.di-menu a:not(.di-btn):hover,
.di-menu a:not(.di-btn).is-active {
  color: #fff;
}

.di-menu a:not(.di-btn):hover::after,
.di-menu a:not(.di-btn).is-active::after {
  transform: scaleX(1);
}

.di-menu .di-btn {
  background: var(--accent);
  border-color: var(--accent);
}

.di-menu .di-btn:hover {
  background: #fff;
  border-color: #fff;
  color: var(--ink);
}

.di-burger {
  display: none;
  width: 42px;
  height: 42px;
  border: 1px solid var(--on-ink-line);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--on-ink);
  cursor: pointer;
  place-items: center;
}

.di-burger .di-icon {
  width: 20px;
  height: 20px;
}

.di-burger .di-burger-close,
.di-burger[aria-expanded="true"] .di-burger-open {
  display: none;
}

.di-burger[aria-expanded="true"] .di-burger-close {
  display: block;
}

/* Scroll-progress line along the header's bottom edge */
.di-header-progress {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--accent), var(--signal));
  z-index: 3;
  will-change: transform;
}

.di-wordmark:hover .di-logomark {
  transform: rotate(-6deg) scale(1.1);
}

/* Name with availability stacked beneath it in the wordmark */
.di-wordmark-col {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.15;
}

.di-wordmark-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--on-ink-muted);
}

.di-nav-dot {
  flex-shrink: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: di-pulse 2s ease-out infinite;
}

/* Sheen sweep across the header CTA on hover */
.di-menu .di-btn {
  position: relative;
  overflow: hidden;
}

.di-menu .di-btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: -120%;
  width: 55%;
  height: 100%;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}

.di-menu .di-btn:hover::after {
  left: 150%;
}

/* ==========================================================================
   5. Hero (ink band)
   ========================================================================== */

.di-hero {
  position: relative;
  background: var(--ink);
  color: var(--on-ink);
  padding: 5.5rem 0 5rem;
  overflow: hidden;
}

/* Faint grid, like graph paper for a systems diagram */
.di-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--on-ink-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--on-ink-line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(70% 70% at 70% 40%, #000 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(70% 70% at 70% 40%, #000 30%, transparent 100%);
  opacity: 0.5;
  pointer-events: none;
}

.di-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
  gap: 3rem;
  align-items: center;
}

.di-hero-copy {
  display: grid;
  gap: 1.25rem;
  justify-items: start;
}

.di-hero h1 {
  font-size: clamp(2.4rem, 4.8vw, 3.9rem);
  font-weight: 600;
  line-height: 1.1;
  color: #fff;
  max-width: 15ch;
}

.di-hero-intro {
  max-width: 56ch;
  font-size: 1.1rem;
  color: var(--on-ink-muted);
}

.di-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

/* Email / LinkedIn / GitHub in one line, so a recruiter never has to scroll for them */
.di-hero-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.di-hero-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--on-ink-muted);
}

.di-hero-links a:hover {
  color: #fff;
}

.di-hero-links .di-icon {
  width: 15px;
  height: 15px;
  color: var(--signal);
}

.di-hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--on-ink-line);
  list-style: none;
  width: 100%;
}

.di-hero-facts li {
  display: grid;
  gap: 0.15rem;
}

.di-hero-facts strong {
  color: #fff;
  font-weight: 600;
}

.di-hero-facts span {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--on-ink-muted);
}

.di-hero-visual {
  display: grid;
  justify-items: center;
  gap: 1rem;
}

.di-hero-caption {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--on-ink-muted);
  text-align: center;
}

.di-hero-caption .di-status.is-production {
  color: var(--signal);
}

.di-hero-caption a {
  color: var(--on-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Live systems board: the hero's focal visual — a status panel of
   production systems instead of a single app screenshot */
.di-board {
  width: min(100%, 440px);
  margin-inline: auto;
  background: linear-gradient(180deg, var(--ink-2), var(--ink));
  border: 1px solid var(--on-ink-line);
  border-radius: var(--radius);
  box-shadow:
    0 40px 80px -40px rgba(0, 0, 0, 0.9),
    0 0 70px -34px rgba(15, 118, 110, 0.55);
  overflow: hidden;
}

.di-board-bar {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.1rem;
  border-bottom: 1px solid var(--on-ink-line);
  background: rgba(255, 255, 255, 0.03);
}

.di-board-dots {
  display: inline-flex;
  gap: 5px;
}

.di-board-dots i {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--on-ink-line);
}

.di-board-title {
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--on-ink-muted);
}

.di-board-list {
  list-style: none;
  padding: 0.3rem 0;
}

.di-board-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.7rem 1.1rem;
}

.di-board-list li + li {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.di-live {
  flex-shrink: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.6);
  animation: di-pulse 2.4s ease-out infinite;
}

.di-board-list li:nth-child(2) .di-live { animation-delay: 0.3s; }
.di-board-list li:nth-child(3) .di-live { animation-delay: 0.6s; }
.di-board-list li:nth-child(4) .di-live { animation-delay: 0.9s; }
.di-board-list li:nth-child(5) .di-live { animation-delay: 1.2s; }
.di-board-list li:nth-child(6) .di-live { animation-delay: 1.5s; }

.di-board-name {
  flex: 1;
  min-width: 0;
  color: var(--on-ink);
  font-size: 0.95rem;
}

.di-board-tag {
  flex-shrink: 0;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
  padding: 0.2rem 0.55rem;
  border: 1px solid var(--on-ink-line);
  border-radius: 999px;
}

.di-board-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.8rem;
  padding: 0.85rem 1.1rem;
  border-top: 1px solid var(--on-ink-line);
  background: rgba(255, 255, 255, 0.03);
  font-size: 0.78rem;
  color: var(--on-ink-muted);
}

.di-board-foot .di-status.is-production {
  color: var(--signal);
}

/* ==========================================================================
   6. Phone mockup (hero, app cards, case studies)
   ========================================================================== */

.di-phone {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 9 / 17.5;
  padding: 10px;
  border-radius: 40px;
  background: linear-gradient(160deg, #2a3650, #0b1120);
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow:
    inset 0 0 0 2px #0a0d17,
    0 30px 60px -28px rgba(0, 0, 0, 0.8);
}

.di-phone::before,
.di-phone::after {
  content: "";
  position: absolute;
  width: 3px;
  border-radius: 2px;
  background: #3a4866;
}

.di-phone::before {
  left: -4px;
  top: 22%;
  height: 11%;
}

.di-phone::after {
  right: -4px;
  top: 28%;
  height: 16%;
}

.di-phone-island {
  position: absolute;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  width: 32%;
  height: 20px;
  border-radius: 999px;
  background: #05070f;
  z-index: 2;
}

.di-phone-screen {
  display: block;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: 31px;
  background: var(--ink-2);
}

.di-phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.di-phone-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 100%;
  padding: 1rem;
  background: radial-gradient(80% 50% at 50% 0%, rgba(15, 118, 110, 0.5), transparent), var(--ink-2);
}

.di-phone-placeholder strong {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: var(--accent);
  color: #fff;
  font-size: 1.8rem;
  font-weight: 700;
}

.di-phone-placeholder small {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--on-ink-muted);
}

.di-phone-hero {
  width: min(100%, 300px);
  box-shadow:
    inset 0 0 0 2px #0a0d17,
    0 40px 80px -30px rgba(0, 0, 0, 0.9),
    0 0 80px -30px rgba(15, 118, 110, 0.6);
}

/* Small phone inside a card cover: top visible, bottom clipped */
.di-phone-card {
  position: absolute;
  top: 1.1rem;
  left: 24%;
  width: 52%;
  padding: 6px;
  border-radius: 26px;
  box-shadow:
    inset 0 0 0 2px #0a0d17,
    0 20px 40px -20px rgba(0, 0, 0, 0.9);
}

.di-phone-card .di-phone-screen {
  border-radius: 20px;
}

.di-phone-card .di-phone-island {
  top: 12px;
  width: 30%;
  height: 12px;
}

.di-phone-card .di-phone-placeholder {
  justify-content: flex-start;
  padding-top: 28%;
}

.di-phone-card .di-phone-placeholder strong {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  font-size: 1.3rem;
}

/* ==========================================================================
   7. Stats + "Built for" band
   ========================================================================== */

.di-band {
  background: var(--paper-2);
  border-bottom: 1px solid var(--line);
  padding: 2.5rem 0;
}

.di-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.di-stat {
  padding: 1.1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.di-stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

.di-stat p {
  margin-top: 0.3rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
}

.di-clients {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 2rem;
  margin-top: 2rem;
}

.di-clients ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  list-style: none;
}

.di-clients li {
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.01em;
}

/* Logo strip: quiet by default, full colour on hover */
.di-client-logos {
  align-items: center;
}

.di-client-logos img {
  display: block;
  height: 46px;
  width: auto;
  max-width: 190px;
  object-fit: contain;
  filter: grayscale(1);
  opacity: 0.72;
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.di-client-logos li:hover img {
  filter: none;
  opacity: 1;
}

/* ==========================================================================
   8. Work: case-study groups and cards
   ========================================================================== */

.di-case {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 2.1fr);
  gap: 2.5rem 3rem;
  padding: 3rem 0;
  border-top: 1px solid var(--line);
}

.di-case:last-child {
  padding-bottom: 0;
}

.di-case-side {
  position: sticky;
  top: calc(var(--nav-h) + 24px);
  align-self: start;
  display: grid;
  gap: 0.6rem;
  justify-items: start;
}

.di-case-mark,
.di-case-logo {
  display: block;
  width: auto;
  max-width: 150px;
  height: 48px;
  padding: 6px 10px;
  border-radius: 12px;
  margin-bottom: 0.6rem;
}

.di-case-mark {
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
  font-weight: 700;
  font-size: 1.3rem;
}

.di-case-logo {
  object-fit: contain;
  background: #fff;
  border: 1px solid var(--line);
}

.di-case-company {
  font-size: 1.4rem;
}

.di-case-role {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}

.di-case-summary {
  color: var(--muted);
  max-width: 36ch;
}

.di-case-count {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.4rem;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--accent-ink);
}

.di-case-count .di-icon {
  width: 15px;
  height: 15px;
}

.di-case-grid,
.di-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.25rem;
}

.di-grid-3 {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

/* Card */
.di-card {
  display: flex;
  flex-direction: column;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.35s var(--ease), border-color 0.2s ease, box-shadow 0.3s ease;
}

.di-card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow);
}

.di-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ink-2);
  border-bottom: 1px solid var(--line);
}

.di-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.di-card-media.is-app {
  background:
    radial-gradient(70% 60% at 50% 100%, rgba(15, 118, 110, 0.55), transparent),
    linear-gradient(135deg, #16233a, #0e1726);
}

/* Web covers sit inside a small browser window */
.di-card-media.is-browser {
  display: flex;
  flex-direction: column;
  background: var(--ink);
}

.di-browser-bar {
  display: flex;
  align-items: center;
  gap: 5px;
  flex: none;
  height: 26px;
  padding: 0 10px;
  background: #0b1220;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.di-browser-bar i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.di-browser-url {
  flex: 1;
  min-width: 0;
  margin-left: 8px;
  height: 16px;
  line-height: 16px;
  padding: 0 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.07);
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.66rem;
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.di-card-media.is-browser img {
  flex: 1;
  min-height: 0;
  transition: transform 0.7s var(--ease);
}

.di-card:hover .di-card-media.is-browser img {
  transform: scale(1.03);
}

/* Splash cover for work without a screenshot yet: per-project tint + app-icon monogram.
   The tint bucket (.di-hue-N) is picked from a hash of the title, so it is stable. */
.di-hue-0 { --splash-h: 190; }
.di-hue-1 { --splash-h: 220; }
.di-hue-2 { --splash-h: 250; }
.di-hue-3 { --splash-h: 280; }
.di-hue-4 { --splash-h: 310; }
.di-hue-5 { --splash-h: 340; }
.di-hue-6 { --splash-h: 10; }
.di-hue-7 { --splash-h: 30; }
.di-hue-8 { --splash-h: 150; }
.di-hue-9 { --splash-h: 165; }
.di-hue-10 { --splash-h: 200; }
.di-hue-11 { --splash-h: 265; }

.di-card-media.is-splash {
  display: grid;
  place-items: center;
  padding: 1.1rem 1.25rem;
  color: #fff;
  background:
    radial-gradient(120% 90% at 100% 0%, hsl(var(--splash-h, 190) 55% 32% / 0.9), transparent 60%),
    linear-gradient(160deg, hsl(var(--splash-h, 190) 40% 16%), var(--ink));
}

.di-splash-icon {
  position: relative;
  display: grid;
  place-items: center;
  width: 84px;
  height: 84px;
  border-radius: 22px;
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 2rem;
  letter-spacing: -0.02em;
  color: #fff;
  background: linear-gradient(145deg, hsl(var(--splash-h, 190) 60% 48%), hsl(calc(var(--splash-h, 190) + 30) 55% 30%));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.35),
    0 14px 30px -12px rgba(0, 0, 0, 0.7);
  transition: transform 0.5s var(--ease);
}

.di-card:hover .di-splash-icon {
  transform: translateY(-3px) scale(1.04);
}

.di-card-media.is-splash::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  -webkit-mask-image: linear-gradient(180deg, #000, transparent);
  mask-image: linear-gradient(180deg, #000, transparent);
}

.di-splash-kind {
  position: absolute;
  left: 1.1rem;
  bottom: 0.9rem;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.di-card-body {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  padding: 1.2rem 1.3rem 1.3rem;
  flex: 1;
}

.di-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.di-card-title {
  font-size: 1.15rem;
}

.di-card-title a {
  color: inherit;
}

.di-card-title a:hover {
  color: var(--accent);
}

.di-card-text {
  color: var(--muted);
  font-size: 0.95rem;
  flex: 1;
}

.di-card-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.1rem;
  margin-top: 0.3rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
}

.di-card-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.88rem;
  font-weight: 600;
}

.di-card-links .di-icon {
  width: 15px;
  height: 15px;
}

/* ==========================================================================
   9. Services
   ========================================================================== */

.di-services {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.25rem;
}

.di-service {
  padding: 1.6rem 1.5rem;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  gap: 0.7rem;
  align-content: start;
}

.di-service-icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
}

.di-service-icon .di-icon {
  width: 22px;
  height: 22px;
}

.di-service h3 {
  font-size: 1.1rem;
}

.di-service p {
  color: var(--muted);
  font-size: 0.95rem;
}

.di-service-eg {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--accent-ink);
}

/* ==========================================================================
   9c. Pricing
   ========================================================================== */

.di-pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
  align-items: start;
}

.di-price {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: 1.9rem 1.6rem 1.6rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.di-price.is-featured {
  background: var(--paper-2);
  border-color: var(--accent);
  box-shadow: 0 26px 54px -32px rgba(15, 118, 110, 0.55);
}

.di-price-badge {
  position: absolute;
  top: -12px;
  left: 1.6rem;
  padding: 0.28rem 0.75rem;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.di-price h3 {
  font-size: 1.3rem;
}

.di-price-desc {
  color: var(--muted);
  font-size: 0.95rem;
}

.di-price-amount {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.1;
}

.di-price-from {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 0.15rem;
}

.di-price-feats {
  list-style: none;
  display: grid;
  gap: 0.55rem;
  margin: 0.4rem 0 0.4rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  flex: 1;
}

.di-price-feats li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.94rem;
  color: var(--text);
}

.di-price-feats .di-icon {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  margin-top: 0.18rem;
  color: var(--accent);
}

.di-price .di-btn {
  justify-content: center;
}

.di-price-custom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 1.75rem;
  margin-top: 1.25rem;
  padding: 1.6rem 1.9rem;
  background: var(--ink);
  color: var(--on-ink);
  border-radius: var(--radius);
}

.di-price-custom h3 {
  color: #fff;
  font-size: 1.2rem;
}

.di-price-custom p {
  margin-top: 0.3rem;
  max-width: 62ch;
  color: var(--on-ink-muted);
  font-size: 0.95rem;
}

.di-price-custom .di-btn {
  flex-shrink: 0;
  background: var(--accent);
  border-color: var(--accent);
}

.di-price-custom .di-btn:hover {
  background: #fff;
  border-color: #fff;
  color: var(--ink);
}

.di-price-note {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--muted);
  text-align: center;
}

/* ==========================================================================
   10. About + skills
   ========================================================================== */

.di-about {
  display: grid;
  grid-template-columns: minmax(0, 320px) minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
}

.di-about-photo {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.di-about-photo img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: center 25%;
}

.di-about-text p {
  margin-bottom: 1rem;
  color: var(--text);
}

.di-about-text p:last-child {
  margin-bottom: 0;
}

.di-about-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.5rem;
  margin-top: 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
}

.di-about-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.di-about-meta .di-icon {
  width: 14px;
  height: 14px;
  color: var(--accent);
}

/* The one skill ("How I work"): a dark card with a slowly sweeping
   teal/amber border, placed after the proof and before the offer */
.di-vibe-wrap {
  padding: 2px;
  border-radius: calc(var(--radius) + 2px);
  background: linear-gradient(120deg, var(--accent), var(--signal), #a78bfa, var(--accent));
  background-size: 300% 300%;
  animation: di-sweep 8s linear infinite;
  box-shadow: 0 24px 50px -30px rgba(14, 23, 38, 0.7);
}

@keyframes di-sweep {
  to { background-position: 300% 50%; }
}

.di-vibe {
  position: relative;
  display: grid;
  gap: 1.4rem;
  padding: 2.25rem 2.25rem 2rem;
  border-radius: var(--radius);
  background:
    radial-gradient(60% 80% at 100% 0%, rgba(245, 158, 11, 0.18), transparent),
    radial-gradient(50% 70% at 0% 100%, rgba(15, 118, 110, 0.35), transparent),
    var(--ink);
  color: var(--on-ink);
  overflow: hidden;
}

.di-vibe-head {
  display: grid;
  gap: 0.35rem;
  justify-items: start;
}

.di-vibe-crown {
  font-size: 2.6rem;
  line-height: 1;
  display: inline-block;
  animation: di-bob 2.6s ease-in-out infinite;
  filter: drop-shadow(0 10px 18px rgba(245, 158, 11, 0.45));
}

@keyframes di-bob {
  0%, 100% { transform: translateY(0) rotate(-8deg); }
  50% { transform: translateY(-8px) rotate(6deg); }
}

.di-vibe-title {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.05;
  background: linear-gradient(90deg, #fff, var(--signal), #fff);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: di-shimmer 4s linear infinite;
}

@keyframes di-shimmer {
  to { background-position: 200% center; }
}

.di-vibe-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--on-ink-muted);
}

.di-vibe-text {
  max-width: 64ch;
  font-size: 1.08rem;
  color: var(--on-ink);
}

.di-vibe-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
}

.di-vibe-list li {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--on-ink-line);
  background: rgba(255, 255, 255, 0.05);
  font-size: 0.9rem;
  transition: transform 0.35s var(--ease), border-color 0.2s ease;
}

.di-vibe-list li:hover {
  transform: translateY(-3px);
  border-color: var(--signal);
}

.di-vibe-stack {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.8;
  color: var(--on-ink);
  padding-top: 1rem;
  border-top: 1px solid var(--on-ink-line);
}

.di-vibe-stack strong {
  font-weight: 500;
  color: var(--signal);
}

.di-vibe-seen {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--on-ink-muted);
}

.di-vibe-seen strong {
  font-weight: 500;
  color: var(--signal);
}

/* Second opinion: a quiet quote panel under the bio */
.di-opinion {
  margin-top: 2.5rem;
  padding: 1.6rem 1.8rem;
  border: 1px solid var(--line);
  border-left: 4px solid var(--signal);
  border-radius: var(--radius);
  background: var(--paper);
}

.di-opinion blockquote p {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  line-height: 1.55;
  color: var(--text);
  max-width: 68ch;
  margin: 0.5rem 0 0.9rem;
}

.di-opinion footer {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
}

/* ==========================================================================
   11. Experience timeline + education
   ========================================================================== */

.di-timeline {
  list-style: none;
  display: grid;
  gap: 0;
  max-width: 860px;
}

.di-timeline-item {
  position: relative;
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 1.5rem;
  padding: 1.5rem 0 1.5rem 0;
  border-top: 1px solid var(--line);
}

.di-timeline-item:last-child {
  border-bottom: 1px solid var(--line);
}

.di-timeline-period {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
  padding-top: 0.25rem;
}

.di-timeline-item.is-current .di-timeline-period {
  color: var(--accent-ink);
}

.di-timeline-body {
  display: grid;
  gap: 0.35rem;
}

.di-timeline-body h3 {
  font-size: 1.1rem;
}

.di-timeline-body h3 span {
  color: var(--accent);
  font-weight: 500;
}

.di-timeline-meta {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--muted);
}

.di-timeline-body p:last-child {
  color: var(--muted);
  font-size: 0.95rem;
}

.di-edu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.di-edu {
  padding: 1.2rem 1.3rem;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: grid;
  gap: 0.3rem;
  align-content: start;
}

.di-edu-year {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--accent-ink);
}

.di-edu h4 {
  font-size: 1rem;
}

.di-edu p:last-child {
  color: var(--muted);
  font-size: 0.9rem;
}

/* ==========================================================================
   12. Contact (ink band) + form
   ========================================================================== */

.di-contact {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--on-ink);
  padding: 6rem 0;
}

/* A slow aurora of the site's colours behind the contact band */
.di-aurora {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.di-aurora i {
  position: absolute;
  width: 60vw;
  height: 60vw;
  max-width: 900px;
  max-height: 900px;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.32;
  animation: di-drift 18s ease-in-out infinite alternate;
}

.di-aurora i:nth-child(1) {
  top: -30%;
  left: -12%;
  background: var(--accent);
}

.di-aurora i:nth-child(2) {
  right: -14%;
  bottom: -40%;
  background: #6d5bd0;
  animation-duration: 23s;
}

.di-aurora i:nth-child(3) {
  top: 15%;
  right: 18%;
  width: 32vw;
  height: 32vw;
  background: var(--signal);
  opacity: 0.16;
  animation-duration: 27s;
}

@keyframes di-drift {
  to { transform: translate3d(8%, 10%, 0) scale(1.12); }
}

.di-contact .di-container {
  position: relative;
}

.di-contact-head {
  max-width: 760px;
  margin-bottom: 2.5rem;
}

.di-contact h2 {
  color: #fff;
  margin: 0.6rem 0 1rem;
}

.di-contact-lead {
  color: var(--on-ink-muted);
  max-width: 60ch;
}

.di-contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 1.75rem;
  align-items: start;
}

.di-contact-grid > * {
  min-width: 0;
}

/* Brief builder */
.di-brief {
  display: grid;
  gap: 1.4rem;
  align-content: start;
  padding: 1.75rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--on-ink-line);
  border-radius: var(--radius);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.di-brief-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 600;
  color: #fff;
}

.di-brief-spark {
  display: inline-block;
  animation: di-twinkle 2.4s ease-in-out infinite;
}

@keyframes di-twinkle {
  0%, 100% { transform: scale(1) rotate(0); }
  50% { transform: scale(1.3) rotate(15deg); }
}

.di-brief-q {
  display: grid;
  gap: 0.6rem;
}

.di-brief-label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}

.di-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.di-chip {
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--on-ink-line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--on-ink);
  font: inherit;
  font-size: 0.92rem;
  cursor: pointer;
  transition: transform 0.3s var(--ease), border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.di-chip:hover {
  border-color: var(--on-ink-muted);
  color: #fff;
  transform: translateY(-2px);
}

.di-chip[aria-pressed="true"] {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
  box-shadow: 0 10px 24px -14px var(--accent);
}

.di-brief-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}

.di-brief-status {
  min-height: 1.3em;
  font-size: 0.88rem;
  color: var(--signal);
}

/* The form, styled like a conversation card */
.di-form-card {
  padding: 1.75rem;
  background: var(--ink-2);
  border: 1px solid var(--on-ink-line);
  border-radius: var(--radius);
  box-shadow: 0 30px 60px -40px rgba(0, 0, 0, 0.9);
}

.di-form-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.8rem;
  padding-bottom: 1rem;
  margin-bottom: 1.1rem;
  border-bottom: 1px solid var(--on-ink-line);
}

.di-form-head > div {
  flex: 1 1 150px;
  min-width: 0;
}

.di-form-head strong {
  display: block;
  color: #fff;
  font-weight: 600;
}

.di-form-head small {
  color: var(--on-ink-muted);
  font-size: 0.84rem;
}

.di-form-head .di-status {
  margin-left: auto;
  color: var(--signal);
}

.di-form textarea.is-typing {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}


.di-form {
  display: grid;
  gap: 0.9rem;
}

.di-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.9rem;
}

.di-form label {
  display: grid;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--on-ink-muted);
}

.di-form input,
.di-form textarea {
  width: 100%;
  padding: 0.8rem 0.95rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--on-ink-line);
  background: var(--ink);
  color: var(--on-ink);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s ease;
}

.di-form input:focus,
.di-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.di-form textarea {
  resize: vertical;
  min-height: 140px;
}

.di-form .di-btn {
  justify-self: start;
  background: var(--accent);
  border-color: var(--accent);
}

.di-form .di-btn:hover {
  background: #fff;
  border-color: #fff;
  color: var(--ink);
}

.di-hp {
  position: absolute;
  left: -9999px;
}

.di-form-notice {
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.di-form-notice.is-success {
  background: rgba(52, 211, 153, 0.15);
  color: #a7f3d0;
}

.di-form-notice.is-error {
  background: rgba(248, 113, 113, 0.15);
  color: #fecaca;
}

.di-form-notice a {
  color: inherit;
  text-decoration: underline;
}

.di-form-status:empty {
  display: none;
}

/* ==========================================================================
   FAQ: native <details> accordion, no JS
   ========================================================================== */
.di-faq {
  max-width: 840px;
  display: grid;
  gap: 0.75rem;
}

.di-faq-item {
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0 1.25rem;
  transition: border-color 0.2s ease;
}

.di-faq-item[open],
.di-faq-item:hover {
  border-color: var(--accent-line);
}

.di-faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.di-faq-item summary::-webkit-details-marker {
  display: none;
}

.di-faq-item summary h3 {
  font-size: 1.05rem;
  margin: 0;
}

.di-faq-item summary .di-icon {
  flex: none;
  width: 18px;
  height: 18px;
  color: var(--muted);
  transition: transform 0.25s var(--ease);
}

.di-faq-item[open] summary .di-icon {
  transform: rotate(90deg);
}

.di-faq-answer {
  padding: 0 0 1.1rem;
  max-width: 70ch;
}

.di-faq-answer p {
  color: var(--muted);
  margin: 0;
}

.di-form input.is-invalid,
.di-form textarea.is-invalid {
  border-color: #f87171;
}

.di-field-error {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  letter-spacing: 0;
  text-transform: none;
  color: #fecaca;
}

.di-form .di-btn:disabled {
  cursor: progress;
}

/* ==========================================================================
   13. Footer + floating buttons
   ========================================================================== */

.di-footer {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: var(--on-ink-muted);
  border-top: 1px solid var(--on-ink-line);
  padding: 3.5rem 0 2rem;
}

.di-footer .di-container {
  position: relative;
}

.di-footer-glow {
  position: absolute;
  top: -45%;
  left: 50%;
  transform: translateX(-50%);
  width: 120%;
  height: 320px;
  pointer-events: none;
  background: radial-gradient(45% 60% at 50% 0%, rgba(15, 118, 110, 0.22), transparent 70%);
}


.di-footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
}

.di-footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: #fff;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.di-footer-blurb {
  max-width: 40ch;
  font-size: 0.95rem;
}

.di-footer .di-footer-heading {
  color: #fff;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  font-weight: 500;
  margin-bottom: 0.9rem;
}

.di-footer-links {
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.di-footer-links a {
  color: var(--on-ink-muted);
  font-size: 0.95rem;
}

.di-footer-links a:hover {
  color: #fff;
}

.di-footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem 2rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--on-ink-line);
  font-size: 0.95rem;
  text-align: center;
}

.di-heart {
  display: inline-block;
  color: #f0506e;
  animation: di-heartbeat 1.6s ease-in-out infinite;
}

@keyframes di-heartbeat {
  0%, 100% { transform: scale(1); }
  14% { transform: scale(1.25); }
  28% { transform: scale(1); }
  42% { transform: scale(1.18); }
}

.di-float {
  position: fixed;
  bottom: calc(20px + env(safe-area-inset-bottom, 0px));
  z-index: 90;
  display: inline-grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  cursor: pointer;
  transition: transform 0.35s var(--ease), opacity 0.3s ease, visibility 0.3s;
}

.di-float:hover {
  transform: translateY(-3px);
}

.di-float .di-icon {
  width: 22px;
  height: 22px;
}

.di-whatsapp {
  left: calc(20px + env(safe-area-inset-left, 0px));
  background: #25d366;
  border-color: #25d366;
  color: #fff;
  box-shadow: 0 12px 28px -12px rgba(37, 211, 102, 0.7);
}

.di-top {
  right: calc(20px + env(safe-area-inset-right, 0px));
  background: var(--paper-2);
  color: var(--ink);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.di-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* ==========================================================================
   14. Case-study page + inner pages
   ========================================================================== */

.di-page {
  padding: 3.5rem 0 4rem;
}

.di-page-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin: 0.5rem 0 1rem;
}

.di-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 1.25rem;
}

.di-breadcrumb a {
  color: var(--muted);
}

.di-breadcrumb a:hover {
  color: var(--accent);
}

.di-project-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1.25rem;
  margin-bottom: 1.25rem;
}

.di-project-company {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--muted);
}

.di-project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.5rem 0 2rem;
}

.di-project-cover {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 2rem;
}

.di-project-cover-phone {
  display: flex;
  justify-content: center;
  padding: 2.5rem 1rem;
  margin-bottom: 2rem;
  background: var(--ink);
  border-radius: var(--radius);
}

.di-project-cover-phone .di-phone {
  width: min(100%, 300px);
}

.di-entry {
  max-width: 72ch;
}

.di-entry :is(p, ul, ol) {
  margin-bottom: 1.1rem;
}

.di-entry :is(h2, h3) {
  margin: 1.75rem 0 0.75rem;
}

.di-entry ul,
.di-entry ol {
  padding-left: 1.4rem;
}

.di-project-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.di-project-nav-link {
  display: grid;
  gap: 0.25rem;
  max-width: 48%;
  color: var(--ink);
}

.di-project-nav-link.is-next {
  margin-left: auto;
  text-align: right;
}

.di-project-nav-link small {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--muted);
}

.di-project-nav-link:hover strong {
  color: var(--accent);
}

.di-project-cta {
  margin-top: 3rem;
  padding: 2.5rem 2rem;
  background: var(--ink);
  color: var(--on-ink);
  border-radius: var(--radius);
  text-align: center;
}

.di-project-cta h2 {
  color: #fff;
  margin-bottom: 0.6rem;
}

.di-project-cta p {
  color: var(--on-ink-muted);
  margin-bottom: 1.4rem;
}

.di-project-cta .di-btn {
  background: var(--accent);
  border-color: var(--accent);
}

.di-page.is-elementor {
  padding: 0;
}

.di-page.is-elementor .di-container {
  width: 100%;
}

.di-post-list article {
  padding: 1.5rem;
  background: var(--paper-2);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
}

.di-post-list h2 {
  font-size: 1.3rem;
  margin-bottom: 0.4rem;
}

.di-post-list h2 a {
  color: var(--ink);
}

.di-post-meta {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.6rem;
}

.di-404 {
  text-align: center;
  padding: 2rem 0;
}

.di-404 h1 {
  font-size: clamp(2rem, 6vw, 3.5rem);
  margin-bottom: 0.75rem;
}

.di-404 p {
  color: var(--muted);
  margin-bottom: 1.5rem;
}

/* ==========================================================================
   15. Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .di-case {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .di-case-side {
    position: static;
  }

  .di-case-summary {
    max-width: 60ch;
  }
}

/* 961–1140px: inline nav, but compact and never wrapping */
@media (max-width: 1140px) {
  .di-menu {
    gap: 1.05rem;
  }

  .di-menu a:not(.di-btn) {
    font-size: 0.9rem;
    white-space: nowrap;
  }

  .di-menu .di-btn {
    white-space: nowrap;
    padding-left: 0.9rem;
    padding-right: 0.9rem;
  }

  .di-wordmark-text {
    font-size: 1rem;
  }
}

@media (max-width: 960px) {
  .di-burger {
    display: grid;
  }

  .di-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: max(12px, env(safe-area-inset-left, 0px));
    right: max(12px, env(safe-area-inset-right, 0px));
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 0.9rem;
    background: var(--ink-2);
    border: 1px solid var(--on-ink-line);
    border-radius: var(--radius);
    box-shadow: 0 24px 48px -20px rgba(0, 0, 0, 0.7);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    pointer-events: none;
    transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  }

  .di-menu.is-open {
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
  }

  .di-menu a:not(.di-btn) {
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-sm);
    font-size: 1.05rem;
  }

  .di-menu a:not(.di-btn)::after {
    display: none;
  }

  .di-menu a:not(.di-btn):hover,
  .di-menu a:not(.di-btn).is-active {
    background: rgba(255, 255, 255, 0.06);
  }

  .di-menu .di-btn {
    margin-top: 0.4rem;
    justify-content: center;
  }

  .di-hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .di-hero h1 {
    max-width: none;
  }

  .di-phone-hero {
    width: min(100%, 240px);
  }

  .di-about {
    grid-template-columns: 1fr;
  }

  .di-about-photo {
    max-width: 320px;
  }

  .di-contact-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .di-footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 720px) {
  .di-section {
    padding: 4.5rem 0;
  }

  .di-hero {
    padding: 3.5rem 0 3.5rem;
  }

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

  .di-timeline-item {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .di-form-row {
    grid-template-columns: 1fr;
  }

  .di-float {
    width: 46px;
    height: 46px;
  }
}

/* ==========================================================================
   16. Reduced motion
   ========================================================================== */

@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;
  }

  .di-reveal {
    opacity: 1;
    transform: none;
  }
}