/* Reset & base */

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

:root {
  /* Tell the browser: only use the light color scheme, don't auto-darken (otherwise color of some elements like app icon changes...)  */
  color-scheme: only light;
  /* Base neutrals */
  --bg: #070708;             /* page + footer background */
  --bg-rgb: 7, 7, 8;         /* same as --bg, for rgba usage */
  --bg-alt: #0d0e11;         /* cards, frames */
  --pill-bg: #090a0e;        /* pills: slightly darker than card */
  --pill-border: #23252f;    /* pills: soft outline, lighter than pill bg */
  --border-subtle: #15161c;  /* global borders, dividers, scrollbar thumb */

  /* Header */
  --header-bg: rgba(var(--bg-rgb), 0.96); /* sticky header background */

  /* Text */
  --text-main: #e5e7eb;      /* primary text */
  --text-muted: #9ca3af;     /* secondary text */
  --text-label: #6b7280;     /* labels, meta */

  /* Accent (Download APK) – darker, more muted teal */
  --accent: #197d9a;       /* primary accent */
  --accent-hover: #145f79; /* slightly darker on hover */
  --accent-text: #e5e7eb;    /* text on accent */

}
html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto,
    Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background-color: var(--bg);
  color: var(--text-main);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  text-decoration: underline;
}

button {
  font-family: inherit;
}

.btn,
.header-link,
.copy-btn {
  -webkit-tap-highlight-color: transparent;
}

/* Never underline header/primary buttons, even on focus/active */
.header-link,
.header-link:link,
.header-link:visited,
.header-link:focus,
.header-link:active {
  text-decoration: none;
}

/* Pressed state for header Contact */
.header-link:active {
  background-color: var(--border-subtle);
  color: var(--text-main);
}

/* html,
body {
  overscroll-behavior-y: none;
} */

/* Layout */

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.wrap {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 72px 0;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--border-subtle);
  background-color: var(--header-bg);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
}

/* Brand using serif */

.brand {
  display: flex;
  align-items: center;
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 22px);
  letter-spacing: -0.015em;
  color: var(--text-main);
}

.brand em {
  font-style: normal;
  opacity: 0.65;
}

.header-nav {
  display: flex;
  gap: 8px;
}

.header-link {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}

/* Intro */

.intro h1 {
  margin: 0 0 10px;
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  font-weight: 700;
  font-size: clamp(32px, 5vw, 40px);
  letter-spacing: -0.02em;
}

.intro-tagline {
  margin: 0;
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.7;
}

/* Section heading */

.section-heading {
  margin: 0 0 18px;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-label);
}

/* Project summary card */

.project-summary {
  border-radius: 22px;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-alt);
  padding: 28px 26px;
}

.project-summary-main {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 14px;
}

.project-icon {
  width: 50px;
  height: 50px;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

.project-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-summary-text {
  min-width: 0;
}

.project-label {
  margin: 0 0 4px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-label);
}

.project-name {
  margin: 0 0 6px;
  font-size: 1.24rem;
}

.project-one-liner {
  margin: 0;
  font-size: 1rem;
  color: var(--text-main);
}

/* Buttons */

.project-summary-actions {
  margin-top: 18px;
  margin-bottom: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 150ms ease-out, color 150ms ease-out,
    border-color 150ms ease-out, transform 120ms ease-out;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--accent-text);
  font-weight: 500;
}

.btn,
.btn:link,
.btn:visited,
.btn:focus,
.btn:active {
  text-decoration: none;
}

/* Custom pressed state that works on touch + mouse */
.btn-primary:active {
  background-color: var(--accent-hover); /* slightly darker teal */
  transform: translateY(0);              /* cancel hover lift if any */
}

/* Tech pills (no label) */

.project-tech {
  margin-top: 16px; /* a bit more breathing room under the button */
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  font-size: 0.8rem;
  border-radius: 999px;
  padding: 4px 10px;
  border: 1px solid var(--pill-border);
  background-color: var(--pill-bg);
  color: var(--text-muted);
}

/* Project body (text + screens) */

.project-body {
  margin-top: 28px;
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  align-items: flex-start;
}

.project-text {
  flex: 1 1 260px;
  min-width: 0;
}

.project-text p {
  margin: 0 0 10px;
  font-size: 1rem;
  color: var(--text-main);
  line-height: 1.7;
}

.project-text h3 {
  margin: 14px 0 6px;
  font-size: 1rem;
}

.project-modes {
  margin: 0;
  padding-left: 18px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.project-modes li {
  margin-bottom: 4px;
}

/* Screens */

.project-screens {
  flex: 1 1 260px;
  min-width: 0;
}

.project-screens h3 {
  margin: 0 0 10px;
  font-size: 1rem;
}

.screen-strip {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 6px;
  margin-bottom: 6px;
  cursor: grab;
}

.screen-strip:active {
  cursor: grabbing;
}

.screen-strip::-webkit-scrollbar {
  height: 6px;
}

.screen-strip::-webkit-scrollbar-track {
  background: transparent;
}

.screen-strip::-webkit-scrollbar-thumb {
  background: var(--border-subtle);
  border-radius: 999px;
}

.screen-item {
  margin: 0;
  flex: 0 0 auto;
}

.screen-frame {
  border-radius: 22px;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-alt);
  overflow: hidden;
}

.screen-frame img {
  width: 230px;
  height: auto;
}

.screen-item figcaption {
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: left;
}

/* Technical notes */

.project-notes {
  margin-top: 24px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.project-notes summary {
  cursor: pointer;
  list-style: none;
  letter-spacing: 0.04em;
  font-size: 0.9rem;
  color: var(--text-label);
  margin-bottom: 6px;
  display: inline-flex;
  align-items: center;
}

/* hide default marker */
.project-notes summary::-webkit-details-marker {
  display: none;
}

/* chevron icon */
.notes-chevron {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1rem;
  height: 1rem;
  margin-right: 0.4rem;
  transform: rotate(-90deg); /* closed: pointing right */
  transition: transform 150ms ease-out;
}

/* when open: chevron points down */
.project-notes[open] .notes-chevron {
  transform: rotate(0deg);
}

/* keep the text label next to the chevron */
.notes-label {
  display: inline-block;
}

.project-notes[open] summary {
  margin-bottom: 8px;
}

.project-notes ul {
  margin: 0;
  padding-left: 18px;
  line-height: 1.7;
}

/* Contact */

.contact h2 {
  margin: 0 0 12px;
  font-size: 1.4rem;
}

.contact-row {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 10px;
}

.contact-label {
  width: 90px;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-label);
}

.contact-info {
  flex: 1;
  font-size: 1rem;
  color: var(--text-main);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

/* underline all contact links consistently */
.contact-info a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-info a:hover {
  text-decoration: underline;
}

.copy-btn {
  border-radius: 999px;
  border: 1px solid var(--pill-border);
  padding: 4px 10px;
  font-size: 0.8rem;
  background-color: var(--pill-bg);
  color: var(--text-muted);
  cursor: pointer;
  transition: background-color 120ms ease-out, color 120ms ease-out,
    border-color 120ms ease-out;
}

.copy-btn.is-pressed {
  border-color: var(--border-subtle);
  background-color: var(--pill-bg);  /* same as desktop hover */
  color: var(--text-main);
}

/* Hover effects only on devices that actually support hover (no sticky hover on touch) */
@media (hover: hover) and (pointer: fine) {
  .header-link:hover {
    color: var(--text-main);
    background-color: var(--border-subtle);
    text-decoration: none;
  }

  .btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-1px);
    text-decoration: none;
  }

  .copy-btn:hover {
    border-color: var(--border-subtle);
    background-color: var(--pill-bg);  /* same as pill */
    color: var(--text-main);
  }
}

.copy-status {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: 18px 0 22px;
  background-color: var(--bg);
  margin-top: auto;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px 16px;
  font-size: 0.8rem;
  color: var(--text-label);
}

.footer-link {
  font-size: 0.8rem;
  color: var(--text-label);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (hover: hover) and (pointer: fine) {
  .footer-link:hover {
    text-decoration: underline;
    color: var(--text-main);
  }
}

/* Responsive */

@media (max-width: 740px) {
  .section {
    padding: 56px 0;
  }

  .intro h1 {
    font-size: clamp(28px, 6vw, 32px);
  }

  .project-summary {
    padding: 22px 18px;
    border-radius: 20px;
  }

  .project-summary-main {
    align-items: flex-start;
  }

  .project-body {
    flex-direction: column;
    gap: 24px;
  }

  .screen-frame img {
    width: 210px;
  }

  .contact-row {
    flex-direction: column;
    align-items: flex-start;
    margin-bottom: 20px; /* extra separation between rows on mobile */
  }

  .contact-label {
    width: auto;
  }
}

/* ========================
   Page: Privacy Policy (/privacy)
========================= */

.privacy-page main {
  flex: 1;
}

/* Main section wrapper */

.privacy-section {
  padding-top: 56px;
  padding-bottom: 72px;
}

/* Top header area */

.privacy-header {
  margin-bottom: 28px;
}

.privacy-title {
  margin: 0 0 8px;
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  font-weight: 700;
  font-size: clamp(28px, 4vw, 32px);
  letter-spacing: -0.02em;
}

.privacy-meta {
  margin: 0 0 16px;
  font-size: 0.9rem;
  color: var(--text-label);
}

.privacy-intro {
  margin: 0;
  font-size: 1rem;
  line-height: 1.8;
  color: var(--text-main);
}

.privacy-intro strong {
  font-weight: 600;
}

/* "On this page" navigation */

.privacy-toc {
  margin: 28px 0 26px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-alt);
}

.privacy-toc-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--text-label);
}

.privacy-toc-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.privacy-toc-links a {
  font-size: 0.8rem;
  border-radius: 999px;
  padding: 4px 10px;
  border: 1px solid var(--pill-border);
  background-color: var(--pill-bg);
  color: var(--text-muted);
  text-decoration: none;
}

/* Allow hover styling where supported, but keep it simple */
@media (hover: hover) and (pointer: fine) {
  .privacy-toc-links a:hover {
    text-decoration: none;
    color: var(--text-main);
    border-color: var(--border-subtle);
  }
}

/* Content blocks */

.privacy-section-block {
  margin-top: 32px;
  /* Fix for in-page anchor scroll with sticky headers:
     ensures the section title isn't hidden when linked via #id */
  scroll-margin-top: 80px;
}

.privacy-section-block:first-of-type {
  margin-top: 0;
}

.privacy-section-block h2 {
  margin: 0 0 10px;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--text-label);
}

.privacy-section-block h3 {
  margin: 18px 0 6px;
  font-size: 1rem;
}

.privacy-section-block p,
.privacy-section-block li {
  font-size: 0.97rem;
  line-height: 1.7;
  color: var(--text-main);
}

.privacy-section-block ul {
  margin: 0 0 6px;
  padding-left: 18px;
}

.privacy-section-block li {
  margin-bottom: 4px;
}

/* Cards & grid */

.privacy-card {
  border-radius: 18px;
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-alt);
  padding: 16px 18px;
}

.privacy-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 6px;
}

.privacy-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: minmax(0, 1fr);
}

@media (min-width: 740px) {
  .privacy-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Links inside the privacy content */

.privacy-section a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* Small footnote at bottom */

.privacy-footnote {
  margin-top: 28px;
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Mobile tweaks */

@media (max-width: 740px) {
  .privacy-section {
    padding-top: 48px;
    padding-bottom: 56px;
  }

  .privacy-toc {
    padding: 14px 14px;
  }
}