/* =========================================================
   Luke N. — personal site
   Layout mirrors the reference (alikashif.co) 1:1:
   1200px shell / 700px narrow column, 40-50-32-10px rhythm.
   Colours and type come from the Design.MD token set.
   ========================================================= */

:root {
  /* ---- primitive tokens (Design.MD) ---- */
  --font-family-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-family-mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-weight-base: 400;
  --font-weight-medium: 500;

  --font-size-xs: 8px;
  --font-size-sm: 12px;
  --font-size-md: 14px;
  --font-size-lg: 16px;
  --font-size-xl: 18px;
  --font-size-2xl: 24px;
  --font-size-3xl: 28px;

  --color-text-primary: #ffffff;
  --color-text-tertiary: #8f8f8f;
  --color-surface-base: #000000;
  --color-surface-muted: #f8f8f8;
  --color-surface-raised: #2e2d2d;
  --color-surface-strong: #0d0d0d;

  --space-1: 3px;
  --space-2: 10px;
  --space-3: 11px;
  --space-4: 12px;
  --space-5: 16px;
  --space-6: 40px;

  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 24px;

  --shadow-2: rgba(0, 0, 0, 0.29) 0px 0.482901px 1.06238px -1.75px,
              rgba(0, 0, 0, 0.14) 0px 4px 8.8px -3.5px,
              rgba(0, 0, 0, 0.05) 0px 0px 0px 1px;

  --motion-duration-instant: 400ms;
  --motion-duration-fast: 200ms;
  --motion-ease: cubic-bezier(0.22, 0.61, 0.36, 1);

  /* ---- semantic aliases ---- */
  --surface-page: var(--color-surface-base);
  --surface-card: #161616;          /* plan blocks, media frames */
  --surface-pill: #262626;          /* pills, chips */
  --surface-hover: #1e1e1e;

  --text-primary: var(--color-text-primary);
  --text-muted: var(--color-text-tertiary);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.2);
  --status-live: #35d07f;
  --focus-ring: #ffffff;

  /* ---- layout (measured from the reference) ---- */
  --shell-max: 1200px;              /* 1168px of content */
  --narrow-max: 700px;              /* 668px of content */
  --gutter: var(--space-5);
  --radius-frame: var(--radius-xs); /* media frame */
  --radius-block: 4px;              /* plan blocks */
  --gap-section: var(--space-6);    /* 40px between sections */
  --gap-group: 50px;                /* label -> list */
  --gap-project: 32px;              /* between dev projects */
  --gap-shot: var(--space-2);       /* between design shots */
}

/* =========================================================
   Reset & base
   ========================================================= */

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--surface-page);
  color: var(--text-primary);
  font-family: var(--font-family-primary);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, video { display: block; max-width: 100%; }
h1, h2, h3, p, ul, figure { margin: 0; }
ul { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; }

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: var(--radius-block);
}

::selection { background: var(--text-primary); color: var(--surface-page); }

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -80px;
  z-index: 100;
  padding: var(--space-2) var(--space-5);
  background: var(--text-primary);
  color: var(--surface-page);
  border-radius: var(--radius-block);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: top var(--motion-duration-fast) var(--motion-ease);
}
.skip-link:focus-visible { top: var(--space-2); }

/* =========================================================
   Layout primitives
   ========================================================= */

.shell {
  width: 100%;
  max-width: var(--shell-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.narrow {
  width: 100%;
  max-width: var(--narrow-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

main {
  display: flex;
  flex-direction: column;
  gap: var(--gap-section);
  padding-top: 100px;
}

/* Mono micro-label — the reference uses it for every meta line. */
.mono {
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  line-height: 16px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* =========================================================
   Top bar
   ========================================================= */

.topbar { padding-top: var(--space-6); }
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}
.topbar-clock { display: inline-flex; align-items: center; gap: 6px; }
.clock-icon {
  width: 11px; height: 11px;
  border: 1.25px solid currentColor;
  border-radius: 50%;
  position: relative;
}
.clock-icon::after {
  content: "";
  position: absolute;
  left: 50%; top: 2px;
  width: 1.25px; height: 3.5px;
  background: currentColor;
}

/* =========================================================
   Intro
   ========================================================= */

.intro {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.intro-id { display: flex; flex-direction: column; gap: var(--space-5); }

.avatar {
  position: relative;
  display: block;
  width: 56px; height: 56px;
  border-radius: var(--radius-xs);
  background: var(--surface-card);
  overflow: hidden;
  flex: none;
}
.avatar img {
  width: 100%; height: 100%;
  object-fit: cover;
  position: relative;
  z-index: 1;
}
.avatar img[hidden] { display: none; }
.avatar-fallback {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  letter-spacing: -0.02em;
  color: var(--text-muted);
}
.avatar-status {
  position: absolute;
  right: -1px; bottom: -1px;
  z-index: 2;
  width: 11px; height: 11px;
  border-radius: 50%;
  background: var(--status-live);
  box-shadow: 0 0 0 2px var(--surface-page);
}

.intro-name-row { display: flex; flex-direction: column; gap: var(--space-1); }

#intro-name {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  letter-spacing: -0.04em;
}
.intro-role {
  font-size: var(--font-size-lg);
  line-height: 1.2;
  color: var(--text-muted);
}

.intro-copy {
  margin-top: var(--space-2);
  font-size: var(--font-size-lg);
  line-height: 24px;
  color: var(--text-muted);
  max-width: 62ch;
}
.intro-copy strong { color: var(--text-primary); font-weight: var(--font-weight-medium); }

.dm {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-4);
}
.dm a {
  font-size: var(--font-size-lg);
  line-height: 24px;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--border-strong);
  transition: text-decoration-color var(--motion-duration-fast) var(--motion-ease),
              color var(--motion-duration-fast) var(--motion-ease);
}
.dm a:hover { text-decoration-color: currentColor; }

/* WhatsApp link keeps the icon and label on one baseline. */
.dm-wa {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 24px;
}
.icon-wa { flex: none; }

/* =========================================================
   Work
   ========================================================= */

.work-shell {
  display: flex;
  flex-direction: column;
  gap: var(--gap-group);
}

.section-label {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-base);
  line-height: 24px;
  letter-spacing: 0.01em;
  color: var(--text-muted);
  text-align: center;
}
/* The hint sits directly under its label, not a group apart. */
.section-hint {
  margin-top: calc(var(--gap-group) * -1 + var(--space-2));
  text-align: center;
}

.dev-list { display: flex; flex-direction: column; gap: var(--gap-project); }
.design-list { display: flex; flex-direction: column; gap: var(--gap-shot); }

.project { display: flex; flex-direction: column; gap: var(--gap-shot); }

/* 3px frame + 6px radius, exactly as the reference */
.frame {
  display: block;
  padding: var(--space-1);
  background: var(--surface-card);
  border-radius: var(--radius-frame);
  overflow: hidden;
  position: relative;
}
.frame video,
.frame img {
  width: 100%;
  border-radius: var(--radius-block);
  background: var(--color-surface-strong);
}
/* Full-page screenshots are cropped to the reference's card ratio. */
.frame img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: top center;
}

.frame-toggle {
  position: absolute;
  right: var(--space-4);
  bottom: var(--space-4);
  min-height: 32px;
  padding: 6px var(--space-5);
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-strong);
  border-radius: 32px;
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  opacity: 0;
  transition: opacity var(--motion-duration-fast) var(--motion-ease),
              background var(--motion-duration-fast) var(--motion-ease);
}
.frame:hover .frame-toggle,
.frame-toggle:focus-visible { opacity: 1; }
.frame-toggle:hover { background: var(--surface-pill); }

.project-caption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  min-height: 24px;
}
.caption-left,
.caption-right { display: flex; align-items: center; gap: var(--space-2); }
.caption-title {
  font-size: var(--font-size-lg);
  line-height: 24px;
  letter-spacing: 0.01em;
  color: var(--text-primary);
}
.caption-type {
  font-size: var(--font-size-lg);
  line-height: 24px;
  letter-spacing: 0.01em;
  color: var(--text-muted);
}
.caption-right a {
  font-size: var(--font-size-lg);
  line-height: 24px;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--border-strong);
  transition: text-decoration-color var(--motion-duration-fast) var(--motion-ease);
}
.caption-right a:hover { text-decoration-color: currentColor; }

/* Design shots are buttons: click opens the big screen. */
.shot {
  display: block;
  width: 100%;
  padding: 0;
  cursor: zoom-in;
  border-radius: var(--radius-frame);
  transition: transform var(--motion-duration-fast) var(--motion-ease);
}
.shot:hover { transform: translateY(-2px); }
.shot:active { transform: none; }

/* =========================================================
   Pricing
   ========================================================= */

.pricing {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2px;
  align-items: stretch;
}

.plan {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.plan-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-5) var(--space-5);
  background: var(--surface-card);
}
.plan-block-top {
  gap: var(--space-4);
  border-radius: var(--radius-block) var(--radius-block) 0 0;
  padding-top: var(--space-6);
}
.plan-block:nth-child(2) { flex: 1; }
.plan-block-foot {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-6);
  border-radius: 0 0 var(--radius-block) var(--radius-block);
}

.pill {
  align-self: flex-start;
  padding: 6px var(--space-5);
  background: var(--surface-pill);
  border-radius: 32px;
  font-size: var(--font-size-lg);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.plan-title {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  letter-spacing: -0.025em;
}
.plan-desc {
  font-size: var(--font-size-md);
  line-height: 1.4;
  color: var(--text-muted);
}

.plan-label { font-size: var(--font-size-md); line-height: 1.2; color: var(--text-muted); }

.plan-list { display: flex; flex-direction: column; gap: var(--space-2); }
.plan-list li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: var(--font-size-sm);
  line-height: 1.2;
}
.plan-list li::before {
  content: "";
  flex: none;
  width: 12px; height: 6px;
  margin-top: 2px;
  border-left: 1.25px solid var(--text-muted);
  border-bottom: 1.25px solid var(--text-muted);
  transform: rotate(-45deg);
}

.price { display: flex; flex-direction: column; gap: 8px; }
.price-pre { font-size: var(--font-size-md); line-height: 1.2; letter-spacing: -0.025em; color: var(--text-muted); }
.price-value {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: var(--space-4) var(--space-6);
  background: var(--text-primary);
  color: var(--surface-page);
  border: 1px solid transparent;
  border-radius: 32px;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--motion-duration-fast) var(--motion-ease),
              color var(--motion-duration-fast) var(--motion-ease),
              transform var(--motion-duration-fast) var(--motion-ease);
}
.btn:hover { background: var(--color-surface-muted); }

/* Secondary button — same shape, outlined, for the direct WhatsApp route. */
.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: var(--surface-pill); border-color: var(--text-primary); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline-offset: 3px; }
.btn[aria-disabled="true"] { opacity: 0.45; pointer-events: none; }

/* =========================================================
   Process
   ========================================================= */

.process { display: flex; flex-direction: column; gap: var(--space-5); }

.process-copy {
  font-size: var(--font-size-xl);
  line-height: 1.5;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.process-list {
  list-style: none;
  margin-top: var(--space-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background: var(--surface-card);
  overflow: hidden;
}

.process-step {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-5) var(--space-5);
}
.process-step + .process-step { border-top: 1px solid var(--border-subtle); }

.process-num { color: var(--text-muted); }

.process-name {
  font-size: var(--font-size-lg);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.process-desc {
  font-size: var(--font-size-lg);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--text-muted);
  text-align: right;
}

/* =========================================================
   Contact & footer
   ========================================================= */

.contact { display: flex; flex-direction: column; gap: var(--space-5); }
.contact-actions { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.contact-note { margin-top: var(--space-1); }

.footer { padding-block: var(--space-6); }
.footer-inner { display: flex; flex-direction: column; gap: var(--space-6); }
.footer-note {
  font-size: var(--font-size-md);
  line-height: 1.4;
  color: var(--text-muted);
}

/* =========================================================
   Lightbox
   ========================================================= */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: var(--space-6) var(--gutter);
}
.lightbox[hidden] { display: none; }
.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(6px);
}
.lightbox-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  width: min(1168px, 100%);
  max-height: 100%;
}
.lightbox-scroll {
  overflow: auto;
  border-radius: var(--radius-frame);
  background: var(--surface-card);
  padding: var(--space-1);
  box-shadow: var(--shadow-2);
}
.lightbox-scroll img { width: 100%; border-radius: var(--radius-block); }
.lightbox-caption { text-align: center; }
.lightbox-close {
  align-self: center;
  min-height: 36px;
  padding: 8px var(--space-6);
  background: var(--surface-pill);
  border-radius: 32px;
  font-family: var(--font-family-mono);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background var(--motion-duration-fast) var(--motion-ease);
}
.lightbox-close:hover { background: var(--color-surface-raised); }
body.is-locked { overflow: hidden; }

/* =========================================================
   Scroll reveal
   ========================================================= */

.js .project,
.js .shot,
.js .plan {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--motion-duration-instant) var(--motion-ease),
              transform var(--motion-duration-instant) var(--motion-ease);
}
.js .project.is-visible,
.js .shot.is-visible,
.js .plan.is-visible { opacity: 1; transform: none; }

/* =========================================================
   Responsive
   ========================================================= */

@media (max-width: 860px) {
  :root {
    --gap-group: 32px;
    --gap-project: 24px;
  }
  main { padding-top: 56px; }
  .pricing { grid-template-columns: 1fr; gap: var(--space-5); }
  .plan-block-foot { flex-direction: column; align-items: stretch; gap: var(--space-5); }
  .plan-block-foot .btn { width: 100%; }
  .frame img { aspect-ratio: 3 / 4; }
}

@media (max-width: 600px) {
  .process-step {
    grid-template-columns: auto 1fr;
    align-items: baseline;
    gap: var(--space-2) var(--space-4);
  }
  .process-desc { grid-column: 2; text-align: left; }
  .project-caption { flex-direction: column; align-items: flex-start; gap: 6px; }
  .contact-actions .btn { flex: 1 1 100%; }
  .frame-toggle { opacity: 1; }         /* no hover on touch */
}

/* =========================================================
   Preferences
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .js .project, .js .shot, .js .plan { opacity: 1; transform: none; }
}

@media (prefers-contrast: more) {
  :root {
    --text-muted: #d0d0d0;
    --border-subtle: rgba(255, 255, 255, 0.3);
    --border-strong: rgba(255, 255, 255, 0.55);
  }
}

@media print {
  .frame-toggle, .lightbox, .skip-link { display: none; }
  body { background: #fff; color: #000; }
}