/* ==========================================================================
   enasal.dev — landing page
   Dark, purple/blue-accented single page. No JS; icons are inline SVG in
   landing.html so this file stays pure layout + visual system.
   ========================================================================== */

/* -------------------------------------------------------------------------
   1. Design tokens
   ------------------------------------------------------------------------- */
:root {
  /* surfaces */
  --bg: #08080d;
  --bg-raised: #0e0e16;
  --bg-card: #12121c;
  --bg-card-hover: #16161f;
  --bg-inset: #0a0a11;

  /* borders */
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --border-accent: rgba(139, 92, 246, 0.4);

  /* text */
  --text-primary: #f5f5f8;
  --text-secondary: #9a9ca8;
  --text-tertiary: #6b6d78;

  /* accents */
  --purple: #8b5cf6;
  --purple-bright: #a78bfa;
  --blue: #3b82f6;
  --cyan: #38bdf8;
  --green: #34d399;
  --red: #f87171;

  --gradient-accent: linear-gradient(135deg, var(--purple) 0%, var(--blue) 100%);
  --gradient-accent-soft: linear-gradient(135deg, rgba(139, 92, 246, 0.16), rgba(59, 130, 246, 0.16));
  --gradient-text: linear-gradient(135deg, #a78bfa 0%, #60a5fa 100%);

  --glow-purple: rgba(139, 92, 246, 0.45);
  --glow-blue: rgba(59, 130, 246, 0.4);
  --glow-cyan: rgba(56, 189, 248, 0.45);

  /* layout */
  --container-w: 1120px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 999px;

  /* type */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  --shadow-card: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 20px 40px -24px rgba(0, 0, 0, 0.6);
}

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

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

body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul {
  list-style: none;
}

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

h1,
h2,
h3,
h4 {
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

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

/* -------------------------------------------------------------------------
   3. Layout helpers
   ------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--purple-bright);
  margin-bottom: 14px;
}

.section-heading {
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin-bottom: 48px;
}

.text-gradient {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.text-secondary {
  color: var(--text-secondary);
}

.icon {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

section {
  position: relative;
}

/* -------------------------------------------------------------------------
   4. Buttons
   ------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding-inline: 22px;
  border-radius: var(--radius-sm);
  font-size: 0.94rem;
  font-weight: 600;
  white-space: nowrap;
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease,
    background-color 0.15s ease;
}

.btn .icon {
  width: 16px;
  height: 16px;
  transition: transform 0.15s ease;
}

.btn:hover .icon {
  transform: translateX(3px);
}

.btn--primary {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: 0 8px 24px -8px var(--glow-purple);
}

.btn--primary:hover {
  box-shadow: 0 10px 30px -6px var(--glow-purple);
  transform: translateY(-1px);
}

.btn--outline {
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.02);
}

.btn--outline:hover {
  border-color: var(--border-accent);
  background: rgba(139, 92, 246, 0.08);
}

.btn--sm {
  height: 40px;
  padding-inline: 16px;
  font-size: 0.86rem;
}

.btn--block {
  width: 100%;
}

/* -------------------------------------------------------------------------
   5. Header / nav
   ------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8, 8, 13, 0.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.brand__mark {
  width: 30px;
  height: 30px;
  color: var(--purple-bright);
}

.brand__mark .icon {
  width: 100%;
  height: 100%;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav__links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

.nav__links a:hover {
  color: var(--text-primary);
}

.nav__cta {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* Below this width the mid-nav collapses; brand + primary CTA remain
   reachable (a JS-free pattern appropriate for a single-page site). */
@media (max-width: 860px) {
  .nav__links {
    display: none;
  }
}

/* -------------------------------------------------------------------------
   6. Hero
   ------------------------------------------------------------------------- */
.hero {
  padding: 88px 0 72px;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.4rem, 4.6vw, 3.65rem);
}

.hero__lead {
  margin-top: 20px;
  max-width: 520px;
  font-size: 1.08rem;
  color: var(--text-secondary);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 20px 24px;
  margin-top: 44px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  max-width: 160px;
}

.trust-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--gradient-accent-soft);
  border: 1px solid var(--border);
  color: var(--purple-bright);
  flex-shrink: 0;
}

.trust-item__icon .icon {
  width: 17px;
  height: 17px;
}

.trust-item strong {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
}

.trust-item span {
  display: block;
  font-size: 0.78rem;
  color: var(--text-tertiary);
  margin-top: 2px;
}

/* ---- hero graphic: layered stack ---------------------------------------- */
.hero__visual {
  position: relative;
  height: 420px;
}

.stack {
  position: absolute;
  inset: 0;
  perspective: 1400px;
}

.stack__scene {
  position: absolute;
  top: 50%;
  left: 38%;
  width: 1px;
  height: 1px;
  transform-style: preserve-3d;
}

.stack__glow {
  position: absolute;
  left: 50%;
  bottom: 8%;
  width: 260px;
  height: 260px;
  transform: translateX(-50%);
  background: radial-gradient(circle, var(--glow-cyan) 0%, transparent 70%);
  filter: blur(20px);
  opacity: 0.7;
  pointer-events: none;
}

.stack__beam {
  position: absolute;
  left: 50%;
  bottom: 14%;
  width: 3px;
  height: 62%;
  transform: translateX(-50%);
  background: linear-gradient(to top, var(--cyan), rgba(139, 92, 246, 0.5), transparent);
  filter: blur(2px);
  opacity: 0.85;
  pointer-events: none;
}

.stack__plane {
  position: absolute;
  top: 0;
  left: 0;
  width: 300px;
  height: 300px;
  margin: -150px 0 0 -150px;
  border-radius: 28px;
  border: 1px solid var(--plane-border, rgba(255, 255, 255, 0.16));
  background: var(--plane-fill);
  transform: rotateX(72deg) rotateZ(45deg) translateZ(var(--z));
  box-shadow: 0 0 70px var(--plane-glow, transparent);
}

.stack__plane--1 {
  --z: 132px;
  --plane-fill: linear-gradient(135deg, rgba(139, 92, 246, 0.14), rgba(139, 92, 246, 0.02));
  --plane-glow: rgba(139, 92, 246, 0.18);
}

.stack__plane--2 {
  --z: 44px;
  --plane-fill: linear-gradient(135deg, rgba(139, 92, 246, 0.32), rgba(99, 102, 241, 0.08));
  --plane-glow: rgba(139, 92, 246, 0.35);
  --plane-border: rgba(167, 139, 250, 0.35);
}

.stack__plane--3 {
  --z: -44px;
  --plane-fill: linear-gradient(135deg, rgba(56, 189, 248, 0.28), rgba(59, 130, 246, 0.1));
  --plane-glow: rgba(56, 189, 248, 0.35);
  --plane-border: rgba(94, 234, 212, 0.3);
}

.stack__plane--4 {
  --z: -132px;
  --plane-fill: linear-gradient(135deg, rgba(56, 189, 248, 0.45), rgba(14, 165, 233, 0.15));
  --plane-glow: rgba(56, 189, 248, 0.55);
  --plane-border: rgba(125, 211, 252, 0.45);
}

.stack__sparkle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 6px 1px rgba(255, 255, 255, 0.8);
  opacity: 0.75;
  transform: rotateX(72deg) rotateZ(45deg) translateZ(var(--z)) translate(var(--x), var(--y));
}

.stack__labels {
  position: absolute;
  right: 0;
  top: 6%;
  bottom: 8%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 42%;
  min-width: 160px;
}

.stack-label {
  position: relative;
  display: flex;
  align-items: center;
  padding-left: 68px;
  min-height: 1px;
}

.stack-label::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 52px;
  height: 1px;
  background-image: linear-gradient(
    to right,
    var(--dot, var(--purple-bright)) 0 4px,
    transparent 4px
  ),
    repeating-linear-gradient(
      to right,
      var(--line, rgba(255, 255, 255, 0.3)) 0 4px,
      transparent 4px 8px
    );
  background-position: left center, 10px center;
  background-repeat: no-repeat, repeat-x;
  background-size: 4px 4px, calc(100% - 10px) 1px;
}

.stack-label__title {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
}

.stack-label__sub {
  display: block;
  font-size: 0.72rem;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.stack-label--purple {
  --dot: var(--purple-bright);
}

.stack-label--blue {
  --dot: var(--blue);
}

.stack-label--cyan {
  --dot: var(--cyan);
}

@media (max-width: 960px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }

  .hero__visual {
    height: 340px;
    order: -1;
  }
}

@media (max-width: 520px) {
  .hero__visual {
    display: none;
  }
}

/* -------------------------------------------------------------------------
   7. Feature cards ("What I help you build")
   ------------------------------------------------------------------------- */
.features {
  padding: 64px 0;
}

.features__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 26px;
  box-shadow: var(--shadow-card);
  transition: border-color 0.15s ease, transform 0.15s ease, background-color 0.15s ease;
}

.card:hover {
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}

.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  margin-bottom: 18px;
}

.card__icon--purple {
  background: rgba(139, 92, 246, 0.14);
  color: var(--purple-bright);
}

.card__icon--green {
  background: rgba(52, 211, 153, 0.14);
  color: var(--green);
}

.card__icon--blue {
  background: rgba(59, 130, 246, 0.14);
  color: var(--blue);
}

.card h3 {
  font-size: 1.02rem;
  margin-bottom: 10px;
}

.card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

@media (max-width: 860px) {
  .features__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 600px) {
  .features__grid {
    grid-template-columns: 1fr;
  }
}

/* -------------------------------------------------------------------------
   8. Slack product demonstration
   ------------------------------------------------------------------------- */
.slack-section {
  padding: 72px 0;
}

.slack-section__panel {
  background: linear-gradient(180deg, var(--bg-raised), var(--bg-inset));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
  overflow: hidden;
}

.slack-section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-top: 4px;
}

.slack-section__lead {
  margin-top: 16px;
  color: var(--text-secondary);
  font-size: 0.98rem;
}

.checklist {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.checklist li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

.checklist .icon {
  width: 17px;
  height: 17px;
  color: var(--green);
  flex-shrink: 0;
}

.slack-section__actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.badge-directory {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  height: 48px;
  padding-inline: 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  font-size: 0.72rem;
  line-height: 1.25;
  color: var(--text-tertiary);
}

.badge-directory strong {
  display: block;
  font-size: 0.82rem;
  color: var(--text-primary);
  font-weight: 600;
}

.slack-glyph {
  display: grid;
  grid-template-columns: repeat(2, 8px);
  grid-template-rows: repeat(2, 8px);
  gap: 2px;
  flex-shrink: 0;
}

.slack-glyph span {
  border-radius: 2px;
}

.slack-glyph span:nth-child(1) {
  background: #36c5f0;
}

.slack-glyph span:nth-child(2) {
  background: #2eb67d;
}

.slack-glyph span:nth-child(3) {
  background: #ecb22e;
}

.slack-glyph span:nth-child(4) {
  background: #e01e5a;
}

/* ---- Slack mock UI ------------------------------------------------------ */
.slack-mock {
  background: var(--bg-inset);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.7);
}

.slack-mock__body {
  display: grid;
  grid-template-columns: 148px 1fr;
  min-height: 360px;
}

.slack-mock__sidebar {
  background: var(--bg-raised);
  border-right: 1px solid var(--border);
  padding: 16px 14px;
}

.slack-mock__workspace {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.84rem;
  font-weight: 700;
  padding-bottom: 14px;
  margin-bottom: 14px;
  border-bottom: 1px solid var(--border);
}

.slack-mock__workspace .icon {
  width: 14px;
  height: 14px;
  color: var(--text-tertiary);
}

.slack-mock__group-label {
  font-size: 0.66rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin: 14px 0 8px;
}

.slack-mock__group-label:first-of-type {
  margin-top: 0;
}

.slack-mock__channel-list {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.slack-mock__channel-list li {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  color: var(--text-secondary);
  padding: 5px 8px;
  border-radius: 6px;
}

.slack-mock__channel-list li.is-active {
  background: rgba(139, 92, 246, 0.16);
  color: var(--text-primary);
}

.slack-mock__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-tertiary);
  flex-shrink: 0;
}

.slack-mock__avatar {
  width: 18px;
  height: 18px;
  border-radius: 5px;
  background: var(--gradient-accent);
  flex-shrink: 0;
}

.slack-mock__main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.slack-mock__header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 0.86rem;
  font-weight: 700;
}

.slack-mock__app-tag {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--text-tertiary);
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 1px 6px;
}

.slack-mock__messages {
  flex: 1;
  padding: 18px 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.slack-mock__msg {
  display: flex;
  gap: 10px;
}

.slack-mock__msg-avatar {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
}

.slack-mock__msg-avatar--user {
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
}

.slack-mock__msg-avatar--bot {
  background: var(--gradient-accent);
  color: #fff;
}

.slack-mock__msg-meta {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 0.78rem;
  margin-bottom: 3px;
}

.slack-mock__msg-meta strong {
  font-weight: 700;
}

.slack-mock__msg-meta time {
  color: var(--text-tertiary);
  font-size: 0.7rem;
}

.slack-mock__msg-body {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.slack-mock__answer {
  margin-top: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
}

.slack-mock__answer ul {
  margin: 8px 0 10px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.slack-mock__answer li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  font-size: 0.8rem;
}

.slack-mock__answer li span:first-child {
  color: var(--text-secondary);
}

.slack-mock__delta {
  font-weight: 600;
}

.slack-mock__delta--up {
  color: var(--green);
}

.slack-mock__delta--down {
  color: var(--red);
}

.slack-mock__source {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  color: var(--text-tertiary);
  padding-top: 8px;
  margin-top: 8px;
  border-top: 1px solid var(--border);
}

.slack-mock__source .icon {
  width: 13px;
  height: 13px;
}

.slack-mock__input {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 20px 18px;
  padding: 10px 12px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg-card);
}

.slack-mock__input span {
  font-size: 0.8rem;
  color: var(--text-tertiary);
  flex: 1;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.slack-mock__input-icons {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-tertiary);
}

.slack-mock__input-icons .icon {
  width: 16px;
  height: 16px;
}

.slack-mock__send {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: var(--gradient-accent);
  color: #fff;
}

.slack-mock__send .icon {
  width: 14px;
  height: 14px;
}

@media (max-width: 960px) {
  .slack-section__panel {
    grid-template-columns: 1fr;
    padding: 32px;
  }
}

@media (max-width: 560px) {
  .slack-section__panel {
    padding: 22px;
    border-radius: var(--radius-md);
  }

  .slack-mock__body {
    grid-template-columns: 1fr;
  }

  .slack-mock__sidebar {
    display: none;
  }
}

/* -------------------------------------------------------------------------
   9. Four-step process
   ------------------------------------------------------------------------- */
.process {
  padding: 72px 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  position: relative;
}

.steps::before {
  content: "";
  position: absolute;
  top: 28px;
  left: calc(12.5% + 4px);
  right: calc(12.5% + 4px);
  height: 1px;
  background-image: repeating-linear-gradient(
    to right,
    var(--border-strong) 0 6px,
    transparent 6px 12px
  );
  z-index: 0;
}

.step {
  position: relative;
  z-index: 1;
  text-align: center;
  padding-inline: 12px;
}

.step__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-strong);
  background: var(--bg-inset);
}

.step__icon .icon {
  width: 22px;
  height: 22px;
}

.step--purple .step__icon {
  color: var(--purple-bright);
  box-shadow: 0 0 0 6px rgba(139, 92, 246, 0.08);
}

.step--teal .step__icon {
  color: var(--green);
  box-shadow: 0 0 0 6px rgba(52, 211, 153, 0.08);
}

.step--blue .step__icon {
  color: var(--blue);
  box-shadow: 0 0 0 6px rgba(59, 130, 246, 0.08);
}

.step h3 {
  font-size: 0.94rem;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

@media (max-width: 760px) {
  .steps {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .steps::before {
    display: none;
  }

  .step {
    padding-inline: 0;
  }
}

/* -------------------------------------------------------------------------
   10. About / contact
   ------------------------------------------------------------------------- */
.about {
  padding: 72px 0 88px;
}

.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 40px;
  align-items: stretch;
}

.about__content {
  display: flex;
  gap: 28px;
}

.about__photo {
  width: 132px;
  height: 132px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  background: var(--gradient-accent-soft);
}

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

.about__photo--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--purple-bright);
}

.about__photo--placeholder .icon {
  width: 46px;
  height: 46px;
  stroke-width: 1.4;
}

.about h2 {
  font-size: clamp(1.4rem, 2.6vw, 1.9rem);
}

.about__bio {
  margin-top: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 0.94rem;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: var(--shadow-card);
}

.contact-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.contact-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  margin-bottom: 24px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 24px;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color 0.15s ease;
}

.contact-links a:hover {
  color: var(--text-primary);
}

.contact-links .icon {
  width: 18px;
  height: 18px;
  color: var(--purple-bright);
}

@media (max-width: 860px) {
  .about__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .about__content {
    flex-direction: column;
  }

  .about__photo {
    width: 96px;
    height: 96px;
  }
}

/* -------------------------------------------------------------------------
   11. Footer
   ------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
}

.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.site-footer .brand {
  font-size: 0.94rem;
}

.site-footer .brand__mark {
  width: 24px;
  height: 24px;
}

.site-footer__tagline {
  font-size: 0.76rem;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.site-footer__links {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.site-footer__links a {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

.site-footer__links a:hover {
  color: var(--text-primary);
}

.site-footer__legal {
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

@media (max-width: 700px) {
  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* -------------------------------------------------------------------------
   12. Section rhythm
   ------------------------------------------------------------------------- */
.features,
.process {
  border-top: 1px solid var(--border);
}