/* itseclist.com — clean, typographic, original */

:root {
  --bg:          #F8F7F4;
  --surface:     #FFFFFF;
  --border:      #E2E0DB;
  --text:        #1C1B19;
  --muted:       #7A7870;
  --accent:      #3D4F8C;
  --accent-dim:  #8A94BD;
  --mono-bg:     #F0EEE9;

  --font-serif:  'DM Serif Display', Georgia, serif;
  --font-sans:   'DM Sans', system-ui, sans-serif;
  --font-mono:   'DM Mono', 'Fira Code', 'Cascadia Code', monospace;

  --radius:      6px;
  --ease:        cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-weight: 300;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

/* Layout */
main {
  width: 100%;
  max-width: 440px;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

/* Header */
header {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.wordmark {
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 7vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1;
  color: var(--text);
  display: block;
}

.tagline {
  font-size: 0.9375rem;
  font-weight: 300;
  line-height: 1.55;
  color: var(--muted);
  letter-spacing: 0.005em;
}

/* Connect section */
.connect {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.connect-label {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-dim);
}

/* SSH command box */
.ssh-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--mono-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 16px;
  position: relative;
  transition: border-color 0.15s var(--ease);
}

.ssh-box:focus-within {
  border-color: var(--accent);
}

.ssh-command {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text);
  letter-spacing: 0.01em;
  flex: 1;
  user-select: all;
  white-space: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}

.ssh-command::-webkit-scrollbar { display: none; }

.copy-btn {
  flex-shrink: 0;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  padding: 4px;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.1s, background 0.1s;
  position: relative;
}

.copy-btn:hover {
  color: var(--accent);
  background: rgba(61, 79, 140, 0.08);
}

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

/* Copy / check icon swap */
.icon-copy  { display: block; }
.icon-check { display: none; color: #3a8a5a; }

.copy-btn.copied .icon-copy  { display: none; }
.copy-btn.copied .icon-check { display: block; }

/* Fingerprint */
.fingerprint {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.fp-label {
  font-size: 0.6875rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}

.fp-value {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--muted);
  letter-spacing: 0.03em;
  word-break: break-all;
  line-height: 1.5;
}

/* Hint */
.connect-hint {
  font-size: 0.8125rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--muted);
  border-left: 2px solid var(--border);
  padding-left: 12px;
}

/* Footer */
footer {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--accent-dim);
  letter-spacing: 0.03em;
}

/* Responsive */
@media (max-width: 480px) {
  body {
    align-items: flex-start;
    padding: 48px 20px 40px;
  }

  main { gap: 40px; }
}