/* ════════════════════════════════════════════════
   components.css — buttons, cards, terminal, forms
   ════════════════════════════════════════════════ */

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.3px;
  border-radius: 2px;
  cursor: pointer;
  transition: background var(--t-base), color var(--t-base),
              border-color var(--t-base), transform var(--t-fast),
              box-shadow var(--t-base);
  border: none;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }

.btn-dark {
  background: var(--ink);
  color: var(--paper);
  padding: 13px 28px;
  border: 1.5px solid var(--ink);
}
.btn-dark:hover {
  background: var(--accent);
  border-color: var(--accent);
}
.btn-outline {
  background: transparent;
  color: var(--ink);
  padding: 13px 28px;
  border: 1.5px solid var(--rule-dark);
}
.btn-outline:hover {
  border-color: var(--ink);
}
.btn-accent {
  background: var(--accent);
  color: #fff;
  padding: 13px 28px;
  border: 1.5px solid var(--accent);
}
.btn-accent:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
}
.btn-ghost {
  background: transparent;
  color: var(--muted);
  padding: 8px 16px;
  border: 1px solid var(--rule);
  font-size: 12px;
}
.btn-ghost:hover { border-color: var(--rule-dark); color: var(--ink); }
.btn-full { width: 100%; justify-content: center; }

/* ─── STAMP / BADGE ─── */
.stamp {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 2px solid var(--accent);
  padding: 5px 14px;
  font-family: var(--font-mono);
  font-size: 9.5px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 3px;
  text-transform: uppercase;
  position: relative;
}
.stamp::before {
  content: '';
  position: absolute;
  inset: 2px;
  border: 1px solid var(--accent);
  opacity: 0.25;
}
.stamp-blue {
  border-color: var(--stamp-blue);
  color: var(--stamp-blue);
}
.stamp-blue::before { border-color: var(--stamp-blue); }

.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 3px 9px;
  border-radius: 2px;
}
.badge-red {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(184,50,40,0.2);
}
.badge-blue {
  background: var(--stamp-dim);
  color: var(--stamp-blue);
  border: 1px solid rgba(27,75,138,0.2);
}
.badge-ink {
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
}

.tag {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 11.5px;
  font-weight: 400;
  color: var(--muted);
  background: var(--paper-3);
  border: 1px solid var(--rule);
  padding: 4px 11px;
  border-radius: 2px;
  cursor: default;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}
.tag:hover,
.tag.is-active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.tag-red {
  background: var(--accent-dim);
  color: var(--accent);
  border-color: rgba(184,50,40,0.2);
}
.tag-red:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.tag-blue {
  background: var(--stamp-dim);
  color: var(--stamp-blue);
  border-color: rgba(27,75,138,0.18);
}

/* ─── DIVIDER ─── */
.divider {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}
.divider-line { flex: 0 0 72px; height: 1px; background: var(--ink); }
.divider-dot  { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
.divider-text {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--muted);
  letter-spacing: 2.5px;
  text-transform: uppercase;
}

/* ─── CARDS ─── */
.card {
  background: var(--paper-2);
  border: 1px solid var(--rule);
  border-radius: 0;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-base);
}
.card:hover {
  border-color: var(--rule-dark);
  box-shadow: 0 8px 32px rgba(14,12,10,0.08);
}
.card-accent-left::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0;
  background: var(--accent);
  transition: width var(--t-base);
}
.card-accent-left:hover::before { width: 3px; }

.card-label {
  position: absolute;
  top: -9px; left: 20px;
  padding: 0 8px;
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  background: var(--paper-2);
}

/* ─── PROJECT CARDS ─── */
.proj-grid {
  display: grid;
  grid-template-columns: 1.35fr 1fr 1fr;
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.proj-card {
  background: var(--paper);
  padding: 36px 32px 60px;
  position: relative;
  cursor: pointer;
  overflow: hidden;
  transition: background var(--t-base);
}
.proj-card:hover { background: var(--paper-2); }
.proj-card.is-featured { background: var(--ink); }
.proj-card.is-featured:hover { background: #1A1610; }

.proj-card-inner { height: 100%; }
.proj-case {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-2);
  letter-spacing: 2px;
  margin-bottom: var(--sp-4);
}
.proj-card.is-featured .proj-case { color: rgba(255,255,255,0.22); }

.proj-stamp-wrap { margin-bottom: var(--sp-4); }
.proj-title {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.3;
  margin-bottom: var(--sp-3);
  letter-spacing: -0.2px;
}
.proj-card.is-featured .proj-title { color: rgba(255,255,255,0.92); }
.proj-desc {
  font-size: 13px;
  color: var(--muted);
  line-height: 1.65;
  font-weight: 300;
  margin-bottom: var(--sp-6);
}
.proj-card.is-featured .proj-desc { color: rgba(255,255,255,0.4); }

.proj-tools { display: flex; flex-wrap: wrap; gap: 6px; }
.proj-tool {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  border: 1px solid var(--rule);
  padding: 3px 8px;
  border-radius: 2px;
}
.proj-card.is-featured .proj-tool {
  color: rgba(255,255,255,0.3);
  border-color: rgba(255,255,255,0.1);
}

.proj-arrow {
  position: absolute;
  bottom: 24px; right: 24px;
  width: 36px; height: 36px;
  border: 1px solid var(--rule);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted);
  font-size: 14px;
  transition: border-color var(--t-base), color var(--t-base), background var(--t-base);
  border-radius: 2px;
}
.proj-card.is-featured .proj-arrow {
  border-color: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.35);
}
.proj-card:hover .proj-arrow {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-dim);
}

/* ─── CERT CARDS ─── */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-5);
}
.cert-card {
  border: 1px solid var(--rule);
  padding: 28px 24px;
  background: var(--paper);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--t-base), box-shadow var(--t-base), border-color var(--t-base);
}
.cert-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(184,50,40,0.04) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--t-base);
  pointer-events: none;
}
.cert-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(14,12,10,0.1);
  border-color: var(--rule-dark);
}
.cert-card:hover::after { opacity: 1; }
.cert-issuer {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted-2);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: var(--sp-3);
}
.cert-name {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.4;
  margin-bottom: var(--sp-3);
}
.cert-year {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  margin-bottom: var(--sp-4);
  letter-spacing: 1px;
}
.cert-verify {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-bottom: 1px solid var(--accent);
  padding-bottom: 1px;
  display: inline-block;
}

/* ─── TERMINAL ─── */
.terminal {
  background: #0E0C0A;
  border: 1px solid #2A2520;
  border-radius: 3px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(14,12,10,0.35);
}
.terminal-bar {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  background: #1A1610;
  border-bottom: 1px solid #2A2520;
  gap: 8px;
}
.t-dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.t-dot-red    { background: #FF5F56; }
.t-dot-yellow { background: #FFBD2E; }
.t-dot-green  { background: #27C93F; }
.terminal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: rgba(255,255,255,0.28);
  margin-left: var(--sp-3);
  letter-spacing: 1px;
  flex: 1;
}
.terminal-body {
  padding: 20px;
  min-height: 220px;
  max-height: 320px;
  overflow-y: auto;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.75;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.08) transparent;
}
.t-line { margin-bottom: 2px; display: block; }
.t-prompt   { color: var(--accent); }
.t-cmd      { color: rgba(255,255,255,0.85); }
.t-out      { color: rgba(255,255,255,0.45); padding-left: 2px; }
.t-out-ok   { color: #22C55E; }
.t-out-info { color: #60A5FA; }
.t-out-warn { color: #F59E0B; }
.t-out-err  { color: var(--accent); }
.t-comment  { color: rgba(255,255,255,0.18); font-style: italic; }

.terminal-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-top: 1px solid #2A2520;
  background: #0E0C0A;
}
.terminal-prompt-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent);
  flex-shrink: 0;
}
.terminal-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: rgba(255,255,255,0.85);
  font-family: var(--font-mono);
  font-size: 12.5px;
  caret-color: var(--accent);
}
.terminal-input::placeholder { color: rgba(255,255,255,0.18); }

/* Terminal cursor blink */
.t-cursor {
  display: inline-block;
  width: 7px; height: 13px;
  background: var(--accent);
  vertical-align: middle;
  animation: blink 0.9s step-end infinite;
  margin-left: 2px;
}
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0} }

/* ─── CONTACT FORM ─── */
.form-field { margin-bottom: var(--sp-5); }
.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: var(--sp-2);
}
.form-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--rule-dark);
  padding: 10px 0;
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--ink);
  outline: none;
  transition: border-color var(--t-base);
  border-radius: 0;
  -webkit-appearance: none;
}
.form-input:focus { border-color: var(--accent); }
.form-input::placeholder { color: var(--muted-2); font-weight: 300; }
textarea.form-input { resize: none; min-height: 100px; }
.form-input.is-error { border-color: var(--error); }

.form-message {
  font-family: var(--font-mono);
  font-size: 11px;
  padding: var(--sp-3) var(--sp-4);
  border-radius: 2px;
  margin-top: var(--sp-4);
  display: none;
}
.form-message.is-success {
  background: rgba(45,106,79,0.1);
  color: var(--success);
  border: 1px solid rgba(45,106,79,0.25);
  display: block;
}
.form-message.is-error {
  background: var(--accent-dim);
  color: var(--accent);
  border: 1px solid rgba(184,50,40,0.2);
  display: block;
}

/* Honeypot — hidden from humans */
.hp-field { display: none !important; }

/* ─── EXPERIENCE TIMELINE ─── */
.exp-scroll {
  overflow-x: auto;
  padding-bottom: var(--sp-5);
  scrollbar-width: thin;
  scrollbar-color: var(--rule) transparent;
  cursor: grab;
}
.exp-scroll:active { cursor: grabbing; }
.exp-track {
  display: flex;
  position: relative;
  min-width: max-content;
}
.exp-track::before {
  content: '';
  position: absolute;
  top: 20px; left: 0; right: 0;
  height: 1px;
  background: var(--rule);
}
.exp-item {
  width: 260px;
  padding-right: var(--sp-8);
  flex-shrink: 0;
}
.exp-node {
  width: 12px; height: 12px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  background: var(--paper);
  position: relative;
  z-index: 1;
  margin-bottom: var(--sp-6);
  transition: background var(--t-base);
}
.exp-item:hover .exp-node { background: var(--accent); }
.exp-item.is-current .exp-node {
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(184,50,40,0.15);
}
.exp-year {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-2);
  letter-spacing: 1.5px;
  margin-bottom: var(--sp-2);
}
.exp-role {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--sp-1);
  line-height: 1.3;
}
.exp-company {
  font-size: 13px;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: var(--sp-3);
}
.exp-desc {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.65;
  font-weight: 300;
}
.exp-current-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 8px;
  color: #22C55E;
  border: 1px solid rgba(34,197,94,0.35);
  background: rgba(34,197,94,0.07);
  padding: 2px 7px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: var(--sp-2);
}

/* ─── SKILLS GRID ─── */
.skills-groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.skill-group {
  background: var(--paper);
  padding: 32px 28px;
  transition: background var(--t-base);
}
.skill-group:hover { background: var(--paper-2); }
.sg-title {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 2.5px;
  text-transform: uppercase;
  margin-bottom: var(--sp-5);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}
.sg-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--rule);
}
.sg-tags { display: flex; flex-wrap: wrap; gap: 8px; }

/* ─── CONTACT CHANNELS ─── */
.contact-channels { display: flex; flex-direction: column; }
.ch-item {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  padding: 18px var(--sp-6);
  border: 1px solid var(--rule);
  background: var(--paper);
  cursor: pointer;
  transition: background var(--t-base), border-color var(--t-base), padding-left var(--t-base);
  text-decoration: none;
  color: inherit;
  margin-bottom: -1px;
  position: relative;
}
.ch-item::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 0;
  background: var(--accent);
  transition: width var(--t-base);
}
.ch-item:hover::before { width: 3px; }
.ch-item:hover {
  background: var(--paper-2);
  border-color: var(--rule-dark);
  padding-left: calc(var(--sp-6) + 6px);
}
.ch-num {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted-2);
  width: 22px;
  flex-shrink: 0;
}
.ch-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  width: 72px;
  flex-shrink: 0;
}
.ch-value {
  font-size: 13px;
  color: var(--ink-2);
  flex: 1;
}
.ch-arrow {
  font-size: 12px;
  color: var(--muted-2);
  transition: transform var(--t-base), color var(--t-base);
}
.ch-item:hover .ch-arrow { transform: translateX(4px); color: var(--accent); }
/* ── PGP channel item ── */
.ch-pgp {
  display: grid;
  grid-template-columns: 2.5rem 1fr auto;
  align-items: start;
  gap: 0 12px;
  cursor: default;
}

.ch-pgp:hover { background: var(--paper-2); }

.ch-pgp-fp {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--muted);
  line-height: 1.5;
  word-break: break-all;
  grid-column: 2;
}

.ch-pgp-dl {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  white-space: nowrap;
  align-self: center;
  transition: opacity 0.2s;
}

.ch-pgp-dl:hover { opacity: 0.65; }

/* ─── ABOUT PULL QUOTE ─── */
.pull-quote {
  font-family: var(--font-serif);
  font-size: clamp(17px, 2.4vw, 24px);
  font-weight: 400;
  font-style: italic;
  color: var(--ink-2);
  line-height: 1.55;
  border-left: 3px solid var(--accent);
  padding-left: 28px;
  margin-bottom: var(--sp-8);
}

/* ─── ACHIEVEMENTS ─── */
.achievements-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}
.ach-card {
  border: 1px solid var(--rule);
  padding: 28px 24px;
  background: var(--paper);
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
}
.ach-card:hover {
  border-color: var(--rule-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(14,12,10,0.08);
}
.ach-icon {
  font-size: 28px;
  margin-bottom: var(--sp-4);
}
.ach-title {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: var(--sp-2);
  line-height: 1.3;
}
.ach-desc {
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.6;
  font-weight: 300;
}
.ach-year {
  position: absolute;
  bottom: 20px; right: 20px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--muted-2);
  letter-spacing: 1px;
}

@media (max-width: 1024px) {
  .proj-grid { grid-template-columns: 1fr 1fr; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .skills-groups { grid-template-columns: repeat(2, 1fr); }
  .achievements-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .proj-grid { grid-template-columns: 1fr; }
  .cert-grid { grid-template-columns: 1fr; }
  .skills-groups { grid-template-columns: 1fr; }
  .achievements-grid { grid-template-columns: 1fr; }
}

/* ─── FILTER BUTTONS ─── */
.proj-filter-btn {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 7px 16px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--muted);
  border-radius: 2px;
  cursor: pointer;
  transition: all var(--t-base);
}
.proj-filter-btn:hover {
  border-color: var(--rule-dark);
  color: var(--ink);
}
.proj-filter-btn.is-active {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

/* ─── NAV LINK ACTIVE ─── */
.nav-link.is-current { color: var(--accent); }

/* ─── PAGE SECTION TRANSITION ─── */
.page-section {
  display: none;
  opacity: 0;
  transition: opacity 0.35s ease;
}

/* ─── TERMINAL PANEL RESPONSIVE ─── */
@media (max-width: 1100px) {
  #terminal-panel {
    position: static !important;
    width: 100% !important;
    margin-top: 40px;
  }
}
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr !important; }
  .about-layout-grid { grid-template-columns: 1fr !important; }
  .contact-layout-grid { grid-template-columns: 1fr !important; }
}