/* mail2mail.org */
:root {
  --ink: #0b1220;
  --ink-2: #121c2e;
  --panel: rgba(18, 28, 46, 0.72);
  --line: rgba(148, 163, 184, 0.18);
  --text: #e8eef7;
  --muted: #93a4bd;
  --accent: #14b8a6;
  --accent-2: #0f766e;
  --warn: #f59e0b;
  --ok: #34d399;
  --radius: 14px;
  --font-display: "Syne", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--ink);
  line-height: 1.55;
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: #5eead4; }

.bg-plane {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(20, 184, 166, 0.22), transparent 55%),
    radial-gradient(900px 500px at -10% 30%, rgba(56, 189, 248, 0.12), transparent 50%),
    linear-gradient(160deg, #071018 0%, #0b1220 40%, #102033 100%);
}
.bg-plane::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.05) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  pointer-events: none;
}

.wrap { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(7, 16, 24, 0.86);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
  gap: 1rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--text);
}
.brand span { color: var(--accent); }
.brand em {
  font-style: normal;
  color: var(--muted);
  font-weight: 700;
  font-size: 0.78em;
}
.ico {
  width: 1.05em;
  height: 1.05em;
  flex: 0 0 auto;
  vertical-align: -0.15em;
}
.brand .ico { width: 1.25rem; height: 1.25rem; }
.nav-links a { display: inline-flex; align-items: center; gap: 0.35rem; }
.card .icon {
  width: 2.4rem;
  height: 2.4rem;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: rgba(20, 184, 166, 0.12);
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.card .icon .ico { width: 1.25rem; height: 1.25rem; }
.nav-links { display: flex; gap: 1.25rem; align-items: center; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-size: 0.95rem; }
.nav-links a:hover { color: var(--text); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 0;
  border-radius: 999px;
  padding: 0.8rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #042f2e;
  box-shadow: 0 10px 30px rgba(20, 184, 166, 0.25);
}
.btn-primary:hover { color: #042f2e; }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--line);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Hero */
.hero {
  min-height: calc(100vh - 76px);
  display: grid;
  align-content: center;
  padding: 2rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.05em;
  line-height: 0.95;
  margin: 0 0 1.25rem;
  animation: rise 0.8s ease both;
}
.hero-brand em {
  font-style: normal;
  color: var(--accent);
}
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 600;
  margin: 0 0 0.85rem;
  max-width: 28ch;
  animation: rise 0.9s 0.08s ease both;
}
.hero p.lead {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 42ch;
  margin: 0 0 1.75rem;
  animation: rise 1s 0.14s ease both;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  animation: rise 1.05s 0.2s ease both;
}
.hero-visual {
  position: absolute;
  right: -4%;
  top: 18%;
  width: min(48vw, 520px);
  aspect-ratio: 1;
  border-radius: 40% 60% 55% 45%;
  background:
    radial-gradient(circle at 30% 30%, rgba(94, 234, 212, 0.35), transparent 45%),
    radial-gradient(circle at 70% 60%, rgba(56, 189, 248, 0.25), transparent 50%),
    linear-gradient(145deg, rgba(20, 184, 166, 0.15), rgba(15, 23, 42, 0.1));
  filter: blur(2px);
  animation: float 8s ease-in-out infinite;
  pointer-events: none;
}
@media (max-width: 800px) {
  .hero-visual { opacity: 0.35; width: 70vw; top: auto; bottom: 5%; }
}

@keyframes rise {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: none; }
}
@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-18px) rotate(4deg); }
}

/* Sections */
section { padding: 4.5rem 0; }
.section-kicker {
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0 0 0.6rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 0.75rem;
  letter-spacing: -0.03em;
}
.section-sub {
  color: var(--muted);
  max-width: 52ch;
  margin: 0 0 2rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
@media (max-width: 860px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem;
  backdrop-filter: blur(10px);
  transition: border-color 0.2s ease, transform 0.2s ease;
}
.card:hover { border-color: rgba(20, 184, 166, 0.45); transform: translateY(-2px); }
.card h3 {
  font-family: var(--font-display);
  margin: 0 0 0.5rem;
  font-size: 1.15rem;
}
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }
.card .icon {
  width: 42px; height: 42px;
  border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(20, 184, 166, 0.12);
  color: var(--accent);
  margin-bottom: 0.9rem;
  font-size: 1.2rem;
}

/* Pricing */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  align-items: stretch;
}
@media (max-width: 900px) {
  .price-grid { grid-template-columns: 1fr; }
}
.price-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.price-card.featured {
  border-color: rgba(20, 184, 166, 0.55);
  box-shadow: var(--shadow), 0 0 0 1px rgba(20, 184, 166, 0.2);
  position: relative;
}
.price-card .badge {
  position: absolute;
  top: -0.7rem;
  right: 1rem;
  background: var(--accent);
  color: #042f2e;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
}
.price-card h3 { margin: 0; font-family: var(--font-display); }
.price {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin: 0;
}
.price small { font-size: 0.95rem; color: var(--muted); font-weight: 500; }
.price-card ul {
  list-style: none;
  padding: 0;
  margin: 0.25rem 0 1rem;
  color: var(--muted);
  flex: 1;
}
.price-card li {
  padding: 0.35rem 0 0.35rem 1.35rem;
  position: relative;
  font-size: 0.92rem;
}
.price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--ok);
  font-weight: 700;
}

/* Tool */
.tool-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 860px) {
  .tool-layout { grid-template-columns: 1fr; }
}
label {
  display: block;
  font-size: 0.78rem;
  color: var(--muted);
  margin: 0.7rem 0 0.3rem;
}
input, select, textarea {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: rgba(7, 16, 24, 0.7);
  color: var(--text);
  font: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid rgba(20, 184, 166, 0.45);
  border-color: transparent;
}
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }
.opts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  margin: 1rem 0;
}
.opts label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
}
.opts input { width: auto; }
.actions { display: flex; flex-wrap: wrap; gap: 0.6rem; margin-top: 1rem; }
.license-bar {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  align-items: end;
}
.license-bar > div { flex: 1; min-width: 200px; }
.pass-row { display: flex; gap: 0.45rem; align-items: center; }
.pass-row input { flex: 1; }
.btn-mini { padding: 0.55rem 0.7rem; white-space: nowrap; }
.hint {
  margin: 0.65rem 0 0;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  background: rgba(56, 189, 248, 0.08);
  color: #c5d4e8;
  font-size: 0.86rem;
}
.stay-note {
  margin: 0 0 0.8rem;
  color: var(--muted);
  font-size: 0.92rem;
}
.stat-line { margin: 0.2rem 0 0.6rem; color: var(--accent); font-weight: 600; }
.log {
  background: #050a10;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  min-height: 220px;
  max-height: 420px;
  overflow: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.82rem;
  color: #b7c5d8;
  white-space: pre-wrap;
}
.progress {
  height: 8px;
  background: rgba(148, 163, 184, 0.15);
  border-radius: 999px;
  overflow: hidden;
  margin: 0.8rem 0;
  display: none;
}
.progress.active { display: block; }
.progress > span {
  display: block;
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--accent), #38bdf8);
  transition: width 0.3s ease;
}
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
  background: rgba(148, 163, 184, 0.12);
  color: var(--muted);
}
.status-pill.ok { background: rgba(52, 211, 153, 0.15); color: var(--ok); }
.status-pill.run { background: rgba(20, 184, 166, 0.15); color: var(--accent); }
.status-pill.err { background: rgba(239, 68, 68, 0.15); color: #f87171; }

/* FAQ / docs */
.faq details {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  margin-bottom: 0.6rem;
  background: var(--panel);
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  font-family: var(--font-display);
}
.faq p { color: var(--muted); margin: 0.6rem 0 0; }

footer {
  border-top: 1px solid var(--line);
  padding: 2rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}
footer .foot {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

.lang-switch {
  display: inline-flex;
  gap: 0.25rem;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.15rem;
}
.lang-btn {
  color: var(--muted) !important;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.28rem 0.5rem;
  border-radius: 999px;
}
.lang-btn.active {
  background: rgba(20, 184, 166, 0.2);
  color: var(--accent) !important;
}
@media (max-width: 720px) {
  .nav-links { justify-content: flex-end; }
}