/* GoterSMS landing page */
.lp { background: var(--paper); }
.lp-wrap { max-width: 1160px; margin: 0 auto; padding: 0 20px; }
.lp a { color: inherit; }
.lp .btn { text-decoration: none; display: inline-block; }
.lp-kicker { font-family: var(--display); font-weight: 600; color: var(--green); text-transform: uppercase; letter-spacing: .08em; font-size: 13px; margin: 0 0 10px; }
.lp h2 { font-family: var(--display); font-size: clamp(28px, 4vw, 40px); line-height: 1.1; letter-spacing: -0.02em; margin: 0 0 12px; }
.lp-sub { color: var(--ink-soft); font-size: 18px; max-width: 640px; margin: 0 0 36px; }
.lp code { background: var(--green-tint); color: var(--green-deep); }

/* nav */
.lp-nav { position: sticky; top: 0; z-index: 5; background: rgba(238, 243, 240, .88); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid transparent; }
.lp-nav-in { display: flex; align-items: center; gap: 28px; height: 68px; }
.lp-nav .wordmark { font-size: 24px; }
.lp-links { display: flex; gap: 24px; margin-left: 12px; }
.lp-links a { text-decoration: none; color: var(--ink-soft); font-size: 15px; }
.lp-links a:hover { color: var(--green); }
.lp-auth { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.lp-login { text-decoration: none; font-weight: 700; font-size: 15px; }
.lp-login:hover { color: var(--green); }

/* hero */
.lp-hero { padding: 56px 0 72px; overflow: hidden; }
.lp-hero-in { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.lp-hero h1 { font-family: var(--display); font-size: clamp(40px, 6vw, 66px); line-height: 1.02; letter-spacing: -0.035em; margin: 0 0 20px; }
.lp-hero h1 span { color: var(--green); }
.lp-lead { font-size: 19px; color: var(--ink-soft); margin: 0 0 30px; max-width: 540px; }
.lp-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.lp-btn-big { padding: 15px 24px; font-size: 17px; border-radius: 12px; }
.lp-proof { list-style: none; padding: 0; margin: 28px 0 0; display: flex; flex-wrap: wrap; gap: 10px 22px; color: var(--ink-soft); font-size: 15px; }
.lp-proof li::before { content: "✓"; color: var(--green); font-weight: 700; margin-right: 7px; }

.lp-hero-art { position: relative; min-height: 470px; margin-bottom: 34px; }
.lp-phone { position: absolute; right: 10px; top: 0; width: 300px; background: var(--ink); border-radius: 38px; padding: 14px; box-shadow: 0 30px 60px -20px rgba(19, 32, 27, .45); }
.lp-phone-top { display: flex; align-items: center; gap: 8px; color: #E7F2EC; font-family: var(--display); font-weight: 600; font-size: 14px; padding: 8px 10px 12px; }
.lp-dot { width: 9px; height: 9px; border-radius: 50%; background: #3DDC97; }
.lp-net { margin-left: auto; font-size: 12px; color: #9FB7AC; display: flex; align-items: center; gap: 6px; }
.lp-bars { display: inline-flex; gap: 2px; align-items: flex-end; height: 11px; }
.lp-bars b { width: 3px; background: #3DDC97; border-radius: 1px; }
.lp-bars b:nth-child(1) { height: 4px; } .lp-bars b:nth-child(2) { height: 6px; } .lp-bars b:nth-child(3) { height: 9px; } .lp-bars b:nth-child(4) { height: 11px; }
.lp-phone-status { background: #1E3029; color: #B9D3C7; font-size: 13px; border-radius: 12px; padding: 9px 12px; display: flex; align-items: center; gap: 8px; margin: 0 4px 10px; }
.lp-live { width: 8px; height: 8px; border-radius: 50%; background: #3DDC97; box-shadow: 0 0 0 0 rgba(61, 220, 151, .6); animation: lp-pulse 2s infinite; }
@keyframes lp-pulse { 70% { box-shadow: 0 0 0 8px rgba(61, 220, 151, 0); } 100% { box-shadow: 0 0 0 0 rgba(61, 220, 151, 0); } }
.lp-chat { background: var(--surface); border-radius: 26px; padding: 18px 14px 26px; display: grid; gap: 10px; }
.lp-bubble { justify-self: end; max-width: 92%; background: var(--bubble); border-radius: 16px 16px 4px 16px; padding: 10px 13px; font-size: 14px; line-height: 1.4; }
.lp-bubble small { display: block; text-align: right; color: var(--green-deep); font-size: 11.5px; margin-top: 4px; font-weight: 700; }
.lp-bubble.sending { opacity: .85; }
.lp-bubble.sending small { color: var(--ink-soft); }

.lp-code-card { position: absolute; left: 0; bottom: -34px; width: 270px; background: #10201A; color: #D6EADF; border-radius: 16px; box-shadow: 0 24px 50px -18px rgba(19, 32, 27, .5); overflow: hidden; transform: rotate(-3deg); }
.lp-code-head { display: flex; align-items: center; gap: 6px; padding: 10px 14px; background: #183027; font-size: 12px; color: #9FB7AC; }
.lp-code-head span { width: 9px; height: 9px; border-radius: 50%; background: #3A5248; }
.lp-code-head b { margin-left: 8px; font-weight: 700; font-family: ui-monospace, Menlo, monospace; }
.lp-code-card pre { margin: 0; padding: 14px 16px 6px; font: 13px/1.55 ui-monospace, Menlo, Consolas, monospace; }
.lp-code-ok { padding: 8px 16px 14px; color: #3DDC97; font: 700 12px/1.4 ui-monospace, Menlo, monospace; }

/* sections */
.lp-section { padding: 80px 0; }
.lp-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.lp-feat { background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 24px; transition: transform .18s, box-shadow .18s; }
.lp-feat:hover { transform: translateY(-3px); box-shadow: 0 16px 34px -20px rgba(19, 32, 27, .35); }
.lp-feat h3 { font-family: var(--display); font-size: 20px; margin: 14px 0 6px; letter-spacing: -0.01em; }
.lp-feat p { margin: 0; color: var(--ink-soft); font-size: 15.5px; }
.lp-feat-wide { grid-column: span 3; display: grid; grid-template-columns: auto 1fr; column-gap: 18px; align-items: center; background: var(--green); border-color: var(--green); color: #fff; }
.lp-feat-wide h3 { margin: 0 0 4px; font-size: 24px; }
.lp-feat-wide p { color: #D7F0E4; font-size: 17px; grid-column: 2; }
.lp-feat-wide .lp-ico { grid-row: span 2; background: rgba(255, 255, 255, .16); width: 60px; height: 60px; }
.lp-feat-wide .lp-ico svg { stroke: #fff; width: 30px; height: 30px; }
.lp-ico { width: 46px; height: 46px; border-radius: 12px; background: var(--green-tint); display: grid; place-items: center; }
.lp-ico svg { width: 24px; height: 24px; fill: none; stroke: var(--green); stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* how */
.lp-how { background: var(--surface); border-block: 1px solid var(--line); }
.lp-steps { list-style: none; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px; counter-reset: none; }
.lp-steps li { position: relative; padding-top: 4px; }
.lp-steps li:not(:last-child)::after { content: ""; position: absolute; top: 26px; left: 64px; right: -14px; border-top: 2px dashed var(--line); }
.lp-num { width: 52px; height: 52px; border-radius: 50%; background: var(--ink); color: #fff; display: grid; place-items: center; font-family: var(--display); font-weight: 700; font-size: 22px; position: relative; z-index: 1; }
.lp-steps h3 { font-family: var(--display); font-size: 21px; margin: 16px 0 6px; }
.lp-steps p { margin: 0; color: var(--ink-soft); }

/* api */
.lp-api { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 48px; align-items: center; }
.lp-checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.lp-checks li { padding-left: 30px; position: relative; }
.lp-checks li::before { content: ""; position: absolute; left: 0; top: 3px; width: 20px; height: 20px; border-radius: 50%; background: var(--green-tint) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5.5 10.5l3 3 6-6.5' fill='none' stroke='%230A7C5A' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/20px no-repeat; }
.lp-term { background: #10201A; color: #D6EADF; border-radius: 18px; overflow: hidden; box-shadow: 0 30px 60px -28px rgba(19, 32, 27, .55); }
.lp-term pre { margin: 0; padding: 20px 22px 24px; font: 14px/1.65 ui-monospace, Menlo, Consolas, monospace; overflow-x: auto; }
.lp-term .c { color: #3DDC97; } .lp-term .s { color: #F3D58B; } .lp-term .k { color: #9FD8F5; } .lp-term .m { color: #6E8A7E; }

/* privacy */
.lp-privacy { display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: start; background: var(--green-tint); border-radius: 24px; padding: 40px; }
.lp-privacy-ico { width: 72px; height: 72px; border-radius: 20px; background: var(--green); display: grid; place-items: center; }
.lp-privacy-ico svg { width: 38px; height: 38px; fill: none; stroke: #fff; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.lp-privacy p { font-size: 18px; color: var(--ink); margin: 0 0 14px; max-width: 720px; }
.lp-privacy a { color: var(--green-deep); font-weight: 700; }

/* final */
.lp-final { background: var(--ink); color: #fff; padding: 76px 0; text-align: center; }
.lp-final-in { display: grid; justify-items: center; }
.lp-final p { color: #B9C7C1; font-size: 18px; margin: 0 0 28px; max-width: 560px; }
.lp-btn-light { background: #3DDC97; color: var(--ink); }
.lp-btn-light:hover { background: #63E6AC; }
.lp-final .lp-note { font-size: 14px; color: #8FA39A; margin: 28px 0 0; }
.lp-final .lp-note a { color: #B9C7C1; }

/* responsive */
@media (max-width: 980px) {
  .lp-hero-in, .lp-api { grid-template-columns: minmax(0, 1fr); }
  .lp-hero-art { min-height: 480px; max-width: 520px; width: 100%; margin: 0 auto; }
  .lp-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .lp-feat-wide { grid-column: span 2; }
}
@media (max-width: 760px) {
  .lp-links { display: none; }
  .lp-steps { grid-template-columns: minmax(0, 1fr); }
  .lp-steps li:not(:last-child)::after { display: none; }
  .lp-section { padding: 60px 0; }
}
@media (max-width: 600px) {
  .lp-nav-in { gap: 12px; }
  .lp-login { display: none; }
  .lp-hero { padding-top: 32px; }
  .lp-grid { grid-template-columns: minmax(0, 1fr); }
  .lp-feat-wide { grid-column: auto; grid-template-columns: minmax(0, 1fr); }
  .lp-feat-wide .lp-ico { grid-row: auto; margin-bottom: 12px; }
  .lp-feat-wide p { grid-column: auto; }
  .lp-hero-art { min-height: 0; display: grid; gap: 18px; justify-items: center; }
  .lp-phone, .lp-code-card { position: static; transform: none; }
  .lp-phone { width: 100%; max-width: 320px; }
  .lp-code-card { width: 100%; max-width: 320px; }
  .lp-privacy { grid-template-columns: minmax(0, 1fr); padding: 28px 22px; }
}