/* ==========================================================================
   Lotus Construction & Interiors — UI layer
   Forms · Welcome pop-up · Thank-you modal · WhatsApp chat
   Palette follows the site: amber #fbac36 · orange #f25f29 · charcoal #191919/#252531
   ========================================================================== */

:root {
  --lt-amber: #fbac36;
  --lt-orange: #f25f29;
  --lt-ink: #191919;
  --lt-slate: #252531;
  --lt-cream: #fdf8f1;
  --lt-line: #eadfce;
  --lt-muted: #7a7266;
  --lt-danger: #d6303a;
  --lt-wa: #25d366;
  --lt-wa-dark: #128c7e;
  --lt-grad: linear-gradient(135deg, #fbac36 0%, #f25f29 100%);
  --lt-ease: cubic-bezier(.2, .8, .2, 1);
}

body.lt-lock { overflow: hidden; }

/* ---------- Form card (contact page etc.) ---------- */
.lt-card {
  position: relative;
  background: #fff;
  border-radius: 18px;
  padding: 34px 32px 30px;
  box-shadow: 0 24px 60px -28px rgba(25, 25, 25, .35), 0 2px 0 rgba(0, 0, 0, .02);
  overflow: hidden;
}
.lt-card::before {
  content: "";
  position: absolute; left: 0; top: 0; right: 0; height: 5px;
  background: var(--lt-grad);
}
.contact-section .contact-form.lt-card { margin-top: 0; }
.lt-card__title {
  font-family: 'Roboto Condensed', sans-serif;
  font-size: 28px; font-weight: 700; line-height: 1.15;
  color: var(--lt-ink); margin: 0 0 6px;
}
.lt-card__sub { color: var(--lt-muted); font-size: 14px; margin: 0 0 22px; }

/* ---------- Form fields ---------- */
.lt-form { margin: 0; }
.lt-form .lt-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
.lt-form .lt-row .lt-span-2 { grid-column: 1 / -1; }
.lt-field { position: relative; margin-bottom: 14px; }
.lt-field .lt-ico {
  position: absolute; left: 14px; top: 25px; transform: translateY(-50%);
  font-size: 19px; color: #b9a98f; pointer-events: none; transition: color .25s;
}
.lt-field--area .lt-ico { top: 22px; }
.lt-form .lt-input {
  display: block; width: 100%; height: 50px; margin: 0;
  padding: 0 14px 0 44px;
  background: #fff;
  border: 1.5px solid var(--lt-line); border-radius: 12px;
  font-family: 'Roboto', sans-serif; font-size: 14.5px; font-weight: 500;
  letter-spacing: .2px; color: #222; line-height: 1.2;
  -webkit-appearance: none; appearance: none; box-shadow: none;
  transition: border-color .25s, box-shadow .25s, background .25s;
}
.lt-form textarea.lt-input { height: auto; min-height: 98px; padding-top: 14px; padding-bottom: 12px; resize: vertical; line-height: 1.45; }
.lt-form select.lt-input {
  cursor: pointer; padding-right: 40px; text-overflow: ellipsis;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1.5l6 6 6-6' fill='none' stroke='%23b9a98f' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 16px center;
}
.lt-form select.lt-input:invalid { color: #9a9184; font-weight: 400; }
.lt-form select.lt-input option { color: #222; font-weight: 500; }
.lt-form .lt-input::placeholder { color: #9a9184; font-weight: 400; letter-spacing: .1px; opacity: 1; }
.lt-form .lt-input:hover { border-color: #dcc9a8; }
.lt-form .lt-input:focus {
  outline: 0; border-color: var(--lt-amber);
  box-shadow: 0 0 0 4px rgba(251, 172, 54, .2);
}
.lt-form .lt-input:focus ~ .lt-ico,
.lt-field:focus-within .lt-ico { color: var(--lt-orange); }
.lt-form .lt-input:focus::-webkit-input-placeholder { color: #b8b0a3; }

.lt-error { display: none; margin: 5px 4px 0; font-size: 12px; font-weight: 500; color: var(--lt-danger); }
.lt-field.has-error .lt-input { border-color: var(--lt-danger); background: #fff8f8; }
.lt-field.has-error .lt-input:focus { box-shadow: 0 0 0 4px rgba(214, 48, 58, .14); }
.lt-field.has-error .lt-error { display: block; animation: ltShake .35s; }

.lt-alert {
  display: none; margin: 0 0 14px; padding: 11px 14px; border-radius: 10px;
  font-size: 13px; line-height: 1.4;
  background: #fff1f1; border: 1px solid #f5c2c5; color: #a1232b;
}
.lt-alert.is-visible { display: block; }
.lt-alert--ok { display: block; background: #effaf2; border-color: #bfe6c9; color: #1e6b36; }

/* honeypot — hidden from humans */
.lt-hp { position: absolute !important; left: -9999px !important; width: 1px; height: 1px; opacity: 0; overflow: hidden; }

/* ---------- Buttons ---------- */
.lt-form button.lt-btn,
.lt-btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  width: 100%; height: 52px; margin: 6px 0 0; padding: 0 24px;
  border: 0; border-radius: 12px;
  background: var(--lt-grad); color: #fff;
  font-family: 'Roboto', sans-serif; font-size: 14px; font-weight: 700;
  letter-spacing: 1.2px; text-transform: uppercase; cursor: pointer;
  box-shadow: 0 14px 26px -14px rgba(242, 95, 41, .9);
  transition: transform .25s var(--lt-ease), box-shadow .25s, filter .25s;
  overflow: hidden;
}
.lt-form button.lt-btn::before {
  content: ""; position: absolute; top: 0; left: -80%; width: 50%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .35), transparent);
  transform: skewX(-20deg); transition: left .6s;
}
.lt-form button.lt-btn:hover { transform: translateY(-2px); box-shadow: 0 18px 30px -14px rgba(242, 95, 41, 1); color: #fff; }
.lt-form button.lt-btn:hover::before { left: 130%; }
.lt-form button.lt-btn:active { transform: translateY(0); }
.lt-form button.lt-btn[disabled] { cursor: progress; filter: saturate(.8); transform: none; }
.lt-form button.lt-btn.is-loading .lt-btn__label { opacity: .85; }
.lt-form button.lt-btn.is-loading::after {
  content: ""; width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255, 255, 255, .45); border-top-color: #fff;
  animation: ltSpin .7s linear infinite;
}
.lt-form-note { margin: 12px 0 0; font-size: 12px; color: var(--lt-muted); text-align: center; }
.lt-form-note i { color: var(--lt-orange); margin-right: 4px; }

/* ---------- Inline (newsletter) form ---------- */
.lt-form--inline { display: flex; gap: 8px; align-items: flex-start; flex-wrap: wrap; }
.lt-form--inline .lt-field { flex: 1 1 160px; margin: 0; }
.lt-form--inline .lt-input {
  height: 46px; background: rgba(255, 255, 255, .06); border-color: rgba(255, 255, 255, .22); color: #fff;
}
.lt-form--inline .lt-input::placeholder { color: rgba(255, 255, 255, .6); }
.lt-form--inline .lt-input:focus { background: rgba(255, 255, 255, .1); }
.lt-form--inline .lt-ico { top: 23px; color: rgba(255, 255, 255, .55); }
.lt-form--inline button.lt-btn { width: auto; height: 46px; margin: 0; padding: 0 20px; font-size: 12.5px; }
.lt-form--inline .lt-error { color: #ff9aa0; }
.lt-form--inline .lt-alert { flex: 1 1 100%; margin: 4px 0 0; }

/* ---------- Overlay / modal base ---------- */
.lt-overlay {
  position: fixed; inset: 0; z-index: 1000001;
  display: flex; align-items: center; justify-content: center;
  padding: 20px; overflow-y: auto;
  background: rgba(14, 14, 20, .74);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden;
  transition: opacity .35s ease, visibility 0s linear .35s;
}
.lt-overlay.is-open { opacity: 1; visibility: visible; transition: opacity .35s ease; }
.lt-dialog {
  transform: translateY(26px) scale(.97); opacity: 0;
  transition: transform .5s var(--lt-ease), opacity .4s ease;
}
.lt-overlay.is-open .lt-dialog { transform: none; opacity: 1; }
.lt-close {
  position: absolute; top: 14px; right: 14px; z-index: 5;
  width: 38px; height: 38px; padding: 0; border: 0; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255, 255, 255, .92); color: var(--lt-ink); font-size: 20px; line-height: 1;
  cursor: pointer; box-shadow: 0 6px 18px -6px rgba(0, 0, 0, .45);
  transition: transform .3s var(--lt-ease), background .25s, color .25s;
}
.lt-close:hover { transform: rotate(90deg); background: var(--lt-orange); color: #fff; }
.lt-close:focus-visible { outline: 3px solid var(--lt-amber); outline-offset: 2px; }

/* ---------- Welcome pop-up ---------- */
.lt-welcome {
  position: relative; display: grid; grid-template-columns: 1.04fr 1fr;
  width: 100%; max-width: 960px; max-height: calc(100vh - 40px);
  background: #fff; border-radius: 24px; overflow: hidden;
  box-shadow: 0 50px 100px -30px rgba(0, 0, 0, .7);
}
.lt-showcase {
  position: relative; display: flex; flex-direction: column; padding: 38px 36px 30px;
  color: #fff; overflow: hidden;
  background:
    radial-gradient(520px 320px at 105% -10%, rgba(242, 95, 41, .38), transparent 60%),
    radial-gradient(420px 300px at -10% 110%, rgba(251, 172, 54, .24), transparent 60%),
    linear-gradient(160deg, #2b2b38 0%, #191919 70%);
}
.lt-showcase::before { /* blueprint grid */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(251, 172, 54, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(251, 172, 54, .07) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}
.lt-showcase > * { position: relative; }
.lt-eyebrow {
  align-self: flex-start; display: inline-flex; align-items: center; gap: 9px;
  padding: 6px 13px; border-radius: 50px;
  border: 1px solid rgba(251, 172, 54, .45); background: rgba(251, 172, 54, .1);
  font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--lt-amber);
}
.lt-eyebrow::before {
  content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--lt-amber);
  box-shadow: 0 0 0 0 rgba(251, 172, 54, .7); animation: ltPulseDot 2s infinite;
}
.lt-showcase h2 {
  margin: 16px 0 6px; color: #fff;
  font-family: 'Roboto Condensed', sans-serif; font-weight: 700;
  font-size: 36px; line-height: 1.08; letter-spacing: -.2px;
}
.lt-showcase h2 em {
  font-style: normal;
  background: var(--lt-grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lt-showcase .lt-lead { margin: 0 0 20px; color: rgba(255, 255, 255, .68); font-size: 14px; line-height: 1.55; max-width: 380px; }

.lt-stage { display: grid; }
.lt-slide {
  grid-area: 1 / 1; opacity: 0; transform: translateY(10px); pointer-events: none;
  transition: opacity .6s ease, transform .6s var(--lt-ease);
}
.lt-slide.is-active { opacity: 1; transform: none; pointer-events: auto; }

.lt-swatch {
  position: relative; height: 152px; border-radius: 16px; overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .16);
  box-shadow: 0 22px 36px -22px rgba(0, 0, 0, .9), inset 0 0 0 1px rgba(255, 255, 255, .05);
}
.lt-swatch::after { /* sheen */
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(118deg, rgba(255, 255, 255, .26) 0%, rgba(255, 255, 255, 0) 38%, rgba(0, 0, 0, .22) 100%);
}
.lt-slide.is-active .lt-swatch { animation: ltSwatchIn .9s var(--lt-ease); }
.lt-count {
  position: absolute; left: 12px; top: 12px; z-index: 2;
  padding: 4px 10px; border-radius: 50px;
  background: rgba(25, 25, 25, .72); color: #fff;
  font-size: 11px; font-weight: 700; letter-spacing: 1.5px;
}
.lt-slide h3 {
  margin: 16px 0 5px; color: #fff;
  font-family: 'Roboto Condensed', sans-serif; font-weight: 700; font-size: 22px; line-height: 1.2;
}
.lt-slide p { margin: 0 0 10px; color: rgba(255, 255, 255, .72); font-size: 13.5px; line-height: 1.55; }
.lt-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.lt-tags span {
  padding: 3px 10px; border-radius: 50px; font-size: 11px; font-weight: 500; letter-spacing: .4px;
  color: rgba(255, 255, 255, .85); border: 1px solid rgba(255, 255, 255, .22);
}
.lt-dots { display: flex; align-items: center; gap: 8px; margin-top: auto; padding-top: 22px; }
.lt-dots button {
  position: relative; width: 26px; height: 5px; padding: 0; border: 0; border-radius: 5px;
  background: rgba(255, 255, 255, .2); cursor: pointer; overflow: hidden;
  transition: width .4s var(--lt-ease), background .3s;
}
.lt-dots button.is-active { width: 46px; }
.lt-dots button i { position: absolute; left: 0; top: 0; bottom: 0; width: 0; background: var(--lt-grad); border-radius: 5px; }
.lt-dots button.is-active i { animation: ltFill var(--lt-slide-ms, 4800ms) linear forwards; }
.lt-showcase:hover .lt-dots button.is-active i,
.lt-showcase.is-paused .lt-dots button.is-active i { animation-play-state: paused; }

/* material swatches (pure CSS) */
.sw-sintered {
  background:
    linear-gradient(115deg, transparent 38%, rgba(255, 255, 255, .6) 38.6%, transparent 40%),
    linear-gradient(104deg, transparent 52%, rgba(255, 255, 255, .3) 52.5%, transparent 53.8%),
    linear-gradient(128deg, transparent 63%, rgba(251, 172, 54, .55) 63.4%, transparent 64.4%),
    radial-gradient(120% 90% at 20% 10%, #50505e 0%, #2d2d38 55%, #1b1b23 100%);
}
.sw-travertine {
  background:
    radial-gradient(ellipse 16px 3px at 18% 22%, rgba(120, 92, 60, .4), transparent 70%),
    radial-gradient(ellipse 22px 3px at 64% 48%, rgba(120, 92, 60, .4), transparent 70%),
    radial-gradient(ellipse 14px 3px at 38% 80%, rgba(120, 92, 60, .4), transparent 70%),
    radial-gradient(ellipse 18px 3px at 86% 70%, rgba(120, 92, 60, .35), transparent 70%),
    repeating-linear-gradient(180deg, #ebdfc6 0 17px, #e0cfb0 17px 19px, #ede2cc 19px 43px, #d6c3a0 43px 45px);
}
.sw-fluted {
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0) 60%, rgba(0, 0, 0, .35)),
    repeating-linear-gradient(90deg, #6b4a35 0 9px, #8a6249 9px 13px, #3a271b 13px 16px);
}
.sw-oak {
  background:
    repeating-linear-gradient(0deg, transparent 0 50px, rgba(60, 36, 16, .4) 50px 52px),
    repeating-linear-gradient(92deg, transparent 0 7px, rgba(90, 58, 30, .16) 7px 8px, transparent 8px 19px),
    repeating-linear-gradient(88deg, rgba(255, 255, 255, .09) 0 3px, transparent 3px 11px),
    linear-gradient(90deg, #d2a46b, #c8955a 40%, #dab27c 70%, #c58f56);
}
.sw-cork {
  background:
    radial-gradient(circle at 12% 20%, #6d4a2a 0 1.5px, transparent 2.6px),
    radial-gradient(circle at 70% 60%, #7b5532 0 1.5px, transparent 2.6px),
    radial-gradient(circle at 40% 85%, #5e3f22 0 1px, transparent 2px),
    radial-gradient(circle at 85% 15%, #8a6038 0 1.6px, transparent 2.6px),
    #bc8d58;
  background-size: 23px 23px, 31px 31px, 19px 19px, 27px 27px, auto;
}

/* right-hand form panel */
.lt-pop-form { position: relative; padding: 40px 36px 28px; overflow-y: auto; background: linear-gradient(180deg, #fff 0%, var(--lt-cream) 100%); }
.lt-pop-form::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 5px; background: var(--lt-grad); }
.lt-pop-form h3 {
  margin: 0 0 6px; color: var(--lt-ink);
  font-family: 'Roboto Condensed', sans-serif; font-weight: 700; font-size: 28px; line-height: 1.12;
}
.lt-pop-form .lt-sub { margin: 0 0 20px; color: var(--lt-muted); font-size: 13.5px; line-height: 1.5; }
.lt-pop-form .lt-or {
  display: flex; align-items: center; gap: 12px; margin: 16px 0 12px;
  color: #a79e90; font-size: 11px; letter-spacing: 2px; text-transform: uppercase;
}
.lt-pop-form .lt-or::before, .lt-pop-form .lt-or::after { content: ""; flex: 1; height: 1px; background: var(--lt-line); }
.lt-wa-link {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  height: 46px; border-radius: 12px; border: 1.5px solid #bfe9cf; background: #f1fbf5;
  color: #11663a; font-size: 13.5px; font-weight: 700; transition: all .25s;
}
.lt-wa-link svg { width: 20px; height: 20px; fill: var(--lt-wa-dark); }
.lt-wa-link:hover { background: var(--lt-wa); border-color: var(--lt-wa); color: #fff; }
.lt-wa-link:hover svg { fill: #fff; }

/* ---------- Thank-you modal ---------- */
.lt-thanks {
  position: relative; width: 100%; max-width: 440px; padding: 46px 34px 30px; text-align: center;
  background: #fff; border-radius: 24px; overflow: hidden;
  box-shadow: 0 50px 100px -30px rgba(0, 0, 0, .7);
}
.lt-thanks::before { content: ""; position: absolute; left: 0; top: 0; right: 0; height: 6px; background: var(--lt-grad); }
.lt-check {
  position: relative; width: 96px; height: 96px; margin: 0 auto 20px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 30% 25%, #ffd48a, var(--lt-amber) 55%, var(--lt-orange));
  box-shadow: 0 18px 36px -14px rgba(242, 95, 41, .75);
}
.lt-check::before, .lt-check::after {
  content: ""; position: absolute; inset: -9px; border-radius: 50%; border: 2px solid rgba(251, 172, 54, .45); opacity: 0;
}
.lt-overlay.is-open .lt-check::before { animation: ltRing 1.6s .25s ease-out infinite; }
.lt-overlay.is-open .lt-check::after { animation: ltRing 1.6s .85s ease-out infinite; }
.lt-check svg { width: 48px; height: 48px; fill: none; stroke: #fff; stroke-width: 5; stroke-linecap: round; stroke-linejoin: round; }
.lt-check path { stroke-dasharray: 48; stroke-dashoffset: 48; }
.lt-overlay.is-open .lt-check path { animation: ltDraw .6s .3s ease forwards; }
.lt-thanks h3 {
  margin: 0 0 8px; color: var(--lt-ink);
  font-family: 'Roboto Condensed', sans-serif; font-weight: 700; font-size: 32px; line-height: 1.1;
}
.lt-thanks h3 span:not([data-lt-name]) { background: var(--lt-grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lt-thanks p { margin: 0 auto; max-width: 330px; color: #5b5448; font-size: 15px; line-height: 1.6; }
.lt-refresh { margin-top: 24px; color: var(--lt-muted); font-size: 12.5px; letter-spacing: .3px; }
.lt-bar { height: 4px; margin-top: 10px; border-radius: 4px; background: #f1e8d9; overflow: hidden; }
.lt-bar i { display: block; height: 100%; width: 0; background: var(--lt-grad); }
.lt-overlay.is-open .lt-bar i { animation: ltFill var(--lt-refresh-ms, 3200ms) linear forwards; }

/* ---------- WhatsApp chat widget ---------- */
.lt-wa { position: fixed; right: 22px; bottom: 22px; z-index: 99990; font-family: 'Roboto', sans-serif; }
.lt-wa__btn {
  position: relative; width: 60px; height: 60px; padding: 0; border: 0; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  background: linear-gradient(145deg, #3be57e, var(--lt-wa) 45%, var(--lt-wa-dark));
  box-shadow: 0 14px 28px -8px rgba(18, 140, 126, .75);
  transition: transform .3s var(--lt-ease);
}
.lt-wa__btn:hover { transform: scale(1.08) rotate(-4deg); }
.lt-wa__btn:focus-visible { outline: 3px solid var(--lt-amber); outline-offset: 3px; }
.lt-wa__btn svg { width: 32px; height: 32px; fill: #fff; transition: transform .35s var(--lt-ease), opacity .25s; }
.lt-wa__btn .lt-wa__x { position: absolute; opacity: 0; transform: rotate(-90deg) scale(.6); }
.lt-wa.is-open .lt-wa__btn .lt-wa__logo { opacity: 0; transform: rotate(90deg) scale(.6); }
.lt-wa.is-open .lt-wa__btn .lt-wa__x { opacity: 1; transform: none; }
.lt-wa__btn::before {
  content: ""; position: absolute; inset: 0; border-radius: 50%; background: var(--lt-wa); z-index: -1;
  animation: ltWaPulse 2.4s ease-out infinite;
}
.lt-wa.is-open .lt-wa__btn::before { animation: none; }
.lt-wa__badge {
  position: absolute; top: -3px; right: -3px; width: 20px; height: 20px; border-radius: 50%;
  background: var(--lt-orange); color: #fff; font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center; border: 2px solid #fff;
}
.lt-wa.is-open .lt-wa__badge, .lt-wa.is-seen .lt-wa__badge { display: none; }
.lt-wa__label {
  position: absolute; right: 74px; top: 50%; transform: translate(8px, -50%);
  padding: 8px 14px; border-radius: 50px; background: #fff; color: var(--lt-ink);
  font-size: 13px; font-weight: 700; white-space: nowrap; opacity: 0; pointer-events: none;
  box-shadow: 0 10px 24px -10px rgba(0, 0, 0, .4); transition: all .3s var(--lt-ease);
}
.lt-wa:not(.is-open) .lt-wa__btn:hover ~ .lt-wa__label,
.lt-wa.show-label:not(.is-open) .lt-wa__label { opacity: 1; transform: translate(0, -50%); }

.lt-wa__panel {
  position: absolute; right: 0; bottom: 78px; width: 340px; max-width: calc(100vw - 32px);
  border-radius: 20px; overflow: hidden; background: #fff;
  box-shadow: 0 40px 70px -24px rgba(0, 0, 0, .55), 0 0 0 1px rgba(0, 0, 0, .04);
  opacity: 0; visibility: hidden; transform: translateY(16px) scale(.96); transform-origin: bottom right;
  transition: opacity .3s, transform .4s var(--lt-ease), visibility 0s linear .4s;
}
.lt-wa.is-open .lt-wa__panel { opacity: 1; visibility: visible; transform: none; transition: opacity .3s, transform .4s var(--lt-ease); }
.lt-wa__head {
  position: relative; display: flex; align-items: center; gap: 12px; padding: 16px 18px; color: #fff;
  background: linear-gradient(135deg, var(--lt-slate), var(--lt-ink));
}
.lt-wa__head::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 3px; background: var(--lt-grad); }
.lt-wa__avatar {
  position: relative; flex: 0 0 46px; width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--lt-grad); font-family: 'Roboto Condensed', sans-serif; font-weight: 700; font-size: 22px; color: #fff;
}
.lt-wa__avatar::after {
  content: ""; position: absolute; right: 0; bottom: 0; width: 12px; height: 12px; border-radius: 50%;
  background: var(--lt-wa); border: 2px solid var(--lt-ink);
}
.lt-wa__head strong { display: block; font-size: 15px; line-height: 1.2; }
.lt-wa__head small { display: block; margin-top: 2px; color: rgba(255, 255, 255, .7); font-size: 12px; }
.lt-wa__body {
  padding: 18px 16px 8px; min-height: 130px;
  background-color: #efe8dc;
  background-image: radial-gradient(rgba(120, 98, 62, .13) 1px, transparent 1.2px);
  background-size: 14px 14px;
}
.lt-wa__msg {
  position: relative; max-width: 88%; padding: 10px 13px 8px; border-radius: 4px 14px 14px 14px;
  background: #fff; color: #2a2a2a; font-size: 13.5px; line-height: 1.5;
  box-shadow: 0 2px 6px -2px rgba(0, 0, 0, .18);
}
.lt-wa__msg b { color: var(--lt-orange); }
.lt-wa__msg time { display: block; margin-top: 3px; text-align: right; color: #9b9487; font-size: 10.5px; }
.lt-wa__chips { display: flex; flex-wrap: wrap; gap: 7px; padding: 10px 16px 14px; background: #efe8dc; }
.lt-wa__chips button {
  padding: 7px 12px; margin: 0; border-radius: 50px; cursor: pointer;
  border: 1.5px solid rgba(18, 140, 126, .35); background: rgba(255, 255, 255, .85); color: #0d6b5f;
  font-family: 'Roboto', sans-serif; font-size: 12.5px; font-weight: 500; transition: all .22s;
}
.lt-wa__chips button:hover { background: var(--lt-wa-dark); border-color: var(--lt-wa-dark); color: #fff; transform: translateY(-1px); }
.lt-wa__send { display: flex; align-items: center; gap: 8px; padding: 12px 14px 14px; background: #fff; border-top: 1px solid #eee; }
.lt-wa__send input {
  flex: 1; height: 44px; margin: 0; padding: 0 16px; border-radius: 50px;
  border: 1.5px solid var(--lt-line); background: #fff; font-size: 14px; font-weight: 500; letter-spacing: 0; color: #222;
}
.lt-wa__send input:focus { outline: 0; border-color: var(--lt-wa-dark); box-shadow: 0 0 0 3px rgba(37, 211, 102, .18); }
.lt-wa__send button {
  flex: 0 0 44px; width: 44px; height: 44px; margin: 0; padding: 0; border: 0; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  background: var(--lt-wa-dark); transition: transform .25s var(--lt-ease), background .25s;
}
.lt-wa__send button:hover { background: var(--lt-wa); transform: scale(1.08); }
.lt-wa__send svg { width: 20px; height: 20px; fill: #fff; margin-left: 2px; }

/* ---------- Keyframes ---------- */
@keyframes ltSpin { to { transform: rotate(360deg); } }
@keyframes ltShake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
@keyframes ltFill { to { width: 100%; } }
@keyframes ltDraw { to { stroke-dashoffset: 0; } }
@keyframes ltRing { 0% { transform: scale(.85); opacity: .9; } 100% { transform: scale(1.5); opacity: 0; } }
@keyframes ltSwatchIn { from { transform: scale(.94) rotate(-1deg); } to { transform: none; } }
@keyframes ltPulseDot { 0% { box-shadow: 0 0 0 0 rgba(251, 172, 54, .7); } 70% { box-shadow: 0 0 0 9px rgba(251, 172, 54, 0); } 100% { box-shadow: 0 0 0 0 rgba(251, 172, 54, 0); } }
@keyframes ltWaPulse { 0% { transform: scale(1); opacity: .55; } 100% { transform: scale(1.7); opacity: 0; } }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .lt-welcome { grid-template-columns: 1fr; max-width: 520px; overflow-y: auto; }
  .lt-showcase { padding: 26px 24px 18px; }
  .lt-showcase h2 { font-size: 28px; margin-top: 12px; }
  .lt-showcase .lt-lead, .lt-slide p, .lt-tags { display: none; }
  .lt-swatch { height: 86px; }
  .lt-slide h3 { margin-top: 12px; font-size: 19px; }
  .lt-dots { padding-top: 14px; }
  .lt-pop-form { padding: 28px 24px 24px; overflow: visible; }
  .lt-pop-form h3 { font-size: 24px; }
}
@media (max-width: 575px) {
  .lt-overlay { padding: 12px; align-items: flex-start; }
  .lt-card { padding: 26px 20px 22px; }
  .lt-form .lt-row { grid-template-columns: 1fr; }
  .lt-form--inline button.lt-btn { width: 100%; }
  .lt-thanks { padding: 40px 22px 24px; }
  .lt-wa { right: 14px; bottom: 14px; }
  .lt-wa__btn { width: 56px; height: 56px; }
  .lt-wa__panel { bottom: 72px; }
  .lt-wa__label { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .lt-overlay, .lt-dialog, .lt-slide, .lt-wa__panel, .lt-close, .lt-form button.lt-btn { transition: none !important; }
  .lt-wa__btn::before, .lt-eyebrow::before, .lt-check::before, .lt-check::after { animation: none !important; }
  .lt-slide.is-active .lt-swatch { animation: none; }
}