/* ============================================================
   LIBRARY — 21st.dev-inspired component library (Phases 1-3)
   Vanilla reimplementations, built on styles.css tokens.
   Loaded AFTER styles.css + enhance.css.
   ============================================================ */

@property --beam-angle { syntax: '<angle>'; initial-value: 0deg; inherits: false; }
@property --bd-angle   { syntax: '<angle>'; initial-value: 0deg; inherits: false; }

/* ============================================================
   GLOBAL EFFECTS
   ============================================================ */

/* --- Scroll progress bar (bundui) --- */
#scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: linear-gradient(90deg, #FC5014, #F16001, #C10801);
  box-shadow: 0 0 12px rgba(252, 80, 20, .7);
  z-index: 200; pointer-events: none; transition: width .1s linear;
}

/* --- Animated gradient text (DavidHDev) --- */
.fx-gradient-text {
  background: linear-gradient(90deg, #FC5014, #FFB37A, #F16001, #C10801, #FC5014);
  background-size: 300% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}
@media (prefers-reduced-motion: no-preference) {
  .fx-gradient-text { animation: fx-grad 6s linear infinite; }
}
@keyframes fx-grad { to { background-position: 300% 50%; } }

/* --- Border beam (badtzx0): light travelling round a card --- */
.border-beam { position: relative; }
.border-beam::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1.5px;
  background: conic-gradient(from var(--beam-angle),
    transparent 0deg, transparent 300deg, #FFB37A 330deg, #FC5014 350deg, transparent 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude; pointer-events: none;
  animation: beam-spin 6s linear infinite;
}
@keyframes beam-spin { to { --beam-angle: 360deg; } }
@media (prefers-reduced-motion: reduce) { .border-beam::after { animation: none; } }

/* --- Animated gradient border wrapper (easemize) --- */
.gborder { position: relative; isolation: isolate; }
.gborder::before {
  content: ""; position: absolute; inset: -1.5px; border-radius: inherit; z-index: -1;
  background: conic-gradient(from var(--bd-angle), #C10801, #FC5014, #FFB37A, #F16001, #C10801);
  animation: bd-spin 4s linear infinite;
}
@keyframes bd-spin { to { --bd-angle: 360deg; } }
@media (prefers-reduced-motion: reduce) { .gborder::before { animation: none; } }

/* --- Spotlight card (easemize): cursor-follow radial glow ---
   JS sets --mx/--my (% within card) and toggles .is-hover */
.spotlight { position: relative; }
.spotlight::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 0%),
    rgba(252, 80, 20, .22), transparent 60%);
  opacity: 0; transition: opacity .35s ease; z-index: 1;
}
.spotlight.is-hover::before { opacity: 1; }
.spotlight > * { position: relative; z-index: 2; }

/* --- Reusable animated backgrounds --- */
/* Noisy ember gradient wash (easemize) */
.fx-bg { position: relative; overflow: hidden; }
.fx-bg > .fx-layer { position: absolute; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.fx-bg > .fx-content { position: relative; z-index: 2; }

.fx-noisy::after {
  content: ""; position: absolute; inset: -20%;
  background:
    radial-gradient(40% 50% at 20% 30%, rgba(252, 80, 20, .22), transparent 60%),
    radial-gradient(45% 55% at 80% 60%, rgba(193, 8, 1, .20), transparent 65%),
    radial-gradient(40% 40% at 60% 10%, rgba(255, 150, 70, .15), transparent 60%);
  filter: blur(20px);
  animation: noisy-drift 18s ease-in-out infinite alternate;
}
@keyframes noisy-drift {
  0%   { transform: translate(0, 0) scale(1); }
  100% { transform: translate(4%, -3%) scale(1.12); }
}

/* Aurora ember curtains (dhileepkumargm) */
.fx-aurora::after {
  content: ""; position: absolute; inset: -40% -10%;
  background:
    conic-gradient(from 90deg at 50% 50%, transparent, rgba(252, 80, 20, .35), transparent 30%),
    radial-gradient(60% 40% at 50% 0%, rgba(241, 96, 1, .35), transparent 70%);
  filter: blur(40px); opacity: .6;
  animation: aurora-move 16s ease-in-out infinite alternate;
}
@keyframes aurora-move {
  0%   { transform: translateX(-6%) rotate(-2deg); }
  100% { transform: translateX(6%) rotate(2deg); }
}

/* Retro perspective grid (magicui) */
.fx-retrogrid { perspective: 200px; }
.fx-retrogrid::before {
  content: ""; position: absolute; inset: 0; top: 30%;
  background-image:
    linear-gradient(to right, rgba(252, 80, 20, .25) 1px, transparent 0),
    linear-gradient(to bottom, rgba(252, 80, 20, .25) 1px, transparent 0);
  background-size: 56px 56px;
  transform: rotateX(60deg);
  transform-origin: 50% 0;
  animation: grid-scroll 14s linear infinite;
  -webkit-mask-image: linear-gradient(180deg, transparent, #000 40%, transparent);
          mask-image: linear-gradient(180deg, transparent, #000 40%, transparent);
}
@keyframes grid-scroll { to { background-position: 0 56px; } }

/* Flat animated dot/cell grid (magicui) — subtle static pattern */
.fx-grid::before {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(70% 60% at 50% 40%, #000, transparent);
          mask-image: radial-gradient(70% 60% at 50% 40%, #000, transparent);
}

@media (prefers-reduced-motion: reduce) {
  .fx-noisy::after, .fx-aurora::after, .fx-retrogrid::before { animation: none; }
}

/* ============================================================
   PHASE 1 — CERTIFICATIONS MARQUEE (logo cloud / infinite slider)
   ============================================================ */
.cert-marquee {
  position: relative; overflow: hidden; border-block: 1px solid var(--line);
  background: rgba(0, 0, 0, .35); padding: 22px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
          mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.cert-track { display: inline-flex; gap: 56px; white-space: nowrap; will-change: transform; }
@media (prefers-reduced-motion: no-preference) {
  .cert-track { animation: cert-scroll 32s linear infinite; }
  .cert-marquee:hover .cert-track { animation-play-state: paused; }
}
@keyframes cert-scroll { to { transform: translateX(-50%); } }
.cert-item {
  display: inline-flex; align-items: center; gap: 11px;
  font-family: var(--font-display); font-weight: 700; text-transform: uppercase;
  letter-spacing: .04em; font-size: 1.15rem; color: rgba(255, 255, 255, .55);
  transition: color .2s;
}
.cert-marquee:hover .cert-item { color: rgba(255, 255, 255, .4); }
.cert-item:hover { color: #fff; }
.cert-item svg { width: 22px; height: 22px; color: var(--orange); flex: none; }

/* Static trust bar (redesigned certifications strip) */
.trustbar { border-block: 1px solid var(--line); background: rgba(0, 0, 0, .28); padding: 24px 0; }
.trust-row { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px 20px; }
.trust-badge {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-mono); font-size: .72rem; letter-spacing: .07em; text-transform: uppercase;
  color: var(--gray-mid); transition: color .25s;
}
.trust-badge svg { width: 17px; height: 17px; color: var(--orange); flex: none; transition: transform .25s; }
.trust-badge:hover { color: #fff; }
.trust-badge:hover svg { transform: scale(1.15); }
.trust-divider { width: 1px; height: 14px; background: var(--line); }
@media (max-width: 720px) { .trust-divider { display: none; } }

/* ============================================================
   PHASE 1 — STAT COUNTERS (count-up + odometer flip)
   ============================================================ */
.counter { font-variant-numeric: tabular-nums; }
/* odometer digit flip */
.odo { display: inline-flex; gap: 1px; vertical-align: baseline; }
.odo .col { position: relative; height: 1em; overflow: hidden; }
.odo .col .strip {
  display: flex; flex-direction: column; line-height: 1;
  transition: transform .9s cubic-bezier(.2, .85, .25, 1);
}
.odo .col .strip span { height: 1em; display: block; }

/* ============================================================
   PHASE 1 — PRICING / PROGRAMS
   ============================================================ */
.pricing-toggle {
  display: inline-flex; align-items: center; gap: 4px; padding: 5px;
  border: 1px solid var(--line); border-radius: 100px; background: var(--surface-2);
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .08em; text-transform: uppercase;
}
.pricing-toggle button {
  border: 0; background: none; color: var(--gray-mid); cursor: pointer;
  padding: 9px 18px; border-radius: 100px; transition: color .25s; position: relative; z-index: 1;
}
.pricing-toggle button.active { color: #fff; }
.pricing-toggle .pt-pill {
  position: absolute; z-index: 0; top: 5px; bottom: 5px; border-radius: 100px;
  background: var(--grad-brand); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35);
  transition: left .35s cubic-bezier(.2, .8, .2, 1), width .35s cubic-bezier(.2, .8, .2, 1);
}
.pricing-toggle { position: relative; }
.pt-save { color: var(--orange); margin-left: 8px; }

.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; align-items: stretch; }
@media (max-width: 920px) { .pricing-grid { grid-template-columns: 1fr; max-width: 460px; margin-inline: auto; } }
.price-card {
  position: relative; display: flex; flex-direction: column; gap: 16px;
  padding: 32px; border-radius: var(--radius-lg);
  background: linear-gradient(155deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, .1);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .15), 0 24px 56px -34px rgba(0, 0, 0, .85);
  transition: transform .4s cubic-bezier(.2, .8, .2, 1), border-color .4s;
}
.price-card:hover { transform: translateY(-6px); border-color: rgba(252, 80, 20, .4); }
.price-card.featured {
  background: linear-gradient(160deg, rgba(252, 80, 20, .16), rgba(193, 8, 1, .06));
  border-color: rgba(252, 80, 20, .5);
}
.price-card .pc-badge {
  position: absolute; top: 18px; right: 18px;
  font-family: var(--font-mono); font-size: .58rem; letter-spacing: .12em; text-transform: uppercase;
  background: var(--grad-brand); color: #fff; padding: 5px 11px; border-radius: 100px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .4);
}
.price-card .pc-name { font-family: var(--font-display); font-weight: 800; text-transform: uppercase; font-size: 1.4rem; }
.price-card .pc-sub { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .06em; color: var(--gray-mid); text-transform: uppercase; margin-top: -8px; }
.price-card .pc-price { display: flex; align-items: flex-end; gap: 6px; margin-top: 4px; }
.price-card .pc-price .amt { font-family: var(--font-display); font-weight: 900; font-size: clamp(2.6rem, 5vw, 3.4rem); line-height: 1; }
.price-card .pc-price .cur { font-family: var(--font-display); font-weight: 800; font-size: 1.4rem; color: var(--orange); align-self: flex-start; margin-top: 6px; }
.price-card .pc-price .per { font-family: var(--font-mono); font-size: .72rem; color: var(--gray-mid); padding-bottom: 8px; }
.price-card .pc-feat { list-style: none; padding: 0; margin: 8px 0 0; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.price-card .pc-feat li { display: flex; gap: 11px; align-items: flex-start; color: var(--gray); font-size: .94rem; }
.price-card .pc-feat li svg { width: 18px; height: 18px; color: var(--orange); flex: none; margin-top: 3px; }
.price-card .pc-feat li.off { color: var(--gray-dark); }
.price-card .pc-feat li.off svg { color: var(--gray-dark); }

/* ============================================================
   PHASE 2 — PROGRAM TABS (pill morph)
   ============================================================ */
.ptabs { position: relative; display: inline-flex; gap: 4px; padding: 5px; border: 1px solid var(--line); border-radius: 100px; background: var(--surface-2); flex-wrap: wrap; }
.ptabs button { position: relative; z-index: 1; border: 0; background: none; cursor: pointer; color: var(--gray-mid); font-family: var(--font-mono); font-size: .74rem; letter-spacing: .06em; text-transform: uppercase; padding: 10px 18px; border-radius: 100px; transition: color .25s; }
.ptabs button.active { color: #fff; }
.ptabs .pt-ind { position: absolute; z-index: 0; top: 5px; bottom: 5px; border-radius: 100px; background: var(--grad-brand); box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35); transition: left .35s cubic-bezier(.2, .8, .2, 1), width .35s cubic-bezier(.2, .8, .2, 1); }
.ptab-panel { display: none; }
.ptab-panel.active { display: block; animation: ptab-in .4s ease; }
@keyframes ptab-in { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

/* ============================================================
   PHASE 1 — BEFORE / AFTER IMAGE COMPARISON
   ============================================================ */
.ba-slider { position: relative; width: 100%; max-width: 440px; margin-inline: auto; aspect-ratio: 4 / 5; border-radius: 20px; overflow: hidden; border: 1px solid var(--line); box-shadow: 0 30px 64px -34px rgba(0,0,0,.85), inset 0 1px 0 rgba(255,255,255,.06); user-select: none; cursor: ew-resize; touch-action: none; }
.ba-slider .ba-img { position: absolute; inset: 0; }
.ba-slider .ba-img image-slot, .ba-slider .ba-img img { width: 100%; height: 100%; object-fit: cover; }
.ba-slider .ba-after { clip-path: inset(0 0 0 var(--ba, 50%)); }
.ba-slider .ba-tag { position: absolute; bottom: 14px; font-family: var(--font-mono); font-size: .6rem; letter-spacing: .12em; text-transform: uppercase; padding: 5px 11px; border-radius: 100px; background: rgba(0, 0, 0, .65); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); color: #fff; z-index: 3; }
.ba-slider .ba-tag.l { left: 14px; }
.ba-slider .ba-tag.r { right: 14px; background: var(--grad-brand); }
.ba-handle { position: absolute; top: 0; bottom: 0; left: var(--ba, 50%); width: 2px; background: #fff; transform: translateX(-1px); z-index: 4; box-shadow: 0 0 12px rgba(252, 80, 20, .8); }
.ba-handle::after {
  content: ""; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 44px; height: 44px; border-radius: 50%; background: rgba(10, 9, 8, .85);
  border: 2px solid #fff; box-shadow: 0 4px 18px rgba(0, 0, 0, .6), 0 0 18px rgba(252, 80, 20, .6);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='22' height='22' fill='none' stroke='%23fff' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M8 7l-4 4 4 4M14 7l4 4-4 4'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
}

/* ============================================================
   PHASE 2 — HORIZONTAL TESTIMONIAL MARQUEE ("wall of wins")
   ============================================================ */
.tmarquee { position: relative; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.tmarquee + .tmarquee { margin-top: 20px; }
.tm-track { display: inline-flex; gap: 20px; white-space: nowrap; will-change: transform; }
@media (prefers-reduced-motion: no-preference) {
  .tm-track { animation: tm-scroll 46s linear infinite; }
  .tmarquee.rev .tm-track { animation-direction: reverse; }
  .tmarquee:hover .tm-track { animation-play-state: paused; }
}
@keyframes tm-scroll { to { transform: translateX(-50%); } }
.tm-card { display: inline-flex; flex-direction: column; gap: 10px; white-space: normal; width: 340px; padding: 22px; border-radius: 18px; background: linear-gradient(155deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02)); border: 1px solid rgba(255, 255, 255, .09); vertical-align: top; }
.tm-card .stars { color: var(--orange); letter-spacing: 2px; font-size: .82rem; }
.tm-card p { color: var(--white); font-size: .95rem; line-height: 1.5; margin: 0; }
.tm-card .who { display: flex; align-items: center; gap: 11px; }
.tm-card .who .ava { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; font-family: var(--font-display); font-weight: 800; background: var(--grad-brand); color: #fff; font-size: .9rem; }
.tm-card .who b { font-family: var(--font-display); text-transform: uppercase; font-size: .85rem; display: block; }
.tm-card .who span { font-family: var(--font-mono); font-size: .64rem; color: var(--gray-mid); }

/* ============================================================
   PHASE 2 — STICKY SCROLL REVEAL ("cum funcționează")
   ============================================================ */
.sticky-scroll { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: start; }
@media (max-width: 860px) { .sticky-scroll { grid-template-columns: 1fr; } .ss-visual { display: none; } }
.ss-steps { display: flex; flex-direction: column; gap: 0; }
.ss-step { padding: 16vh 0; }
.ss-step:first-child { padding-top: 6vh; }
.ss-step:last-child { padding-bottom: 6vh; }
.ss-step .n { font-family: var(--font-mono); font-size: .72rem; letter-spacing: .14em; color: var(--orange); text-transform: uppercase; }
.ss-step h3 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin: 12px 0 14px; transition: color .4s, opacity .4s; opacity: .35; }
.ss-step.active h3 { opacity: 1; }
.ss-step p { color: var(--gray); max-width: 46ch; transition: opacity .4s; opacity: .35; }
.ss-step.active p { opacity: 1; }
.ss-visual { position: sticky; top: 120px; height: 60vh; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--line); }
.ss-visual .ss-pane { position: absolute; inset: 0; display: grid; place-items: center; opacity: 0; transition: opacity .5s ease; background: linear-gradient(160deg, var(--surface-2), var(--surface-1)); }
.ss-visual .ss-pane.active { opacity: 1; }
.ss-visual .ss-pane .big { font-family: var(--font-display); font-weight: 900; font-size: clamp(4rem, 10vw, 8rem); color: rgba(252, 80, 20, .18); }
.ss-visual .ss-pane svg { width: 96px; height: 96px; color: var(--orange); }

/* ============================================================
   PHASE 2 — 3D TRANSFORMATION CAROUSEL
   ============================================================ */
.c3d-stage { position: relative; height: 440px; perspective: 1400px; display: grid; place-items: center; overflow: hidden; }
.c3d-ring { position: relative; width: 260px; height: 360px; transform-style: preserve-3d; transition: transform .8s cubic-bezier(.2, .8, .2, 1); }
.c3d-card { position: absolute; inset: 0; border-radius: 18px; overflow: hidden; border: 1px solid var(--line); background: var(--surface-2); box-shadow: 0 30px 60px -30px rgba(0, 0, 0, .9); backface-visibility: hidden; }
.c3d-card image-slot, .c3d-card img { width: 100%; height: 100%; object-fit: cover; }
.c3d-card .cap { position: absolute; left: 0; right: 0; bottom: 0; padding: 16px; background: linear-gradient(0deg, rgba(0, 0, 0, .85), transparent); font-family: var(--font-display); text-transform: uppercase; }
.c3d-card .cap b { display: block; }
.c3d-card .cap span { font-family: var(--font-mono); font-size: .64rem; color: var(--orange); letter-spacing: .1em; }
.c3d-nav { display: flex; gap: 12px; justify-content: center; margin-top: 26px; }
.c3d-nav button { width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--line); background: var(--surface-2); color: #fff; cursor: pointer; display: grid; place-items: center; transition: border-color .2s, background .2s; }
.c3d-nav button:hover { border-color: var(--orange); background: rgba(252, 80, 20, .1); }
.c3d-nav button svg { width: 20px; height: 20px; }

/* ============================================================
   PHASE 3 — DISPLAY CARDS (stacked fan)
   ============================================================ */
.display-cards { position: relative; display: grid; }
.display-cards .dcard { grid-area: 1 / 1; width: 300px; padding: 22px; border-radius: 16px; border: 1px solid var(--line); background: linear-gradient(160deg, var(--surface-2), var(--surface-1)); box-shadow: 0 24px 50px -30px rgba(0, 0, 0, .9); transition: transform .5s cubic-bezier(.2, .8, .2, 1), filter .5s; }
.display-cards .dcard:nth-child(1) { transform: translate(0, 0) rotate(-7deg); filter: grayscale(.5) brightness(.7); }
.display-cards .dcard:nth-child(2) { transform: translate(28px, 18px) rotate(0deg); filter: grayscale(.25) brightness(.85); }
.display-cards .dcard:nth-child(3) { transform: translate(56px, 36px) rotate(7deg); }
.display-cards:hover .dcard:nth-child(1) { transform: translate(-30px, -10px) rotate(-10deg); filter: none; }
.display-cards:hover .dcard:nth-child(3) { transform: translate(86px, 46px) rotate(10deg); }

/* ============================================================
   PHASE 1 — LEAD-CAPTURE MODAL
   ============================================================ */
.modal-backdrop { position: fixed; inset: 0; z-index: 300; background: rgba(0, 0, 0, .7); opacity: 0; visibility: hidden; transition: opacity .35s, visibility .35s; display: grid; place-items: center; padding: 20px; }
.modal-backdrop.open { opacity: 1; visibility: visible; -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.modal-card { width: min(520px, 100%); border-radius: var(--radius-lg); padding: clamp(28px, 4vw, 44px); background: linear-gradient(160deg, var(--surface-3), var(--surface-1)); border: 1px solid rgba(255, 255, 255, .12); box-shadow: 0 50px 100px -30px rgba(0, 0, 0, .9); transform: scale(.9) translateY(14px); opacity: 0; transition: transform .4s cubic-bezier(.2, .9, .3, 1.1), opacity .4s; position: relative; }
.modal-backdrop.open .modal-card { transform: none; opacity: 1; }
.modal-card .mc-close { position: absolute; top: 16px; right: 16px; width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--line); background: var(--surface-2); color: #fff; cursor: pointer; display: grid; place-items: center; transition: border-color .2s, transform .2s; }
.modal-card .mc-close:hover { border-color: var(--orange); transform: rotate(90deg); }
.modal-card .mc-eyebrow { color: var(--orange); }
.modal-card h3 { font-size: clamp(1.6rem, 3.5vw, 2.2rem); margin: 12px 0 8px; }
.modal-card form { margin-top: 20px; display: flex; flex-direction: column; gap: 14px; }
.modal-card .mc-ok { display: none; text-align: center; padding: 10px 0; }
.modal-card .mc-ok.show { display: block; animation: ptab-in .4s ease; }
.modal-card .mc-ok .ring { width: 72px; height: 72px; border-radius: 50%; background: var(--grad-brand); display: grid; place-items: center; margin: 0 auto 16px; box-shadow: 0 14px 40px -10px rgba(241, 96, 1, .7); }
.modal-card .mc-ok .ring svg { width: 34px; height: 34px; color: #fff; }

/* ============================================================
   PHASE 1/2 — SLIDER WITH INPUT (BMI page)
   ============================================================ */
.slider-input { display: flex; flex-direction: column; gap: 12px; }
.slider-input .si-top { display: flex; justify-content: space-between; align-items: center; }
.slider-input .si-top label { font-family: var(--font-mono); font-size: .8rem; color: #fff; letter-spacing: .04em; }
.slider-input .si-val { display: flex; align-items: baseline; gap: 6px; }
.slider-input .si-val input { width: 78px; background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; color: #fff; font-family: var(--font-display); font-weight: 800; font-size: 1.4rem; text-align: center; padding: 6px 8px; }
.slider-input .si-val input:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(241, 96, 1, .18); }
.slider-input .si-val .unit { font-family: var(--font-mono); font-size: .72rem; color: var(--gray-mid); }
.range { -webkit-appearance: none; appearance: none; width: 100%; height: 6px; border-radius: 100px; background: var(--surface-3); outline: none; }
.range::-webkit-slider-runnable-track { height: 6px; border-radius: 100px; background: linear-gradient(90deg, var(--orange) var(--fill, 50%), var(--surface-3) var(--fill, 50%)); }
.range::-moz-range-progress { background: var(--orange); height: 6px; border-radius: 100px; }
.range::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 22px; height: 22px; margin-top: -8px; border-radius: 50%; background: #fff; border: 3px solid var(--orange); box-shadow: 0 2px 10px rgba(0, 0, 0, .5), 0 0 12px rgba(252, 80, 20, .6); cursor: pointer; }
.range::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: #fff; border: 3px solid var(--orange); cursor: pointer; }

/* ============================================================
   PHASE 2 — MOTION FOOTER (giant wordmark + aurora)
   ============================================================ */
.motion-footer { position: relative; overflow: hidden; border-top: 1px solid var(--line); background: var(--surface-1); padding-top: 64px; }
.motion-footer .mf-aurora { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.motion-footer .mf-aurora::after { content: ""; position: absolute; inset: -40% -10% auto; height: 80%; background: radial-gradient(50% 60% at 50% 0%, rgba(252, 80, 20, .25), transparent 70%); filter: blur(30px); animation: aurora-move 16s ease-in-out infinite alternate; }
.motion-footer .container { position: relative; z-index: 2; }
.mf-word { font-family: var(--font-display); font-weight: 900; text-transform: uppercase; line-height: .8; font-size: clamp(3.5rem, 16vw, 13rem); letter-spacing: -.02em; margin-top: 40px; background: linear-gradient(180deg, rgba(255, 255, 255, .14), rgba(255, 255, 255, .02)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; pointer-events: none; user-select: none; white-space: nowrap; }

/* ============================================================
   PHASE 3 — MAGNETIC BUTTON / SPARKLES (JS-driven, minimal CSS)
   ============================================================ */
.magnetic { will-change: transform; transition: transform .25s cubic-bezier(.2, .8, .2, 1); }
.sparkle-host { position: relative; display: inline-block; }
.sparkle-host .sparkle { position: absolute; pointer-events: none; color: var(--orange); animation: sparkle-pop .8s ease forwards; }
@keyframes sparkle-pop { 0% { transform: scale(0) rotate(0deg); opacity: 0; } 40% { opacity: 1; } 100% { transform: scale(1) rotate(80deg); opacity: 0; } }

/* ============================================================
   FLOATING / TUBELIGHT NAV (enhances existing .nav)
   ============================================================ */
.nav.nav-hidden { transform: translateY(-100%); }
.nav { transition: background .4s ease, border-color .4s ease, backdrop-filter .4s ease, transform .45s cubic-bezier(.2, .8, .2, 1); }
/* tubelight active indicator under desktop nav links (desktop only — must NOT override mobile position:fixed) */
@media (min-width: 901px) { .nav-links { position: relative; } }
.nav-tube { position: absolute; bottom: -2px; height: 2px; background: var(--orange); border-radius: 2px; box-shadow: 0 0 14px 2px rgba(252, 80, 20, .8); transition: left .35s cubic-bezier(.2, .8, .2, 1), width .35s cubic-bezier(.2, .8, .2, 1); opacity: 0; }
.nav-tube.show { opacity: 1; }
.nav-tube::before { content: ""; position: absolute; left: 50%; top: -10px; transform: translateX(-50%); width: 70%; height: 16px; background: radial-gradient(closest-side, rgba(252, 80, 20, .55), transparent); border-radius: 50%; }
@media (max-width: 900px) { .nav-tube { display: none; } }