/* =====================================================================
   Fast Gadget — components.css
   Tactile parts: buttons, toggle chips, selects, product cards,
   cart drawer, toast.
   ===================================================================== */

/* ---------- Buttons : moulded glossy plastic ---------- */
.btn {
  --btn-face-1: #ffffff;
  --btn-face-2: #dfe4ea;
  --btn-edge: #a9b2bb;
  --btn-ink: var(--ink-900);

  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .62rem 1.25rem; border-radius: 999px; cursor: pointer;
  font-weight: 700; font-size: .93rem; letter-spacing: .01em; text-decoration: none;
  color: var(--btn-ink);
  border: 1px solid var(--btn-edge);
  background: linear-gradient(180deg, var(--btn-face-1) 0%, var(--btn-face-2) 100%);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,.95),
    inset 0 -2px 3px rgba(0,0,0,.16),
    var(--lift-1);
  transition: transform .12s var(--ease), box-shadow .12s var(--ease), filter .12s var(--ease);
  overflow: hidden;
}
/* the highlight sweep across the top half */
.btn::before {
  content: ""; position: absolute; inset: 1px 1px auto 1px; height: 46%;
  border-radius: 999px 999px 60% 60% / 999px 999px 20% 20%;
  background: linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,0));
  pointer-events: none;
}
.btn:hover { filter: brightness(1.05); transform: translateY(-1px); box-shadow: inset 0 1px 0 rgba(255,255,255,.95), inset 0 -2px 3px rgba(0,0,0,.16), var(--lift-2); }
.btn:active { transform: translateY(1px); box-shadow: inset 0 2px 5px rgba(0,0,0,.35), inset 0 -1px 0 rgba(255,255,255,.5); }
.btn:disabled { opacity: .55; cursor: not-allowed; transform: none; filter: none; }

.btn--primary {
  --btn-face-1: #ffd76a; --btn-face-2: #e78a00; --btn-edge: #a35f00; --btn-ink: #3d2500;
  text-shadow: 0 1px 0 rgba(255,255,255,.45);
}
.btn--accent { --btn-face-1: #57e6da; --btn-face-2: #0b8f88; --btn-edge: #076d68; --btn-ink: #04302e; }
.btn--ghost {
  --btn-face-1: rgba(255,255,255,.16); --btn-face-2: rgba(255,255,255,.04);
  --btn-edge: rgba(255,255,255,.34); --btn-ink: #f3ece1;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.28), var(--lift-1);
}
.btn--lg { padding: .85rem 1.7rem; font-size: 1rem; }
.btn--block { width: 100%; }

.icon-btn {
  width: 36px; height: 36px; border-radius: 50%; cursor: pointer; font-size: 22px; line-height: 1;
  color: var(--ink-700); border: 1px solid #bcc4cd;
  background: linear-gradient(180deg, #fff, #dfe4ea);
  box-shadow: inset 0 1px 0 #fff, var(--lift-1);
}
.icon-btn:active { box-shadow: inset 0 2px 5px rgba(0,0,0,.32); }

/* ---------- Cart button with LED counter ---------- */
.cart-btn {
  position: relative; flex: none; display: grid; place-items: center;
  width: 46px; height: 46px; border-radius: 14px; cursor: pointer;
  color: #2b333c; border: 1px solid #9aa4ae;
  background: linear-gradient(180deg, #ffffff, #d9dfe6 55%, #b9c2cb);
  box-shadow: inset 0 1px 0 #fff, inset 0 -2px 4px rgba(0,0,0,.2), var(--lift-1);
  transition: transform .12s var(--ease);
}
.cart-btn:hover { transform: translateY(-1px); }
.cart-btn:active { transform: translateY(1px); box-shadow: inset 0 3px 6px rgba(0,0,0,.35); }
.cart-btn__led {
  position: absolute; top: -6px; right: -6px; min-width: 22px; height: 22px; padding: 0 5px;
  display: grid; place-items: center; border-radius: 999px;
  font-size: .74rem; font-weight: 800; color: #06210f;
  background: radial-gradient(circle at 35% 30%, #b7ffd6, var(--led-green) 55%, #17a75c);
  box-shadow: 0 0 10px rgba(70,226,138,.85), inset 0 1px 0 rgba(255,255,255,.7);
  transition: transform .18s var(--ease);
}
.cart-btn__led[data-empty="true"] {
  background: radial-gradient(circle at 35% 30%, #e7ecf1, #b3bcc5 60%, #8c959e);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.7); color: #59626b;
}
.cart-btn__led.is-bump { transform: scale(1.35); }

/* ---------- Filter chips : tactile switches ---------- */
.chip {
  display: inline-flex; align-items: center; gap: .45rem; cursor: pointer;
  padding: .48rem .95rem; border-radius: 999px;
  font-size: .87rem; font-weight: 600; color: var(--ink-700);
  border: 1px solid #c6b9a3;
  background: linear-gradient(180deg, #fffdf8, #e9e0cf);
  box-shadow: inset 0 1px 0 #fff, var(--lift-1);
  transition: all .14s var(--ease);
}
.chip:hover { filter: brightness(1.03); transform: translateY(-1px); }
.chip[aria-pressed="true"] {
  color: #3d2500; border-color: #a35f00;
  background: linear-gradient(180deg, #ffd76a, #e78a00);
  box-shadow: inset 0 2px 4px rgba(0,0,0,.28), inset 0 -1px 0 rgba(255,255,255,.55);
  transform: translateY(1px);
}
.chip__count {
  font-size: .72rem; font-weight: 700; padding: 1px 6px; border-radius: 999px;
  background: rgba(0,0,0,.10); color: inherit;
}

/* ---------- Select : recessed metal well ---------- */
.select { position: relative; display: inline-flex; }
.select::after {
  content: ""; position: absolute; right: 14px; top: 50%; translate: 0 -50%;
  width: 0; height: 0; pointer-events: none;
  border: 5px solid transparent; border-top-color: var(--ink-500);
}
.select select {
  appearance: none; -webkit-appearance: none;
  padding: .55rem 2.4rem .55rem 1rem; border-radius: 999px; cursor: pointer;
  font-size: .88rem; font-weight: 600; color: var(--ink-900);
  border: 1px solid #b6aa95;
  background: linear-gradient(180deg, #e7e0d1, #fffdf8);
  box-shadow: var(--deboss);
}

/* ---------- Product card ---------- */
.card {
  position: relative; display: flex; flex-direction: column; overflow: hidden;
  border-radius: var(--radius-m);
  background: linear-gradient(180deg, #fffefb 0%, #f5efe3 62%, #e8dfcd 100%);
  border: 1px solid #cfc3ad;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.95), var(--lift-1);
  transition: transform .18s var(--ease), box-shadow .18s var(--ease);
}
.card:hover { transform: translateY(-4px); box-shadow: inset 0 1px 0 rgba(255,255,255,.95), var(--lift-3); }

/* recessed display well the product sits in */
.card__stage {
  position: relative; padding: 1.4rem 1.4rem 1.1rem; margin: .7rem .7rem 0;
  border-radius: 12px; aspect-ratio: 4 / 3; display: grid; place-items: center;
  background:
    radial-gradient(120% 90% at 50% 8%, #ffffff 0%, #eef1f5 45%, #d4dae1 100%);
  border: 1px solid #c3cbd4;
  box-shadow: inset 0 3px 8px rgba(0,0,0,.20), inset 0 -1px 0 rgba(255,255,255,.9);
}
.card__stage::after { /* glass reflection */
  content: ""; position: absolute; inset: 1px 1px 55% 1px; border-radius: 11px 11px 50% 50% / 11px 11px 22% 22%;
  background: linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,0));
  pointer-events: none;
}
.card__art { display: block; width: 74%; filter: drop-shadow(0 12px 10px rgba(20,30,45,.28)); }
.card:hover .card__art { animation: nudge .5s var(--ease); }
@keyframes nudge { 50% { transform: translateY(-6px) rotate(-1.5deg); } }

.card__flag {
  position: absolute; top: 12px; left: -6px; z-index: 2;
  padding: .3rem .7rem .3rem .8rem; font-size: .68rem; font-weight: 800;
  letter-spacing: .08em; text-transform: uppercase; color: #fff;
  background: linear-gradient(180deg, #ff8b6b, #d63b2a);
  box-shadow: var(--lift-1), inset 0 1px 0 rgba(255,255,255,.4);
  border-radius: 3px 4px 4px 3px;
}
.card__flag::after { /* ribbon fold */
  content: ""; position: absolute; left: 0; bottom: -5px; border: 3px solid transparent;
  border-top-color: #8f2115; border-right-color: #8f2115;
}
.card__flag--new { background: linear-gradient(180deg, #6ee3ff, #0d8fbe); }
.card__flag--new::after { border-top-color: #075f80; border-right-color: #075f80; }

.card__body { display: flex; flex-direction: column; gap: .45rem; padding: 1rem 1.1rem 1.2rem; flex: 1; }
.card__cat { font-size: .68rem; letter-spacing: .16em; text-transform: uppercase; color: var(--ink-300); }
.card__title { font-size: 1.03rem; margin: 0; }
.card__desc { font-size: .85rem; color: var(--ink-500); margin: 0; flex: 1; }

.rating { display: flex; align-items: center; gap: .4rem; font-size: .8rem; color: var(--ink-500); }
.rating__stars { color: var(--amber-500); letter-spacing: .08em; filter: drop-shadow(0 1px 0 rgba(255,255,255,.8)); }

.card__foot { display: flex; align-items: center; justify-content: space-between; gap: .7rem; margin-top: .5rem; }
.price { display: flex; align-items: baseline; gap: .4rem; }
.price__now { font-size: 1.25rem; font-weight: 800; color: var(--ink-900); }
.price__was { font-size: .85rem; color: var(--ink-300); text-decoration: line-through; }

.stock { font-size: .74rem; font-weight: 700; display: inline-flex; align-items: center; gap: .35rem; }
.stock i { width: 7px; height: 7px; border-radius: 50%; }
.stock--in    { color: #14804a; } .stock--in i    { background: var(--led-green); box-shadow: 0 0 6px var(--led-green); }
.stock--low   { color: #a35f00; } .stock--low i   { background: var(--amber-400); box-shadow: 0 0 6px var(--amber-400); }
.stock--out   { color: #a3392c; } .stock--out i   { background: var(--led-red); }

.card.is-out .card__stage { filter: grayscale(.65) opacity(.8); }

/* ---------- Cart drawer ---------- */
.scrim {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(18,12,8,.55); backdrop-filter: blur(3px);
  animation: fade .22s var(--ease);
}
@keyframes fade { from { opacity: 0; } }

.cart {
  position: fixed; top: 0; right: 0; z-index: 100;
  width: min(420px, 100%); height: 100dvh;
  display: flex; flex-direction: column;
  transform: translateX(105%);
  transition: transform .3s var(--ease);
  color: var(--ink-on-dark);
  background-image: var(--noise), linear-gradient(180deg, #33261e, #1b1410);
  background-blend-mode: soft-light, normal;
  border-left: 3px solid #4d3b2d;
  box-shadow: -18px 0 50px rgba(0,0,0,.5);
}
.cart.is-open { transform: translateX(0); }

.cart__head {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.1rem 1.2rem;
  border-bottom: 1px solid rgba(255,255,255,.10);
  box-shadow: 0 1px 0 rgba(255,255,255,.06);
}
.cart__head h2 { margin: 0; font-size: 1.15rem; color: #fff6e8; }

.cart__body { flex: 1; overflow-y: auto; padding: 1rem 1.2rem; display: grid; gap: .8rem; align-content: start; }
.cart__empty { text-align: center; color: #9d9084; padding: 3rem 1rem; }
.cart__empty svg { margin: 0 auto 1rem; opacity: .35; }

.line {
  display: grid; grid-template-columns: 62px 1fr auto; gap: .8rem; align-items: center;
  padding: .7rem; border-radius: 12px;
  background: linear-gradient(180deg, rgba(255,255,255,.09), rgba(255,255,255,.03));
  border: 1px solid rgba(255,255,255,.10);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.14);
}
.line__thumb {
  width: 62px; height: 62px; display: grid; place-items: center; padding: 6px;
  border-radius: 10px; background: linear-gradient(180deg, #f4f7fa, #cfd7e0);
  box-shadow: inset 0 2px 4px rgba(0,0,0,.25);
}
.line__thumb svg { width: 100%; height: 100%; }
.line__name { font-weight: 700; font-size: .9rem; color: #fdf6ea; margin: 0 0 2px; }
.line__meta { font-size: .78rem; color: #a89a8b; margin: 0; }
.line__right { display: grid; gap: .4rem; justify-items: end; }

.stepper {
  display: inline-flex; align-items: center; border-radius: 999px; overflow: hidden;
  border: 1px solid rgba(255,255,255,.18);
  background: linear-gradient(180deg, rgba(0,0,0,.35), rgba(0,0,0,.15));
  box-shadow: inset 0 2px 4px rgba(0,0,0,.45);
}
.stepper button {
  width: 28px; height: 28px; border: 0; cursor: pointer; font-size: 15px; font-weight: 800;
  color: #ffd76a; background: transparent;
}
.stepper button:hover { background: rgba(255,255,255,.10); }
.stepper span { min-width: 26px; text-align: center; font-size: .85rem; font-weight: 700; color: #fff; }
.line__remove {
  border: 0; background: none; cursor: pointer; font-size: .74rem; color: #b08b7d;
  text-decoration: underline; padding: 0;
}
.line__remove:hover { color: var(--led-red); }

.cart__foot {
  padding: 1.1rem 1.2rem calc(1.1rem + env(safe-area-inset-bottom));
  border-top: 1px solid rgba(255,255,255,.10);
  background: linear-gradient(180deg, rgba(0,0,0,.18), rgba(0,0,0,.42));
}
.cart__totals { margin: 0 0 .8rem; display: grid; gap: .35rem; font-size: .9rem; }
.cart__totals > div { display: flex; justify-content: space-between; }
.cart__totals dt { color: #a89a8b; }
.cart__totals dd { margin: 0; font-weight: 700; color: #fdf6ea; }
.cart__grand { padding-top: .5rem; margin-top: .2rem; border-top: 1px dashed rgba(255,255,255,.18); font-size: 1.05rem; }
.cart__grand dd { color: var(--amber-300); }
.cart__ship-hint { font-size: .78rem; color: #9d9084; margin: 0 0 .8rem; }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: 26px; z-index: 200;
  translate: -50% 20px; opacity: 0; pointer-events: none;
  padding: .8rem 1.2rem; border-radius: 999px;
  font-weight: 700; font-size: .9rem; color: #22160a;
  background: linear-gradient(180deg, #fff0c2, #ffc93c 60%, #e79b0d);
  border: 1px solid #b97f0a;
  box-shadow: var(--lift-2), inset 0 1px 0 rgba(255,255,255,.9);
  transition: opacity .22s var(--ease), translate .22s var(--ease);
}
.toast.is-visible { opacity: 1; translate: -50% 0; }

/* ---------- Card extras : discount flag, warranty, clickable stage ---------- */
.card__stage {
  /* now a button — strip the browser chrome, keep the recessed well */
  width: calc(100% - 1.4rem); font: inherit; color: inherit; cursor: pointer;
  appearance: none; -webkit-appearance: none;
}
.card__stage:hover { filter: brightness(1.02); }

.card__off {
  position: absolute; top: 12px; right: 12px; z-index: 2;
  display: grid; place-items: center; min-width: 42px; padding: .28rem .45rem;
  border-radius: 999px; font-size: .74rem; font-weight: 800; color: #fff;
  background: radial-gradient(circle at 35% 25%, #ff9a86, #d63b2a 70%);
  border: 1px solid #8f2115;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.45), var(--lift-1);
}
.card__flag--pre { background: linear-gradient(180deg, #c9a6ff, #6b3fbe); }
.card__flag--pre::after { border-top-color: #47297f; border-right-color: #47297f; }

.warranty {
  display: inline-flex; align-items: center; gap: .35rem; margin: 0;
  font-size: .76rem; font-weight: 600; color: var(--teal-600);
}
.stock--pre { color: #6b3fbe; } .stock--pre i { background: #9d7aec; box-shadow: 0 0 6px #9d7aec; }

.linkish {
  border: 0; background: none; padding: 0; margin: 0; cursor: pointer; text-align: left;
  font: inherit; color: inherit;
}
.linkish:hover { color: var(--amber-600); text-decoration: underline; }

.btn.is-disabled { opacity: .5; pointer-events: none; }

.stepper--light {
  border-color: #b6aa95;
  background: linear-gradient(180deg, #e7e0d1, #fffdf8);
  box-shadow: var(--deboss);
}
.stepper--light button { color: var(--amber-600); }
.stepper--light button:hover { background: rgba(0,0,0,.06); }
.stepper--light span { color: var(--ink-900); }

/* ---------- Modal shell ---------- */
.modal { position: fixed; inset: 0; z-index: 120; display: grid; place-items: center; padding: 1.2rem; }
.modal__backdrop {
  position: absolute; inset: 0;
  background: rgba(18,12,8,.6); backdrop-filter: blur(3px);
  animation: fade .2s var(--ease);
}
.modal__panel {
  position: relative; width: min(920px, 100%); max-height: 90dvh; overflow-y: auto;
  padding: clamp(1.1rem, 3vw, 1.9rem);
  border-radius: var(--radius-l);
  background: linear-gradient(180deg, #fffefb 0%, #f4eee2 70%, #e9e0cf 100%);
  border: 1px solid #cfc3ad;
  box-shadow: var(--lift-3), inset 0 1px 0 rgba(255,255,255,.95);
  animation: pop .22s var(--ease);
}
@keyframes pop { from { transform: translateY(14px) scale(.98); opacity: 0; } }
.modal__close { position: absolute; top: 12px; right: 12px; z-index: 3; }

/* ---------- Product detail ---------- */
.pdp { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 1.8rem; }
.pdp__stage {
  position: relative; display: grid; place-items: center; padding: 1.6rem; aspect-ratio: 1;
  border-radius: 14px;
  background: radial-gradient(120% 90% at 50% 8%, #ffffff 0%, #eef1f5 45%, #d4dae1 100%);
  border: 1px solid #c3cbd4;
  box-shadow: inset 0 3px 8px rgba(0,0,0,.2), inset 0 -1px 0 rgba(255,255,255,.9);
}
.pdp__stage .card__art { width: 78%; filter: drop-shadow(0 14px 12px rgba(20,30,45,.28)); }

.pdp__trust { list-style: none; margin: .9rem 0 0; padding: 0; display: grid; gap: .4rem; }
.pdp__trust li {
  position: relative; padding-left: 1.4rem; font-size: .82rem; color: var(--ink-500);
}
.pdp__trust li::before {
  content: "✓"; position: absolute; left: 0; top: 0;
  width: 16px; height: 16px; display: grid; place-items: center; border-radius: 50%;
  font-size: .6rem; font-weight: 900; color: #fff;
  background: linear-gradient(180deg, #46e28a, #14804a);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.5);
}

.pdp__title { font-size: clamp(1.3rem, 2.4vw, 1.75rem); margin: .1rem 0 .5rem; }
.pdp__pricerow { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem; margin: .6rem 0 .2rem; }
.pdp__pricerow .price__now { font-size: 1.7rem; }
.pdp__save {
  padding: .22rem .6rem; border-radius: 999px; font-size: .76rem; font-weight: 700; color: #14804a;
  background: linear-gradient(180deg, #e2fbee, #bff0d6); border: 1px solid #8fd9b4;
  box-shadow: inset 0 1px 0 #fff;
}
.pdp__emi { margin: .2rem 0 .6rem; font-size: .84rem; color: var(--ink-500); }
.pdp__emi b { color: var(--teal-600); }

.pdp__buy { display: flex; flex-wrap: wrap; gap: .7rem; align-items: center; margin: 1rem 0 1.4rem; }

.pdp__section { margin-top: 1.2rem; }
.pdp__section h4 {
  margin: 0 0 .5rem; font-size: .74rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-300);
  padding-bottom: .4rem; border-bottom: 1px solid #d9cdb7;
  box-shadow: 0 1px 0 rgba(255,255,255,.9);
}
.pdp__section p { margin: 0; font-size: .92rem; color: var(--ink-700); }

.spec { width: 100%; border-collapse: collapse; font-size: .87rem; }
.spec th, .spec td { text-align: left; padding: .52rem .7rem; vertical-align: top; }
.spec th { width: 40%; font-weight: 600; color: var(--ink-500); }
.spec td { color: var(--ink-900); }
.spec tr:nth-child(odd) {
  background: linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,.25));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.9);
}

.pdp__related { margin-top: 1.4rem; }
.pdp__related h4 {
  margin: 0 0 .6rem; font-size: .74rem; letter-spacing: .18em; text-transform: uppercase; color: var(--ink-300);
}
.pdp__related ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.pdp__related button {
  width: 100%; display: flex; align-items: center; gap: .7rem; cursor: pointer; text-align: left;
  padding: .5rem; border-radius: 10px;
  border: 1px solid #d5c9b3; background: linear-gradient(180deg, #fffdf9, #efe7d8);
  box-shadow: var(--emboss);
}
.pdp__related button:hover { transform: translateY(-1px); box-shadow: var(--emboss), var(--lift-1); }
.pdp__rel-art {
  width: 44px; height: 44px; flex: none; display: grid; place-items: center; padding: 4px;
  border-radius: 8px; background: linear-gradient(180deg, #f4f7fa, #d3dae1);
  box-shadow: inset 0 2px 4px rgba(0,0,0,.2);
}
.pdp__rel-text { display: grid; gap: 2px; }
.pdp__rel-text b { font-size: .86rem; color: var(--ink-900); }
.pdp__rel-text i { font-style: normal; font-size: .82rem; font-weight: 700; color: var(--amber-600); }

/* ---------- Forms (checkout + admin share these) ---------- */
.field { display: grid; gap: .3rem; margin-bottom: .9rem; }
.field > label { font-size: .8rem; font-weight: 700; color: var(--ink-700); }
.field .req { color: #c0392b; }
.field input, .field select, .field textarea {
  width: 100%; padding: .65rem .85rem; border-radius: 10px;
  border: 1px solid #b6aa95; color: var(--ink-900);
  background: linear-gradient(180deg, #e9e2d4, #fffdf8);
  box-shadow: var(--deboss);
}
.field textarea { min-height: 84px; resize: vertical; }
.field select { appearance: none; -webkit-appearance: none; cursor: pointer; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--teal-500);
  box-shadow: var(--deboss), 0 0 0 3px rgba(47,208,197,.3);
}
.field .hint { font-size: .76rem; color: var(--ink-300); }
.field .error { font-size: .76rem; font-weight: 700; color: #c0392b; }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea {
  border-color: #c0392b; box-shadow: var(--deboss), 0 0 0 3px rgba(192,57,43,.18);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }

@media (max-width: 760px) {
  .pdp { grid-template-columns: 1fr; }
  .field-row { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .cart { width: 100%; }
}