/* ==========================================================================
   PICKMYTECH - DESIGN SYSTEM & STYLESHEET
   Modern Static Architecture (Zero-Build)
   ========================================================================== */

/* ============ 1. DESIGN TOKENS ============ */
:root {
  color-scheme: light;
  --bg: #f2f5fb;
  --ink: #07122e;
  --mut: #4c5878;
  --acc: #0b3bd1;
  --acc2: #2b63ff;
  --cy: #5aa9ff;
  --vi: #7a8cff;
  --a3: #8ab4ff;
  --on: #ffffff;
  --pa: #0b1530;
  --pb: #1f4bff;
  --gla: 0.6;
  --blur: 16px;
  --r: 16px;
  --bo: 0.4;
  --gl: rgba(255, 255, 255, var(--gla));
  --gb: rgba(255, 255, 255, 0.85);
  --line: color-mix(in srgb, var(--ink) 12%, transparent);
  --sh: 0 10px 40px color-mix(in srgb, var(--acc) 12%, transparent);
  --hf: 'Sora', 'Inter', system-ui, sans-serif;
  --bf: 'Manrope', 'Inter', system-ui, sans-serif;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  --dur: 0.8s;
  --w: 1100px;
}

/* ============ 2. BASE & RESET ============ */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.55 var(--bf);
  overflow-x: hidden;
  padding-top: env(safe-area-inset-top, 0px);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .brand {
  font-family: var(--hf);
  letter-spacing: -0.02em;
  margin: 0;
}

p {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

:focus-visible {
  outline: 2px solid var(--acc);
  outline-offset: 3px;
}

.w {
  max-width: var(--w);
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 2;
}

.sc {
  padding: 70px 0;
  position: relative;
  z-index: 2;
}

.sc h2, .ph h1 {
  font-size: clamp(28px, 3.6vw, 42px);
  margin-bottom: 10px;
}

.lead {
  color: var(--mut);
  max-width: 580px;
  margin-bottom: 34px;
  font-size: 17px;
  line-height: 1.6;
}

.eyb {
  font: 600 12px var(--bf);
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mut);
}

/* ============ 3. EFFECTS LAYER ============ */
.pgb {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 100%;
  background: linear-gradient(90deg, var(--cy), var(--acc), var(--vi));
  transform-origin: 0 50%;
  transform: scaleX(var(--pg, 0));
  z-index: 60;
  pointer-events: none;
}

.cur {
  position: fixed;
  left: 0;
  top: 0;
  width: 340px;
  height: 340px;
  margin: -170px 0 0 -170px;
  border-radius: 50%;
  background: radial-gradient(#fff9, transparent 65%);
  pointer-events: none;
  z-index: 45;
  transition: transform 0.12s linear;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 46;
  opacity: 0.06;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence baseFrequency='.9' numOctaves='2'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.aur {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

.aur i {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: var(--bo);
  animation: fl 18s ease-in-out infinite alternate;
  will-change: transform;
}

.aur i:nth-child(1) {
  width: 46vw;
  height: 46vw;
  left: -10vw;
  top: -8vw;
  background: var(--cy);
}

.aur i:nth-child(2) {
  width: 40vw;
  height: 40vw;
  right: -8vw;
  top: 20vh;
  background: var(--vi);
  animation-delay: -6s;
}

.aur i:nth-child(3) {
  width: 36vw;
  height: 36vw;
  left: 30vw;
  bottom: -14vw;
  background: var(--a3);
  animation-delay: -11s;
}

@keyframes fl {
  to { transform: translate3d(40px, 30px, 0) scale(1.12); }
}

@keyframes bob {
  50% { margin-top: -12px; }
}

@keyframes mq {
  to { transform: translateX(-50%); }
}

.rv {
  opacity: 0;
  translate: 0 30px;
  scale: 0.97;
  filter: blur(8px);
  transition: opacity var(--dur), translate var(--dur) var(--ease), scale var(--dur) var(--ease), filter var(--dur);
  transition-delay: var(--d, 0s);
}

.rv.in {
  opacity: 1;
  translate: none;
  scale: none;
  filter: none;
}

/* ============ 4. COMPONENTS ============ */
.gl {
  background: var(--gl);
  border: 1px solid var(--gb);
  box-shadow: var(--sh), inset 0 1px 0 #ffffff;
  border-radius: var(--r);
  -webkit-backdrop-filter: blur(var(--blur)) saturate(1.4);
  backdrop-filter: blur(var(--blur)) saturate(1.4);
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  margin: 0 8px 8px 0;
  border-radius: 999px;
  font: 600 14px var(--bf);
  color: var(--on);
  background: linear-gradient(135deg, var(--acc), var(--acc2));
  border: 0;
  cursor: pointer;
  box-shadow: 0 8px 24px color-mix(in srgb, var(--acc) 38%, transparent);
  transition: transform 0.2s, box-shadow 0.2s, opacity 0.2s;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px color-mix(in srgb, var(--acc) 45%, transparent);
}

.btn:active {
  transform: translateY(0);
}

.btn.o {
  background: var(--gl);
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--gb);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.ch {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 12px;
}

.ch span {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #ffffffb3;
  border: 1px solid var(--gb);
}

.card {
  position: relative;
  overflow: hidden;
  padding: 22px;
  --mx: 50%;
  --my: 0%;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(260px circle at var(--mx) var(--my), color-mix(in srgb, var(--cy) 30%, transparent), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.card:hover::before {
  opacity: 1;
}

.card > * {
  position: relative;
}

.card h3 {
  font-size: 19px;
  margin: 14px 0 6px;
}

.card p, .card li {
  color: var(--mut);
  font-size: 14px;
}

.card small {
  color: var(--acc);
  font-weight: 600;
}

.orb {
  display: block;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background: linear-gradient(135deg, var(--cy), var(--acc));
  box-shadow: 0 8px 18px color-mix(in srgb, var(--acc) 32%, transparent);
}

.p3d {
  perspective: 1100px;
}

.tilt {
  transform: rotateX(6deg) rotateY(-9deg);
  transition: transform 0.4s var(--ease), opacity var(--dur), translate var(--dur) var(--ease), scale var(--dur) var(--ease), filter var(--dur);
  transition-delay: 0s, var(--d, 0s), var(--d, 0s), var(--d, 0s), var(--d, 0s);
}

.tilt:hover {
  transform: rotateX(0) rotateY(0) translateZ(24px);
}

.num {
  font: 700 13px var(--hf);
  color: var(--acc);
}

.res {
  display: block;
  font: 800 26px var(--hf);
  margin: 4px 0;
}

.grid {
  display: grid;
  gap: 16px;
}

.g2 { grid-template-columns: repeat(2, 1fr); }
.g3 { grid-template-columns: repeat(3, 1fr); }
.g4 { grid-template-columns: repeat(4, 1fr); }

.fld label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 14px;
}

.fld input, .fld select, .fld textarea {
  display: block;
  width: 100%;
  margin-top: 6px;
  padding: 12px 14px;
  border: 1px solid var(--gb);
  border-radius: 12px;
  background: #ffffffb8;
  color: var(--ink);
  font: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.fld input:focus, .fld select:focus, .fld textarea:focus {
  outline: none;
  border-color: var(--acc);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--acc) 18%, transparent);
}

.fld textarea {
  min-height: 110px;
  resize: vertical;
}

details {
  padding: 14px 0;
  border-top: 1px solid var(--line);
}

summary {
  cursor: pointer;
  font-weight: 600;
}

details p {
  margin-top: 8px;
  color: var(--mut);
  font-size: 14px;
}

/* ============ 5. LAYOUT: HEADER & FOOTER ============ */
.hd {
  position: sticky;
  top: calc(10px + env(safe-area-inset-top, 0px));
  z-index: 30;
  width: calc(100% - 28px);
  max-width: var(--w);
  margin: 10px auto 0;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-radius: min(999px, calc(var(--r) * 2));
  transition: padding 0.3s, box-shadow 0.3s;
}

.hd.sc2 {
  padding: 6px 14px;
  box-shadow: 0 12px 40px rgba(11, 21, 48, 0.12);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 19px;
}

.brand svg,
.brand img {
  height: 34px;
  width: auto;
  object-fit: contain;
  display: block;
}

.brand b {
  color: var(--acc);
}

.nv {
  display: flex;
  gap: 4px;
  font-size: 14px;
}

.nv a {
  padding: 7px 12px;
  border-radius: 999px;
  color: var(--mut);
  transition: color 0.2s, background 0.2s;
}

.nv a:hover {
  color: var(--ink);
}

.nv a.on {
  color: var(--ink);
  background: color-mix(in srgb, var(--acc) 12%, transparent);
}

/* Header Actions Container */
.hd-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Header CTA: Desktop text, Mobile icon */
.hd-cta-desktop {
  display: inline-block;
}

.hd-cta-mobile {
  display: none;
  width: 40px;
  height: 40px;
  padding: 0;
  margin: 0;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.hd-cta-mobile svg {
  display: block;
}

/* Animated Morphing Hamburger Button (Option 1) */
.mbt {
  display: none;
  width: 40px;
  height: 40px;
  padding: 0;
  margin: 0;
  border-radius: 50%;
  border: 1px solid var(--gb);
  background: var(--gl);
  -webkit-backdrop-filter: blur(var(--blur));
  backdrop-filter: blur(var(--blur));
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-shrink: 0;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.mbt:hover {
  background: #ffffffd4;
}

.mbt-bar {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.2s, width 0.3s;
  transform-origin: center;
}

/* Morphing: Hamburger ➔ ✕ (close) */
.mbt.open .mbt-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mbt.open .mbt-bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.mbt.open .mbt-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nv-cta {
  display: none;
}

.ft {
  position: relative;
  z-index: 2;
  padding: 40px 20px 60px;
  text-align: center;
  color: var(--mut);
  font-size: 13px;
}

.ft nav {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin: 14px 0;
}

/* ============ 6. SECTIONS ============ */
.hp {
  text-align: center;
  padding: 36px 20px 10px;
}

.hp .eyb {
  margin-bottom: -4px;
}

.pt {
  width: 100%;
  height: 340px;
  display: block;
}

.hp h1 {
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.1;
  margin: 0 auto 10px;
  max-width: 780px;
}

.hp > p {
  color: var(--mut);
  max-width: 540px;
  margin: 0 auto 22px;
}

.sh {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: center;
}

.sh h2 {
  font-size: clamp(28px, 3.6vw, 42px);
}

.sh .lead {
  margin-bottom: 22px;
}

.stack {
  position: relative;
  height: 420px;
  transform-style: preserve-3d;
  transform: rotateX(calc(8deg - var(--ry, 0) * 14deg)) rotateY(calc(-16deg + var(--rx, 0) * 20deg));
  transition: transform 0.3s;
}

.stack .gl {
  position: absolute;
  padding: 18px;
  translate: calc(var(--rx, 0) * var(--z) * 1px) calc(var(--ry, 0) * var(--z) * 1px);
  transition: translate 0.25s ease-out;
}

.c1 { --z: 14; left: 0; top: 10px; width: 62%; animation: bob 7s ease-in-out infinite; }
.c2 { --z: 26; right: 0; top: 110px; width: 66%; animation: bob 8s -2s ease-in-out infinite; }
.c3 { --z: 40; left: 8%; bottom: 0; width: 58%; animation: bob 9s -4s ease-in-out infinite; }

.sk {
  height: 8px;
  border-radius: 4px;
  background: color-mix(in srgb, var(--ink) 8%, transparent);
  margin: 8px 0;
}

.sk.a {
  width: 60%;
  background: linear-gradient(90deg, var(--acc), var(--cy));
}

.dots {
  display: flex;
  gap: 6px;
}

.dots i {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--cy);
}

.dots i:nth-child(2) { background: var(--acc); }
.dots i:nth-child(3) { background: var(--vi); }

.bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 70px;
}

.bars i {
  flex: 1;
  border-radius: 6px 6px 2px 2px;
  background: linear-gradient(var(--cy), var(--acc));
  height: 0;
  transition: height 1.1s var(--ease);
}

.in .bars i {
  height: var(--h);
}

.small {
  font-size: 12px;
  color: var(--mut);
}

.mq {
  overflow: hidden;
  padding: 14px 0;
  border-block: 1px solid var(--gb);
  background: var(--gl);
  position: relative;
  z-index: 2;
}

.mq div {
  display: flex;
  gap: 44px;
  width: max-content;
  animation: mq 30s linear infinite;
  font: 600 15px var(--hf);
  color: var(--mut);
}

.bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.s2 { grid-column: span 2; }
.s4 { grid-column: span 4; }

.steps {
  position: relative;
  display: grid;
  gap: 16px;
  max-width: 760px;
  --p: 0;
}

.steps::before, .steps::after {
  content: "";
  position: absolute;
  left: 23px;
  top: 20px;
  width: 2px;
}

.steps::before {
  bottom: 20px;
  background: color-mix(in srgb, var(--ink) 10%, transparent);
}

.steps::after {
  height: calc((100% - 40px) * var(--p));
  background: linear-gradient(var(--cy), var(--acc));
}

.st {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 18px 20px 18px 14px;
}

.st b {
  flex: none;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  border-radius: 50%;
  background: #ffffff;
  border: 2px solid var(--acc);
}

.st h3 {
  margin: 0 0 4px;
  font-size: 18px;
}

.st p {
  color: var(--mut);
  font-size: 14px;
}

.why .gl {
  padding: 24px;
}

.why h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.why p {
  color: var(--mut);
  font-size: 14px;
}

.cta {
  padding: 48px 30px;
  text-align: center;
}

.cta h2 {
  margin-bottom: 8px;
}

.cta p {
  color: var(--mut);
  margin-bottom: 22px;
}

.ph {
  padding: 50px 20px 0;
}

.thumb {
  height: 120px;
  border-radius: 12px;
  margin-bottom: 6px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, color-mix(in srgb, var(--cy) 55%, #fff), color-mix(in srgb, var(--vi) 55%, #fff));
  font: 800 26px var(--hf);
  color: var(--acc);
}

.pl.f {
  outline: 2px solid var(--acc);
}

.pl ul {
  margin: 14px 0 18px;
  padding: 0;
  list-style: none;
}

.pl li {
  padding: 4px 0;
}

.pl li::before {
  content: "\2713  ";
  color: var(--acc);
  font-weight: 800;
}

.av {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--acc), var(--cy));
  color: #ffffff;
  font: 800 20px var(--hf);
}

.sw {
  height: 64px;
  border-radius: 12px;
  border: 1px solid var(--gb);
  margin-bottom: 8px;
}

.sg h3 {
  font-size: 22px;
  margin: 30px 0 12px;
}

.mono {
  font: 500 12px ui-monospace, Menlo, monospace;
  color: var(--mut);
}

/* ============ 7. TOAST NOTIFICATIONS ============ */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  padding: 14px 20px;
  border-radius: 12px;
  background: var(--gl);
  -webkit-backdrop-filter: blur(var(--blur));
  backdrop-filter: blur(var(--blur));
  border: 1px solid var(--gb);
  box-shadow: 0 12px 32px rgba(7, 18, 46, 0.15);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
  transform: translateY(20px);
  opacity: 0;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

.toast.success {
  border-left: 4px solid var(--acc2);
}

.toast.error {
  border-left: 4px solid #e53e3e;
}

/* ============ 8. RESPONSIVE ============ */
@media (max-width: 860px) {
  .sh, .g2, .g3, .g4 {
    grid-template-columns: 1fr;
  }
  .bento {
    grid-template-columns: 1fr 1fr;
  }
  .s4 {
    grid-column: span 2;
  }
  .stack {
    height: 380px;
  }
  .nv {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 8px);
    flex-direction: column;
    padding: 12px;
    border-radius: var(--r);
    background: var(--gl);
    -webkit-backdrop-filter: blur(var(--blur));
    backdrop-filter: blur(var(--blur));
    border: 1px solid var(--gb);
  }
  .nv.open {
    display: flex;
  }
  .mbt {
    display: flex;
  }
  .hd-cta-desktop {
    display: none;
  }
  .hd-cta-mobile {
    display: flex;
  }
  .nv-cta {
    display: block;
    text-align: center;
    margin-top: 4px;
  }
}

@media (max-width: 540px) {
  .bento {
    grid-template-columns: 1fr;
  }
  .s2, .s4 {
    grid-column: span 1;
  }
  .tilt {
    transform: rotateX(3deg) rotateY(-4deg);
  }
  .pt {
    height: 260px;
  }
}

@media (pointer: coarse) {
  .cur {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    transition: none !important;
  }
  .rv {
    opacity: 1;
    translate: none;
    scale: none;
    filter: none;
  }
  .bars i {
    height: var(--h);
  }
}