/* ============================================================
   AKSHAT PORTFOLIO — fullscreen settings (Wuthering Waves style)
   ============================================================ */

:root {
  --ak-set-row: rgba(10, 11, 14, 0.72);
  --ak-set-row-hi: rgba(30, 33, 40, 0.85);
  --ak-set-head: rgba(150, 160, 185, 0.16);
  --ak-set-line: rgba(255, 255, 255, 0.07);
  --ak-gold: #f2e3b8;
}

/* ---------- trigger button (high contrast, shadowed) ---------- */
#ak-settings-btn {
  position: fixed;
  top: clamp(12px, 2.2vh, 22px);
  right: clamp(12px, 2.2vw, 24px);
  z-index: 9600;
  width: clamp(42px, 5.4vh, 50px);
  height: clamp(42px, 5.4vh, 50px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: pointer;
  color: #12141a;
  background: linear-gradient(160deg, #ffffff, #d9dde6);
  border: 1px solid rgba(255, 255, 255, 0.9);
  box-shadow:
    0 6px 20px rgba(0, 0, 0, 0.55),
    0 2px 6px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
  transition: transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.28s ease;
}
#ak-settings-btn svg {
  width: 55%;
  height: 55%;
  stroke-width: 1.9;
}
#ak-settings-btn:hover {
  transform: rotate(45deg);
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.6),
    0 0 24px -4px var(--ak-accent, #b566ff);
}
#ak-settings-btn:active {
  transform: rotate(45deg) scale(0.93);
}
body.ak-settings-open #ak-settings-btn {
  opacity: 0;
  pointer-events: none;
}

/* ---------- fullscreen shell ---------- */
#ak-set-root {
  position: fixed;
  inset: 0;
  z-index: 9800;
  display: grid;
  grid-template-columns: clamp(64px, 7vw, 92px) 1fr;
  grid-template-rows: auto 1fr auto;
  grid-template-areas:
    "top top"
    "rail panel"
    "foot foot";
  font-family: Jura, "Segoe UI", sans-serif;
  color: #eef1f6;
  background:
    linear-gradient(180deg, rgba(6, 8, 12, 0.9), rgba(8, 10, 15, 0.82)),
    rgba(6, 8, 12, 0.6);
  -webkit-backdrop-filter: blur(22px) saturate(1.15);
  backdrop-filter: blur(22px) saturate(1.15);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s;
}
#ak-set-root.ak-on {
  opacity: 1;
  visibility: visible;
}

/* ---------- top bar ---------- */
.ak-set-topbar {
  grid-area: top;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: clamp(14px, 2.4vh, 26px) clamp(16px, 3vw, 40px);
}
.ak-set-crumb {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: clamp(1rem, 2.2vw, 1.35rem);
  letter-spacing: 0.06em;
}
.ak-set-crumb-ico svg {
  width: clamp(20px, 2.4vw, 26px);
  height: clamp(20px, 2.4vw, 26px);
  display: block;
  color: #fff;
}
.ak-set-topright {
  display: flex;
  align-items: center;
  gap: 14px;
}
.ak-set-x {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  transition: background 0.2s ease;
}
.ak-set-x svg {
  width: 18px;
  height: 18px;
}
.ak-set-x:hover {
  background: rgba(255, 255, 255, 0.2);
}

/* ---------- left rail ---------- */
.ak-set-rail {
  grid-area: rail;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(10px, 1.8vh, 20px);
  padding: clamp(6px, 1.4vh, 14px) 0;
  border-right: 1px solid var(--ak-set-line);
  overflow-y: auto;
  scrollbar-width: none;
}
.ak-set-rail::-webkit-scrollbar {
  display: none;
}
.ak-rail-btn {
  position: relative;
  width: clamp(40px, 4.4vw, 52px);
  height: clamp(40px, 4.4vw, 52px);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background: transparent;
  color: rgba(238, 241, 246, 0.42);
  cursor: pointer;
  border-radius: 12px;
  transition: color 0.22s ease, background 0.22s ease;
}
.ak-rail-btn svg {
  width: 55%;
  height: 55%;
}
.ak-rail-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
}
.ak-rail-btn.ak-on {
  color: var(--ak-gold);
  background: rgba(242, 227, 184, 0.1);
}
.ak-rail-btn.ak-on::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 18%;
  width: 2px;
  height: 64%;
  border-radius: 2px;
  background: var(--ak-gold);
  box-shadow: 0 0 12px var(--ak-gold);
}

/* ---------- panel ---------- */
.ak-set-panel {
  grid-area: panel;
  min-height: 0;
  display: flex;
  flex-direction: column;
  padding: 0 clamp(10px, 3vw, 46px);
}
.ak-set-scroll {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding-bottom: 18px;
  scrollbar-width: thin;
  scrollbar-color: rgba(255, 255, 255, 0.22) transparent;
}
.ak-set-scroll::-webkit-scrollbar {
  width: 9px;
}
.ak-set-scroll::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 9px;
}

/* section header */
.ak-head {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 18px;
  margin: 16px 0 6px;
  font-size: clamp(0.86rem, 1.7vw, 1.02rem);
  letter-spacing: 0.05em;
  color: #fff;
  background: linear-gradient(90deg, var(--ak-set-head), rgba(150, 160, 185, 0.02));
  border-radius: 3px;
}
.ak-head:first-child {
  margin-top: 4px;
}
.ak-head-ico svg {
  width: 17px;
  height: 17px;
  display: block;
}

/* row */
.ak-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: clamp(11px, 1.7vh, 17px) 18px;
  margin-bottom: 3px;
  background: var(--ak-set-row);
  border: 1px solid transparent;
  border-radius: 3px;
  outline: none;
  transition: background 0.18s ease, border-color 0.18s ease;
}
.ak-row:hover,
.ak-row:focus-visible {
  background: var(--ak-set-row-hi);
  border-color: rgba(255, 255, 255, 0.5);
}
.ak-row-label {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-size: clamp(0.86rem, 1.7vw, 1.04rem);
  letter-spacing: 0.02em;
  color: #f2f4f8;
  flex: 1 1 auto;
  min-width: 0;
}

/* faded inline shortcut hint next to a setting label */
.ak-keyhint {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 5px;
  font-family: ShareTech, monospace;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: rgba(238, 241, 246, 0.4);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}
.ak-keyhint-ico svg {
  width: 10px;
  height: 10px;
  display: block;
  opacity: 0.75;
}
.ak-row-ctrl {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 0 0 auto;
  width: clamp(200px, 34vw, 430px);
  justify-content: flex-end;
}

/* arrow selector */
.ak-arrow {
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #1a1c22;
  background: #e9ecf2;
  border: none;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
  transition: transform 0.15s ease, opacity 0.2s ease, background 0.2s ease;
}
.ak-arrow svg {
  width: 16px;
  height: 16px;
  stroke-width: 2.4;
}
.ak-arrow:hover {
  background: #fff;
}
.ak-arrow:active {
  transform: scale(0.9);
}
.ak-arrow.ak-dim {
  opacity: 0.32;
  pointer-events: none;
}
.ak-selval {
  flex: 1 1 auto;
  text-align: center;
  font-size: clamp(0.84rem, 1.6vw, 1rem);
  letter-spacing: 0.04em;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* slider */
.ak-range {
  -webkit-appearance: none;
  appearance: none;
  flex: 1 1 auto;
  height: 4px;
  border-radius: 3px;
  outline: none;
  cursor: pointer;
  background: linear-gradient(
    to right,
    var(--ak-gold) 0%,
    var(--ak-gold) var(--pct, 50%),
    rgba(255, 255, 255, 0.18) var(--pct, 50%),
    rgba(255, 255, 255, 0.18) 100%
  );
}
.ak-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 13px;
  height: 22px;
  border-radius: 4px;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
  cursor: pointer;
}
.ak-range::-moz-range-thumb {
  width: 13px;
  height: 22px;
  border: none;
  border-radius: 4px;
  background: #fff;
}
.ak-rangeval {
  font-family: ShareTech, monospace;
  font-size: 0.95rem;
  color: #fff;
  min-width: 2.6em;
  text-align: right;
  flex: 0 0 auto;
}

/* help bubble */
.ak-help {
  width: 20px;
  height: 20px;
  flex: 0 0 auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.35);
  cursor: help;
}

/* ---------- toggle switch (Performance tab) ---------- */
.ak-row-compact {
  padding-top: clamp(8px, 1.2vh, 12px);
  padding-bottom: clamp(8px, 1.2vh, 12px);
}
.ak-row-ctrl-narrow {
  width: auto;
  flex: 0 0 auto;
}
.ak-sublabel {
  font-family: ShareTech, monospace;
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(226, 233, 245, 0.5);
  padding: 2px 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.ak-row-na {
  opacity: 0.55;
}
.ak-row-na .ak-switch {
  pointer-events: none;
}

.ak-switch {
  position: relative;
  width: 46px;
  height: 25px;
  flex: 0 0 auto;
  border-radius: 999px;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.08);
  transition: background 0.22s ease, border-color 0.22s ease;
  padding: 0;
}
.ak-switch-knob {
  position: absolute;
  top: 50%;
  left: 3px;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.65);
  transform: translateY(-50%);
  transition: left 0.22s cubic-bezier(0.16, 1, 0.3, 1), background 0.22s ease;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.5);
}
.ak-switch.ak-on {
  background: linear-gradient(135deg, var(--ak-gold), #d9c391);
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 16px -4px var(--ak-gold);
}
.ak-switch.ak-on .ak-switch-knob {
  left: calc(100% - 20px);
  background: #16181d;
}

/* fixed-binding banner at the top of the Controls tab */
.ak-banner {
  display: flex;
  align-items: center;
  gap: 11px;
  margin: 4px 0 10px;
  padding: 12px 16px;
  border-radius: 4px;
  font-size: 0.82rem;
  line-height: 1.5;
  color: rgba(226, 233, 245, 0.72);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-left: 3px solid rgba(160, 180, 210, 0.55);
}
.ak-banner-ico svg {
  width: 17px;
  height: 17px;
  display: block;
  flex: 0 0 auto;
}

.ak-kbd-wrap {
  display: inline-flex;
  align-items: center;
  gap: 9px;
}
.ak-kbd-lock svg {
  width: 13px;
  height: 13px;
  display: block;
  color: rgba(238, 241, 246, 0.38);
}

.ak-kbd {
  font-family: ShareTech, monospace;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  padding: 6px 16px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-bottom-width: 2px;
  color: #fff;
  min-width: 64px;
  text-align: center;
}

.ak-note {
  margin: 12px 4px 0;
  font-size: 0.78rem;
  line-height: 1.6;
  color: rgba(238, 241, 246, 0.5);
}
.ak-empty {
  padding: 60px 0;
  text-align: center;
  color: rgba(238, 241, 246, 0.55);
}

/* contact form */
.ak-form {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-top: 10px;
}
.ak-input {
  width: 100%;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 6px;
  padding: 12px 14px;
  color: #fff;
  font-family: Jura, sans-serif;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s ease;
}
.ak-input:focus {
  border-color: var(--ak-gold);
}
.ak-input::placeholder {
  color: rgba(255, 255, 255, 0.32);
}
.ak-textarea {
  resize: vertical;
  min-height: 92px;
}
.ak-form-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.ak-form-note {
  font-size: 0.78rem;
  color: rgba(238, 241, 246, 0.55);
}
.ak-form-note.ak-ok {
  color: #86e3aa;
}
.ak-form-note.ak-bad {
  color: #ff9a9a;
}

/* ---------- footer ---------- */
.ak-set-foot {
  grid-area: foot;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding: clamp(12px, 2vh, 20px) clamp(16px, 3vw, 46px);
  border-top: 1px solid var(--ak-set-line);
  background: rgba(0, 0, 0, 0.3);
}
.ak-set-status {
  font-family: ShareTech, monospace;
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: transparent;
}
.ak-set-status.warn {
  color: #ffc46b;
}
.ak-set-status.ok {
  color: #86e3aa;
}
.ak-set-acts {
  display: flex;
  gap: 10px;
  margin-left: auto;
  flex-wrap: wrap;
}
.ak-btn {
  font-family: Jura, sans-serif;
  font-size: clamp(0.74rem, 1.5vw, 0.85rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 11px 24px;
  border-radius: 999px;
  cursor: pointer;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  outline: none;
  transition: background 0.2s ease, transform 0.14s ease, box-shadow 0.24s ease;
}
.ak-btn:hover {
  background: rgba(255, 255, 255, 0.16);
}
.ak-btn:active {
  transform: scale(0.97);
}
.ak-btn[disabled] {
  opacity: 0.5;
  pointer-events: none;
}
.ak-btn-inline {
  padding: 8px 20px;
  letter-spacing: 0.1em;
}
.ak-btn-primary {
  background: linear-gradient(135deg, #f5ead0, #dcc79a);
  color: #16181d;
  border-color: rgba(255, 255, 255, 0.5);
  box-shadow: 0 6px 22px -6px rgba(242, 227, 184, 0.5);
}
.ak-btn-primary:hover {
  background: #fff;
  box-shadow: 0 8px 30px -6px var(--ak-gold);
}

/* ---------- responsive ---------- */
@media (max-width: 760px) {
  #ak-set-root {
    grid-template-columns: 56px 1fr;
  }
  .ak-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }
  .ak-row-ctrl {
    width: 100%;
  }
  .ak-set-foot {
    flex-direction: column-reverse;
    align-items: stretch;
  }
  .ak-set-acts {
    margin-left: 0;
  }
  .ak-btn {
    flex: 1 1 auto;
  }
  .ak-set-status {
    text-align: center;
  }
}

}
@media (prefers-reduced-motion: reduce) {
  #ak-set-root,
  #ak-settings-btn,
  .ak-rail-btn {
    transition: none;
  }
}