/* ============================================================
   Qazzaz Coffee – Loading screen (layered atmosphere + filling mug)
   Rich café palette: espresso, caramel, copper, forest, cream.
   ============================================================ */

#loader-overlay {
  --loader-espresso: #0d0604;
  --loader-mocha: #1e0f0a;
  --loader-caramel: #8b5a2b;
  --loader-honey: #c9a227;
  --loader-cream: #f5ecd8;
  --loader-copper: #b87333;
  --loader-forest: #0f2419;
  --loader-burgundy: #2a1210;

  position: fixed;
  inset: 0;
  z-index: 99999;
  overflow: hidden;
  isolation: isolate;
  background: var(--loader-espresso);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.6s cubic-bezier(0.4, 0, 0.2, 1),
              visibility 0.6s step-end;
  pointer-events: none;
}

#loader-overlay.loader-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

/* ── Background art (decorative only) ─────────────────────── */
.loader-atmosphere {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}

/* Bold diagonal “sections” – split composition */
.loader-slices {
  position: absolute;
  inset: 0;
}

.loader-slice {
  position: absolute;
  inset: 0;
}

.loader-slice--1 {
  clip-path: polygon(0 0, 52% 0, 38% 100%, 0 100%);
  background: linear-gradient(
    165deg,
    #1a0806 0%,
    var(--loader-burgundy) 35%,
    #3d1f18 70%,
    #120706 100%
  );
}

.loader-slice--2 {
  clip-path: polygon(52% 0, 100% 0, 100% 100%, 38% 100%);
  background: linear-gradient(
    200deg,
    #050a06 0%,
    var(--loader-forest) 40%,
    #1a3020 65%,
    #0a120c 100%
  );
}

/* Horizontal “barista bar” band – warm accent across the middle */
.loader-slice--3 {
  clip-path: polygon(0 42%, 100% 38%, 100% 58%, 0 62%);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(201, 162, 39, 0.22) 20%,
    rgba(139, 90, 43, 0.35) 50%,
    rgba(184, 115, 51, 0.2) 80%,
    transparent 100%
  );
  opacity: 0.9;
  animation: loader-bar-glow 3.2s ease-in-out infinite alternate;
}

@keyframes loader-bar-glow {
  0% {
    opacity: 0.55;
    filter: brightness(0.95);
  }
  100% {
    opacity: 1;
    filter: brightness(1.15);
  }
}

/* Soft moving color wash */
.loader-mesh {
  position: absolute;
  inset: -15%;
  background:
    radial-gradient(ellipse 70% 55% at 15% 35%, rgba(184, 115, 51, 0.4) 0%, transparent 55%),
    radial-gradient(ellipse 55% 60% at 88% 65%, rgba(45, 28, 20, 0.55) 0%, transparent 50%),
    radial-gradient(ellipse 50% 45% at 50% 5%, rgba(201, 162, 39, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse 40% 50% at 70% 20%, rgba(20, 60, 45, 0.25) 0%, transparent 45%);
  animation: loader-mesh-drift 7s ease-in-out infinite alternate;
}

@keyframes loader-mesh-drift {
  0% {
    transform: translate(-2%, -1%) scale(1);
  }
  100% {
    transform: translate(2%, 2%) scale(1.06);
  }
}

/* Subtle rotating warmth (very low contrast) */
.loader-aurora {
  position: absolute;
  inset: -60%;
  background: conic-gradient(
    from 210deg,
    transparent 0deg,
    rgba(201, 162, 39, 0.06) 60deg,
    transparent 100deg,
    rgba(80, 120, 95, 0.05) 200deg,
    transparent 280deg,
    rgba(139, 90, 43, 0.07) 320deg,
    transparent 360deg
  );
  animation: loader-aurora-spin 22s linear infinite;
}

@keyframes loader-aurora-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Floating light orbs */
.loader-orbs {
  position: absolute;
  inset: 0;
}

.loader-orbs span {
  position: absolute;
  border-radius: 50%;
  filter: blur(48px);
  opacity: 0.45;
  animation: loader-orb-pulse 4s ease-in-out infinite;
}

.loader-orbs span:nth-child(1) {
  width: min(45vw, 320px);
  height: min(45vw, 320px);
  left: -8%;
  top: 15%;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.5) 0%, transparent 70%);
  animation-delay: 0s;
}

.loader-orbs span:nth-child(2) {
  width: min(38vw, 260px);
  height: min(38vw, 260px);
  right: -5%;
  bottom: 10%;
  background: radial-gradient(circle, rgba(80, 140, 100, 0.35) 0%, transparent 70%);
  animation-delay: -1.3s;
}

.loader-orbs span:nth-child(3) {
  width: min(30vw, 200px);
  height: min(30vw, 200px);
  left: 40%;
  bottom: 25%;
  background: radial-gradient(circle, rgba(180, 90, 60, 0.3) 0%, transparent 70%);
  animation-delay: -2.6s;
}

@keyframes loader-orb-pulse {
  0%,
  100% {
    transform: scale(1);
    opacity: 0.35;
  }
  50% {
    transform: scale(1.12);
    opacity: 0.6;
  }
}

/* Tiny “steam sparkles” in the space */
.loader-stars {
  position: absolute;
  inset: 0;
}

.loader-stars span {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--loader-cream);
  box-shadow: 0 0 10px 2px rgba(245, 236, 216, 0.35);
  opacity: 0;
  animation: loader-twinkle 2.4s ease-in-out infinite;
}

.loader-stars span:nth-child(1) {
  left: 12%;
  top: 22%;
  animation-delay: 0s;
}
.loader-stars span:nth-child(2) {
  left: 78%;
  top: 18%;
  animation-delay: 0.4s;
}
.loader-stars span:nth-child(3) {
  left: 65%;
  top: 72%;
  animation-delay: 0.8s;
}
.loader-stars span:nth-child(4) {
  left: 22%;
  top: 68%;
  animation-delay: 1.2s;
}
.loader-stars span:nth-child(5) {
  left: 48%;
  top: 12%;
  animation-delay: 1.6s;
}
.loader-stars span:nth-child(6) {
  left: 88%;
  top: 48%;
  animation-delay: 2s;
}

@keyframes loader-twinkle {
  0%,
  100% {
    opacity: 0;
    transform: scale(0.6);
  }
  40%,
  60% {
    opacity: 0.85;
    transform: scale(1);
  }
}

/* Inset frame + corner accents */
.loader-frame {
  position: absolute;
  inset: clamp(12px, 3vw, 28px);
  border: 1px solid rgba(201, 162, 39, 0.22);
  border-radius: 4px;
  box-shadow:
    inset 0 0 0 1px rgba(245, 236, 216, 0.06),
    inset 0 0 80px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

.loader-frame::before,
.loader-frame::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: rgba(201, 162, 39, 0.45);
  border-style: solid;
  pointer-events: none;
}

.loader-frame::before {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
  border-radius: 4px 0 0 0;
}

.loader-frame::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 2px 2px 0;
  border-radius: 0 0 4px 0;
}

/* Edge vignette for depth */
.loader-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse 85% 75% at 50% 45%,
    transparent 0%,
    transparent 45%,
    rgba(0, 0, 0, 0.55) 100%
  );
  pointer-events: none;
}

/* ── Foreground: mug + type ───────────────────────────────── */
.loader-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
  padding: 1.5rem;
  filter: drop-shadow(0 12px 40px rgba(0, 0, 0, 0.45));
}

/* Mug container – centered, no lateral motion */
.loader-mug-wrap {
  position: relative;
  width: 90px;
  height: 80px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}

/* Soft halo behind mug */
.loader-mug-wrap::before {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -6px;
  transform: translateX(-50%);
  width: 100px;
  height: 40px;
  background: radial-gradient(
    ellipse 100% 100% at 50% 50%,
    rgba(201, 162, 39, 0.35) 0%,
    rgba(139, 90, 43, 0.15) 45%,
    transparent 70%
  );
  filter: blur(8px);
  z-index: -1;
  animation: loader-halo-breathe 2.8s ease-in-out infinite alternate;
}

@keyframes loader-halo-breathe {
  0% {
    opacity: 0.7;
    transform: translateX(-50%) scale(1);
  }
  100% {
    opacity: 1;
    transform: translateX(-50%) scale(1.08);
  }
}

/* Cup body – Qazzaz-style mug (cream/white, rounded) */
.loader-mug {
  position: relative;
  width: 52px;
  height: 56px;
  background: linear-gradient(160deg, #faf6ee 0%, #ebe3d4 45%, #d9d0bf 100%);
  border-radius: 0 0 10px 10px;
  border: 2px solid rgba(160, 130, 95, 0.55);
  border-top: none;
  box-shadow:
    inset 0 -6px 14px rgba(0, 0, 0, 0.1),
    inset 2px 0 8px rgba(255, 255, 255, 0.35),
    0 6px 20px rgba(0, 0, 0, 0.35);
  overflow: hidden;
  flex-shrink: 0;
}

/* Brown band near top (like logo band) */
.loader-mug::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 8px;
  background: linear-gradient(
    90deg,
    #5c4336 0%,
    var(--loader-caramel) 35%,
    var(--loader-honey) 50%,
    var(--loader-caramel) 65%,
    #5c4336 100%
  );
  z-index: 2;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15);
}

/* Coffee liquid – fills up over time */
.loader-mug-liquid {
  position: absolute;
  bottom: 0;
  left: 2px;
  right: 2px;
  height: 0%;
  background: linear-gradient(
    180deg,
    rgba(95, 52, 32, 0.98) 0%,
    rgba(65, 38, 22, 0.99) 45%,
    rgba(38, 22, 12, 0.99) 100%
  );
  border-radius: 0 0 6px 6px;
  animation: loader-fill 1.05s ease-in-out 0.12s forwards;
  overflow: hidden;
}

/* Shimmer on rising coffee */
.loader-mug-liquid::after {
  content: "";
  position: absolute;
  top: 0;
  left: -40%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.18) 45%,
    transparent 100%
  );
  animation: loader-liquid-shine 1.8s ease-in-out 0.3s forwards;
}

@keyframes loader-fill {
  0% {
    height: 0%;
  }
  85% {
    height: 72%;
  }
  100% {
    height: 75%;
  }
}

@keyframes loader-liquid-shine {
  0% {
    left: -50%;
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  100% {
    left: 120%;
    opacity: 0;
  }
}

/* Handle */
.loader-mug-handle {
  position: absolute;
  right: -14px;
  bottom: 8px;
  width: 16px;
  height: 36px;
  border: 3px solid rgba(160, 130, 95, 0.65);
  border-left: none;
  border-radius: 0 20px 20px 0;
  background: transparent;
  box-shadow: 3px 0 10px rgba(0, 0, 0, 0.25);
}

/* Steam – above mug */
.loader-mug-wrap .loader-steam {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 24px;
  opacity: 0;
  animation: loader-steam-in 0.55s ease-out 0.35s forwards;
  pointer-events: none;
}

.loader-steam span {
  position: absolute;
  bottom: 0;
  width: 4px;
  height: 16px;
  background: linear-gradient(
    to top,
    rgba(245, 237, 219, 0.5) 0%,
    rgba(245, 237, 219, 0.12) 50%,
    transparent 100%
  );
  border-radius: 50%;
  animation: loader-steam-rise 2s ease-in-out infinite;
  transform-origin: center bottom;
}

.loader-steam span:nth-child(1) {
  left: 2px;
  animation-delay: 0s;
}
.loader-steam span:nth-child(2) {
  left: 10px;
  animation-delay: 0.2s;
}
.loader-steam span:nth-child(3) {
  left: 18px;
  animation-delay: 0.4s;
}
.loader-steam span:nth-child(4) {
  left: 26px;
  animation-delay: 0.1s;
}
.loader-steam span:nth-child(5) {
  left: 34px;
  animation-delay: 0.3s;
}

@keyframes loader-steam-in {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes loader-steam-rise {
  0%,
  100% {
    transform: translateY(0) scaleY(1) scaleX(1);
    opacity: 0.2;
  }
  50% {
    transform: translateY(-8px) scaleY(1.15) scaleX(1.2);
    opacity: 0.55;
  }
}

/* Brand title – gradient metal + glow */
.loader-logo-text {
  font-family: "Playfair Display", Georgia, serif;
  font-size: clamp(1.2rem, 4.5vw, 1.55rem);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin: 0;
  opacity: 0;
  background: linear-gradient(
    115deg,
    #f0e6d4 0%,
    #fff9f0 18%,
    var(--loader-honey) 42%,
    #e8dcc8 58%,
    var(--loader-copper) 78%,
    #f5ecd8 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 16px rgba(201, 162, 39, 0.35));
  animation:
    loader-text-in 0.45s ease-out 0.95s forwards,
    loader-text-shimmer 4s ease-in-out 1.2s infinite alternate;
}

@keyframes loader-text-shimmer {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 100% 50%;
  }
}

@keyframes loader-text-in {
  0% {
    opacity: 0;
    transform: translateY(10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.loader-tagline {
  font-family: Inter, system-ui, sans-serif;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: rgba(245, 236, 216, 0.55);
  margin: -0.35rem 0 0;
  opacity: 0;
  animation: loader-tagline-in 0.5s ease-out 1.15s forwards;
}

@keyframes loader-tagline-in {
  0% {
    opacity: 0;
    transform: translateY(6px);
    letter-spacing: 0.35em;
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    letter-spacing: 0.28em;
  }
}

/* ── Accessibility: calm it down ──────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .loader-slice--3,
  .loader-mesh,
  .loader-aurora,
  .loader-orbs span,
  .loader-stars span,
  .loader-mug-wrap::before,
  .loader-mug-liquid::after,
  .loader-logo-text {
    animation: none !important;
  }

  .loader-slice--3 {
    opacity: 0.75;
  }

  .loader-mesh {
    transform: none;
  }

  .loader-orbs span {
    opacity: 0.4;
    transform: none;
  }

  .loader-stars span {
    opacity: 0.35;
  }

  .loader-mug-wrap::before {
    opacity: 0.85;
    transform: translateX(-50%);
  }

  .loader-logo-text {
    background-position: 50% 50%;
  }
}