/* ============================================================
   TOKENS
   ============================================================ */
:root {
    --paper:      #fbf3e6;
    --paper-deep: #f2dfc5;
    --ink:        #3d2718;
    --accent:     #a94424;
    --accent-soft:#de8d63;
    --card:       rgba(255, 248, 238, 0.84);
    --line:       rgba(61, 39, 24, 0.12);
    --shadow:     0 30px 80px rgba(73, 39, 16, 0.14);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
* { box-sizing: border-box; }

html, body {
    margin: 0;
    min-height: 100%;
}

body {
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    color: var(--ink);
    overflow: hidden;
    background:
        radial-gradient(circle at top left,    rgba(255,255,255,0.7),    transparent 34%),
        radial-gradient(circle at bottom right, rgba(169,105,69,0.22), transparent 30%),
        linear-gradient(135deg, var(--paper) 0%, var(--paper-deep) 100%);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(61,39,24,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(61,39,24,0.03) 1px, transparent 1px);
    background-size: 32px 32px;
    pointer-events: none;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.shell {
    position: relative;
    z-index: 2;
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.card {
    width: min(760px, 100%);
    padding: clamp(28px, 5vw, 52px);
    border: 1px solid var(--line);
    border-radius: 28px;
    background: var(--card);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

.eyebrow {
    margin: 0 0 12px;
    font-size: 0.82rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--accent);
}

h1 {
    margin: 0;
    font-size: clamp(2.7rem, 6vw, 5.5rem);
    line-height: 0.95;
    max-width: 11ch;
}

.lead {
    margin: 20px 0 0;
    max-width: 34rem;
    font-size: clamp(1.1rem, 2.4vw, 1.45rem);
    line-height: 1.5;
    transition: opacity 0.35s ease;
}

/* ============================================================
   PAW PRINT LAYER
   ============================================================ */
#paw-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.paw {
    position: absolute;
    width: 18px;
    height: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.paw.visible { opacity: 1; }

/* ============================================================
   STAGE & FERRET WRAPPER
   ============================================================ */
.stage {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 3;
}

.ferret {
    position: fixed;
    width: 170px;
    height: 85px;
    pointer-events: auto;
    cursor: pointer;
    /* JS sets left / top only — transform is owned by CSS animations */
}

/* Direction-flip wrapper; JS sets scaleX(1) or scaleX(-1) */
#ferret-flip {
    width: 100%;
    height: 100%;
}

.ferret-svg {
    display: block;
    width: 170px;
    height: 85px;
    filter: drop-shadow(0 14px 18px rgba(55,28,8,0.18));
}

/* ============================================================
   KEYFRAMES
   ============================================================ */

/* --- legs (alternating pair) --- */
@keyframes leg-a {
    0%, 100% { transform: translateY(0px); }
    50%       { transform: translateY(-8px); }
}
@keyframes leg-b {
    0%, 100% { transform: translateY(-8px); }
    50%       { transform: translateY(0px); }
}

/* --- body bob while running --- */
@keyframes body-run {
    0%, 100% { transform: translateY(0px) scaleY(1); }
    50%       { transform: translateY(-5px) scaleY(0.96); }
}

/* --- tail while running --- */
@keyframes tail-run {
    0%, 100% { transform: rotate(14deg); }
    50%       { transform: rotate(-6deg); }
}

/* --- idle sway --- */
@keyframes idle-sway {
    0%, 100% { transform: rotate(-2deg) translateY(0); }
    50%       { transform: rotate(2deg) translateY(-2px); }
}

/* --- idle tail wag --- */
@keyframes tail-idle {
    0%, 100% { transform: rotate(10deg); }
    50%       { transform: rotate(-16deg); }
}

/* --- sniff bob (3 cycles then stops) --- */
@keyframes sniff-bob {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    30%       { transform: translateY(-5px) rotate(-6deg); }
    65%       { transform: translateY(3px) rotate(4deg); }
}

/* --- dook war dance (applied to .ferret itself) --- */
@keyframes dook {
    0%   { transform: translateY(0px)   rotate(0deg); }
    15%  { transform: translateY(-26px) rotate(-13deg); }
    30%  { transform: translateY(0px)   rotate(11deg); }
    50%  { transform: translateY(-19px) rotate(-9deg); }
    65%  { transform: translateY(0px)   rotate(7deg); }
    82%  { transform: translateY(-11px) rotate(-4deg); }
    100% { transform: translateY(0px)   rotate(0deg); }
}

/* --- sleep breathe --- */
@keyframes sleep-breathe {
    0%, 100% { transform: scaleY(1); }
    50%       { transform: scaleY(1.035); }
}

/* --- zzz float --- */
@keyframes zzz-float {
    0%   { opacity: 0;   transform: translate(0,   0px) scale(0.7); }
    18%  { opacity: 0.9; }
    82%  { opacity: 0.65; }
    100% { opacity: 0;   transform: translate(-10px, -28px) scale(1.15); }
}

/* ============================================================
   FERRET STATE CLASSES
   State classes are set on .ferret by script.js
   ============================================================ */

/* -- running -- */
.ferret.running #leg-fl,
.ferret.running #leg-br { animation: leg-a 0.26s ease-in-out infinite; }

.ferret.running #leg-fr,
.ferret.running #leg-bl { animation: leg-b 0.26s ease-in-out infinite; }

.ferret.running .ferret-svg { animation: body-run 0.26s ease-in-out infinite; }

.ferret.running #ft-tail { animation: tail-run 0.3s ease-in-out infinite; }

/* -- fleeing (faster) -- */
.ferret.fleeing #leg-fl,
.ferret.fleeing #leg-br { animation: leg-a 0.15s ease-in-out infinite; }

.ferret.fleeing #leg-fr,
.ferret.fleeing #leg-bl { animation: leg-b 0.15s ease-in-out infinite; }

.ferret.fleeing .ferret-svg { animation: body-run 0.15s ease-in-out infinite; }

.ferret.fleeing #ft-tail { animation: tail-run 0.16s ease-in-out infinite; }

/* -- idle -- */
.ferret.idle .ferret-svg { animation: idle-sway 2.2s ease-in-out infinite; }
.ferret.idle #ft-tail    { animation: tail-idle 1.3s ease-in-out infinite; }

/* -- sniffing -- */
.ferret.sniffing .ferret-svg { animation: sniff-bob 0.55s ease-in-out 3; }

/* -- dooking (animation on the wrapper so the whole ferret jumps) -- */
.ferret.dooking { animation: dook 0.58s ease-in-out 2; }

/* -- sleeping -- */
.ferret.sleeping .ferret-svg {
    animation: sleep-breathe 3.2s ease-in-out infinite;
    transform-origin: center bottom;
}

/* ============================================================
   SPEECH BUBBLE
   ============================================================ */
.bubble {
    position: absolute;
    top: -44px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 248, 238, 0.97);
    color: var(--ink);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 5px 13px;
    border-radius: 14px;
    border: 1px solid var(--line);
    box-shadow: 0 4px 12px rgba(55, 28, 8, 0.1);
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
    z-index: 10;
}

.bubble::after {
    content: "";
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 6px solid rgba(255, 248, 238, 0.97);
}

.bubble.visible { opacity: 1; }

/* ============================================================
   ZZZ (sleep)
   ============================================================ */
.zzz {
    position: absolute;
    top: -6px;
    right: 22px;
    display: flex;
    flex-direction: column-reverse;
    align-items: flex-end;
    gap: 1px;
    pointer-events: none;
    z-index: 10;
}

.zzz span {
    font-weight: 800;
    color: var(--accent);
    opacity: 0;
}

.zzz span:nth-child(1) { font-size: 9px; }
.zzz span:nth-child(2) { font-size: 12px; }
.zzz span:nth-child(3) { font-size: 16px; }

.ferret.sleeping .zzz span:nth-child(1) { animation: zzz-float 2.6s ease-in-out 0s    infinite; }
.ferret.sleeping .zzz span:nth-child(2) { animation: zzz-float 2.6s ease-in-out 0.85s infinite; }
.ferret.sleeping .zzz span:nth-child(3) { animation: zzz-float 2.6s ease-in-out 1.7s  infinite; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 720px) {
    body { overflow: auto; }

    .shell {
        min-height: auto;
        padding: 20px;
    }

    .card {
        margin: 24px 0 160px;
        padding: 26px;
        border-radius: 24px;
    }

    .lead { max-width: 100%; }

    .ferret   { width: 130px; height: 65px; }
    .ferret-svg { width: 130px; height: 65px; }
}

@media (prefers-reduced-motion: reduce) {
    .ferret,
    .ferret *,
    .ferret-svg,
    #ft-tail,
    #leg-fl, #leg-fr, #leg-bl, #leg-br {
        animation: none !important;
    }
    .ferret { transition: none; }
}