/* ==========================================================================
   gazza.news v2 — grainy-textured, hero-dominant, zen-contemplative
   Palette:
     Forest Deep     #1A3A2A
     Grain Cream     #E8E0D0
     Crystalline     #F5F5F0
     Amber Warning   #D4A040
     Root Brown      #5C4A35
     Lichen Green    #6B8A5A
     Static Gray     #7A7A72
   Fonts: Caveat (display), Merriweather (body), Fira Code (meta)
   ========================================================================== */

:root {
    --forest-deep: #1A3A2A;
    --forest-deep-darker: #122A1E;
    --forest-deep-lighter: #234a37;
    --grain-cream: #E8E0D0;
    --crystalline: #F5F5F0;
    --amber-warning: #D4A040;
    --root-brown: #5C4A35;
    --lichen-green: #6B8A5A;
    --static-gray: #7A7A72;

    --font-display: 'Caveat', 'Segoe Script', cursive;
    --font-body: 'Merriweather', Georgia, serif;
    --font-meta: 'Fira Code', 'Menlo', monospace;

    --size-display: clamp(28px, 5.5vw, 64px);
    --size-body: clamp(15px, 1.6vw, 19px);
    --size-meta: clamp(11px, 1vw, 13px);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    background: var(--forest-deep);
}

body {
    font-family: var(--font-body);
    font-size: var(--size-body);
    line-height: 1.8;
    color: var(--grain-cream);
    background: var(--forest-deep);
    overflow-x: hidden;
    position: relative;
}

.svg-filters {
    position: absolute;
    width: 0;
    height: 0;
    pointer-events: none;
}

/* ==========================================================================
   Ambient grain (persistent over entire document)
   ========================================================================== */

.ambient-grain {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 500;
    opacity: 0.06;
    mix-blend-mode: overlay;
    background-image:
        url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.9 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
    background-size: 220px 220px;
    animation: grainShift 2.4s steps(6) infinite;
}

@keyframes grainShift {
    0%   { transform: translate(0, 0); }
    20%  { transform: translate(-6%, 3%); }
    40%  { transform: translate(3%, -5%); }
    60%  { transform: translate(-3%, -2%); }
    80%  { transform: translate(5%, 4%); }
    100% { transform: translate(0, 0); }
}

/* Per-section grain overlays — varying intensity */
.section-grain {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 2;
    background-image:
        url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.85 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
    background-size: 300px 300px;
    mix-blend-mode: soft-light;
    transition: opacity 1200ms cubic-bezier(0.22, 1, 0.36, 1);
}

.section-grain.heavy   { opacity: 0.18; }
.section-grain.medium  { opacity: 0.12; }
.section-grain.light   { opacity: 0.07; }
.section-grain.fading  { opacity: 0.04; }

/* Dynamic grain boost while section is out of center (set via JS) */
.viewport-section[data-grain-level="far"] .section-grain { opacity: 0.24; }
.viewport-section[data-grain-level="near"] .section-grain { opacity: 0.14; }
.viewport-section[data-grain-level="center"] .section-grain { opacity: 0.06; }

/* ==========================================================================
   Drifting crystalline layer
   ========================================================================== */

.crystal-drift {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 3;
    overflow: hidden;
}

.drifting-crystal {
    position: absolute;
    fill: var(--crystalline);
    fill-opacity: 0.08;
    stroke: var(--crystalline);
    stroke-opacity: 0.28;
    stroke-width: 0.8;
    filter: drop-shadow(0 0 14px rgba(245,245,240,0.06));
}

.dc-1 { width: 160px; height: 160px; top: 18vh; left: 6vw;  animation: drift1 42s ease-in-out infinite; }
.dc-2 { width: 120px; height: 120px; top: 62vh; left: 78vw; animation: drift2 55s ease-in-out infinite; }
.dc-3 { width: 200px; height: 200px; top: 140vh; left: 40vw; animation: drift3 48s ease-in-out infinite; }
.dc-4 { width:  90px; height:  90px; top: 230vh; left: 12vw; animation: drift4 38s ease-in-out infinite; }

@keyframes drift1 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50%      { transform: translate(60px, -80px) rotate(18deg); }
}
@keyframes drift2 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50%      { transform: translate(-70px, 50px) rotate(-14deg); }
}
@keyframes drift3 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50%      { transform: translate(40px, 70px) rotate(22deg); }
}
@keyframes drift4 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50%      { transform: translate(-40px, -50px) rotate(-20deg); }
}

/* ==========================================================================
   Viewport sections
   ========================================================================== */

.viewport-section {
    position: relative;
    min-height: 100vh;
    padding: clamp(48px, 7vh, 112px) clamp(20px, 6vw, 96px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    z-index: 1;
}

.viewport-section::after {
    content: '';
    position: absolute;
    left: 12vw; right: 12vw; bottom: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent,
        rgba(107, 138, 90, 0.35),
        transparent);
    opacity: 0.55;
}

/* ==========================================================================
   Masthead / Opening
   ========================================================================== */

.opening {
    background: radial-gradient(ellipse at 50% 40%,
        var(--forest-deep-lighter) 0%,
        var(--forest-deep) 55%,
        var(--forest-deep-darker) 100%);
    min-height: 100vh;
    overflow: hidden;
}

.top-meta {
    position: absolute;
    top: clamp(20px, 4vh, 40px);
    left: 0; right: 0;
    padding: 0 clamp(20px, 6vw, 96px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-meta);
    font-size: var(--size-meta);
    color: var(--grain-cream);
    letter-spacing: 0.14em;
    text-transform: uppercase;
    z-index: 10;
    opacity: 0;
    transform: translateY(-12px);
    animation: fadeInDown 1.2s 2.2s forwards;
}

.issue-marker { color: var(--amber-warning); }
.live-clock { color: var(--lichen-green); font-variant-numeric: tabular-nums; }

@keyframes fadeInDown {
    to { opacity: 0.88; transform: translateY(0); }
}

.opening-botanical {
    position: absolute;
    top: 0; bottom: 0;
    width: clamp(140px, 20vw, 260px);
    z-index: 4;
    pointer-events: none;
    opacity: 0;
    animation: botanicalFade 2.2s 1.8s forwards;
}
.opening-botanical.left  { left: 0; }
.opening-botanical.right { right: 0; }

.opening-botanical svg { width: 100%; height: 100%; }

.fern-stem, .fern-frond {
    stroke-dasharray: 900;
    stroke-dashoffset: 900;
    animation: drawFern 2.4s 2s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.fern-frond { animation-delay: 2.3s; }
.fern-spore { opacity: 0; animation: sporeFade 0.8s 3.6s forwards; }

@keyframes drawFern {
    to { stroke-dashoffset: 0; }
}
@keyframes sporeFade {
    to { opacity: 0.6; }
}
@keyframes botanicalFade {
    to { opacity: 0.35; }
}

.opening-content {
    position: relative;
    z-index: 6;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(6px, 1vh, 16px);
}

.gazza-mark {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(80px, 18vw, 240px);
    line-height: 0.9;
    color: var(--grain-cream);
    letter-spacing: 0.02em;
    display: flex;
    gap: clamp(4px, 0.6vw, 10px);
    filter: url(#distort-headline);
    text-shadow:
        2px 2px 0 rgba(212, 160, 64, 0.18),
        -1px -1px 0 rgba(245, 245, 240, 0.08);
}

.gazza-mark .letter {
    display: inline-block;
    opacity: 0;
    transform: translateY(40px) rotate(var(--r, -4deg)) skewX(var(--sx, 6deg));
    animation: letterDrop 0.8s forwards;
}

.gazza-mark .letter:nth-child(1) { --r: -5deg; --sx:  4deg; animation-delay: 0.6s; }
.gazza-mark .letter:nth-child(2) { --r:  3deg; --sx: -3deg; animation-delay: 0.75s; }
.gazza-mark .letter:nth-child(3) { --r: -2deg; --sx:  5deg; animation-delay: 0.9s; }
.gazza-mark .letter:nth-child(4) { --r:  4deg; --sx: -4deg; animation-delay: 1.05s; }
.gazza-mark .letter:nth-child(5) { --r: -3deg; --sx:  3deg; animation-delay: 1.2s; }

@keyframes letterDrop {
    to { opacity: 1; transform: translateY(0) rotate(calc(var(--r) * 0.25)) skewX(calc(var(--sx) * 0.15)); }
}

.news-mark {
    font-family: var(--font-meta);
    font-weight: 500;
    font-size: clamp(20px, 3vw, 36px);
    color: var(--crystalline);
    letter-spacing: 0.5em;
    text-transform: uppercase;
    margin-top: clamp(4px, 1vh, 14px);
    opacity: 0;
    animation: clearFade 1s 1.6s forwards;
    position: relative;
    padding: 6px 18px;
}
.news-mark::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center,
        rgba(26, 58, 42, 0.7) 0%,
        transparent 70%);
    z-index: -1;
    border-radius: 8px;
}

@keyframes clearFade {
    to { opacity: 1; }
}

.opening-tagline {
    font-family: var(--font-display);
    font-size: clamp(18px, 2.5vw, 28px);
    color: var(--lichen-green);
    font-style: italic;
    font-weight: 500;
    opacity: 0;
    animation: clearFade 1.2s 2.6s forwards;
    margin-top: 4px;
}

.opening-crystals {
    position: absolute;
    inset: -10vh -8vw;
    pointer-events: none;
    z-index: 5;
}

.opening-crystals .oc {
    position: absolute;
    fill: var(--crystalline);
    fill-opacity: 0.10;
    stroke: var(--crystalline);
    stroke-opacity: 0.30;
    stroke-width: 0.7;
    opacity: 0;
    transform: scale(0);
    animation: crystalBurst 0.9s 2.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    filter: drop-shadow(0 0 10px rgba(245,245,240,0.08));
}

.opening-crystals .oc-1 { width: 80px; height: 80px; top: 12%;  left: 10%;  animation-delay: 2.4s; }
.opening-crystals .oc-2 { width: 60px; height: 60px; top: 20%;  right: 14%; animation-delay: 2.55s; }
.opening-crystals .oc-3 { width: 100px; height: 100px; bottom: 18%; left: 16%; animation-delay: 2.7s; }
.opening-crystals .oc-4 { width: 50px; height: 50px; bottom: 12%; right: 22%; animation-delay: 2.85s; }
.opening-crystals .oc-5 { width: 70px; height: 70px; top: 40%;  right: 7%;  animation-delay: 3.0s; }

@keyframes crystalBurst {
    0%   { opacity: 0; transform: scale(0) rotate(0deg); }
    100% { opacity: 1; transform: scale(1) rotate(12deg); }
}

.scroll-prompt {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    font-family: var(--font-meta);
    font-size: var(--size-meta);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--grain-cream);
    opacity: 0;
    animation: clearFade 1s 3.4s forwards;
    z-index: 10;
}

.scroll-prompt .sp-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, var(--lichen-green));
    animation: linePulse 2.4s ease-in-out infinite;
}

.scroll-prompt .sp-text {
    color: var(--lichen-green);
    font-size: 10px;
}

@keyframes linePulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50%      { opacity: 1; transform: scaleY(1); }
}

/* ==========================================================================
   Overture
   ========================================================================== */

.overture {
    background: linear-gradient(180deg,
        var(--forest-deep) 0%,
        var(--forest-deep-darker) 100%);
}

.overture-wrap {
    position: relative;
    z-index: 6;
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(30px, 5vw, 80px);
    align-items: center;
}

.overture-kicker {
    grid-column: 1 / -1;
    display: flex;
    align-items: baseline;
    gap: 22px;
    font-family: var(--font-meta);
    color: var(--amber-warning);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    font-size: var(--size-meta);
    margin-bottom: 24px;
}

.kicker-num {
    font-size: clamp(48px, 6vw, 86px);
    font-weight: 500;
    line-height: 1;
    color: var(--amber-warning);
    opacity: 0.75;
}

.kicker-label {
    color: var(--grain-cream);
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(107, 138, 90, 0.5);
}

.overture-lead {
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 500;
    color: var(--crystalline);
    line-height: 1.15;
    grid-column: 1 / -1;
    max-width: 880px;
}

.overture-body {
    font-family: var(--font-body);
    font-size: clamp(17px, 1.5vw, 21px);
    line-height: 1.9;
    color: var(--grain-cream);
    grid-column: 1 / 2;
}

.overture-body em { color: var(--lichen-green); font-style: italic; }
.overture-body strong { color: var(--crystalline); font-weight: 700; }

.overture-crystals {
    grid-column: 2 / 3;
    display: flex;
    justify-content: center;
    align-items: center;
}

.overture-crystal {
    width: clamp(180px, 24vw, 320px);
    height: auto;
    animation: slowRotate 60s linear infinite;
    filter: drop-shadow(0 0 24px rgba(245, 245, 240, 0.06));
}

@keyframes slowRotate {
    to { transform: rotate(360deg); }
}

/* ==========================================================================
   Case analysis sections
   ========================================================================== */

.analysis {
    background:
        radial-gradient(ellipse at 20% 80%,
            var(--forest-deep-lighter) 0%,
            transparent 45%),
        radial-gradient(ellipse at 80% 20%,
            var(--forest-deep-darker) 0%,
            transparent 50%),
        var(--forest-deep);
}

.analysis:nth-of-type(even) {
    background:
        radial-gradient(ellipse at 80% 80%,
            var(--forest-deep-lighter) 0%,
            transparent 45%),
        radial-gradient(ellipse at 20% 20%,
            var(--forest-deep-darker) 0%,
            transparent 50%),
        var(--forest-deep);
}

.case-botanical {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1.4);
    width: min(80vmin, 720px);
    height: min(80vmin, 720px);
    z-index: 1;
    pointer-events: none;
    opacity: 0.22;
    transition: opacity 1.4s ease, transform 1.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.case-botanical svg { width: 100%; height: 100%; }
.case-botanical.mirrored svg { transform: scaleX(-1); }

.viewport-section.is-active .case-botanical {
    opacity: 0.3;
    transform: translate(-50%, -50%) scale(1);
}

.case-botanical g {
    stroke-dasharray: 1800;
    stroke-dashoffset: 1800;
    transition: stroke-dashoffset 1800ms cubic-bezier(0.22, 1, 0.36, 1);
}

.viewport-section.is-active .case-botanical g {
    stroke-dashoffset: 0;
}

.case-grid {
    position: relative;
    z-index: 6;
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    gap: clamp(24px, 3vw, 56px);
    align-items: start;
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
}

.case-grid.reversed {
    grid-template-columns: 1fr 1fr 200px;
}

.case-meta {
    display: flex;
    flex-direction: column;
    gap: 10px;
    font-family: var(--font-meta);
    font-size: var(--size-meta);
    color: var(--static-gray);
    padding-top: 10px;
    border-top: 1px solid rgba(107, 138, 90, 0.4);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.case-meta.right {
    border-top-color: rgba(212, 160, 64, 0.4);
    align-items: flex-end;
    text-align: right;
}

.meta-num {
    color: var(--amber-warning);
    font-size: calc(var(--size-meta) + 2px);
    font-weight: 500;
}

.meta-date { color: var(--grain-cream); }
.meta-source { color: var(--lichen-green); }
.meta-tag { color: var(--static-gray); font-size: calc(var(--size-meta) - 1px); }

/* Flip card ---------------------------------------------------------------- */

.case-card-flip {
    position: relative;
    perspective: 1600px;
    min-height: 340px;
    cursor: pointer;
}

.cflip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    min-height: inherit;
    transform-style: preserve-3d;
    transition: transform 900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.case-card-flip.is-flipped .cflip-inner {
    transform: rotateY(180deg);
}

.cflip-face {
    position: absolute;
    inset: 0;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    padding: clamp(20px, 2.6vw, 40px);
    border-radius: 4px;
    display: flex;
    flex-direction: column;
    gap: 14px;
    justify-content: flex-start;
    min-height: 340px;
}

.cflip-front {
    background:
        url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.7 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>"),
        linear-gradient(135deg, #2a1f12 0%, #3a2a18 100%);
    background-blend-mode: multiply;
    color: var(--grain-cream);
    border: 1px solid var(--root-brown);
    transform: skewX(-1.2deg) rotate(-0.4deg);
    box-shadow:
        0 20px 40px rgba(0,0,0,0.4),
        inset 0 0 0 1px rgba(92, 74, 53, 0.45);
}

.cflip-back {
    background:
        radial-gradient(ellipse at top left,
            rgba(107, 138, 90, 0.15) 0%,
            transparent 50%),
        linear-gradient(160deg, var(--grain-cream) 0%, var(--crystalline) 100%);
    color: var(--forest-deep);
    border: 1px solid var(--lichen-green);
    transform: rotateY(180deg);
    box-shadow:
        0 20px 40px rgba(0,0,0,0.4),
        inset 0 0 0 1px rgba(107, 138, 90, 0.25);
}

.face-label {
    font-family: var(--font-meta);
    font-size: calc(var(--size-meta) - 1px);
    letter-spacing: 0.3em;
    text-transform: uppercase;
    padding: 4px 12px;
    align-self: flex-start;
    border: 1px solid currentColor;
    color: var(--amber-warning);
    opacity: 0.85;
}

.face-label.truth {
    color: var(--lichen-green);
    border-color: var(--lichen-green);
}

.face-headline {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(22px, 2.6vw, 34px);
    line-height: 1.15;
    color: inherit;
}

.face-headline.distorted {
    filter: url(#distort-headline);
    letter-spacing: 0.01em;
}

.face-body {
    font-family: var(--font-body);
    font-size: clamp(14px, 1.3vw, 17px);
    line-height: 1.75;
    color: inherit;
    opacity: 0.88;
}

.cflip-front .face-body { color: var(--grain-cream); }

.back-flourish {
    position: absolute;
    right: 16px;
    bottom: 14px;
    width: 50px;
    height: 50px;
    background:
        radial-gradient(circle at center,
            var(--lichen-green) 0%,
            transparent 70%);
    opacity: 0.25;
    border-radius: 50%;
    pointer-events: none;
}

/* Commentary --------------------------------------------------------------- */

.case-commentary {
    padding-top: 10px;
}

.case-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(32px, 4vw, 54px);
    line-height: 1.05;
    color: var(--crystalline);
    margin-bottom: clamp(14px, 2vh, 24px);
    position: relative;
    padding-bottom: 16px;
}

.case-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 80px;
    height: 1px;
    background: var(--amber-warning);
}

.commentary-body {
    font-family: var(--font-body);
    font-size: clamp(15px, 1.35vw, 18px);
    line-height: 1.85;
    color: var(--grain-cream);
    margin-bottom: 16px;
    max-width: 56ch;
}

.commentary-body em { color: var(--lichen-green); font-style: italic; }
.commentary-body strong { color: var(--amber-warning); font-weight: 700; }

/* ==========================================================================
   Principles
   ========================================================================== */

.principles {
    background:
        linear-gradient(180deg,
            var(--forest-deep) 0%,
            var(--forest-deep-lighter) 50%,
            var(--forest-deep) 100%);
}

.principles-header {
    max-width: 900px;
    margin: 0 auto 56px;
    text-align: center;
    position: relative;
    z-index: 6;
}

.principles-header .kicker-num,
.principles-header .kicker-label {
    display: inline-block;
    margin-right: 10px;
    font-size: var(--size-meta);
    color: var(--amber-warning);
}
.principles-header .kicker-num {
    font-size: clamp(48px, 6vw, 86px);
    opacity: 0.6;
    vertical-align: middle;
}

.principles-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(32px, 4.2vw, 56px);
    color: var(--crystalline);
    line-height: 1.1;
    margin-top: 12px;
}

.principle-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: clamp(20px, 3vw, 44px);
    max-width: 1200px;
    margin: 0 auto;
    position: relative;
    z-index: 6;
}

.principle {
    position: relative;
    padding: clamp(22px, 2.4vw, 36px);
    background:
        linear-gradient(160deg,
            rgba(18, 42, 30, 0.7) 0%,
            rgba(35, 74, 55, 0.5) 100%);
    border: 1px solid rgba(107, 138, 90, 0.3);
    border-radius: 2px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    overflow: hidden;
    transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1),
                border-color 600ms ease,
                box-shadow 600ms ease;
}

.principle:hover {
    transform: translateY(-6px);
    border-color: var(--amber-warning);
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.35);
}

.principle-num {
    font-family: var(--font-display);
    font-size: clamp(36px, 4vw, 54px);
    color: var(--amber-warning);
    line-height: 1;
    opacity: 0.85;
}

.principle-head {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(22px, 2.4vw, 32px);
    line-height: 1.2;
    color: var(--crystalline);
}

.principle-body {
    font-family: var(--font-body);
    font-size: clamp(14px, 1.2vw, 16px);
    line-height: 1.75;
    color: var(--grain-cream);
    opacity: 0.92;
}

.principle-crystal {
    position: absolute;
    right: 16px;
    top: 16px;
    width: 40px;
    height: 40px;
    opacity: 0.55;
    animation: slowRotate 45s linear infinite;
}

.principle-crystal svg { width: 100%; height: 100%; }

/* ==========================================================================
   Glossary
   ========================================================================== */

.glossary {
    background: linear-gradient(180deg, var(--forest-deep) 0%, var(--forest-deep-darker) 100%);
}

.glossary-wrap {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 6;
    width: 100%;
}

.glossary-header {
    margin-bottom: clamp(32px, 5vh, 64px);
}

.glossary-header .kicker-num,
.glossary-header .kicker-label {
    display: inline-block;
    margin-right: 14px;
    font-size: var(--size-meta);
    color: var(--amber-warning);
}
.glossary-header .kicker-num {
    font-size: clamp(48px, 6vw, 86px);
    opacity: 0.6;
    vertical-align: middle;
}

.glossary-title {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(30px, 4vw, 50px);
    color: var(--crystalline);
    line-height: 1.15;
    margin-top: 10px;
    max-width: 720px;
}

.glossary-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: clamp(20px, 3vw, 40px);
    max-width: 1200px;
}

.glossary-entry {
    padding: clamp(16px, 1.8vw, 24px) 0;
    border-top: 1px solid rgba(107, 138, 90, 0.25);
    position: relative;
    transition: padding-left 500ms cubic-bezier(0.22, 1, 0.36, 1);
}

.glossary-entry::before {
    content: '';
    position: absolute;
    left: 0;
    top: -1px;
    width: 0;
    height: 1px;
    background: var(--amber-warning);
    transition: width 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.glossary-entry:hover::before,
.glossary-entry.is-visible::before {
    width: 60px;
}

.glossary-entry:hover { padding-left: 8px; }

.glossary-entry dt {
    font-family: var(--font-display);
    font-size: clamp(22px, 2.4vw, 32px);
    color: var(--amber-warning);
    letter-spacing: 0.02em;
    margin-bottom: 6px;
    font-weight: 600;
}

.glossary-entry dd {
    font-family: var(--font-body);
    font-size: clamp(14px, 1.25vw, 17px);
    line-height: 1.75;
    color: var(--grain-cream);
    font-style: italic;
}

.glossary-entry dd em { color: var(--lichen-green); }

/* ==========================================================================
   Coda
   ========================================================================== */

.coda {
    background:
        radial-gradient(ellipse at 50% 70%,
            var(--forest-deep-lighter) 0%,
            var(--forest-deep) 60%,
            var(--forest-deep-darker) 100%);
    text-align: center;
    padding-top: clamp(80px, 12vh, 160px);
    padding-bottom: clamp(60px, 10vh, 120px);
}

.coda-wrap {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 6;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: clamp(16px, 2vh, 24px);
}

.coda-crystal-large {
    width: clamp(200px, 28vw, 360px);
    height: auto;
    animation: slowRotate 120s linear infinite;
    opacity: 0.9;
    filter: drop-shadow(0 0 32px rgba(245, 245, 240, 0.08));
    margin-bottom: clamp(20px, 4vh, 44px);
}

.coda-line {
    font-family: var(--font-display);
    font-size: clamp(24px, 3.2vw, 42px);
    line-height: 1.3;
    color: var(--crystalline);
    font-weight: 500;
}

.coda-emphasis {
    color: var(--amber-warning);
    font-style: italic;
    margin-top: 12px;
}

.coda-footer {
    margin-top: clamp(32px, 6vh, 64px);
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    font-family: var(--font-meta);
    font-size: var(--size-meta);
    color: var(--static-gray);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    padding-top: 20px;
    border-top: 1px solid rgba(107, 138, 90, 0.3);
    width: 100%;
}

.coda-mark { color: var(--lichen-green); }
.coda-year { color: var(--grain-cream); }
.coda-sep  { color: var(--static-gray); opacity: 0.7; }
.coda-meta { color: var(--static-gray); }

/* ==========================================================================
   Progress rail
   ========================================================================== */

.progress-rail {
    position: fixed;
    right: clamp(14px, 2vw, 30px);
    top: 50%;
    transform: translateY(-50%);
    height: min(400px, 48vh);
    width: 1px;
    background: rgba(107, 138, 90, 0.25);
    z-index: 600;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding: 4px 0;
}

.progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: linear-gradient(to bottom,
        var(--amber-warning),
        var(--lichen-green));
    transition: height 200ms ease-out;
    pointer-events: none;
}

.progress-mark {
    position: relative;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--forest-deep-darker);
    border: 1px solid var(--lichen-green);
    cursor: pointer;
    transform: translateX(-4px);
    transition: transform 260ms ease,
                background 260ms ease,
                border-color 260ms ease;
}

.progress-mark:hover {
    transform: translateX(-4px) scale(1.4);
}

.progress-mark.is-active {
    background: var(--amber-warning);
    border-color: var(--amber-warning);
    transform: translateX(-4px) scale(1.35);
    box-shadow: 0 0 10px rgba(212, 160, 64, 0.6);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 960px) {
    .overture-wrap { grid-template-columns: 1fr; }
    .overture-crystals { grid-column: 1 / -1; }
    .case-grid,
    .case-grid.reversed {
        grid-template-columns: 1fr;
    }
    .case-meta { order: 0; flex-direction: row; flex-wrap: wrap; gap: 18px; }
    .case-meta.right { align-items: flex-start; text-align: left; }
    .opening-botanical { display: none; }
    .case-botanical { opacity: 0.12; transform: translate(-50%, -50%) scale(1); }
    .gazza-mark { font-size: clamp(64px, 22vw, 120px); }
    .progress-rail { display: none; }
    .top-meta { font-size: 10px; }
}

@media (max-width: 600px) {
    .viewport-section { padding: 60px 20px; }
    .news-mark { letter-spacing: 0.35em; }
    .cflip-face { padding: 20px; }
    .face-headline { font-size: clamp(18px, 6vw, 26px); }
    .case-card-flip { min-height: 280px; }
    .cflip-face { min-height: 280px; }
    .principle { padding: 22px; }
}