/* ShardKeep — home.css
   Page-specific layout & component styles for the landing page.
   Stacks on top of main.css.
*/


/* ======================================================================
   HERO
   ====================================================================== */
.hero {
    position: relative;
    min-height: calc(100vh - var(--nav-h));
    display: flex;
    align-items: center;
    padding-block: clamp(var(--sp-7), 8vw, var(--sp-9));
    overflow: hidden;
}

.hero__grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: clamp(var(--sp-6), 5vw, var(--sp-8));
    align-items: center;
}
@media (max-width: 960px) {
    .hero__grid { grid-template-columns: 1fr; }
    .hero__demo { order: -1; }
}

.hero__copy h1 {
    font-size: clamp(2.5rem, 1.8rem + 4vw, 5.5rem);
    line-height: 0.98;
    font-weight: 900;
    letter-spacing: -0.035em;
    margin-bottom: var(--sp-5);
}
.hero__copy h1 span { display: inline-block; }

.hero__copy .lead {
    margin-bottom: var(--sp-6);
    max-width: 52ch;
}

.hero__cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-3);
    margin-bottom: var(--sp-5);
}

.hero__trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
    align-items: center;
}


/* ======================================================================
   SHATTER DEMO
   ====================================================================== */
.shatter-demo {
    position: relative;
    aspect-ratio: 1 / 1;
    width: 100%;
    max-width: 560px;
    margin-inline: auto;
    border-radius: var(--r-5);
    background:
        radial-gradient(ellipse at 50% 50%, rgba(139,92,246,0.08), transparent 65%),
        rgba(10, 10, 26, 0.4);
    border: 1px solid var(--line);
    overflow: hidden;
    box-shadow: var(--shadow-3);
    backdrop-filter: blur(8px);
}
.shatter-demo::before {
    /* rotating conic-gradient border */
    content: '';
    position: absolute; inset: -2px;
    z-index: 0;
    background: conic-gradient(
        from 0deg,
        transparent 0deg,
        rgba(244,63,94,0.7) 40deg,
        transparent 90deg,
        transparent 180deg,
        rgba(139,92,246,0.7) 220deg,
        transparent 270deg,
        transparent 360deg
    );
    animation: spinSlow 14s linear infinite;
    opacity: 0.55;
    mask: radial-gradient(ellipse at 50% 50%, transparent 65%, black 72%, transparent 85%);
    -webkit-mask: radial-gradient(ellipse at 50% 50%, transparent 65%, black 72%, transparent 85%);
    pointer-events: none;
}
.shatter-demo canvas {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
}

.shatter-demo__hud {
    position: absolute;
    left: 0; right: 0; bottom: 0;
    padding: var(--sp-4) var(--sp-5);
    z-index: 2;
    background: linear-gradient(0deg, rgba(5,5,15,0.92), rgba(5,5,15,0.65) 70%, transparent);
    backdrop-filter: blur(4px);
    display: grid;
    gap: var(--sp-3);
}

.shatter-demo__label {
    display: block;
    font-size: var(--fs-xs);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--rose-soft);
    margin-bottom: var(--sp-2);
}

.shatter-demo__field {
    display: flex;
    gap: var(--sp-2);
    align-items: stretch;
}
.shatter-demo__field input {
    flex: 1;
    padding: 0.7rem 0.9rem;
    border-radius: var(--r-2);
    background: rgba(5, 5, 15, 0.8);
    border: 1px solid var(--line);
    color: var(--text-1);
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    letter-spacing: 0.02em;
    transition: border-color var(--dur-1);
    min-width: 0;
}
.shatter-demo__field input:focus {
    outline: none;
    border-color: var(--rose);
    box-shadow: 0 0 0 3px rgba(244,63,94,0.18);
}

.shatter-demo__status {
    display: grid;
    gap: 0.3rem;
    font-size: var(--fs-xs);
    font-family: var(--font-mono);
    color: var(--text-3);
}
.shatter-demo__status span strong { color: var(--text-1); font-weight: 700; }
.shatter-demo__status .dot {
    display: inline-block;
    width: 6px; height: 6px;
    border-radius: 50%;
    margin-right: 0.4em;
    background: var(--rose);
    box-shadow: 0 0 8px var(--rose);
    vertical-align: 1px;
}
.shatter-demo__status .dot--violet { background: var(--violet); box-shadow: 0 0 8px var(--violet); }
.shatter-demo__status .dot--cyan   { background: var(--cyan);   box-shadow: 0 0 8px var(--cyan); }


/* ======================================================================
   PILLARS
   ====================================================================== */
.pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-5);
}
@media (max-width: 880px) {
    .pillars { grid-template-columns: 1fr; }
}

.pillar { position: relative; }
.pillar h3 {
    background: var(--grad-brand);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}


/* ======================================================================
   HOW-IT-WORKS TEASER
   ====================================================================== */
.steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--sp-5);
    counter-reset: step;
}
@media (max-width: 880px) {
    .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
    .steps { grid-template-columns: 1fr; }
}

.step {
    position: relative;
    padding: var(--sp-5);
    background: rgba(20, 18, 44, 0.5);
    border: 1px solid var(--line);
    border-radius: var(--r-3);
    counter-increment: step;
    transition: border-color var(--dur-2);
}
.step:hover { border-color: var(--line-strong); }
.step::before {
    content: '0' counter(step);
    display: block;
    font-family: var(--font-mono);
    font-size: var(--fs-xs);
    color: var(--rose-soft);
    margin-bottom: var(--sp-3);
    letter-spacing: 0.1em;
}
.step__icon {
    width: 44px; height: 44px;
    border-radius: var(--r-2);
    background: rgba(139, 92, 246, 0.12);
    border: 1px solid var(--line);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: var(--sp-4);
    color: var(--violet-soft);
}
.step__icon svg { width: 22px; height: 22px; }
.step h4 { margin-bottom: var(--sp-2); color: var(--text-1); }
.step p  { font-size: var(--fs-sm); color: var(--text-3); margin: 0; }


/* ======================================================================
   OPERATOR TIERS TEASER
   ====================================================================== */
.tiers {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sp-5);
    align-items: stretch;
}
@media (max-width: 960px) {
    .tiers { grid-template-columns: 1fr; }
}

.tier {
    position: relative;
    padding: var(--sp-6);
    background: var(--grad-card), rgba(14, 12, 36, 0.7);
    border: 1px solid var(--line);
    border-radius: var(--r-4);
    display: grid;
    gap: var(--sp-3);
    align-content: start;
    overflow: hidden;
    transition: transform var(--dur-2), border-color var(--dur-2);
}
.tier:hover { transform: translateY(-4px); border-color: var(--line-strong); }

.tier--featured { border-color: rgba(244, 63, 94, 0.4); }
.tier--featured::before {
    content: 'Most capital';
    position: absolute; top: 12px; right: 12px;
    font-size: var(--fs-micro);
    padding: 0.25em 0.7em;
    border-radius: var(--r-pill);
    background: rgba(244, 63, 94, 0.18);
    color: var(--rose-soft);
    border: 1px solid rgba(244, 63, 94, 0.35);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.tier__piece {
    width: 68px; height: 68px;
    display: flex; align-items: center; justify-content: center;
    background: var(--grad-brand);
    border-radius: var(--r-3);
    box-shadow: var(--shadow-rose);
    color: white;
    margin-bottom: var(--sp-2);
}
.tier__piece svg { width: 40px; height: 40px; }

.tier h3 { margin: 0; }
.tier__bond {
    font-family: var(--font-mono);
    font-size: var(--fs-sm);
    color: var(--rose-soft);
    margin-bottom: var(--sp-2);
}
.tier__bond strong {
    display: block;
    font-size: 1.6rem;
    color: var(--text-1);
    font-weight: 800;
    letter-spacing: -0.01em;
    font-family: var(--font-display);
    margin-bottom: 0.15rem;
}
.tier ul { list-style: none; padding: 0; display: grid; gap: 0.4rem; font-size: var(--fs-sm); color: var(--text-3); }
.tier ul li { padding-left: 1.2em; position: relative; }
.tier ul li::before {
    content: '';
    position: absolute; left: 0; top: 0.55em;
    width: 8px; height: 1px;
    background: var(--rose);
}


/* ======================================================================
   SHRD TEASER
   ====================================================================== */
.token-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--sp-7);
    align-items: center;
    padding: var(--sp-7);
    background:
        radial-gradient(ellipse at 100% 0%, rgba(244,63,94,0.15), transparent 60%),
        radial-gradient(ellipse at 0% 100%, rgba(6,182,212,0.1), transparent 60%),
        rgba(14, 12, 36, 0.6);
    border: 1px solid var(--line);
    border-radius: var(--r-5);
    overflow: hidden;
    position: relative;
}
@media (max-width: 880px) {
    .token-card { grid-template-columns: 1fr; text-align: center; }
    .token-card__coin { margin-inline: auto; }
}

.token-card__coin {
    width: min(280px, 80%);
    aspect-ratio: 1/1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.token-card__coin-ring {
    position: absolute; inset: 0;
    border: 2px solid rgba(244, 63, 94, 0.4);
    border-radius: 50%;
    animation: spinSlow 16s linear infinite;
}
.token-card__coin-ring::before {
    content: '';
    position: absolute; top: -5px; left: 50%; margin-left: -4px;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--rose);
    box-shadow: 0 0 12px var(--rose);
}
.token-card__coin-inner {
    width: 65%; height: 65%;
    background: var(--grad-brand);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-family: var(--font-display);
    font-weight: 900;
    font-size: 2.75rem;
    color: white;
    letter-spacing: 0.02em;
    box-shadow: var(--shadow-rose), inset 0 2px 0 rgba(255,255,255,0.3);
}


/* ======================================================================
   CTA BAND
   ====================================================================== */
.cta-band h2 { margin-bottom: var(--sp-4); }
.cta-band .lead { margin-inline: auto; margin-bottom: var(--sp-6); }
.cta-band__buttons { display: flex; gap: var(--sp-3); justify-content: center; flex-wrap: wrap; }