/* =============================================================================
   Hero: white, type-led (no photo, per client brief)
   Big Montserrat headline, "positive" in PBPR red, a quiet dot grid and a
   soft red glow so the white never feels flat.
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    background: var(--color-snow);
    color: var(--color-ink);
    overflow: hidden;
    padding: calc(var(--header-h) + 4rem) 0 6rem;
    isolation: isolate;
}
.hero__bg {
    position: absolute;
    inset: 0;
    z-index: -1;
    pointer-events: none;
}
/* Fine dot grid, fading out toward the edges */
.hero__bg-grid {
    position: absolute;
    inset: -10%;
    background-image: radial-gradient(circle at 1px 1px, rgba(29, 29, 29, 0.13) 1px, transparent 0);
    background-size: 30px 30px;
    mask-image: radial-gradient(ellipse 75% 65% at 50% 48%, #000 0%, transparent 78%);
    -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 48%, #000 0%, transparent 78%);
    animation: heroGridDrift 60s linear infinite;
}
/* Soft red glow behind the accent word */
.hero__bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60vmax;
    height: 60vmax;
    transform: translate(-50%, -50%);
    background: radial-gradient(circle, rgba(200, 16, 46, 0.10) 0%, rgba(200, 16, 46, 0.03) 35%, transparent 62%);
    filter: blur(40px);
    animation: heroGlowPulse 12s ease-in-out infinite;
}
/* A single red hairline that draws across the bottom of the hero */
.hero__bg-rule {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background: var(--color-accent);
    transform: scaleX(0);
    transform-origin: left;
    animation: heroRule 1.6s var(--ease-out) 0.9s forwards;
}
@keyframes heroGridDrift {
    0%   { transform: translate(0, 0); }
    100% { transform: translate(30px, 30px); }
}
@keyframes heroGlowPulse {
    0%, 100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
    50%      { opacity: 0.7; transform: translate(-50%, -50%) scale(1.08); }
}
@keyframes heroRule { to { transform: scaleX(1); } }

.hero__inner {
    position: relative;
    z-index: 1;
    text-align: center;
}
/* Headline */
.hero__title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(3rem, 1rem + 7.4vw, 8rem);
    line-height: 0.98;
    letter-spacing: -0.045em;
    color: var(--color-ink);
    margin: 0 auto 2.25rem;
    max-width: 12ch;
    text-align: center;
    text-wrap: balance;
}
.hero__title-line {
    display: inline-block;
    padding: 0.04em 0.06em;
    opacity: 0;
    transform: translateY(40%);
    animation: heroLineRise 1.1s var(--ease-out) forwards;
}
.hero__title-line:nth-child(1) { animation-delay: 0.2s; }
.hero__title-line:nth-child(2) { animation-delay: 0.35s; }
.hero__title-line:nth-child(3) { animation-delay: 0.5s; }
.hero__title-accent {
    color: var(--color-accent);
}
@keyframes heroLineRise {
    from { opacity: 0; transform: translateY(40%); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes heroFadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}
/* Lead */
.hero__lead {
    font-size: clamp(1.05rem, 1rem + 0.45vw, 1.3rem);
    font-weight: 400;
    line-height: 1.6;
    color: var(--color-slate);
    max-width: 44ch;
    margin: 0 auto 2.75rem;
    text-align: center;
    text-wrap: balance;
    opacity: 0;
    animation: heroFadeUp 1.1s var(--ease-out) 0.8s forwards;
}
/* Actions */
.hero__actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    animation: heroFadeUp 1.1s var(--ease-out) 1s forwards;
}
/* Scroll indicator */
.hero__scroll {
    position: absolute;
    bottom: 2.25rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    color: var(--color-slate);
    opacity: 0;
    animation: heroFadeUp 1s var(--ease-out) 1.6s forwards;
    transition: color 0.3s var(--ease-out);
}
.hero__scroll:hover { color: var(--color-ink); }
.hero__scroll-text {
    font-family: var(--font-mono);
    font-size: var(--fs-micro);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}
.hero__scroll-line {
    width: 1px;
    height: 40px;
    background: var(--color-bone);
    position: relative;
    overflow: hidden;
}
.hero__scroll-line::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent, var(--color-accent));
    animation: heroScrollPulse 2s ease-in-out infinite;
}
@keyframes heroScrollPulse {
    0%   { transform: translateY(-100%); }
    100% { transform: translateY(100%); }
}
@media (max-width: 880px) {
    .hero {
        min-height: 92vh;
        min-height: 92svh;
        padding: calc(var(--header-h) + 3rem) 0 5rem;
    }
    .hero__scroll { display: none; }
}
@media (max-width: 480px) {
    .hero__title { font-size: clamp(2.6rem, 14vw, 3.6rem); }
    .hero__actions { flex-direction: column; align-items: stretch; }
    .hero__actions .btn { justify-content: center; }
}
/* Short laptop screens: the scroll cue would collide with the buttons */
@media (max-height: 760px) {
    .hero__scroll { display: none; }
}