/* intro v26 — Dieter Rams node: hex grid, bottom band, blurred ghost image, serif, typewriter */

/* Hexagon-ish grid (minimal, colour from Tailwind text-*, lines via currentColor) */
.intro-node__hex {
    background-image:
        repeating-linear-gradient(60deg, currentColor 0 1px, transparent 1px 26px),
        repeating-linear-gradient(-60deg, currentColor 0 1px, transparent 1px 26px);
    opacity: 0.1;
}

.intro-node__band { height: 10rem; opacity: 0.7; }

/* Blurred background photo behind the spotlight node */
.intro-node__ghost { height: 14rem; }
.intro-node__img {
    object-fit: cover;
    filter: blur(10px);
    opacity: 0.35;
    transform: scale(1.08);
}

/* Serif heading */
.intro-node__serif {
    font-family: ui-serif, Georgia, "Times New Roman", serif;
}

/* Org-chart stem connector */
.intro-node__stem {
    width: 1px;
    height: 2rem;
}

/* Typewriter caret */
.intro-node__type .is-typing {
    border-right: 2px solid currentColor;
    animation: intro-node-caret 800ms step-end infinite;
}
@keyframes intro-node-caret {
    50% { border-color: transparent; }
}

@media (prefers-reduced-motion: reduce) {
    .intro-node__type .is-typing { animation: none; }
}

/* Bootstrap: explicit grid + gap (row gutters often collapse) */
.tips-grid__bs-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 2rem;
}

.tips-grid__min-shrink {
    min-width: 0;
}

@media (min-width: 768px) {
    .tips-grid__bs-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.tips-grid__subtitle {
    max-width: 42rem;
}

.tips-grid__thumb {
    width: 3rem;
    height: 3rem;
}

/* glossary steps — oversized counter ring (layout only) */
.glossary-steps__num {
    width: 3.75rem;
    height: 3.75rem;
    min-width: 3.75rem;
}

/* subscribe v13 — slim row decor float/pulse & thank-you reveal (layout/animation only) */
@keyframes mailing-slim-row-ring-pulse {
    0%, 100% {
        transform: translateY(-50%) scale(1);
    }
    50% {
        transform: translateY(-50%) scale(1.08);
    }
}

@keyframes mailing-slim-row-orbit-float {
    0%, 100% {
        transform: translateY(-50%) translateX(0);
    }
    50% {
        transform: translateY(calc(-50% - 0.45rem)) translateX(-0.2rem);
    }
}

@keyframes mailing-slim-row-mail-bob {
    0%, 100% {
        transform: translateY(-50%) rotate(-4deg);
    }
    50% {
        transform: translateY(calc(-50% - 0.35rem)) rotate(4deg);
    }
}

@keyframes mailing-slim-row-dot-drift {
    0%, 100% {
        transform: translateY(0);
        opacity: 0.55;
    }
    50% {
        transform: translateY(-0.35rem);
        opacity: 1;
    }
}

@keyframes mailing-slim-row-dot-drift-centered {
    0%, 100% {
        transform: translateY(-50%);
        opacity: 0.55;
    }
    50% {
        transform: translateY(calc(-50% - 0.35rem));
        opacity: 1;
    }
}

@keyframes mailing-slim-row-thanks-in {
    from {
        opacity: 0;
        transform: translateX(0.75rem);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Geometry shared by both CSS frameworks (Bootstrap has no utilities for it) */
.mailing-slim-row__section--py-2xl {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

.mailing-slim-row__decor {
    width: 40%;
    max-width: 24rem;
}

.mailing-slim-row__bar {
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

.mailing-slim-row__group,
.mailing-slim-row__fields,
.mailing-slim-row__min0 {
    min-width: 0;
}

.mailing-slim-row__group,
.mailing-slim-row__fields {
    flex-direction: column;
    align-items: stretch;
}

.mailing-slim-row__group {
    gap: 0.75rem;
}

.mailing-slim-row__fields {
    gap: 0.5rem;
}

.mailing-slim-row__input {
    min-width: 0;
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

.mailing-slim-row__cta {
    width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 640px) {
    .mailing-slim-row__bar,
    .mailing-slim-row__group,
    .mailing-slim-row__fields {
        flex-direction: row;
        align-items: center;
    }

    .mailing-slim-row__input {
        max-width: 20rem;
    }

    .mailing-slim-row__cta {
        width: auto;
    }
}

.mailing-slim-row__ring {
    top: 50%;
    inset-inline-end: 1.5rem;
    width: 8rem;
    height: 8rem;
    transform: translateY(-50%);
    animation: mailing-slim-row-ring-pulse 5s ease-in-out infinite;
}

.mailing-slim-row__orb {
    top: 50%;
    inset-inline-end: 4rem;
    width: 5rem;
    height: 5rem;
    transform: translateY(-50%);
    animation: mailing-slim-row-orbit-float 4.5s ease-in-out infinite;
    animation-delay: 0.4s;
}

.mailing-slim-row__mail {
    top: 50%;
    inset-inline-end: 3rem;
    transform: translateY(-50%);
    animation: mailing-slim-row-mail-bob 3.5s ease-in-out infinite;
}

.mailing-slim-row__dot--a {
    top: 50%;
    inset-inline-end: 6rem;
    width: 0.75rem;
    height: 0.75rem;
    transform: translateY(-50%);
    animation: mailing-slim-row-dot-drift-centered 3s ease-in-out infinite;
}

.mailing-slim-row__dot--b {
    top: 38%;
    inset-inline-end: 2.5rem;
    width: 0.5rem;
    height: 0.5rem;
    animation: mailing-slim-row-dot-drift 3.6s ease-in-out infinite;
    animation-delay: 0.8s;
}

.mailing-slim-row__dot--c {
    top: 62%;
    inset-inline-end: 3.5rem;
    width: 0.5rem;
    height: 0.5rem;
    animation: mailing-slim-row-dot-drift 2.8s ease-in-out infinite;
    animation-delay: 1.5s;
}

.mailing-slim-row__thanks-in {
    animation: mailing-slim-row-thanks-in 0.45s ease-out both;
}

@media (prefers-reduced-motion: reduce) {
    .mailing-slim-row__ring,
    .mailing-slim-row__orb,
    .mailing-slim-row__mail,
    .mailing-slim-row__dot--a,
    .mailing-slim-row__dot--b,
    .mailing-slim-row__dot--c,
    .mailing-slim-row__thanks-in {
        animation: none;
    }
}