/* Hero v3 Animation Styles */

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(6deg); }
    50% { transform: translateY(-20px) rotate(6deg); }
}

@keyframes float-reverse {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(15px) scale(1.1); }
}

@keyframes float-delayed {
    0%, 100% { transform: translateY(0px) scale(1); }
    50% { transform: translateY(-15px) scale(0.9); }
}

@keyframes pulse-slow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

@keyframes bounce-slow {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

@keyframes fade-in-up {
    0% { opacity: 0; transform: translateY(20px); }
    100% { opacity: 1; transform: translateY(0px); }
}

.animate-float {
    animation: float 6s ease-in-out infinite;
}

.animate-float-reverse {
    animation: float-reverse 4s ease-in-out infinite;
}

.animate-float-delayed {
    animation: float-delayed 5s ease-in-out infinite;
    animation-delay: 1s;
}

.animate-pulse-slow {
    animation: pulse-slow 3s ease-in-out infinite;
}

.animate-bounce-slow {
    animation: bounce-slow 2s ease-in-out infinite;
}

.animate-fade-in-up {
    animation: fade-in-up 1s ease-out;
}

.hero-v3-btn-ghost {
    background-color: transparent;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.hero-v3-btn-ghost:hover,
.hero-v3-btn-ghost:focus {
    background-color: rgba(255, 255, 255, 0.2);
    color: #fff !important;
    border-color: #fff !important;
}

/* -- Button hover states -- */
.hero-btn-primary {
    transition: filter 0.2s ease, transform 0.15s ease;
}
.hero-btn-primary:hover,
.hero-btn-primary:focus {
    filter: brightness(1.12);
    transform: translateY(-1px);
}

.hero-btn-outline-secondary {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}
.hero-btn-outline-secondary:hover,
.hero-btn-outline-secondary:focus {
    background-color: var(--bs-secondary) !important;
    color: #fff !important;
    border-color: var(--bs-secondary) !important;
    transform: translateY(-1px);
}

.hero-btn-outline-primary-light {
    transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease, transform 0.15s ease;
}
.hero-btn-outline-primary-light:hover,
.hero-btn-outline-primary-light:focus {
    background-color: var(--bs-primary) !important;
    color: #fff !important;
    border-color: var(--bs-primary) !important;
    transform: translateY(-1px);
}
/* intro v17 — Death Note noir: circuit band, pulse rings, extrude text, duotone media, scroll slide-in */

/* Circuit-board traces — colour via Tailwind text-* on the band, currentColor in the pattern */
.intro-noir__circuit {
    background-image:
        repeating-linear-gradient(0deg, currentColor 0 1px, transparent 1px 32px),
        repeating-linear-gradient(90deg, currentColor 0 1px, transparent 1px 32px);
    opacity: 0.18;
    -webkit-mask: linear-gradient(180deg, black, transparent);
    mask: linear-gradient(180deg, black, transparent);
}

/* Pulse rings from the band centre (size + placement so Bootstrap has no utility gap) */
.intro-noir__ring {
    width: 6rem;
    height: 6rem;
    top: 6rem;
    left: 50%;
    margin-left: -3rem;
    opacity: 0;
    animation: intro-noir-pulse 3.4s ease-out infinite;
}
.intro-noir__ring--2 { animation-delay: 1.7s; }

@keyframes intro-noir-pulse {
    0%   { transform: scale(0.4); opacity: 0.55; }
    100% { transform: scale(3.4); opacity: 0; }
}

/* Emboss seal circle */
.intro-noir__seal {
    width: 7rem;
    height: 7rem;
    font-size: 0.75rem;
    line-height: 1.1;
    padding: 0.75rem;
    transform: rotate(-8deg);
}

/* Extrude — stacked text-shadow depth using the element's own colour */
.intro-noir__extrude {
    text-shadow: 1px 1px 0 currentColor, 2px 2px 0 currentColor, 3px 3px 0 currentColor;
}

/* Duotone media: grayscale image + primary multiply tint (colour is a Tailwind class) */
.intro-noir__img {
    height: 10rem;
    object-fit: cover;
    filter: grayscale(1) contrast(1.05);
}

/* Sticky aside offset (Bootstrap position-sticky has no top-16 utility) */
@media (min-width: 992px) {
    .intro-noir__aside { top: 4rem; }
}
.intro-noir__tint {
    mix-blend-mode: multiply;
    opacity: 0.5;
}

/* Letter-spacing widen on hover */
.intro-noir__ttl { transition: letter-spacing 260ms ease; }
[data-card]:hover .intro-noir__ttl { letter-spacing: 0.08em; }

/* Slide-in entrance — pure CSS on the reliable [data-card] attribute; always ends visible */
@keyframes intro-noir-rise {
    from { opacity: 0; transform: translateY(2rem); }
    to   { opacity: 1; transform: translateY(0); }
}
.intro-noir [data-card] { animation: intro-noir-rise 560ms ease both; }

@media (prefers-reduced-motion: reduce) {
    .intro-noir__ring { animation: none; }
    .intro-noir [data-card] { animation: none; }
}

.steps-arrow-stack__badge-circle {
    width: 3rem;
    height: 3rem;
}

.steps-arrow-stack__icon-box {
    width: 2rem;
    height: 2rem;
}

.steps-arrow-stack__sm-circle {
    width: 1.5rem;
    height: 1.5rem;
}


.copy-document__body-stack-gap {
    gap: 4rem;
}

.content-flow-gap {
    gap: 4rem;
}

.content-grid-gap {
    gap: 2rem;
}

.content-prose-measure {
    max-width: 48rem;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

.content-article-frame {
    max-width: 56rem;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
}

.content-cta__lift { transition: transform 150ms ease; }
.content-cta__lift:hover { transform: translateY(-2px); }

.content-col-grow {
    flex: 1 1 0%;
    min-width: 0;
}

.content-img-medium {
    display: block;
    width: 100%;
    height: 22rem;
    min-height: 22rem;
    flex-shrink: 0;
    object-fit: cover;
}
@media (min-width: 768px) {
    .content-img-medium {
        height: 28rem;
        min-height: 28rem;
    }
}

.content-thumb-height {
    display: block;
    width: 100%;
    height: 13rem;
    min-height: 13rem;
    flex-shrink: 0;
    object-fit: cover;
}

/* Stack: как grid grid-cols-1 gap-lg (1.5rem в типичной шкале) */
.vertical-manifesto-grid {
    display: grid;
    width: 100%;
    gap: 1.5rem;
    grid-template-columns: minmax(0, 1fr);
}

/* Строка карточки: flex + gap-6 + items-start — то же, что tw flex flex-row items-start gap-6 */
.philosophy-v6-inner {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 1.5rem;
    width: 100%;
}

/* Как absolute -top-6 у бейджа в оригинале */
.philosophy-v6-badge-wrap {
    flex-shrink: 0;
    align-self: flex-start;
    margin-top: -1.5rem;
}

.philosophy-v6-box {
    flex: 1;
    min-width: 0;
}

/* Круг как в Bootstrap + фикс «вытянутой» капсулы во flex */
.philosophy-vertical__badge {
    width: 4rem;
    height: 4rem;
    flex-shrink: 0;
    aspect-ratio: 1;
    box-sizing: border-box;
}

.philosophy-bg__img {
    object-fit: cover;
}