/*
 * NordicBlocks — blocks.css
 * Стили блоков. Размеры и отступы только через CSS-переменные из tokens.css.
 * Нет @media breakpoint'ов — всё адаптивно через fluid clamp и CSS Grid.
 */

/* ════════════════════════════════════
   HERO
   ════════════════════════════════════ */

.nb-hero {
    position: relative;
    overflow: hidden;
}

/* 1 колонка (centered / left) */
.nb-hero__container {
    display:         grid;
    grid-template-columns: 1fr;
    gap:             var(--nb-space-2xl);
    align-items:     center;
}

/* split: 2 колонки при достаточной ширине */
.nb-hero--split .nb-hero__container {
    grid-template-columns: 1fr 1fr;
}
/* на узких экранах — в стопку */
@media (max-width: 640px) {
    .nb-hero--split .nb-hero__container {
        grid-template-columns: 1fr;
    }
    .nb-hero--split .nb-hero__media {
        order: -1;
    }
}

/* centered */
.nb-hero--centered .nb-hero__content {
    text-align: center;
    margin-inline: auto;
    max-width: 720px;
}
.nb-hero--centered .nb-hero__actions {
    justify-content: center;
}

.nb-hero__eyebrow {
    font-size:      var(--nb-text-sm);
    font-weight:    var(--nb-weight-semibold);
    letter-spacing: var(--nb-tracking-wide);
    text-transform: uppercase;
    color:          var(--nb-color-accent);
    margin-bottom:  var(--nb-space-sm);
}
[data-nb-theme="dark"]  .nb-hero__eyebrow,
[data-nb-theme="accent"] .nb-hero__eyebrow {
    color: rgba(255,255,255,.75);
}

.nb-hero__heading {
    font-family:    var(--nb-font-head);
    font-size:      var(--nb-text-hero);
    font-weight:    var(--nb-weight-black);
    line-height:    var(--nb-leading-tight);
    letter-spacing: var(--nb-tracking-tight);
    color:          var(--nb-color-text);
    margin-bottom:  var(--nb-space-md);
}
[data-nb-theme="dark"]  .nb-hero__heading,
[data-nb-theme="accent"] .nb-hero__heading {
    color: #fff;
}

.nb-hero__subheading {
    font-size:     var(--nb-text-xl);
    line-height:   var(--nb-leading-relaxed);
    color:         var(--nb-color-text-muted);
    margin-bottom: var(--nb-space-lg);
    max-width:     60ch;
}
[data-nb-theme="dark"]  .nb-hero__subheading,
[data-nb-theme="accent"] .nb-hero__subheading {
    color: rgba(255,255,255,.8);
}

.nb-hero__actions {
    display:   flex;
    flex-wrap: wrap;
    gap:       var(--nb-space-sm);
    align-items: center;
}

.nb-hero__image {
    width:         100%;
    height:        auto;
    border-radius: var(--nb-radius-card);
    box-shadow:    var(--nb-shadow-lg);
    display:       block;
}

/* ════════════════════════════════════
   BLOCK ENTRY ANIMATION
   ════════════════════════════════════ */

.nb-anim {
    animation-duration: .72s;
    animation-timing-function: cubic-bezier(.22, 1, .36, 1);
    animation-fill-mode: both;
    animation-delay: var(--nb-anim-delay, 0ms);
    will-change: transform, opacity;
}

.nb-anim--fade-up {
    animation-name: nbAnimFadeUp;
}

.nb-anim--fade-in {
    animation-name: nbAnimFadeIn;
}

.nb-anim--zoom-in {
    animation-name: nbAnimZoomIn;
}

@keyframes nbAnimFadeUp {
    from {
        opacity: 0;
        transform: translate3d(0, 28px, 0);
    }
    to {
        opacity: 1;
        transform: translate3d(0, 0, 0);
    }
}

@keyframes nbAnimFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes nbAnimZoomIn {
    from {
        opacity: 0;
        transform: scale(.96);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@media (prefers-reduced-motion: reduce) {
    .nb-anim {
        animation: none !important;
        opacity: 1 !important;
        transform: none !important;
    }
}

.nb-hero-classic {
    position: relative;
    display: flex;
    align-items: center;
    overflow: hidden;
    min-height: var(--nb-hero-classic-min-height-desktop, 0px);
    padding-top: var(--nb-hero-classic-padding-top-desktop, 96px);
    padding-bottom: var(--nb-hero-classic-padding-bottom-desktop, 96px);
}

.nb-hero-classic .nb-container {
    width: 100%;
}

.nb-hero-classic__inner {
    width: min(100%, var(--nb-hero-classic-content-width, 980px));
    margin-inline: auto;
    text-align: var(--nb-hero-classic-align, center);
}

.nb-hero-classic__badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: .45rem .85rem;
    border-radius: 999px;
    margin-bottom: var(--nb-space-md, 1rem);
    background: color-mix(in srgb, var(--nb-hero-classic-badge-color, var(--nb-color-accent)) 12%, transparent);
    color: var(--nb-hero-classic-badge-color, var(--nb-color-accent));
    font-size: var(--nb-text-sm, .875rem);
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.nb-hero-classic__title {
    margin: 0;
    font-family: var(--nb-font-head);
    font-size: var(--nb-hero-classic-title-desktop, clamp(3rem, 8vw, 8rem));
    line-height: .95;
    letter-spacing: -.04em;
    font-weight: var(--nb-weight-black, 800);
    color: var(--nb-hero-classic-title-color, var(--nb-color-text));
    text-wrap: balance;
}

.nb-hero-classic__divider {
    width: 88px;
    height: 4px;
    border-radius: 999px;
    margin: var(--nb-space-lg, 1.5rem) auto;
    background: var(--nb-hero-classic-badge-color, var(--nb-color-accent));
}

.nb-hero-classic--left .nb-hero-classic__divider {
    margin-inline: 0;
}

.nb-hero-classic--right .nb-hero-classic__divider {
    margin-inline: 0 0 0 auto;
}

.nb-hero-classic__subtitle {
    margin: 0 auto;
    max-width: 720px;
    font-size: var(--nb-hero-classic-subtitle-desktop, clamp(1.125rem, 2vw, 1.5rem));
    line-height: 1.65;
    color: var(--nb-hero-classic-subtitle-color, var(--nb-color-text-muted));
    text-wrap: pretty;
}

.nb-hero-classic--left .nb-hero-classic__subtitle,
.nb-hero-classic--right .nb-hero-classic__subtitle {
    margin-inline: 0;
}

.nb-hero-classic--right .nb-hero-classic__subtitle {
    margin-left: auto;
}

.nb-hero-classic__actions {
    display: flex;
    gap: var(--nb-space-sm, .75rem);
    margin-top: var(--nb-space-xl, 1.75rem);
    justify-content: center;
}

.nb-hero-classic .nb-btn--primary {
    background: var(--nb-hero-classic-button-bg, var(--nb-btn-primary-bg, var(--nb-color-accent)));
    color: var(--nb-hero-classic-button-text, var(--nb-btn-primary-text, #fff));
    border-color: var(--nb-hero-classic-button-border, var(--nb-btn-primary-border, var(--nb-color-accent)));
    border-radius: var(--nb-hero-classic-button-radius, var(--nb-radius-btn, .5rem));
}

.nb-hero-classic .nb-btn--primary:hover {
    background: var(--nb-hero-classic-button-bg-hover, var(--nb-btn-primary-bg-hover, var(--nb-color-accent-alt)));
    color: var(--nb-hero-classic-button-text-hover, var(--nb-btn-primary-text-hover, #fff));
    border-color: var(--nb-hero-classic-button-border-hover, var(--nb-btn-primary-border-hover, var(--nb-color-accent-alt)));
}

.nb-hero-classic .nb-btn--primary:active {
    background: var(--nb-hero-classic-button-bg-active, var(--nb-btn-primary-bg-active, var(--nb-color-accent-alt)));
    color: var(--nb-hero-classic-button-text-active, var(--nb-btn-primary-text-active, #fff));
    border-color: var(--nb-hero-classic-button-border-active, var(--nb-btn-primary-border-active, var(--nb-color-accent-alt)));
}

.nb-hero-classic .nb-btn--outline {
    background: var(--nb-hero-classic-button-outline-bg, var(--nb-btn-outline-bg, transparent));
    color: var(--nb-hero-classic-button-outline-text, var(--nb-btn-outline-text, var(--nb-color-accent)));
    border-color: var(--nb-hero-classic-button-outline-border, var(--nb-btn-outline-border, var(--nb-color-accent)));
    border-radius: var(--nb-hero-classic-button-radius, var(--nb-radius-btn, .5rem));
}

.nb-hero-classic .nb-btn--outline:hover {
    background: var(--nb-hero-classic-button-outline-bg-hover, var(--nb-btn-outline-bg-hover, var(--nb-color-accent)));
    color: var(--nb-hero-classic-button-outline-text-hover, var(--nb-btn-outline-text-hover, #fff));
    border-color: var(--nb-hero-classic-button-outline-border-hover, var(--nb-btn-outline-border-hover, var(--nb-color-accent)));
}

.nb-hero-classic .nb-btn--outline:active {
    background: var(--nb-hero-classic-button-outline-bg-active, var(--nb-btn-outline-bg-active, var(--nb-color-accent-alt)));
    color: var(--nb-hero-classic-button-outline-text-active, var(--nb-btn-outline-text-active, #fff));
    border-color: var(--nb-hero-classic-button-outline-border-active, var(--nb-btn-outline-border-active, var(--nb-color-accent-alt)));
}

.nb-hero-classic--left .nb-hero-classic__actions {
    justify-content: flex-start;
}

.nb-hero-classic--right .nb-hero-classic__actions {
    justify-content: flex-end;
}

@media (max-width: 767px) {
    .nb-hero-classic {
        min-height: var(--nb-hero-classic-min-height-mobile, 0px);
        padding-top: var(--nb-hero-classic-padding-top-mobile, 56px);
        padding-bottom: var(--nb-hero-classic-padding-bottom-mobile, 56px);
    }

    .nb-hero-classic__title {
        font-size: var(--nb-hero-classic-title-mobile, clamp(2.25rem, 12vw, 3.75rem));
    }

    .nb-hero-classic__subtitle {
        font-size: var(--nb-hero-classic-subtitle-mobile, 1.125rem);
    }
}

/* ════════════════════════════════════
   SECTION SHARED
   ════════════════════════════════════ */

.nb-section {
    padding-block: var(--nb-section-padding, clamp(3rem, 6vw, 6rem));
    background:    var(--nb-color-bg);
    color:         var(--nb-color-text);
}
.nb-surface,
.nb-card {
    background: var(--nb-color-surface, var(--nb-color-bg));
    border: var(--nb-border-width, 1px) solid var(--nb-color-border, #e5e7eb);
    border-radius: var(--nb-radius-card, .75rem);
    box-shadow: var(--nb-shadow-card, none);
    transition:
        background-color var(--nb-surface-motion-duration, 0ms) var(--nb-ease, ease),
        border-color var(--nb-surface-motion-duration, 0ms) var(--nb-ease, ease),
        box-shadow var(--nb-surface-motion-duration, 0ms) var(--nb-ease, ease),
        transform var(--nb-surface-motion-duration, 0ms) var(--nb-ease, ease);
}

.nb-media {
    border-radius: var(--nb-radius-media, var(--nb-radius-card, .75rem));
    overflow: hidden;
    transition:
        border-radius var(--nb-surface-motion-duration, 0ms) var(--nb-ease, ease),
        transform var(--nb-surface-motion-duration, 0ms) var(--nb-ease, ease);
}

.nb-section--alt {
    background: var(--nb-color-bg-alt);
}
[data-nb-theme="dark"] {
    background: var(--nb-color-text, #1a1a1a);
    color:      #fff;
}

.nb-section-header {
    text-align:    center;
    margin-bottom: var(--nb-space-2xl);
    max-width:     600px;
    margin-inline: auto;
}

.nb-eyebrow {
    font-size:      var(--nb-text-sm);
    font-weight:    700;
    letter-spacing: .1em;
    text-transform: uppercase;
    color:          var(--nb-color-accent);
    margin-bottom:  var(--nb-space-xs, .5rem);
}

.nb-section-title {
    font-family: var(--nb-font-head);
    font-size:   var(--nb-text-3xl, clamp(1.5rem, 3vw, 2.25rem));
    font-weight: var(--nb-weight-black, 800);
    line-height: var(--nb-leading-tight, 1.2);
    color:       var(--nb-color-text);
    margin:      0;
}

/* ════════════════════════════════════
   FEATURES
   ════════════════════════════════════ */

.nb-features .nb-features__grid {
    display: grid;
    gap:     var(--nb-space-lg, 1.5rem);
}
.nb-features__grid--cols-2 { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.nb-features__grid--cols-3 { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.nb-features__grid--cols-4 { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }

.nb-feature-card {
    background:    var(--nb-color-surface, #fff);
    border:        1px solid var(--nb-color-border, #e5e7eb);
    border-radius: var(--nb-radius-card, .75rem);
    padding:       var(--nb-space-xl, 1.75rem);
    box-shadow:    var(--nb-shadow-sm, 0 1px 3px rgba(0,0,0,.06));
    transition:    box-shadow .2s, transform .2s;
}
.nb-feature-card:hover {
    box-shadow: var(--nb-shadow-md, 0 4px 12px rgba(0,0,0,.1));
    transform:  translateY(-2px);
}

.nb-feature-card__icon {
    font-size:     1.5rem;
    color:         var(--nb-color-accent);
    margin-bottom: var(--nb-space-md, 1rem);
    width:         2.5rem;
    height:        2.5rem;
    background:    color-mix(in srgb, var(--nb-color-accent) 12%, transparent);
    border-radius: var(--nb-radius-md, .5rem);
    display:       flex;
    align-items:   center;
    justify-content: center;
}

.nb-feature-card__title {
    font-family:   var(--nb-font-head);
    font-size:     var(--nb-text-lg, 1.125rem);
    font-weight:   700;
    color:         var(--nb-color-text);
    margin-bottom: var(--nb-space-xs, .5rem);
}

.nb-feature-card__text {
    font-size:   var(--nb-text-base, 1rem);
    line-height: var(--nb-leading-relaxed, 1.65);
    color:       var(--nb-color-text-muted);
    margin:      0;
}

/* ════════════════════════════════════
   TEXT SECTION
   ════════════════════════════════════ */

.nb-text-section__inner {
    /* max-width and alignment set inline from props */
}

.nb-text-section .nb-section-title {
    margin-bottom: var(--nb-space-lg, 1.5rem);
}

.nb-text-section__body {
    font-size:     var(--nb-text-lg, 1.125rem);
    line-height:   var(--nb-leading-relaxed, 1.65);
    color:         var(--nb-color-text-muted);
    margin-bottom: var(--nb-space-md, 1rem);
}
.nb-text-section__body:last-child { margin-bottom: 0; }

.nb-text-section__actions {
    margin-top: var(--nb-space-xl, 1.75rem);
}

/* ════════════════════════════════════
   CTA
   ════════════════════════════════════ */

.nb-cta {
    padding-block: var(--nb-space-2xl, 3rem);
}

.nb-cta__inner {
    display:         flex;
    flex-wrap:       wrap;
    gap:             var(--nb-space-xl, 1.75rem);
    align-items:     center;
    justify-content: space-between;
}

.nb-cta__copy {
    flex: 1 1 300px;
}

.nb-cta__heading {
    font-family: var(--nb-font-head);
    font-size:   var(--nb-text-2xl, clamp(1.25rem, 2.5vw, 1.875rem));
    font-weight: 800;
    line-height: 1.2;
    margin:      0 0 .4rem;
}

.nb-cta__subheading {
    font-size:   var(--nb-text-base, 1rem);
    margin:      0;
    opacity:     .8;
}

.nb-cta__actions {
    display:     flex;
    flex-wrap:   wrap;
    gap:         var(--nb-space-sm, .75rem);
    flex-shrink: 0;
}

/* Button helpers */
.nb-btn--white {
    background: #fff;
    color:      var(--nb-color-accent);
}
.nb-btn--white:hover {
    background: rgba(255,255,255,.9);
}
.nb-btn--outline-white {
    background:   transparent;
    color:        #fff;
    border:       2px solid rgba(255,255,255,.5);
}
.nb-btn--outline-white:hover {
    border-color: #fff;
    background:   rgba(255,255,255,.08);
}
.nb-btn--accent {
    background: var(--nb-color-accent);
    color:      #fff;
}
.nb-btn--accent:hover {
    opacity: .9;
}