/* ================================================================
   PROJECTKART — SECTIONS
   Shared section layouts, headers, grids, backgrounds and
   reusable content-section components.
   ================================================================ */


/* ================================================================
   SECTION BASE
   ================================================================ */

   .section {
    position: relative;
    width: 100%;
    padding: var(--space-24) 0;
    overflow: hidden;
}

.section--sm {
    padding: var(--space-16) 0;
}

.section--md {
    padding: var(--space-20) 0;
}

.section--lg {
    padding: var(--space-32) 0;
}

.section--xl {
    padding: var(--space-40) 0;
}

.section:first-child {
    padding-top: var(--space-16);
}

.section:last-child {
    padding-bottom: var(--space-32);
}


/* ================================================================
   SECTION BACKGROUNDS
   ================================================================ */

.section--dark {
    background: var(--color-bg-primary);
}

.section--surface {
    background: var(--color-surface);
}

.section--surface-2 {
    background: var(--color-surface-2);
}

.section--surface-3 {
    background: var(--color-surface-3);
}

.section--gradient {
    background:
        radial-gradient(
            circle at 15% 20%,
            rgba(40, 120, 255, 0.10),
            transparent 34%
        ),
        radial-gradient(
            circle at 85% 80%,
            rgba(40, 120, 255, 0.06),
            transparent 32%
        ),
        var(--color-bg-primary);
}


/* ================================================================
   SECTION TOP / BOTTOM FADE
   ================================================================ */

.section--fade-top::before,
.section--fade-bottom::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    height: 140px;
    pointer-events: none;
    z-index: 0;
}

.section--fade-top::before {
    top: 0;
    background: linear-gradient(
        to bottom,
        var(--color-bg-primary),
        transparent
    );
}

.section--fade-bottom::after {
    bottom: 0;
    background: linear-gradient(
        to top,
        var(--color-bg-primary),
        transparent
    );
}


/* ================================================================
   SECTION CONTAINER
   ================================================================ */

.section > .container,
.section > .container--wide,
.section > .container--narrow {
    position: relative;
    z-index: 1;
}


/* ================================================================
   SECTION HEADER
   ================================================================ */

.section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--space-10);
    margin-bottom: var(--space-12);
}

.section-header--center {
    align-items: center;
    justify-content: center;
    text-align: center;
}

.section-header--stacked {
    display: block;
}

.section-header__content {
    max-width: var(--content-width-md);
}

.section-header--center .section-header__content {
    margin-inline: auto;
}

.section-header__actions {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    flex-shrink: 0;
}

.section-header__eyebrow {
    margin-bottom: var(--space-3);
}

.section-header__title {
    margin: 0;
}

.section-header__description {
    max-width: 680px;
    margin-top: var(--space-4);
    color: var(--color-text-secondary);
    line-height: 1.75;
}

.section-header--center .section-header__description {
    margin-inline: auto;
}


/* ================================================================
   SECTION TITLE ROW
   ================================================================ */

.section-title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.section-title-row__left {
    min-width: 0;
}

.section-title-row__right {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-shrink: 0;
}

.section-title-row h2,
.section-title-row h3 {
    margin: 0;
}


/* ================================================================
   CONTENT GRID
   ================================================================ */

.content-grid {
    display: grid;
    gap: var(--space-6);
}

.content-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.content-grid--3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.content-grid--4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.content-grid--5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.content-grid--6 {
    grid-template-columns: repeat(6, minmax(0, 1fr));
}

.content-grid--auto {
    grid-template-columns: repeat(
        auto-fit,
        minmax(240px, 1fr)
    );
}

.content-grid--auto-sm {
    grid-template-columns: repeat(
        auto-fit,
        minmax(190px, 1fr)
    );
}

.content-grid--auto-lg {
    grid-template-columns: repeat(
        auto-fit,
        minmax(320px, 1fr)
    );
}


/* ================================================================
   GRID GAP VARIATIONS
   ================================================================ */

.content-grid--tight {
    gap: var(--space-4);
}

.content-grid--wide {
    gap: var(--space-8);
}

.content-grid--extra-wide {
    gap: var(--space-10);
}


/* ================================================================
   SPLIT SECTION
   ================================================================ */

.split-section {
    display: grid;
    grid-template-columns:
        minmax(0, 1fr)
        minmax(0, 1fr);
    align-items: center;
    gap: clamp(48px, 7vw, 120px);
}

.split-section--reverse {
    direction: rtl;
}

.split-section--reverse > * {
    direction: ltr;
}

.split-section__content {
    min-width: 0;
}

.split-section__visual {
    position: relative;
    min-width: 0;
}

.split-section__eyebrow {
    margin-bottom: var(--space-4);
}

.split-section__title {
    margin: 0;
}

.split-section__description {
    margin-top: var(--space-5);
    max-width: 640px;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.split-section__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-7);
}


/* ================================================================
   FEATURE LIST
   ================================================================ */

.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
    margin-top: var(--space-8);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
}

.feature-item__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    flex: 0 0 42px;

    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);

    background: var(--color-surface);
    color: var(--color-brand-primary);

    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        background-color var(--transition-base),
        box-shadow var(--transition-base);
}

.feature-item:hover .feature-item__icon {
    transform: translateY(-2px);
    border-color: var(--color-brand-border);
    background: var(--color-brand-soft);
    box-shadow: var(--shadow-glow-sm);
}

.feature-item__icon svg,
.feature-item__icon img {
    width: 20px;
    height: 20px;
}

.feature-item__content {
    min-width: 0;
}

.feature-item__title {
    margin: 0 0 var(--space-1);
    color: var(--color-text-primary);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-semibold);
}

.feature-item__text {
    margin: 0;
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: 1.65;
}


/* ================================================================
   FEATURE CARD
   ================================================================ */

.feature-card {
    position: relative;
    padding: var(--space-7);

    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);

    background:
        linear-gradient(
            145deg,
            rgba(255, 255, 255, 0.025),
            transparent 55%
        ),
        var(--color-surface);

    overflow: hidden;

    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-base);
}

.feature-card::before {
    content: "";
    position: absolute;
    top: -100px;
    right: -100px;

    width: 220px;
    height: 220px;

    border-radius: 50%;

    background: rgba(40, 120, 255, 0.08);
    filter: blur(35px);

    pointer-events: none;
}

.feature-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-brand-border);
    box-shadow: var(--shadow-card);
}

.feature-card__icon {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 50px;
    height: 50px;
    margin-bottom: var(--space-5);

    border: 1px solid var(--color-brand-border);
    border-radius: var(--radius-lg);

    background: var(--color-brand-soft);
    color: var(--color-brand-primary);
}

.feature-card__icon svg,
.feature-card__icon img {
    width: 23px;
    height: 23px;
}

.feature-card__title {
    margin: 0 0 var(--space-2);
}

.feature-card__text {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
}


/* ================================================================
   STAT SECTION
   ================================================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));

    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.stat-item {
    position: relative;
    padding: var(--space-8) var(--space-6);
    text-align: center;
}

.stat-item + .stat-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 25%;
    bottom: 25%;
    width: 1px;
    background: var(--color-border);
}

.stat-item__value {
    display: block;
    color: var(--color-text-primary);
    font-size: clamp(30px, 4vw, 52px);
    line-height: 1;
    font-weight: var(--font-weight-extrabold);
    letter-spacing: -0.04em;
}

.stat-item__value span {
    color: var(--color-brand-primary);
}

.stat-item__label {
    display: block;
    margin-top: var(--space-3);
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}


/* ================================================================
   LOGO / TRUST STRIP
   ================================================================ */

.trust-strip {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-10);

    padding: var(--space-7) 0;

    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.trust-strip__label {
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.trust-strip__items {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-8);
}

.trust-strip__item {
    color: var(--color-text-subtle);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    transition: color var(--transition-fast);
}

.trust-strip__item:hover {
    color: var(--color-text-primary);
}


/* ================================================================
   CTA SECTION
   ================================================================ */

.cta-section {
    position: relative;
    padding: clamp(48px, 7vw, 96px);

    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);

    background:
        radial-gradient(
            circle at 15% 20%,
            rgba(40, 120, 255, 0.15),
            transparent 34%
        ),
        radial-gradient(
            circle at 85% 85%,
            rgba(40, 120, 255, 0.07),
            transparent 30%
        ),
        var(--color-surface);

    overflow: hidden;
}

.cta-section::before {
    content: "";
    position: absolute;
    inset: 0;

    background-image:
        linear-gradient(
            rgba(255, 255, 255, 0.018) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.018) 1px,
            transparent 1px
        );

    background-size: 44px 44px;
    mask-image: linear-gradient(
        to bottom right,
        black,
        transparent 75%
    );

    pointer-events: none;
}

.cta-section__content {
    position: relative;
    z-index: 1;
    max-width: 760px;
}

.cta-section__eyebrow {
    margin-bottom: var(--space-4);
}

.cta-section__title {
    margin: 0;
    max-width: 760px;
}

.cta-section__text {
    max-width: 640px;
    margin: var(--space-5) 0 0;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.cta-section__actions {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-7);
}


/* ================================================================
   CTA CENTER
   ================================================================ */

.cta-section--center {
    text-align: center;
}

.cta-section--center .cta-section__content {
    margin-inline: auto;
}

.cta-section--center .cta-section__text {
    margin-inline: auto;
}

.cta-section--center .cta-section__actions {
    justify-content: center;
}


/* ================================================================
   INFO PANEL
   ================================================================ */

.info-panel {
    padding: var(--space-7);

    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);

    background: var(--color-surface);
}

.info-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);

    padding-bottom: var(--space-5);
    margin-bottom: var(--space-5);

    border-bottom: 1px solid var(--color-border);
}

.info-panel__title {
    margin: 0;
}

.info-panel__body {
    color: var(--color-text-secondary);
    line-height: 1.75;
}

.info-panel__body > :first-child {
    margin-top: 0;
}

.info-panel__body > :last-child {
    margin-bottom: 0;
}


/* ================================================================
   IMAGE PANEL
   ================================================================ */

.image-panel {
    position: relative;

    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);

    background: var(--color-surface);
    overflow: hidden;
}

.image-panel__image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.image-panel__image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;

    transition: transform 700ms var(--ease-out);
}

.image-panel:hover .image-panel__image img {
    transform: scale(1.045);
}

.image-panel__image::after {
    content: "";
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            to top,
            rgba(7, 9, 13, 0.55),
            transparent 45%
        );

    pointer-events: none;
}

.image-panel__content {
    padding: var(--space-6);
}

.image-panel__title {
    margin: 0 0 var(--space-2);
}

.image-panel__text {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
}


/* ================================================================
   PROCESS / STEPS
   ================================================================ */

.steps {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-8);

    counter-reset: step;
}

.step {
    position: relative;
    counter-increment: step;
}

.step__number {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 48px;
    height: 48px;
    margin-bottom: var(--space-5);

    border: 1px solid var(--color-brand-border);
    border-radius: 50%;

    background: var(--color-brand-soft);
    color: var(--color-brand-primary);

    font-family: var(--font-family-mono);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-bold);
}

.step__number::before {
    content: counter(step, decimal-leading-zero);
}

.step__title {
    margin: 0 0 var(--space-2);
}

.step__text {
    margin: 0;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.steps--connected .step:not(:last-child)::after {
    content: "";
    position: absolute;

    top: 24px;
    left: 62px;
    right: -40px;

    height: 1px;
    background: var(--color-border);
}


/* ================================================================
   QUOTE / TESTIMONIAL
   ================================================================ */

.quote-card {
    position: relative;

    padding: var(--space-8);

    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);

    background: var(--color-surface);
}

.quote-card__mark {
    margin-bottom: var(--space-4);

    color: var(--color-brand-primary);
    font-family: Georgia, serif;
    font-size: 48px;
    line-height: 0.7;
}

.quote-card__text {
    margin: 0;

    color: var(--color-text-primary);
    font-size: var(--font-size-lg);
    line-height: 1.7;
}

.quote-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-3);

    margin-top: var(--space-6);
}

.quote-card__avatar {
    width: 42px;
    height: 42px;

    border: 1px solid var(--color-border);
    border-radius: 50%;

    object-fit: cover;
}

.quote-card__name {
    margin: 0;
    color: var(--color-text-primary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
}

.quote-card__role {
    margin: 2px 0 0;
    color: var(--color-text-muted);
    font-size: var(--font-size-xs);
}


/* ================================================================
   BANNER
   ================================================================ */

.section-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-8);

    padding: var(--space-6) var(--space-8);

    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);

    background:
        linear-gradient(
            90deg,
            rgba(40, 120, 255, 0.08),
            transparent
        ),
        var(--color-surface);
}

.section-banner__content {
    min-width: 0;
}

.section-banner__title {
    margin: 0 0 var(--space-1);
}

.section-banner__text {
    margin: 0;
    color: var(--color-text-secondary);
}

.section-banner__action {
    flex-shrink: 0;
}


/* ================================================================
   DIVIDER SECTION
   ================================================================ */

.section-divider {
    width: 100%;
    height: 1px;
    margin: 0;
    background: var(--color-border);
}


/* ================================================================
   DECORATIVE BLUE GLOW
   ================================================================ */

.section-glow {
    position: absolute;
    width: 420px;
    height: 420px;

    border-radius: 50%;

    background: rgba(40, 120, 255, 0.07);
    filter: blur(100px);

    pointer-events: none;
}

.section-glow--top-left {
    top: -220px;
    left: -180px;
}

.section-glow--top-right {
    top: -220px;
    right: -180px;
}

.section-glow--bottom-left {
    bottom: -220px;
    left: -180px;
}

.section-glow--bottom-right {
    right: -180px;
    bottom: -220px;
}


/* ================================================================
   TECHNICAL GRID
   ================================================================ */

.technical-grid {
    position: absolute;
    inset: 0;

    background-image:
        linear-gradient(
            rgba(255, 255, 255, 0.018) 1px,
            transparent 1px
        ),
        linear-gradient(
            90deg,
            rgba(255, 255, 255, 0.018) 1px,
            transparent 1px
        );

    background-size: 48px 48px;

    mask-image: radial-gradient(
        ellipse at center,
        black 0%,
        transparent 75%
    );

    pointer-events: none;
}


/* ================================================================
   HORIZONTAL SCROLL AREA
   ================================================================ */

.horizontal-scroll {
    display: flex;
    gap: var(--space-5);

    overflow-x: auto;
    overflow-y: hidden;

    padding-bottom: var(--space-3);

    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
}

.horizontal-scroll > * {
    flex: 0 0 auto;
    scroll-snap-align: start;
}


/* ================================================================
   RESPONSIVE — 1200px
   ================================================================ */

@media (max-width: 1200px) {

    .section {
        padding: var(--space-20) 0;
    }

    .section--lg {
        padding: var(--space-28) 0;
    }

    .content-grid--5,
    .content-grid--6 {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .split-section {
        gap: var(--space-12);
    }

    .stats-grid {
        grid-template-columns: repeat(4, minmax(0, 1fr));
    }
}


/* ================================================================
   RESPONSIVE — 1000px
   ================================================================ */

@media (max-width: 1000px) {

    .content-grid--4,
    .content-grid--5,
    .content-grid--6 {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .split-section {
        grid-template-columns: 1fr;
        gap: var(--space-10);
    }

    .split-section--reverse {
        direction: ltr;
    }

    .split-section__visual {
        order: -1;
    }

    .steps {
        gap: var(--space-6);
    }

    .steps--connected .step:not(:last-child)::after {
        right: -28px;
    }
}


/* ================================================================
   RESPONSIVE — 800px
   ================================================================ */

@media (max-width: 800px) {

    .section {
        padding: var(--space-16) 0;
    }

    .section--sm {
        padding: var(--space-12) 0;
    }

    .section--lg,
    .section--xl {
        padding: var(--space-20) 0;
    }

    .section-header {
        display: block;
    }

    .section-header__actions {
        justify-content: flex-start;
        margin-top: var(--space-5);
    }

    .content-grid--3,
    .content-grid--4,
    .content-grid--5,
    .content-grid--6 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .stat-item:nth-child(3)::before {
        display: none;
    }

    .stat-item:nth-child(n + 3) {
        border-top: 1px solid var(--color-border);
    }

    .trust-strip {
        gap: var(--space-5);
    }

    .trust-strip__items {
        gap: var(--space-5);
    }

    .steps {
        grid-template-columns: 1fr;
        gap: var(--space-7);
    }

    .steps--connected .step:not(:last-child)::after {
        display: none;
    }

    .section-banner {
        align-items: flex-start;
        flex-direction: column;
        gap: var(--space-5);
    }

    .section-banner__action {
        width: 100%;
    }

    .section-banner__action .btn {
        width: 100%;
    }

    .cta-section {
        padding: var(--space-10);
    }
}


/* ================================================================
   RESPONSIVE — 600px
   ================================================================ */

@media (max-width: 600px) {

    .section {
        padding: var(--space-14) 0;
    }

    .section--lg,
    .section--xl {
        padding: var(--space-16) 0;
    }

    .section-header {
        margin-bottom: var(--space-8);
    }

    .section-header__description {
        margin-top: var(--space-3);
        line-height: 1.65;
    }

    .section-header__actions {
        flex-wrap: wrap;
    }

    .section-title-row {
        align-items: flex-start;
        flex-direction: column;
        gap: var(--space-4);
        margin-bottom: var(--space-6);
    }

    .section-title-row__right {
        width: 100%;
        justify-content: flex-start;
    }

    .content-grid,
    .content-grid--2,
    .content-grid--3,
    .content-grid--4,
    .content-grid--5,
    .content-grid--6 {
        grid-template-columns: 1fr;
    }

    .content-grid--auto,
    .content-grid--auto-sm,
    .content-grid--auto-lg {
        grid-template-columns: 1fr;
    }

    .feature-card {
        padding: var(--space-6);
    }

    .feature-list {
        gap: var(--space-4);
    }

    .stats-grid {
        grid-template-columns: 1fr 1fr;
    }

    .stat-item {
        padding: var(--space-6) var(--space-4);
    }

    .stat-item:nth-child(even)::before {
        display: block;
    }

    .stat-item:nth-child(3)::before,
    .stat-item:nth-child(4)::before {
        display: none;
    }

    .stat-item:nth-child(n + 3) {
        border-top: 1px solid var(--color-border);
    }

    .trust-strip {
        align-items: flex-start;
        flex-direction: column;
    }

    .trust-strip__items {
        width: 100%;
        justify-content: flex-start;
    }

    .cta-section {
        padding: var(--space-8) var(--space-6);
        border-radius: var(--radius-xl);
    }

    .cta-section__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .cta-section__actions .btn {
        width: 100%;
    }

    .info-panel {
        padding: var(--space-6);
    }

    .image-panel__content {
        padding: var(--space-5);
    }

    .quote-card {
        padding: var(--space-6);
    }

    .horizontal-scroll {
        margin-inline: calc(var(--container-padding-mobile) * -1);
        padding-inline: var(--container-padding-mobile);
    }
}


/* ================================================================
   RESPONSIVE — 420px
   ================================================================ */

@media (max-width: 420px) {

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-item + .stat-item::before {
        display: none;
    }

    .stat-item:nth-child(n + 2) {
        border-top: 1px solid var(--color-border);
    }

    .trust-strip__items {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        width: 100%;
    }

    .section-banner {
        padding: var(--space-5);
    }

    .feature-card {
        padding: var(--space-5);
    }

    .quote-card {
        padding: var(--space-5);
    }
}


/* ================================================================
   REDUCED MOTION
   ================================================================ */

@media (prefers-reduced-motion: reduce) {

    .feature-card,
    .feature-item__icon,
    .image-panel__image img {
        transition: none;
    }

    .feature-card:hover {
        transform: none;
    }

    .image-panel:hover .image-panel__image img {
        transform: none;
    }

    .horizontal-scroll {
        scroll-behavior: auto;
    }
}