/* ============================================================
   CoreShift Digital — Editorial Studio Landing Page
   ============================================================ */

:root {
    --svg7t7k-bg: #FAFAF8;
    --svg7t7k-primary: #181818;
    --svg7t7k-accent: #E85D2A;
    --svg7t7k-secondary: #D7A84A;
    --svg7t7k-neutral: #E7E5E2;

    --svg7t7k-font-display: 'DM Serif Display', serif;
    --svg7t7k-font-body: 'Inter', sans-serif;

    --svg7t7k-container: 1280px;
    --svg7t7k-gutter: clamp(24px, 6vw, 96px);

    --svg7t7k-ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--svg7t7k-bg);
    color: var(--svg7t7k-primary);
    font-family: var(--svg7t7k-font-body);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

img,
svg {
    display: block;
    max-width: 100%;
}

::selection {
    background: var(--svg7t7k-accent);
    color: var(--svg7t7k-bg);
}

:focus-visible {
    outline: 2px solid var(--svg7t7k-accent);
    outline-offset: 3px;
}

/* ---------- Reveal on scroll ---------- */

.svg7t7k-reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s var(--svg7t7k-ease), transform 0.8s var(--svg7t7k-ease);
}

.svg7t7k-reveal.svg7t7k-in-view {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
    .svg7t7k-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }
}

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

.svg7t7k-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(250, 250, 248, 0.92);
    backdrop-filter: blur(6px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s var(--svg7t7k-ease), box-shadow 0.3s var(--svg7t7k-ease);
}

.svg7t7k-header.svg7t7k-scrolled {
    border-bottom-color: var(--svg7t7k-neutral);
}

.svg7t7k-header-inner {
    max-width: var(--svg7t7k-container);
    margin: 0 auto;
    padding: 22px var(--svg7t7k-gutter);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.svg7t7k-logo {
    font-family: var(--svg7t7k-font-display);
    font-size: 1.25rem;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.svg7t7k-logo-dot {
    color: var(--svg7t7k-accent);
    margin: 0 2px;
}

.svg7t7k-nav {
    display: flex;
    gap: 40px;
}

.svg7t7k-nav-link {
    font-size: 0.9rem;
    font-weight: 500;
    position: relative;
    padding: 4px 0;
}

.svg7t7k-nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 1px;
    background: var(--svg7t7k-primary);
    transition: width 0.3s var(--svg7t7k-ease);
}

.svg7t7k-nav-link:hover::after {
    width: 100%;
}

.svg7t7k-header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.svg7t7k-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 32px;
    height: 32px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.svg7t7k-burger span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--svg7t7k-primary);
    transition: transform 0.3s var(--svg7t7k-ease), opacity 0.3s var(--svg7t7k-ease);
}

.svg7t7k-burger[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
}

.svg7t7k-burger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.svg7t7k-burger[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
}

.svg7t7k-mobile-menu {
    display: none;
    flex-direction: column;
    padding: 8px var(--svg7t7k-gutter) 28px;
    border-bottom: 1px solid var(--svg7t7k-neutral);
}

.svg7t7k-mobile-menu.svg7t7k-open {
    display: flex;
}

.svg7t7k-mobile-link {
    padding: 14px 0;
    font-size: 1rem;
    font-weight: 500;
    border-bottom: 1px solid var(--svg7t7k-neutral);
}

.svg7t7k-mobile-cta {
    margin-top: 20px;
    text-align: center;
}

/* ---------- Buttons ---------- */

.svg7t7k-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 100px;
    border: 1px solid var(--svg7t7k-primary);
    transition: background 0.25s var(--svg7t7k-ease), color 0.25s var(--svg7t7k-ease), border-color 0.25s var(--svg7t7k-ease);
    white-space: nowrap;
}

.svg7t7k-button--solid {
    background: var(--svg7t7k-primary);
    color: var(--svg7t7k-bg);
}

.svg7t7k-button--solid:hover {
    background: var(--svg7t7k-accent);
    border-color: var(--svg7t7k-accent);
}

.svg7t7k-button--outline {
    background: transparent;
    color: var(--svg7t7k-primary);
}

.svg7t7k-button--outline:hover {
    background: var(--svg7t7k-primary);
    color: var(--svg7t7k-bg);
}

/* ============================================================
   HERO
   ============================================================ */

.svg7t7k-hero {
    position: relative;
    max-width: var(--svg7t7k-container);
    margin: 0 auto;
    padding: clamp(90px, 16vw, 180px) var(--svg7t7k-gutter) clamp(70px, 10vw, 120px);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    overflow: hidden;
}

.svg7t7k-hero-deco {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

.svg7t7k-deco-diamond {
    position: absolute;
    top: 6%;
    right: 6%;
    width: 140px;
    height: 140px;
    border: 1.5px solid var(--svg7t7k-accent);
    transform: rotate(45deg);
    opacity: 0.55;
}

.svg7t7k-deco-ring {
    position: absolute;
    bottom: 4%;
    left: 4%;
    width: 190px;
    height: 190px;
    border-radius: 50%;
    border: 1.5px solid var(--svg7t7k-secondary);
    opacity: 0.5;
}

.svg7t7k-deco-line {
    position: absolute;
    top: 0;
    left: 18%;
    width: 1px;
    height: 100%;
    background: var(--svg7t7k-neutral);
}

.svg7t7k-deco-bar {
    position: absolute;
    bottom: 14%;
    right: 12%;
    width: 70px;
    height: 10px;
    background: var(--svg7t7k-secondary);
    opacity: 0.6;
}

.svg7t7k-eyebrow {
    position: relative;
    z-index: 1;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--svg7t7k-accent);
    margin: 0 0 28px;
}

.svg7t7k-hero-title {
    position: relative;
    z-index: 1;
    font-family: var(--svg7t7k-font-display);
    font-weight: 400;
    font-size: clamp(2.6rem, 8vw, 6.2rem);
    line-height: 1.04;
    letter-spacing: -0.01em;
    margin: 0 0 32px;
}

.svg7t7k-hero-title-alt {
    font-style: italic;
    color: var(--svg7t7k-accent);
}

.svg7t7k-hero-copy {
    position: relative;
    z-index: 1;
    max-width: 560px;
    font-size: 1.1rem;
    color: #4a4a48;
    margin: 0 0 40px;
}

.svg7t7k-hero-actions {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
}

/* ============================================================
   STUDIO PHILOSOPHY
   ============================================================ */

.svg7t7k-philosophy {
    position: relative;
    background: var(--svg7t7k-primary);
    color: var(--svg7t7k-bg);
    padding: clamp(90px, 14vw, 160px) var(--svg7t7k-gutter);
    overflow: hidden;
}

.svg7t7k-philosophy-num {
    position: absolute;
    top: -6%;
    left: 50%;
    transform: translateX(-50%);
    font-family: var(--svg7t7k-font-display);
    font-size: clamp(10rem, 30vw, 22rem);
    line-height: 1;
    color: rgba(250, 250, 248, 0.05);
    pointer-events: none;
    user-select: none;
}

.svg7t7k-philosophy-quote {
    position: relative;
    max-width: 900px;
    margin: 0 auto 40px;
    font-family: var(--svg7t7k-font-display);
    font-weight: 400;
    font-style: italic;
    font-size: clamp(1.7rem, 4vw, 3rem);
    line-height: 1.3;
    text-align: center;
}

.svg7t7k-philosophy-text {
    position: relative;
    max-width: 620px;
    margin: 0 auto;
    text-align: center;
    font-size: 1.05rem;
    color: rgba(250, 250, 248, 0.72);
}

.svg7t7k-philosophy-text a:hover {
    transition: .2s;
}

.svg7t7k-philosophy-text a:hover {
    color: var(--svg7t7k-accent);
}

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

.svg7t7k-process {
    max-width: var(--svg7t7k-container);
    margin: 0 auto;
    padding: clamp(90px, 12vw, 140px) var(--svg7t7k-gutter);
}

.svg7t7k-section-title {
    font-family: var(--svg7t7k-font-display);
    font-weight: 400;
    font-size: clamp(2rem, 5vw, 3.4rem);
    margin: 0 0 clamp(50px, 8vw, 90px);
    max-width: 600px;
}

.svg7t7k-process-list {
    display: flex;
    flex-direction: column;
}

.svg7t7k-process-step {
    display: flex;
    align-items: flex-start;
    gap: clamp(24px, 5vw, 64px);
    padding: 44px 0;
    border-top: 1px solid var(--svg7t7k-neutral);
}

.svg7t7k-process-step:last-child {
    border-bottom: 1px solid var(--svg7t7k-neutral);
}

.svg7t7k-process-step--alt {
    flex-direction: row-reverse;
    text-align: right;
}

.svg7t7k-process-step--alt .svg7t7k-process-body {
    align-items: flex-end;
}

.svg7t7k-process-number {
    flex: 0 0 auto;
    font-family: var(--svg7t7k-font-display);
    font-size: clamp(3rem, 7vw, 5rem);
    line-height: 1;
    color: transparent;
    -webkit-text-stroke: 1.5px var(--svg7t7k-accent);
}

.svg7t7k-process-body {
    display: flex;
    flex-direction: column;
    max-width: 620px;
}

.svg7t7k-process-title {
    font-family: var(--svg7t7k-font-display);
    font-weight: 400;
    font-size: 1.6rem;
    margin: 8px 0 12px;
}

.svg7t7k-process-text {
    margin: 0;
    color: #4a4a48;
    font-size: 1rem;
}

/* ============================================================
   CAPABILITIES
   ============================================================ */

.svg7t7k-capabilities {
    max-width: var(--svg7t7k-container);
    margin: 0 auto;
    padding: clamp(60px, 10vw, 100px) var(--svg7t7k-gutter) clamp(90px, 12vw, 140px);
}

.svg7t7k-capability {
    display: flex;
    align-items: center;
    gap: clamp(32px, 6vw, 90px);
    padding: clamp(50px, 8vw, 80px) 0;
    border-top: 1px solid var(--svg7t7k-neutral);
}

.svg7t7k-capability--reverse {
    flex-direction: row-reverse;
}

.svg7t7k-capability-text {
    flex: 1 1 50%;
    min-width: 0;
}

.svg7t7k-capability-title {
    font-family: var(--svg7t7k-font-display);
    font-weight: 400;
    font-size: clamp(1.6rem, 3.4vw, 2.4rem);
    margin: 0 0 18px;
}

.svg7t7k-capability-desc {
    margin: 0;
    max-width: 460px;
    color: #4a4a48;
    font-size: 1.02rem;
}

.svg7t7k-capability-illustration {
    position: relative;
    flex: 1 1 40%;
    height: 220px;
    min-width: 200px;
}

/* Illustration 01 — stacked offset squares */
.svg7t7k-illu-01 span {
    position: absolute;
    border: 1.5px solid var(--svg7t7k-primary);
}

.svg7t7k-illu-01 span:nth-child(1) {
    width: 120px;
    height: 120px;
    top: 10px;
    left: 20px;
}

.svg7t7k-illu-01 span:nth-child(2) {
    width: 120px;
    height: 120px;
    top: 45px;
    left: 60px;
    border-color: var(--svg7t7k-accent);
}

.svg7t7k-illu-01 span:nth-child(3) {
    width: 120px;
    height: 120px;
    top: 80px;
    left: 100px;
    border-color: var(--svg7t7k-secondary);
}

/* Illustration 02 — circle + diagonal bar */
.svg7t7k-illu-02 span:nth-child(1) {
    position: absolute;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    border: 1.5px solid var(--svg7t7k-accent);
    top: 20px;
    right: 30px;
}

.svg7t7k-illu-02 span:nth-child(2) {
    position: absolute;
    width: 200px;
    height: 8px;
    background: var(--svg7t7k-primary);
    top: 100px;
    right: 0;
    transform: rotate(-18deg);
}

/* Illustration 03 — grid of bars, ascending */
.svg7t7k-illu-03 {
    display: flex;
    align-items: flex-end;
    gap: 14px;
    height: 220px;
}

.svg7t7k-illu-03 span {
    display: block;
    width: 28px;
    background: var(--svg7t7k-neutral);
}

.svg7t7k-illu-03 span:nth-child(1) {
    height: 40%;
}

.svg7t7k-illu-03 span:nth-child(2) {
    height: 65%;
    background: var(--svg7t7k-secondary);
}

.svg7t7k-illu-03 span:nth-child(3) {
    height: 90%;
    background: var(--svg7t7k-accent);
}

.svg7t7k-illu-03 span:nth-child(4) {
    height: 55%;
}

/* Illustration 04 — triangle + dot */
.svg7t7k-illu-04 span:nth-child(1) {
    position: absolute;
    width: 0;
    height: 0;
    top: 20px;
    left: 40px;
    border-left: 90px solid transparent;
    border-right: 90px solid transparent;
    border-bottom: 150px solid var(--svg7t7k-neutral);
}

.svg7t7k-illu-04 span:nth-child(2) {
    position: absolute;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--svg7t7k-accent);
    top: 30px;
    right: 40px;
}

/* ============================================================
   FOOTER
   ============================================================ */

.svg7t7k-footer {
    border-top: 1px solid var(--svg7t7k-neutral);
    padding: 48px var(--svg7t7k-gutter) 36px;
}

.svg7t7k-footer-top {
    max-width: var(--svg7t7k-container);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    padding-bottom: 28px;
}

.svg7t7k-logo--footer {
    font-size: 1.1rem;
}

.svg7t7k-footer-nav {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}

.svg7t7k-footer-link {
    font-size: 0.9rem;
    color: #4a4a48;
}

.svg7t7k-footer-link:hover {
    color: var(--svg7t7k-primary);
}

.svg7t7k-footer-bottom {
    max-width: var(--svg7t7k-container);
    margin: 0 auto;
    padding-top: 20px;
    border-top: 1px solid var(--svg7t7k-neutral);
}

.svg7t7k-footer-copy {
    margin: 0;
    font-size: 0.82rem;
    color: #8a8a86;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 900px) {
    .svg7t7k-nav {
        display: none;
    }

    .svg7t7k-burger {
        display: flex;
    }

    .svg7t7k-process-step,
    .svg7t7k-process-step--alt {
        flex-direction: column;
        text-align: left;
    }

    .svg7t7k-process-step--alt .svg7t7k-process-body {
        align-items: flex-start;
    }

    .svg7t7k-capability,
    .svg7t7k-capability--reverse {
        flex-direction: column;
        align-items: flex-start;
    }

    .svg7t7k-capability-illustration {
        width: 100%;
    }
}

@media (max-width: 560px) {
    .svg7t7k-hero {
        text-align: left;
        align-items: flex-start;
    }

    .svg7t7k-hero-actions {
        justify-content: flex-start;
    }

    .svg7t7k-philosophy-quote,
    .svg7t7k-philosophy-text {
        text-align: left;
        margin-left: 0;
        margin-right: 0;
    }

    .svg7t7k-deco-diamond,
    .svg7t7k-deco-ring {
        transform-origin: center;
        scale: 0.7;
    }
}