/* =========================================================================
   Creative Digital Agency — Coming Soon
   Table of contents:
     1. Variables & reset
     2. Base typography & utilities
     3. Background canvas & glow
     4. Hero & slide(s)
     5. Slide bullet navigation
     6. Footer
     7. Custom cursor
     8. Page-load animation
     9. Responsive breakpoints
     10. Reduced motion & accessibility
   ========================================================================= */

/* ---------------------------- 1. Variables ------------------------------ */
:root {
    --color-bg: #050507;
    --color-bg-alt: #0a0a0e;
    --color-text: #f4f5f7;
    --color-text-muted: rgba(244, 245, 247, 0.64);
    --color-text-faint: rgba(244, 245, 247, 0.38);
    --color-border: rgba(255, 255, 255, 0.1);
    --color-accent: #5ee7ff;
    --color-accent-alt: #8a5cff;

    --font-display: 'Space Grotesk', 'Helvetica Neue', Arial, sans-serif;
    --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;

    --footer-height: 64px;
    --content-max-width: 1320px;
    --gutter: clamp(1.5rem, 5vw, 4rem);

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
    --transition-fast: 300ms var(--ease-out);
    --transition-medium: 500ms var(--ease-out);
    --transition-slow: 800ms var(--ease-out);

    color-scheme: dark;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

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

button {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    cursor: pointer;
}

/* ---------------------- 2. Base typography & utilities ------------------ */

.section-inner {
    max-width: var(--content-max-width);
    margin-inline: auto;
    padding-inline: var(--gutter);
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: fixed;
    top: -60px;
    left: 1rem;
    z-index: 1000;
    background: var(--color-accent);
    color: #050507;
    padding: 0.75rem 1.25rem;
    border-radius: 6px;
    font-weight: 600;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 1rem;
}

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

/* -------------------- 3. Background canvas & glow ------------------------ */

#bg-canvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    display: block;
}

body[data-bg-mode="none"] #bg-canvas {
    display: none;
}

.bg-glow {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 60% 45% at 22% 20%, rgba(138, 92, 255, 0.22), transparent 60%),
        radial-gradient(ellipse 55% 45% at 80% 75%, rgba(94, 231, 255, 0.16), transparent 60%),
        linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

body[data-bg-mode="none"] .bg-glow,
body[data-bg-mode="gradient"] .bg-glow {
    background:
        radial-gradient(ellipse 70% 55% at 25% 15%, rgba(138, 92, 255, 0.28), transparent 60%),
        radial-gradient(ellipse 65% 55% at 80% 80%, rgba(94, 231, 255, 0.22), transparent 60%),
        linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
}

/* --------------------------- 4. Hero & slide(s) ---------------------------- */

.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    padding-bottom: var(--footer-height);
}

.hero__slides {
    position: relative;
    width: 100%;
    max-width: var(--content-max-width);
    margin-inline: auto;
    padding-inline: var(--gutter);
    padding-right: clamp(3.5rem, 8vw, 7rem);
}

.slide {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding-inline: var(--gutter);
    padding-right: clamp(3.5rem, 8vw, 7rem);
    margin-inline: calc(var(--gutter) * -1);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(24px);
    transition: opacity var(--transition-slow), transform var(--transition-slow), visibility var(--transition-slow);
}

.slide.is-active {
    position: relative;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0);
}

.slide__content {
    will-change: transform;
}

.slide__heading {
    margin: 0;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(2.6rem, 8.4vw, 6.75rem);
    line-height: 0.98;
    letter-spacing: -0.01em;
    text-transform: uppercase;
}

.slide__line {
    display: block;
    overflow: hidden;
}

.slide__line span,
.slide__line {
    background: linear-gradient(180deg, #fff, rgba(255, 255, 255, 0.82));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.slide.is-active .slide__line {
    animation: line-in var(--transition-slow) var(--ease-out) both;
    animation-delay: calc(var(--stagger, 0) * 110ms + 120ms);
}

@keyframes line-in {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* --------------------- 5. Slide bullet navigation ------------------------ */

.slide-nav {
    position: absolute;
    right: clamp(1.25rem, 3.5vw, 3rem);
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
}

.slide-nav__list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.slide-nav__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1px solid var(--color-text-faint);
    background: transparent;
    transition: all var(--transition-fast);
    padding: 0;
}

.slide-nav__dot:hover {
    border-color: var(--color-accent);
}

.slide-nav__dot.is-active {
    width: 12px;
    height: 12px;
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(94, 231, 255, 0.18);
}

.hero--single .hero__slides,
.hero--single .slide {
    padding-right: var(--gutter);
}

/* ------------------------------ 6. Footer -------------------------------- */

.site-footer {
    position: fixed;
    inset-inline: 0;
    bottom: 0;
    z-index: 500;
    min-height: var(--footer-height);
    display: flex;
    align-items: center;
    justify-content: center;
    border-top: 1px solid var(--color-border);
    background: linear-gradient(0deg, rgba(5, 5, 7, 0.92) 0%, rgba(5, 5, 7, 0.6) 75%, transparent 100%);
    backdrop-filter: blur(6px);
}

.site-footer__inner {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
}

.site-footer__copy {
    font-size: 0.8rem;
    color: var(--color-text-faint);
    margin: 0;
    text-align: center;
}

/* --------------------------- 7. Custom cursor ---------------------------- */

.cursor-dot,
.cursor-ring {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    pointer-events: none;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    will-change: transform;
}

.cursor-dot {
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.cursor-ring {
    width: 34px;
    height: 34px;
    border: 1px solid rgba(94, 231, 255, 0.5);
    opacity: 0;
    transition: opacity var(--transition-fast), width var(--transition-fast), height var(--transition-fast), border-color var(--transition-fast);
}

body.has-fine-pointer .cursor-dot,
body.has-fine-pointer .cursor-ring {
    opacity: 1;
}

body.cursor-active .cursor-ring {
    width: 52px;
    height: 52px;
    border-color: var(--color-accent);
}

/* ----------------------- 8. Page-load animation -------------------- */

body:not(.is-loaded) .hero {
    opacity: 0;
}

body.is-loaded .hero {
    opacity: 1;
    transition: opacity var(--transition-slow);
}

/* ------------------------- 9. Responsive breakpoints ---------------------- */

@media (max-width: 768px) {
    :root {
        --footer-height: 56px;
    }

    .slide-nav {
        right: 1rem;
    }

    .hero__slides,
    .slide {
        padding-right: 2.75rem;
    }
}

@media (max-width: 480px) {
    .slide__heading {
        font-size: clamp(2.1rem, 11vw, 3rem);
    }
}

/* Touch targets stay comfortable on small screens */
@media (hover: none) and (pointer: coarse) {
    .slide-nav__dot { width: 12px; height: 12px; }
    .cursor-dot, .cursor-ring { display: none; }
}

/* ---------------------- 10. Reduced motion & accessibility ------------------ */

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }

    .slide {
        transform: none;
    }
}

@media (prefers-contrast: more) {
    :root {
        --color-border: rgba(255, 255, 255, 0.35);
        --color-text-muted: rgba(244, 245, 247, 0.85);
    }
}