/* =========================================================
   CLOUD RESCUE — GLOBAL VISUAL SYSTEM
   Revision 003

   Purpose:
   Shared design tokens, resets, typography, navigation,
   buttons, cards, layout utilities, accessibility, and footer.
   ========================================================= */


/* =========================================================
   1. DESIGN TOKENS
   Change these values to update the entire visual system.
   ========================================================= */

:root {
  /* Core surfaces */
  --color-background: #0f1722;
  --color-background-deep: #0a111a;
  --color-surface: #182331;
  --color-surface-soft: rgba(255, 255, 255, 0.035);
  --color-surface-hover: rgba(255, 255, 255, 0.055);

  /* Text */
  --color-text: #f3f6f8;
  --color-text-soft: #cbd4dc;
  --color-text-muted: #9aa9b8;

  /* Accents */
  --color-crystal: #66d9ff;
  --color-crystal-soft: rgba(102, 217, 255, 0.14);
  --color-gold: #d6b45a;
  --color-gold-soft: rgba(214, 180, 90, 0.14);

  /* Borders */
  --color-border: rgba(255, 255, 255, 0.09);
  --color-border-strong: rgba(255, 255, 255, 0.16);

  /* Status colors */
  --color-success: #8ed7b4;
  --color-warning: #e5c879;

  /* Font families */
  --font-sans:
    Inter,
    ui-sans-serif,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  --font-display:
    "Avenir Next",
    Avenir,
    Inter,
    ui-sans-serif,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;

  /* Font sizes */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.35rem;
  --font-size-xl: clamp(1.75rem, 3vw, 2.5rem);
  --font-size-2xl: clamp(2.35rem, 5vw, 4.25rem);
  --font-size-hero: clamp(3rem, 7vw, 6.5rem);

  /* Line heights */
  --line-height-tight: 1.05;
  --line-height-heading: 1.15;
  --line-height-body: 1.75;

  /* Spacing scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-28: 7rem;
  --space-32: 8rem;

  /* Layout */
  --container-width: 1180px;
  --container-padding: clamp(1.25rem, 4vw, 2.5rem);
  --content-width: 720px;

  /* Shape */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Motion */
  --transition-fast: 160ms ease;
  --transition-standard: 260ms ease;

  /* Layering */
  --z-header: 100;
  --z-navigation: 110;
}


/* =========================================================
   2. MODERN RESET
   ========================================================= */

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body,
h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
}

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

input,
button,
textarea,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  border: 0;
}

a {
  color: inherit;
}

body {
  min-height: 100vh;
  overflow-x: hidden;
  background:
    radial-gradient(
      circle at 78% 8%,
      rgba(102, 217, 255, 0.055),
      transparent 26rem
    ),
    radial-gradient(
      circle at 12% 42%,
      rgba(214, 180, 90, 0.035),
      transparent 30rem
    ),
    var(--color-background);

  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-body);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}


/* =========================================================
   3. TYPOGRAPHY
   ========================================================= */

h1,
h2,
h3,
h4 {
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 550;
  line-height: var(--line-height-heading);
  letter-spacing: -0.025em;
}

h1 {
  font-size: var(--font-size-hero);
  line-height: var(--line-height-tight);
  letter-spacing: -0.045em;
}

h2 {
  max-width: 18ch;
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-lg);
}

h4 {
  font-size: var(--font-size-md);
}

p {
  color: var(--color-text-soft);
}

strong {
  color: var(--color-text);
  font-weight: 650;
}

small {
  color: var(--color-text-muted);
}

::selection {
  background: var(--color-crystal-soft);
  color: var(--color-text);
}


/* =========================================================
   4. ACCESSIBILITY
   ========================================================= */

:focus-visible {
  outline: 2px solid var(--color-crystal);
  outline-offset: 4px;
}

.skip-link {
  position: fixed;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 999;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  background: var(--color-text);
  color: var(--color-background);
  font-weight: 700;
  text-decoration: none;
  transform: translateY(-180%);
  transition: transform var(--transition-fast);
}

.skip-link:focus {
  transform: translateY(0);
}

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


/* =========================================================
   5. GLOBAL LAYOUT
   ========================================================= */

.container {
  width: min(
    calc(100% - (var(--container-padding) * 2)),
    var(--container-width)
  );
  margin-inline: auto;
}

.section {
  position: relative;
  padding-block: clamp(5rem, 10vw, 8rem);
}

.section + .section {
  border-top: 1px solid var(--color-border);
}

.section-heading {
  display: grid;
  gap: var(--space-5);
  max-width: var(--content-width);
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

.section-heading > p:not(.eyebrow) {
  max-width: 62ch;
  font-size: var(--font-size-md);
}

.section-heading--split {
  max-width: none;
}

.section-heading--split > div {
  display: grid;
  gap: var(--space-5);
}

.eyebrow {
  color: var(--color-gold);
  font-size: var(--font-size-xs);
  font-weight: 750;
  line-height: 1.3;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

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


/* =========================================================
   6. LINKS
   ========================================================= */

a {
  text-decoration-thickness: 1px;
  text-underline-offset: 0.25em;
}

.text-link {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  gap: var(--space-3);
  color: var(--color-text);
  font-weight: 650;
  text-decoration: none;
}

.text-link span {
  color: var(--color-crystal);
  transition: transform var(--transition-fast);
}

.text-link:hover span {
  transform: translateX(0.3rem);
}


/* =========================================================
   7. BUTTONS
   ========================================================= */

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.25rem;
  padding: 0.85rem 1.35rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.015em;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform var(--transition-fast),
    border-color var(--transition-fast),
    background-color var(--transition-fast),
    color var(--transition-fast);
}

.button:hover {
  transform: translateY(-2px);
}

.button:active {
  transform: translateY(0);
}

.button--primary {
  border-color: rgba(102, 217, 255, 0.34);
  background: var(--color-crystal);
  color: #07131a;
}

.button--primary:hover {
  background: #8ce4ff;
}

.button--secondary {
  border-color: var(--color-border-strong);
  background: rgba(255, 255, 255, 0.025);
  color: var(--color-text);
}

.button--secondary:hover {
  border-color: rgba(102, 217, 255, 0.35);
  background: rgba(102, 217, 255, 0.06);
}


/* =========================================================
   8. REUSABLE CARD FOUNDATION
   ========================================================= */

.service-card,
.workshop-card {
  position: relative;
  min-height: 100%;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(
      145deg,
      rgba(255, 255, 255, 0.045),
      rgba(255, 255, 255, 0.015)
    );

  transition:
    transform var(--transition-standard),
    border-color var(--transition-standard),
    background-color var(--transition-standard);
}

.service-card::before,
.workshop-card::before {
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 1px;
  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(102, 217, 255, 0.28),
      transparent
    );
  content: "";
  opacity: 0;
  transition: opacity var(--transition-standard);
}

.service-card:hover,
.workshop-card:hover {
  border-color: rgba(102, 217, 255, 0.2);
  background-color: var(--color-surface-hover);
  transform: translateY(-4px);
}

.service-card:hover::before,
.workshop-card:hover::before {
  opacity: 1;
}

.service-card h3,
.workshop-card h3 {
  margin-bottom: var(--space-4);
}

.service-card p,
.workshop-card p {
  max-width: 45ch;
}

.card-number {
  margin-bottom: var(--space-12);
  color: var(--color-crystal);
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 750;
  letter-spacing: 0.12em;
}

.status-label {
  width: fit-content;
  margin-bottom: var(--space-10);
  padding: 0.35rem 0.65rem;
  border: 1px solid rgba(214, 180, 90, 0.24);
  border-radius: var(--radius-pill);
  background: var(--color-gold-soft);
  color: #ead89b;
  font-size: 0.7rem;
  font-weight: 750;
  line-height: 1;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.workshop-card {
  display: flex;
  flex-direction: column;
}

.workshop-card > p:not(.status-label) {
  margin-bottom: var(--space-8);
}

.workshop-card > a {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  gap: var(--space-3);
  margin-top: auto;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-decoration: none;
}

.workshop-card > a span {
  color: var(--color-crystal);
  transition: transform var(--transition-fast);
}

.workshop-card > a:hover span {
  transform: translateX(0.3rem);
}


/* =========================================================
   9. SITE HEADER
   ========================================================= */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  border-bottom: 1px solid var(--color-border);
  background: rgba(15, 23, 34, 0.86);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.site-header__inner {
  display: flex;
  min-height: 4.75rem;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: .85rem;
  gap: var(--space-3);
  text-decoration: none;
}

.site-brand__name {
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.site-brand__division {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-brand__logo {

    width: 42px;
    height: auto;
    flex: 0 0 auto;
    user-select: none;
}

.primary-navigation {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2rem);
}

.primary-navigation a {
  position: relative;
  color: var(--color-text-soft);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.primary-navigation a:not(.nav-payment)::after {
  position: absolute;
  right: 0;
  bottom: -0.45rem;
  left: 0;
  height: 1px;
  background: var(--color-gold);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition-standard);
}

.primary-navigation a:hover {
  color: var(--color-text);
}

.primary-navigation a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

.nav-payment {
  padding: 0.68rem 0.9rem;
  border: 1px solid rgba(102, 217, 255, 0.25);
  border-radius: var(--radius-sm);
  background: rgba(102, 217, 255, 0.055);
  color: var(--color-text) !important;
}

.nav-payment:hover {
  border-color: rgba(102, 217, 255, 0.42);
  background: rgba(102, 217, 255, 0.1);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.35rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text);
  cursor: pointer;
}

.nav-toggle span[aria-hidden="true"] {
  display: block;
  width: 1.15rem;
  height: 1px;
  background: currentColor;
  transition:
    transform var(--transition-fast),
    opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] span[aria-hidden="true"]:first-of-type {
  transform: translateY(3px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span[aria-hidden="true"]:last-of-type {
  transform: translateY(-3px) rotate(-45deg);
}


/* =========================================================
   10. SITE FOOTER
   ========================================================= */

.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-background-deep);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: var(--space-12);
  padding-block: clamp(3rem, 7vw, 5rem);
}

.site-footer__brand {
  margin-bottom: var(--space-2);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 700;
}

.site-footer nav {
  display: flex;
  align-items: flex-start;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-6);
}

.site-footer a {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.site-footer a:hover {
  color: var(--color-text);
}

.site-footer__legal {
  display: flex;
  grid-column: 1 / -1;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.site-footer__legal p,
.site-footer__legal a {
  color: var(--color-text-muted);
  font-size: var(--font-size-xs);
}


/* =========================================================
   11. RESPONSIVE SYSTEM
   ========================================================= */

@media (max-width: 900px) {
  .card-grid--three {
    grid-template-columns: 1fr;
  }

  .service-card,
  .workshop-card {
    max-width: 680px;
  }

  .section-heading--split {
    display: grid;
    gap: var(--space-8);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .primary-navigation {
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    z-index: var(--z-navigation);
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding:
      var(--space-5)
      var(--container-padding)
      var(--space-6);

    border-bottom: 1px solid var(--color-border);
    background: rgba(10, 17, 26, 0.98);
  }

  .primary-navigation--open {
    display: flex;
  }

  .primary-navigation a {
    padding-block: 0.9rem;
  }

  .primary-navigation a:not(.nav-payment)::after {
    display: none;
  }

  .nav-payment {
    margin-top: var(--space-3);
    text-align: center;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .site-footer nav {
    justify-content: flex-start;
  }

  .site-footer__legal {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (min-width: 901px) {
  .section-heading--split {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }
}

@media (max-width: 600px) {
  :root {
    --container-padding: 1.15rem;
  }

  h1 {
    font-size: clamp(2.8rem, 15vw, 4.3rem);
  }

  h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .section {
    padding-block: 4.75rem;
  }

  .site-brand {
    gap: var(--space-2);
  }

  .site-brand__division {
    display: none;
  }

  .button {
    width: 100%;
  }

  .service-card,
  .workshop-card {
    padding: 1.5rem;
  }
}


/* =========================================================
   12. REDUCED MOTION
   ========================================================= */

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}