/* ==========================================================================
   EIPL Application Portal — styles.css
   Cool-slate professional palette with a teal/blue accent.
   ========================================================================== */

:root,
[data-theme="light"] {
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-surface-2: #fbfcfd;
  --color-surface-offset: #eef1f4;
  --color-border: #d8dee5;
  --color-divider: #e3e8ed;

  --color-text: #15212e;
  --color-text-muted: #5a6b7b;
  --color-text-faint: #93a1ae;
  --color-text-inverse: #ffffff;

  --color-primary: #0b6e74;
  --color-primary-hover: #095a5f;
  --color-primary-soft: #e2f0f1;

  --color-accent: #1763a6;

  --shadow-sm: 0 1px 2px rgba(21, 33, 46, 0.06);
  --shadow-md: 0 6px 18px rgba(21, 33, 46, 0.08);
  --shadow-lg: 0 16px 40px rgba(21, 33, 46, 0.12);
}

[data-theme="dark"] {
  --color-bg: #0e151c;
  --color-surface: #161f29;
  --color-surface-2: #1b2530;
  --color-surface-offset: #1e2935;
  --color-border: #2a3743;
  --color-divider: #233039;

  --color-text: #e4eaf0;
  --color-text-muted: #95a3b1;
  --color-text-faint: #61707d;
  --color-text-inverse: #0e151c;

  --color-primary: #3fa6ad;
  --color-primary-hover: #5cbcc2;
  --color-primary-soft: #16323540;

  --color-accent: #5093d1;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 6px 18px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.55);
}

:root {
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", monospace;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.83rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);

  --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;

  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --content-wide: 1080px;
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* ----- Base reset ----- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

svg {
  display: block;
}

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

h1,
h2,
h3 {
  line-height: 1.15;
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

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

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

a,
button {
  transition: color var(--transition), background var(--transition),
    border-color var(--transition), box-shadow var(--transition),
    transform var(--transition);
}

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

/* ----- Header ----- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 64px;
}

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

.brand-mark {
  display: grid;
  place-items: center;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-title {
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: -0.01em;
}

.brand-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.theme-toggle {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.theme-toggle:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: var(--color-surface-offset);
}

/* ----- Hero ----- */
.hero {
  padding-block: clamp(var(--space-12), 7vw, var(--space-20));
  border-bottom: 1px solid var(--color-divider);
  background: linear-gradient(
    180deg,
    var(--color-surface-2),
    var(--color-bg)
  );
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-5);
}

.hero h1 {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  max-width: 18ch;
}

.lede {
  margin-top: var(--space-4);
  max-width: 60ch;
  font-size: var(--text-lg);
  color: var(--color-text-muted);
}

/* ----- Apps ----- */
.apps {
  padding-block: clamp(var(--space-12), 6vw, var(--space-16));
  flex: 1;
}

.section-heading {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 520px));
  gap: var(--space-5);
}

.app-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.app-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.app-icon {
  flex-shrink: 0;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

.app-body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1 1 auto;
  min-width: 0;
}

.app-name {
  font-weight: 600;
  font-size: var(--text-base);
}

.app-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.app-url {
  margin-top: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  overflow-wrap: anywhere;
  word-break: normal;
}

.app-arrow {
  margin-left: auto;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  color: var(--color-text-faint);
}

.app-card:hover .app-arrow {
  color: var(--color-primary);
  transform: translateX(3px);
}

.apps-note {
  margin-top: var(--space-8);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ----- Footer ----- */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-2);
  min-height: 60px;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-host {
  font-family: var(--font-mono);
  color: var(--color-text-faint);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}