/* LabKart — reset, typography, focus, reduced-motion */
@import url("./_variables.css");

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

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: var(--leading-normal);
  color: var(--color-ink);
  background-color: var(--color-background);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
}

a:hover {
  color: var(--color-primary-dark);
}

ul,
ol {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* —— Type scale —— */
.text-hero {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  color: var(--color-ink);
}

.text-section {
  font-family: var(--font-display);
  font-size: var(--text-section);
  font-weight: 700;
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-ink);
}

.text-card-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  line-height: var(--leading-snug);
  color: var(--color-ink);
}

.text-body {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: var(--leading-normal);
  color: var(--color-ink);
}

.text-muted {
  font-family: var(--font-body);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: var(--leading-normal);
  color: var(--color-muted);
}

.text-caption {
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: 400;
  line-height: var(--leading-snug);
  color: var(--color-muted);
}

.text-label {
  font-family: var(--font-body);
  font-size: var(--text-label);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--color-muted);
}

/* —— Focus —— */
:focus {
  outline: none;
}

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

/* —— Layout helpers —— */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.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;
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-body);
  font-size: var(--text-caption);
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition:
    background-color var(--duration-fast) var(--ease-out),
    color var(--duration-fast) var(--ease-out),
    border-color var(--duration-fast) var(--ease-out),
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.btn-primary {
  background: linear-gradient(135deg, #c9a24e 0%, var(--color-primary) 70%);
  color: #1d1607;
  box-shadow: 0 4px 14px rgba(194, 160, 90, 0.3);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 70%);
  color: #1d1607;
}

.btn-secondary {
  background-color: var(--color-white);
  color: var(--color-ink);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-ink);
}

.btn-ghost:hover {
  background-color: var(--color-surface);
  color: var(--color-primary);
}

.btn-sm {
  padding: 0.5rem 0.875rem;
  font-size: var(--text-label);
}

.btn-lg {
  padding: 0.875rem 1.5rem;
  font-size: var(--text-body);
}

@media (prefers-reduced-motion: no-preference) {
  .btn-primary:hover,
  .btn-secondary:hover {
    transform: scale(1.02);
  }
}

/* —— Form controls —— */
.input {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: var(--text-body);
  color: var(--color-ink);
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--duration-fast) var(--ease-out);
}

.input::placeholder {
  color: var(--color-muted);
}

.input:hover {
  border-color: #C4C9D1;
}

.input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 142, 47, 0.18);
}

.input.is-error {
  border-color: var(--color-discount);
}

.field-error {
  margin-top: var(--space-1);
  font-size: var(--text-label);
  color: var(--color-discount);
}

/* —— Scroll reveal —— */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(16px);
    transition:
      opacity var(--duration-slow) var(--ease-out),
      transform var(--duration-slow) var(--ease-out);
  }

  .reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Hero / panel entrance (shared) */
@media (prefers-reduced-motion: no-preference) {
  .hero-animate {
    opacity: 0;
    transform: translateY(12px);
    animation: heroEnter var(--duration-slow) var(--ease-out) forwards;
  }

  .hero-animate--delay {
    animation-delay: 80ms;
  }

  .hero-animate--delay-2 {
    animation-delay: 160ms;
  }

  @keyframes heroEnter {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
}