@import url("https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap");

:root {
  --color-cream: #EDE6E3;
  --color-cream-dark: #E0D7D2;
  --color-gray: #DADAD9;
  --color-charcoal: #36382E;
  --color-charcoal-soft: #52544A;
  --color-coral: #F06449;
  --color-coral-dark: #D6503A;
  --color-coral-tint: #FBE3DD;
  --color-sky: #5BC3EB;
  --color-sky-dark: #3AA3CB;
  --color-sky-tint: #E2F5FC;
  --color-white: #FFFFFF;
  --color-black: #1A1B16;
  --color-matte-black: #171717;

  --shadow-soft: 0 10px 30px rgba(54, 56, 46, 0.08);
  --shadow-lift: 0 16px 40px rgba(54, 56, 46, 0.14);

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
}

* {
  box-sizing: border-box;
}

html {
  font-family:
    "Plus Jakarta Sans",
    Inter,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}

body {
  margin: 0;
  background: var(--color-cream);
  color: var(--color-charcoal);
  line-height: 1.55;
}

h1, h2, h3, h4 {
  letter-spacing: -0.02em;
  line-height: 1.2;
}

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

/*
 * Za poveznice usred teksta (ne u navigaciji ni gumbima)
 * koje trebaju jasno izgledati klikabilno.
 */
.inline-link {
  color: var(--color-sky-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.inline-link:hover {
  color: var(--color-charcoal);
}

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

button {
  cursor: pointer;
}

.container {
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
}

/*
 * ZAGLAVLJE
 */

.site-header {
  background: var(--color-charcoal);
  color: var(--color-cream);
}

.site-header-inner {
  min-height: 68px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 24px;
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: 3px;

  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;

  color: var(--color-white);
}

.site-logo::before {
  content: "";

  display: inline-block;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-nav a,
.site-nav button {
  border: 0;
  background: transparent;

  color: var(--color-cream-dark);

  padding: 9px 13px;
  border-radius: var(--radius-sm);

  font-size: 0.93rem;
  font-weight: 500;

  transition:
    background 0.15s,
    color 0.15s;
}

.site-nav a:hover,
.site-nav button:hover {
  background: rgba(237, 230, 227, 0.12);
  color: var(--color-white);
}

.site-nav .nav-primary {
  background: var(--color-coral);
  color: var(--color-white);
  font-weight: 700;
}

.site-nav .nav-primary:hover {
  background: var(--color-coral-dark);
  color: var(--color-white);
}

.logout-form {
  margin: 0;
}

/*
 * NASLOVNICA
 */

.hero {
  padding: 90px 0 70px;
  text-align: center;
}

.hero h1 {
  margin: 0 0 18px;

  font-size: clamp(2.1rem, 5vw, 3.6rem);
  font-weight: 800;
}

.hero p {
  max-width: 640px;
  margin: 0 auto 32px;

  color: var(--color-charcoal-soft);
  font-size: 1.15rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/*
 * KARTICE
 */

.card {
  background: var(--color-white);

  border: 1px solid var(--color-gray);
  border-radius: var(--radius-md);

  padding: 26px;

  box-shadow: var(--shadow-soft);
}

.grid {
  display: grid;
  gap: 20px;
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

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

/*
 * GUMBI
 */

.btn {
  display: inline-flex;

  align-items: center;
  justify-content: center;

  min-height: 44px;

  padding: 0 18px;

  border: 0;
  border-radius: var(--radius-sm);

  background: var(--color-coral);
  color: var(--color-white);

  font-weight: 700;
  font-size: 0.95rem;

  transition:
    background 0.15s,
    border-radius 0.3s,
    transform 0.1s,
    box-shadow 0.15s;
}

.btn:hover {
  background: var(--color-coral-dark);
  box-shadow: 0 6px 16px rgba(240, 100, 73, 0.28);
  border-radius: var(--radius-md);
}

.btn:active {
  transform: translateY(1px);
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

/*
 * Vrtnja unutar gumba dok traje pozadinska radnja
 * (npr. slanje e-maila), tako da je jasno da se nešto
 * događa prije nego što se prikaže novi zaslon.
 */
.btn.is-loading {
  color: transparent;
  pointer-events: none;
  position: relative;
}

.btn.is-loading::after {
  content: "";

  position: absolute;

  width: 16px;
  height: 16px;

  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: white;
  border-radius: 50%;

  animation: btn-spin 0.6s linear infinite;
}

.btn.btn-secondary.is-loading::after {
  border: 2px solid rgba(54, 56, 46, 0.25);
  border-top-color: var(--color-charcoal);
}

@keyframes btn-spin {
  to {
    transform: rotate(360deg);
  }
}

.btn-secondary {
  background: var(--color-cream);
  color: var(--color-charcoal);
  border: 2px solid var(--color-matte-black);
}

.btn-secondary:hover {
  background: var(--color-cream-dark);
  box-shadow: none;
}

.btn-danger {
  background: #C6432E;
}

.btn-danger:hover {
  background: #A6371F;
  box-shadow: 0 6px 16px rgba(198, 67, 46, 0.28);
}

/*
 * Za gumbe koji otvaraju/zatvaraju dio sučelja (npr.
 * "Upravljaj poslovnicama") – boja se mijenja dok je
 * pripadajući dio otvoren, kako bi bilo jasno da isti
 * gumb ponovno zatvara.
 */
.btn-toggle-active {
  background: var(--color-charcoal);
  color: var(--color-white);
}

.btn-toggle-active:hover {
  background: var(--color-black);
}

/*
 * OBRASCI
 */

.form {
  display: grid;
  gap: 18px;
}

.form-group {
  display: grid;
  gap: 7px;
}

.form-group label {
  font-weight: 600;
}

input,
textarea,
select {
  width: 100%;

  border: 1px solid var(--color-gray);
  border-radius: var(--radius-sm);

  padding: 11px 13px;

  background: var(--color-white);
  color: var(--color-charcoal);

  outline: none;

  transition: border-color 0.15s, box-shadow 0.15s;
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--color-sky);
  box-shadow: 0 0 0 3px var(--color-sky-tint);
}

textarea {
  min-height: 110px;
  resize: vertical;
}

.form-help {
  color: var(--color-charcoal-soft);
  font-size: 0.85rem;
}

.form-error {
  background: #FBE3DD;
  border: 1px solid #F0B3A2;
  border-radius: var(--radius-sm);

  color: #8C2E1B;

  padding: 12px 14px;

  margin-bottom: 18px;

  font-size: 0.9rem;
}

/*
 * NADZORNA PLOČA
 */

.page {
  padding: 44px 0;
}

.page-header {
  margin-bottom: 30px;

  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 20px;

  flex-wrap: wrap;
}

.page-header-with-logo {
  display: flex;
  align-items: center;

  gap: 16px;
}

.page-header-with-logo img#company-logo {
  width: 72px;
  height: 72px;

  object-fit: contain;

  border-radius: var(--radius-md);

  border: 1px solid var(--color-gray);

  background: var(--color-white);

  flex-shrink: 0;
}

.page-header h1 {
  margin: 0;
}

.page-header p {
  margin: 8px 0 0;
  color: var(--color-charcoal-soft);
}

/*
 * PRO
 */

.pro-badge {
  display: inline-flex;

  align-items: center;

  padding: 3px 8px;

  border-radius: 5px;

  background: var(--color-coral);
  color: var(--color-white);

  font-size: 0.68rem;
  font-weight: 800;

  letter-spacing: 0.05em;
}

.pro-feature {
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.pro-feature.locked {
  opacity: 0.6;
}

.pro-feature-header {
  display: flex;
  align-items: center;
  gap: 8px;

  margin-bottom: 10px;
}

.pro-feature-title {
  font-weight: 700;
}

.pro-feature-description {
  margin: 8px 0 0;

  color: var(--color-charcoal-soft);
  font-size: 0.9rem;
}

.pro-feature a {
  text-decoration: underline;
}

/*
 * PRILAGODLJIVI PRIKAZ
 */

@media (max-width: 700px) {
  .container {
    width: min(100% - 24px, 1100px);
  }

  .site-header-inner {
    padding: 12px 0;

    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: 100%;
    flex-wrap: wrap;
  }

  .grid-2,
  .grid-3 {
    grid-template-columns: 1fr;
  }

  .page-header {
    align-items: flex-start;
    flex-direction: column;
  }
}