/*====================================================
  Import Google Fonts
====================================================*/
@import url('https://fonts.googleapis.com/css2?family=Fredoka+One&family=Roboto:wght@400;700&display=swap');

/*====================================================
  Root: barvna paleta in semantične spremenljivke
====================================================*/
:root {
  --color-red:       #FB565A;
  --color-purple:    #7237C5;
  --color-blue:      #2D85DE;
  --color-teal:      #1CC4AB;
  --color-yellow:    #F1DC1B;

  --sidebar-bg:      var(--color-teal);
  --sidebar-shadow:  rgba(0,0,0,0.1);
  --btn-bg:          var(--color-red);
  --btn-hover:       var(--color-purple);
  --link-hover:      var(--color-blue);
  --card-border:     var(--color-red);
  --text-main:       #333;
  --text-muted:      #666;
}

/*====================================================
  Global
====================================================*/
body {
  margin: 0;
  font-family: 'Roboto', sans-serif;
  background: #f9f9f9;
}
.app-container {
  display: flex;
  flex-direction: column;
  height: 100vh;
  overflow: hidden;
}

/*====================================================
  TOPBAR
====================================================*/
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 60px;
  background: var(--sidebar-bg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1rem;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  z-index: 1000;
}

.topbar-left {
  display: flex;
  align-items: center;
}

.topbar-logo {
  height: 40px;
  margin-right: 0.5rem;
}

.topbar-schoolname {
  font-family: 'Fredoka One', cursive;
  font-size: 1.25rem;
  color: white;
}

.topbar-nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.topbar-nav a {
  color: white;
  text-decoration: none;
  font-weight: 700;
  padding: 0.5rem;
  border-radius: 6px;
  transition: background 0.2s;
}

.topbar-nav a:hover,
.topbar-nav a.active {
  background: var(--color-purple);
  color: white;
}

.logout-btn {
  background: transparent;
  border: 1px solid white;
  color: white;
  padding: 0.4rem 0.8rem;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.2s;
}
.logout-btn:hover {
  background: white;
  color: var(--sidebar-bg);
}

/* Zavija logotip v svetel okvir */
.logo-container {
  background: rgba(255,255,255,0.9);
  border-radius: 8px;
  padding: 4px 8px;
  display: inline-flex;
  align-items: center;
  margin-right: 0.5rem;
  /* rahlo dvigne ven iz topbara */
  position: relative;
  top: -4px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
  z-index: 1001; /* nad topbarjem */
}

/* Prilagodi višino same slike */
.topbar-logo {
  height: 40px;
  width: auto;
  display: block;
}

/*====================================================
  HERO / BANNER
====================================================*/
.page-hero {
  /* poravnanje na vrh, višina odzivna */
  margin-top: 60px; /* pod topbar */
  height: clamp(300px, 40vh, 600px);
  background: url('../images/hero-bg.jpg') top center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  clip-path: polygon(0 0,100% 0,100% 85%,0 100%);
}

.page-hero .hero-overlay {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.3);
}

.page-hero .hero-content {
  position: relative;
  text-align: center;
  color: #fff;
  padding: 0 1rem;
}

.page-hero .hero-content h1 {
  font-family: 'Fredoka One', cursive;
  font-size: clamp(2rem, 5vw, 3rem);
  margin-bottom: 0.5rem;
}

.page-hero .hero-content .subtitle {
  font-size: clamp(1rem, 2.5vw, 1.5rem);
  opacity: 0.9;
}

/*====================================================
  SIDEBAR
====================================================*/
.sidebar {
  position: fixed;
  top: 60px;   /* pod topbarjem */
  left: 0; bottom: 0;
  width: 220px;
  background: var(--sidebar-bg);
  box-shadow: 2px 0 8px var(--sidebar-shadow);
  display: flex;
  flex-direction: column;
  padding: 1rem;
}

.profile {
  text-align: center;
  margin-bottom: 2rem;
}

.avatar-wrapper {
  display: inline-block;
}

.avatar {
  width: 120px; height: 120px;
  border-radius: 50%;
  border: 4px solid #fff;
  box-shadow: 0 0 0 2px var(--color-blue);
  object-fit: cover;
}

.student-name {
  margin-top: 0.75rem;
  font-family: 'Fredoka One', cursive;
  font-size: 1.25rem;
  color: var(--text-main);
  line-height: 1.2;
}

/*====================================================
  NAVIGATION (Sidebar)
====================================================*/
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
}

.nav-title {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.nav-list > li + li {
  margin-top: 0.5rem;
}

.nav-link {
  display: flex;
  align-items: center;
  padding: 0.5rem 0.75rem;
  color: var(--text-main);
  text-decoration: none;
  font-weight: 700;
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
}

.nav-link:hover {
  background: var(--link-hover);
  color: white;
}

.nav-link.active {
  background: var(--color-purple);
  color: white;
}

/* Podmeni predmetov */
.subject-list {
  list-style: none;
  padding-left: 1rem;
  margin: 0.25rem 0 1rem;
}

.subject-list li + li {
  margin-top: 0.25rem;
}

.subject-list a {
  display: block;
  padding: 0.3rem 0.75rem;
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.9rem;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}

.subject-list a:hover,
.subject-list a.active {
  background: var(--color-yellow);
}

/*====================================================
  MAIN CONTENT
====================================================*/
.main-content {
  margin-left: 240px; /* sidebar + gap */
  margin-top: clamp(50px, 7vh, 100px); /* pomakni pod hero */
  padding: 1.5rem;
  overflow-y: auto;
}

/*====================================================
  GRID OF CARDS
====================================================*/
.grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(200px, 300px));
  justify-content: center;
  margin-top: 2rem;
}

.card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  transition: transform 0.2s;
}
.card:hover {
  transform: translateY(-4px);
}
.card-header {
  background: var(--color-blue);
  padding: 0.75rem;
}
.card-header h3 {
  margin: 0;
  font-family: 'Fredoka One', cursive;
  color: white;
  font-size: 1.25rem;
}
.card-body {
  padding: 1rem;
  text-align: center;
}
.card-body img {
  max-width: 250px;
  margin-bottom: 0.5rem;
}

/*====================================================
  AVATAR SELECTION
====================================================*/
.avatar-selection {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
  gap: 1rem;
}
.avatar-selection input { display: none; }
.avatar-selection img {
  width: 80px; height: 80px;
  border-radius: 50%;
  border: 3px solid transparent;
  transition: transform 0.2s, border-color 0.2s;
}
.avatar-selection input:checked + img {
  transform: scale(1.1);
  border-color: var(--btn-hover);
}
/*====================================================
  STICKER GRID (responsive)
====================================================*/
.sticker-grid {
  display: grid;
  gap: 40px;
  justify-content: center; /* centriraj celoten grid v kontejnerju */
}

/* na zelo širokih zaslonih 4 stolpci */
@media (min-width: 1200px) {
  .sticker-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* na srednje širokih 3 stolpci */
@media (min-width: 800px) and (max-width: 1199px) {
  .sticker-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* na manjših 2 stolpca */
@media (min-width: 500px) and (max-width: 799px) {
  .sticker-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* na zelo ozkih 1 stolpec */
@media (max-width: 499px) {
  .sticker-grid {
    grid-template-columns: 1fr;
  }
}


/*====================================================
  STICKER CARD
====================================================*/
.sticker-card {
    display: flex;
  flex-direction: column;
  align-items: center;
  /* po potrebi: dodaj border, bg, padding itd. */
}
.sticker-title {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
}
/* Oba <img> v .sticker-card: placeholder in actual */
/* Privzeto skrijemo obe sliki */
.sticker-card .placeholder,
.sticker-card .actual {
  display: none;
  width: auto;
  height: 300px;
  object-fit: contain;
  margin-bottom: 1rem;
  box-shadow: none;
}

/* ---- LOCKED state ---- */
/* ko ima .sticker-card razred locked, pokažemo placeholder */
.sticker-card.locked .placeholder {
  display: block;
}
.sticker-card.locked .actual {
  display: none;
}

/* ---- UNLOCKED state ---- */
/* ko ima .sticker-card razred unlocked, pokažemo pravo sliko */
.sticker-card.unlocked .placeholder {
  display: none;
}
.sticker-card.unlocked .actual {
  display: block;
}

/*====================================================
  UNLOCK FORM
====================================================*/
.sticker-card form {
  display: flex;
  align-items: stretch;     /* poravna input in button po višini */
  margin-top: 0.5rem;       /* malo gumb spodaj pod sliko */
}

.sticker-card input[type="password"] {
  /* skupaj z gumbom tvori en okvir */
  padding: 0.5rem;
  border: 1px solid #ccc;
  border-right: none;           /* odstrani dvojni rob */
  border-radius: 8px 0 0 8px;   /* samo levi vogali zaobljeni */
  box-sizing: border-box;
  width: 150px;                 /* fiksna širina ali prilagodi po potrebi */
}

.sticker-card button {
  padding: 0.5rem 1rem;
  border: 1px solid #ccc;
  border-left: none;            /* odstrani dvojni rob */
  border-radius: 0 8px 8px 0;   /* samo desni vogali zaobljeni */
  background: var(--btn-bg);
  color: #fff;
  cursor: pointer;
  transition: background 0.2s;
}

.sticker-card button:hover {
  background: var(--btn-hover);
}


/*====================================================
  FOOTER
====================================================*/
.site-footer {
  position: relative;
  background: var(--color-purple);
  color: white;
  text-align: center;
  padding: 4rem 1rem 2rem;
  overflow: hidden;
}
.site-footer .footer-bg {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 150px;
  background: url('../images/footer-bg.jpg') no-repeat center bottom;
  background-size: cover;
  opacity: 0.2;
}
.site-footer .footer-content {
  position: relative;
  z-index: 1;
}
.site-footer .footer-links {
  margin-bottom: 1rem;
}
.site-footer .footer-links a {
  color: white;
  text-decoration: none;
  margin: 0 0.5rem;
  opacity: 0.9;
  transition: opacity 0.2s;
}
.site-footer .footer-links a:hover {
  opacity: 1;
}
.site-footer .footer-info {
  font-size: 0.8rem;
  opacity: 0.7;
}