/* =========================================================
   VARIABLES & BASE
   ========================================================= */
:root {
  --primary-dark: #0b0c10;
  --secondary-dark: #1f2833;
  --accent-cyan: #66fcf1;
  --text-gray: #c5c6c7;
  --pure-white: #ffffff;
}

body {
  background-color: var(--primary-dark);
  color: var(--text-gray);
  font-family: 'Inter', sans-serif;
}

h1, h2, h3, .navbar-brand {
  font-family: 'Montserrat', sans-serif;
  color: var(--pure-white);
}

/* =========================================================
   NAVBAR (Consolidated)
   ========================================================= */
#mainNav {
  background-color: transparent !important;
  transition: all 0.4s ease-in-out;
  padding-top: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid transparent;
}

#mainNav.navbar-scrolled {
  background-color: rgba(11, 12, 16, 0.95) !important;
  backdrop-filter: blur(10px);
  padding-top: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--accent-cyan);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.5);
}

#mainNav .nav-link {
  color: #ffffff !important;
  font-weight: 500;
  transition: color 0.3s ease;
}

#mainNav .nav-link:hover, 
#mainNav .nav-link.active {
  color: var(--accent-cyan) !important;
}

@media (max-width: 991.98px) {
  .navbar-collapse {
    background-color: var(--primary-dark);
    padding: 1rem;
    border-radius: 8px;
    margin-top: 10px;
    border: 1px solid var(--accent-cyan);
  }
}

/* =========================================================
   HERO & PROFILE
   ========================================================= */
.hero-section {
  height: 100vh;
  width: 100%;
  position: relative;
  background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), 
              url('../img/hero-placeholder2.jpeg') no-repeat center center/cover;
  overflow: hidden;
}

.hero-content { z-index: 2; }
.tracking-widest { letter-spacing: 0.3rem; }

.profile-img {
    width: 100%;            /* Täyttää sarakkeen leveyden... */
    max-width: 250px !important; /* ...mutta ei kasva tätä suuremmaksi */
    height: auto;
    display: block;
    margin-left: auto;
    margin-right: auto;
    object-fit: cover;
	border: 2px solid var(--accent-cyan);
	box-shadow: 0 0 20px rgba(102, 252, 241, 0.3);
}

/* =========================================================
   FILTERING SYSTEM (New additions)
   ========================================================= */
.filter-btn-group .btn {
  border-radius: 0; /* Neliskulmainen tech-look */
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  margin: 0 5px 10px 5px;
  border-color: rgba(102, 252, 241, 0.4);
  color: var(--text-gray);
  transition: all 0.3s ease;
}

.filter-btn-group .btn.active, 
.filter-btn-group .btn:hover {
  background-color: var(--accent-cyan) !important;
  color: var(--primary-dark) !important;
  border-color: var(--accent-cyan) !important;
  box-shadow: 0 0 15px rgba(102, 252, 241, 0.5);
}

/* Korttien sisällä olevat tägit */
.filter-tag {
  background-color: rgba(102, 252, 241, 0.1) !important;
  color: var(--accent-cyan) !important;
  border: 1px solid rgba(102, 252, 241, 0.3);
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
  margin-right: 5px;
  font-size: 0.7rem;
}

.filter-tag:hover {
  background-color: var(--accent-cyan) !important;
  color: var(--primary-dark) !important;
}

/* Suodatuksen animaatio */
.filter-item {
  transition: opacity 0.4s ease, transform 0.4s ease;
}

/* =========================================================
   CARDS & ACCORDIONS
   ========================================================= */
.card {
  background-color: var(--secondary-dark);
  border: 1px solid rgba(102, 252, 241, 0.1);
  transition: all 0.3s ease-in-out;
  overflow: hidden;
}

.card:hover {
  transform: translateY(-10px);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 25px rgba(102, 252, 241, 0.2) !important;
}

.card-img-top {
  aspect-ratio: 16 / 9;
  object-fit: cover;
  filter: grayscale(30%);
  transition: all 0.5s ease;
}

.card:hover .card-img-top {
  filter: grayscale(0%);
  transform: scale(1.05);
}

.card-title { color: var(--accent-cyan); font-weight: 700; }
.card-text { color: var(--text-gray); font-size: 0.9rem; }

.accordion-item {
  background-color: transparent !important;
  border: none !important;
  border-bottom: 1px solid rgba(102, 252, 241, 0.2) !important;
  margin-bottom: 0.5rem;
}

.accordion-button {
  background-color: transparent !important;
  color: var(--pure-white) !important;
  font-weight: 600;
  padding: 1.25rem 0;
  box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
  color: var(--pure-white) !important;
  background-color: transparent !important;
}

.accordion-button::after { filter: brightness(0) invert(1); }

/* =========================================================
   UTILITIES & FOOTER
   ========================================================= */
.text-info {
  color: var(--pure-white) !important;
  text-shadow: 0 0 8px rgba(102, 252, 241, 0.5);
}

footer {
  background-color: #050505;
  border-top: 1px solid rgba(102, 252, 241, 0.1);
}

.footer-link {
  color: var(--text-gray);
  text-decoration: none;
  transition: 0.3s;
}

.footer-link:hover { color: var(--accent-cyan); }

/* Modal Styling */
.modal-content {
  background-color: var(--secondary-dark);
  color: var(--text-gray);
  border: 1px solid var(--accent-cyan);
}

.modal-header { border-bottom: 1px solid rgba(102, 252, 241, 0.2); }
.btn-close { filter: invert(1); }

#currentPositionAccordion > .accordion-item > .accordion-header .accordion-button, #workHistoryAccordion > .accordion-item > .accordion-header .accordion-button {
    color: var(--pure-white) !important;
    text-shadow: 0 0 8px rgba(102, 252, 241, 0.5) !important;
	font-size: 1.75rem !important;
    font-weight: 700;
}

#currentPositionAccordion > .accordion-item > .accordion-header .accordion-button, #workHistoryAccordion > .accordion-item > .accordion-header .accordion-button:focus {
    box-shadow: none;
    border-color: rgba(102, 252, 241, 0.1);
	font-size: 1.75rem !important;
    font-weight: 700;
}