/* styles.css */

/* Βασικές μεταβλητές για light/dark theme */
:root {
  --app-bg: #f4f6f8;
  --app-bg-alt: #ffffff;
  --app-bg-deep: #09090b;

  --app-text-main: #111827;
  --app-text-muted: #6b7280;
  --app-text-invert: #f9fafb;

  --app-primary: #b45309;
  --app-primary-hover: #92400e;
  --app-primary-soft: rgba(180, 83, 9, 0.12);
  --app-primary-border: rgba(180, 83, 9, 0.42);

  --app-outline: #0f766e;
  --app-outline-soft: rgba(14, 164, 233, 0.719);
  --app-outline-border: rgba(14, 165, 233, 0.35);

  --app-accent-cool: #0ea5e9;
  --app-accent-cool-soft: rgba(14, 165, 233, 0.08);
  --app-accent-cool-soft-strong: rgba(14, 165, 233, 0.14);

  --app-card-border: rgba(15, 23, 42, 0.06);
  --app-shadow-soft: 0 18px 45px rgba(15, 23, 42, 0.12);

  --app-input-bg: #f9fafb;
  --app-input-border: #d4d4d8;
  --app-footer-bg: #09090b;
  --app-footer-text: #a1a1aa;
}

html[data-theme="dark"] {
  --app-bg: #020617;
  --app-bg-alt: #020617;
  --app-bg-deep: #020617;

  --app-text-main: #e5e7eb;
  --app-text-muted: #a1a1aa;
  --app-text-invert: #f9fafb;

  --app-primary: #f97316;
  --app-primary-hover: #ea580c;
  --app-primary-soft: rgba(249, 115, 22, 0.16);
  --app-primary-border: rgba(249, 115, 22, 0.55);

  --app-outline: #22d3ee;
  --app-outline-soft: rgba(34, 211, 238, 0.12);
  --app-outline-border: rgba(34, 211, 238, 0.42);

  --app-accent-cool: #22d3ee;
  --app-accent-cool-soft: rgba(34, 211, 238, 0.08);
  --app-accent-cool-soft-strong: rgba(34, 211, 238, 0.16);

  --app-card-border: rgba(148, 163, 184, 0.28);
  --app-shadow-soft: 0 18px 45px rgba(0, 0, 0, 0.82);

  --app-input-bg: #020617;
  --app-input-border: #27272a;
  --app-footer-bg: #000000;
  --app-footer-text: #a1a1aa;
}

/* Γενικά */
body.app-body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: radial-gradient(circle at top, rgba(14, 165, 233, 0.10), transparent 55%),
              radial-gradient(circle at bottom, rgba(180, 83, 9, 0.10), transparent 55%),
              var(--app-bg);
  color: var(--app-text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Smooth fadein/fadeout of cookie banner */
#cookieBanner {
  opacity: 0;
  -webkit-transition: opacity 0.75s ease, visibility 0.75s ease;
  transition: opacity 0.75s ease, visibility 0.75s ease;
}

/* Header / Navbar */
.app-header {
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.98), rgba(180, 83, 9, 0.96));
  border-bottom: 1px solid rgba(113, 113, 122, 0.4);
  position: sticky;
  top: 0;
  z-index: 1030;
}

.app-navbar {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}

.app-logo {
  color: var(--app-text-invert);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 0.95rem;
}

.app-logo:hover {
  color: var(--app-text-invert);
}

.app-nav-links .nav-link,
.app-nav-right .nav-link {
  color: rgba(248, 250, 252, 0.88);
  font-size: 0.9rem;
}

.app-nav-links .nav-link:hover,
.app-nav-right .nav-link:hover {
  color: #ffffff;
}

.app-nav-links .nav-link.active {
  color: #ffffff;
  position: relative;
}

.app-nav-links .nav-link.active::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -0.2rem;
  width: 95%;
  height: 2px;
  background-color: var(--app-primary);
  border-radius: 999px;
}

.app-navbar-toggler {
  border-color: rgba(148, 163, 184, 0.6);
  padding: 0.4rem 0.4rem;
}

.app-navbar-toggler .navbar-toggler-icon {
  background-image: none;
  position: relative;
  width: 1.2rem;
  height: 1.2rem;
}

.app-navbar-toggler .navbar-toggler-icon::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: #e5e7eb;
  transform: translate(-50%, -50%);
  box-shadow:
      0 -8px 0 #e5e7eb,
      0 8px 0 #e5e7eb;
}

/* Buttons */
.app-btn-primary {
  background: var(--app-primary);
  border-color: var(--app-primary-border);
  color: var(--app-text-invert);
  font-size: 0.85rem;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  box-shadow: 0 10px 25px rgba(180, 83, 9, 0.35);
}

.app-btn-primary:hover {
  background: var(--app-primary-hover);
  border-color: var(--app-primary);
  color: #f9fafb;
}

html[data-theme="dark"] .app-btn-primary:hover {
  background: var(--app-primary-hover);
}

.app-btn-outline {
  background: var(--app-outline-soft);
  border-radius: 999px;
  border: 1px solid var(--app-outline-border);
  color: var(--app-text-invert);
  font-size: 0.85rem;
  padding: 0.35rem 0.9rem;
}

.app-btn-outline:hover {
  background: var(--app-outline);
  border-color: var(--app-outline);
  color: #f9fafb;
}

.app-theme-toggle {
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.7);
  background: rgba(15, 23, 42, 0.35);
  color: #e5e7eb;
  font-size: 0.8rem;
  padding: 0.3rem 0.7rem;
}

.app-theme-toggle:hover {
  background: rgba(15, 23, 42, 0.6);
}

/* Main */
.app-main {
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
  flex: 1 0 auto;
}

/* Cards / Boxes */
.app-card {
  background: radial-gradient(circle at top, var(--app-accent-cool-soft), transparent 50%),
              var(--app-bg-alt);
  border-radius: 1.5rem;
  border: 1px solid var(--app-card-border);
  box-shadow: var(--app-shadow-soft);
  padding: 2rem 2.25rem;
  position: relative;
  overflow: hidden;
}

.app-login-card {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.08), rgba(180, 83, 9, 0.04)),
              var(--app-bg-alt);
}

html[data-theme="dark"] .app-login-card {
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.10), rgba(249, 115, 22, 0.05)),
              var(--app-bg-alt);
}

.app-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, var(--app-accent-cool-soft-strong), transparent 55%);
  opacity: 0.8;
  pointer-events: none;
}

/* Τίτλοι */
.app-title {
  font-size: clamp(1.8rem, 2.4vw + 1rem, 2.4rem);
  font-weight: 700;
}

.app-subtitle {
  font-size: 0.98rem;
  color: var(--app-text-muted);
}

/* Stat boxes */
.app-stat-box {
  background: var(--app-primary-soft);
  border-radius: 1.2rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--app-primary-border);
  backdrop-filter: blur(6px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  text-align: center;
  min-width: 150px;
}

.app-stat-label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--app-text-muted);
  overflow-wrap: normal;
  word-break: normal;
}

.app-stat-value {
  display: block;
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--app-primary);
}

/* Login card */
.app-card-title {
  font-size: 1.3rem;
  font-weight: 600;
}

.app-card-subtitle {
  font-size: 0.9rem;
  color: var(--app-text-muted);
}

/* Inputs */
.app-input {
  background-color: var(--app-input-bg);
  border-color: var(--app-input-border);
  color: var(--app-text-main);
  border-radius: 0.75rem;
  font-size: 0.9rem;
}

.app-input:focus {
  background-color: var(--app-input-bg);
  border-color: var(--app-primary);
  box-shadow: 0 0 0 1px var(--app-primary-soft), 0 0 0 0.2rem rgba(180, 83, 9, 0.12);
  color: var(--app-text-main);
}

html[data-theme="dark"] .app-input::placeholder {
  color: #6b7280;
}

/* Alert */
.app-alert {
  border-radius: 0.9rem;
  border: 1px solid rgba(248, 250, 252, 0.25);
  background: rgba(15, 23, 42, 0.85);
  color: #e5e7eb;
  font-size: 0.85rem;
}

/* Footer */
.app-footer {
  background: radial-gradient(circle at top, rgba(180, 83, 9, 0.22), transparent 50%),
              var(--app-footer-bg);
  color: var(--app-footer-text);
}

.app-footer-title {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: #e5e7eb;
  margin-bottom: 0.8rem;
}

.app-footer-list li + li {
  margin-top: 0.3rem;
}

.app-footer-list a {
  text-decoration: none;
  color: var(--app-footer-text);
  font-size: 0.88rem;
}

.app-footer-list a:hover {
  color: #e5e7eb;
  text-decoration: underline;
}

.app-footer-bottom {
  font-size: 0.8rem;
}

.app-logo {
  color: var(--app-text-invert);
  letter-spacing: 0.04em;
  white-space: normal;
  text-transform: uppercase;
  font-size: 0.9rem;
  gap: 0.75rem;
}

.app-logo:hover {
  color: var(--app-text-invert);
}

.app-logo-mark {
  flex-shrink: 0;
}

.app-logo-img {
  height: 40px;
  width: auto;
  display: block;
  filter: drop-shadow(0 4px 8px rgba(15, 23, 42, 0.45));
}

.app-logo-text {
  line-height: 1.2;
}

/* Background image */
.app-main-with-image {
  position: relative;
  overflow: hidden;
  z-index: 0;
  isolation: isolate;
}

.app-main-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.app-main-bg-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(circle at 18% 18%, rgba(233, 14, 14, 0.1), transparent 64%),
    radial-gradient(circle at 82% 18%, rgba(180, 35, 9, 0.1), transparent 52%),
    linear-gradient(180deg, rgba(248, 245, 244, 0.08) 0%, rgba(248, 244, 247, 0.26) 38%, rgba(248, 244, 247, 0.58) 100%);
}

.app-main-bg-img {
  position: absolute;
  display: block;
}

.app-main-bg-img-main {
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: contrast(1.04) saturate(0.92) brightness(0.92);
  transform: scale(1.03);
}

.app-main-bg-img-mark {
  left: 50%;
  bottom: 2.5rem;
  z-index: 2;
  width: 20%;
  height: auto;
  border-radius: 1rem;
  opacity: 0.12;
  filter:
      grayscale(1)
      contrast(1.12)
      brightness(1.08)
      sepia(0.25)
      hue-rotate(165deg)
      saturate(1.8);
  mix-blend-mode: screen;
  transform: translateX(-50%);
}

html[data-theme="dark"] .app-main-bg-overlay {
  background:
    radial-gradient(circle at 18% 18%, rgba(34, 211, 238, 0.10), transparent 32%),
    radial-gradient(circle at 82% 18%, rgba(249, 115, 22, 0.10), transparent 26%),
    linear-gradient(180deg, rgba(2, 6, 23, 0.16) 0%, rgba(2, 6, 23, 0.34) 38%, rgba(2, 6, 23, 0.62) 100%);
}

html[data-theme="dark"] .app-main-bg-img-main {
  opacity: 0.20;
  filter: contrast(1.04) saturate(0.86) brightness(0.58);
}

html[data-theme="dark"] .app-main-bg-img-mark {
  opacity: 0.10;
}

/* Responsiveness */
@media (max-width: 575.98px) {
  .app-logo-text {
      font-size: 0.78rem;
      text-align: center;
  }

  .app-logo-img {
      height: 32px;
  }

  .navbar .navbar-brand.app-logo {
    flex-basis: 100%;
    justify-content: center;
    text-align: center;
    margin-bottom: 0.35rem;
  }

  .app-card {
      padding: 1.25rem 1.25rem;
  }

  .app-title {
      font-size: 1.65rem;
  }

  .app-stat-box {
      padding: 0.6rem 0.8rem;
  }
}

@media (max-width: 991.98px) {
  .app-main-bg-img-main {
    object-position: 62% center;
    opacity: 0.24;
  }

  .app-main-bg-img-mark {
    width: 75%;
  }

  .app-card {
      border-radius: 1.25rem;
      padding: 1.5rem 1.5rem;
  }

  .app-main {
      padding-top: 1.75rem;
      padding-bottom: 2rem;
  }

  .app-navbar {
      padding-top: 0.5rem;
      padding-bottom: 0.5rem;
  }
}

@media (max-width: 575.98px) {
  .app-main-bg-overlay {
    background:
      linear-gradient(180deg, rgba(244, 246, 248, 0.22) 0%, rgba(244, 246, 248, 0.42) 38%, rgba(244, 246, 248, 0.68) 100%);
  }

  html[data-theme="dark"] .app-main-bg-overlay {
    background:
      linear-gradient(180deg, rgba(2, 6, 23, 0.26) 0%, rgba(2, 6, 23, 0.44) 38%, rgba(2, 6, 23, 0.70) 100%);
  }

  .app-main-bg-img-main {
    object-position: 68% center;
    opacity: 0.20;
  }

  .app-main-bg-img-mark {
    width: 82%;
    bottom: 1.5rem;
  }
}