* {box-sizing: border-box; margin: 0; padding: 0; }
:root { --color-primary: #7b5cff; --color-primary-hover: #5a3dcc; --color-bg-light: #121212; --color-text-light: #eee; --color-accent: #bb86fc; --transition-speed: 0.4s; }
body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(--color-bg-light); color: var(--color-text-light); line-height: 1.6; transition: background-color var(--transition-speed), color var(--transition-speed); }
#toast-container { position: fixed; top: 1rem;right: 1rem; z-index: 9999; display: flex; flex-direction: column; gap: 0.5rem; }
.toast-err { background-color: #f87171; color: white; padding: 1rem 1.25rem; border-radius: 0.5rem; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2); font-weight: 500; min-width: 250px; max-width: 400px; transform: translateX(100%); opacity: 0; transition: all 0.4s ease; }
.toast-inf { background-color: #559c4c; color: white; padding: 1rem 1.25rem; border-radius: 0.5rem; box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2); font-weight: 500; min-width: 250px; max-width: 400px; transform: translateX(100%); opacity: 0; transition: all 0.4s ease; }
.toast-err.show { transform: translateX(0); opacity: 1; }
.toast-inf.show { transform: translateX(0); opacity: 1; }
.container { max-width: 960px; margin: 0 auto; padding: 1.5rem 1rem; }
header { background: var(--color-primary); padding: 1rem 1.5rem; box-shadow: 0 2px 8px rgba(0,0,0,0.15); position: sticky; top: 0; z-index: 10; }
nav { display: flex; align-items: center; justify-content: space-between; }
.logo { color: white; font-weight: 700; font-size: 1.5rem; text-decoration: none; letter-spacing: 1.2px; user-select: none; }
.nav-links { list-style: none; display: flex;gap: 1.5rem; }
.nav-links a { color: white; text-decoration: none; font-weight: 600; transition: color 0.3s ease; }
.nav-links a:hover { color: var(--color-accent);}
.hero { padding: 6rem 1rem 4rem; text-align: center; }
.hero h1 { font-size: 3rem; font-weight: 900; margin-bottom: 1rem; letter-spacing: 1.1px; }
.hero p { font-size: 1.25rem; margin-bottom: 2rem; color: var(--color-primary-hover); }
.btn { background-color: var(--color-primary); color: white; padding: 0.85rem 2.5rem; font-weight: 700; font-size: 1rem; border-radius: 30px; cursor: pointer; user-select: none; text-decoration: none; transition: background-color 0.3s ease; display: inline-block; box-shadow: 0 6px 8px rgba(123, 92, 255, 0.4); }
.btn:hover { background-color: var(--color-primary-hover); box-shadow: 0 10px 15px rgba(123, 92, 255, 0.6); }
.section { padding: 3rem 1rem; text-align: center; }
.section h2 { font-size: 2.25rem; font-weight: 700; margin-bottom: 1rem; letter-spacing: 1.1px; }
.section p { max-width: 600px; margin: 0 auto; color: var(--color-primary-hover); font-weight: 500; font-size: 1.1rem; }
.section-left { padding: 3rem 1rem; text-align: left; }
.section-left h2 { font-size: 2.25rem; font-weight: 700; margin-bottom: 1rem; letter-spacing: 1.1px; }
.section-left p { max-width: 1000px; margin: 0 auto; color: var(--color-primary-hover); font-weight: 500; font-size: 1.1rem; }
.section-right { padding: 3rem 1rem; text-align: right; }
.section-right h2 { font-size: 2.25rem; font-weight: 700; margin-bottom: 1rem; letter-spacing: 1.1px; } 
.section-right p { max-width: 1000px; margin: 0 auto; color: var(--color-primary-hover); font-weight: 500; font-size: 1.1rem; }
.cards { display: flex; gap: 1.8rem; flex-wrap: wrap; justify-content: center; margin-top: 2rem; }
.card { background: #222; box-shadow: 0 4px 12px rgba(0,0,0,0.5); border-radius: 12px; padding: 1.8rem; width: 280px; box-shadow: 0 4px 12px rgba(0,0,0,0.1); transition: transform 0.3s ease, box-shadow 0.3s ease; cursor: default; }
.card:hover { transform: translateY(-8px); box-shadow: 0 14px 30px rgba(0,0,0,0.3); }
.card h3 { margin-bottom: 0.8rem; color: var(--color-primary); }
.card p { font-weight: 400; color: var(--color-text-light); }
footer { background: #111; color: #bbb; text-align: center; padding: 1.5rem 1rem; font-size: 0.9rem; user-select: none; }
.footer-content { display: flex; justify-content: space-between; align-items: center; max-width: 960px; margin: 0 auto; flex-wrap: wrap; gap: 1rem; }
.social-links a { color: #bbb; font-size: 1.6rem; margin: 0 0.5rem; transition: color 0.3s ease; user-select: none; text-decoration: none; }
.social-links a:hover { color: var(--color-accent); }
@media (max-width: 720px) {
  .nav-links { display: none; }
  nav { justify-content: space-between; }
  .cards { flex-direction: column; align-items: center; }
}
input[type="email"], input[type="password"], input[type="text"] { width: 320px; padding: 12px 16px; margin: 8px 0; border: none; border-radius: 8px; background: #222; color: #eee; font-size: 1rem; transition: box-shadow 0.3s ease; }
input[type="email"]:focus, input[type="password"]:focus, input[type="text"]:focus { outline: none; box-shadow: 0 0 8px #3b82f6; background: #1a1a1a; }
button { width: 140px; padding: 12px 0; margin: 12px 8px 0 8px; background: #aa19bd; border: none; border-radius: 10px; color: white; font-weight: 600; font-size: 1rem; cursor: pointer; transition: background-color 0.25s ease; box-shadow: 0 4px 6px rgba(59, 130, 246, 0.5); }
button:hover { background: #2563eb; box-shadow: 0 6px 10px rgba(37, 99, 235, 0.7); }
button:active { background: #1d4ed8; /* even darker on click */ box-shadow: 0 2px 4px rgba(29, 78, 216, 0.9); }
button:disabled { background: #555; cursor: not-allowed; box-shadow: none; }
ul { list-style: none;  padding-left: 0; margin-top: 1rem; margin-bottom: 1rem; }
li { position: relative; padding-left: 1.5rem; margin-bottom: 0.75rem; font-size: 1rem; line-height: 1;}
#sidebar .nav { list-style: none; padding: 0; }
#sidebar .nav li { margin: 1rem 0; }
#sidebar .nav a { color: white; text-decoration: none; font-weight: 500; }
.header-section { background-color: var(--color-primary); padding: 1rem 1.5rem; position: relative; top: 0; z-index: 1000; box-shadow: 0 2px 8px rgba(0,0,0,0.15); }
.header-section__nav { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.header-section__logo { color: white; font-weight: 700; font-size: 1.5rem; text-decoration: none; user-select: none;}
.header-section__tagline { display: block; font-size: 0.8rem; font-weight: 400; color: rgba(255, 255, 255, 0.7); margin-top: 0.2rem; font-style: italic; transition: color 0.3s ease; }
.header-section__logo:hover .header-section__tagline { color: var(--color-accent); }
.header-section__toggle { display: none; font-size: 1.5rem; background: none; border: none; color: white; cursor: pointer; }
.header-section__links { display: flex; gap: 1rem;}
.header-section__btn { color: white; text-decoration: none; font-weight: 600; padding: 0.5rem 1rem; border-radius: 8px; transition: background-color 0.3s ease, transform 0.2s ease; }
.header-section__btn:hover { background-color: var(--color-primary-hover); transform: translateY(-2px); }
@media (max-width: 768px) {
  .header-section__toggle { display: block; }
  .header-section__links { flex-direction: column;width: 100%; display: none; margin-top: 1rem; }
  .header-section__links.active { display: flex; }
  .header-section__btn { padding: 0.75rem; text-align: center; }
}

.hero-404__header{width:100%;padding:1rem 2rem;text-align:center;background:none;display:flex;flex-direction:column;align-items:center;gap:0.25rem;}
.hero-404__header .logo{color:var(--color-primary);font-weight:700;font-size:1.5rem;text-decoration:none;}
.hero-404__tagline{font-size:0.9rem;color:var(--color-primary-hover);font-weight:500;}

.hero-404__title{font-size:8rem;font-weight:900;color:var(--color-primary);letter-spacing:.05em;position:relative;animation:fadeIn 1s ease-in-out;}
.glitch{animation:glitchMove 2s infinite alternate;}
@keyframes glitchMove{0%{transform:translate(0,0) rotate(0deg);}25%{transform:translate(2px,-2px) rotate(-1deg);}50%{transform:translate(-2px,1px) rotate(1deg);}75%{transform:translate(1px,-1px) rotate(0deg);}100%{transform:translate(0,2px) rotate(-1deg);}}
.hero-404__message{font-size:1.5rem;color:var(--color-accent);max-width:500px;line-height:1.4;margin-bottom:2rem;}
.hero-404__extra{display:flex;flex-direction:row;align-items:center;gap:0.5rem;}
.hero-404__note{font-size:1rem;color:var(--color-primary-hover);}

/* Pricing */
.pricing {
  padding: 3rem 1rem;
}
.pricing header {
  background: none;
  box-shadow: none;
  padding: 0;
}
.pricing-title {
  font-size: 2.5rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.5rem;
}
.pricing-subtitle {
  text-align: center;
  color: var(--color-primary-hover);
  max-width: 720px;
  margin: 0.25rem auto 2rem;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}
@media (max-width: 960px) {
  .pricing-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .pricing-grid { grid-template-columns: 1fr; }
}
.pricing-card {
  background: #1a1a1a;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.pricing-card.featured {
  border-color: var(--color-accent);
  box-shadow: 0 12px 30px rgba(187, 134, 252, 0.35);
}
.pricing-card .badge {
  align-self: flex-start;
  background: rgba(187,134,252,0.15);
  color: var(--color-accent);
  border: 1px solid rgba(187,134,252,0.35);
  padding: 0.25rem 0.5rem;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
}
.pricing-card h3 {
  margin: 0.25rem 0 0.25rem;
  color: var(--color-text-light);
  font-size: 1.25rem;
}
.price {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}
.price small {
  font-size: 0.9rem;
  color: var(--color-primary-hover);
  font-weight: 600;
}
.feature-list {
  list-style: none;
  margin: 0.5rem 0 0.5rem;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.feature-list li {
  padding-left: 1.5rem;
}
.feature-list li::before {
  content: "✔";
  color: #59d98a;
  position: absolute;
  margin-left: -1.5rem;
}
.card-actions {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
}
.btn-outline {
  background: transparent;
  color: var(--color-text-light);
  border: 1px solid rgba(255,255,255,0.25);
  box-shadow: none;
}
.btn-outline:hover {
  background: rgba(255,255,255,0.06);
}