:root {
    --bg-color: #0d0f12;
    --card-bg: rgba(255, 255, 255, 0.03);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f2f5;
    --text-secondary: #9ba1a6;
    --accent-color: #ff6b00; /* Orange */
    --accent-hover: #ff8533;
    --success: #10b981;
    --error: #ef4444;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

.background-glow {
    position: fixed;
    top: -20vh;
    left: 50%;
    transform: translateX(-50%);
    width: 60vw;
    height: 40vh;
    background: radial-gradient(ellipse at center, rgba(255, 107, 0, 0.15) 0%, rgba(13, 15, 18, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 4rem 2rem;
}

header {
    text-align: center;
    margin-bottom: 4rem;
    animation: fadeInDown 0.8s ease-out;
}

.logo {
    font-size: 3rem;
    font-weight: 600;
    letter-spacing: -1px;
}

.accent {
    color: var(--accent-color);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-top: 0.5rem;
}

h2 {
    font-size: 1.5rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 0.5rem;
}

.apps-section {
    margin-bottom: 4rem;
}

.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.app-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.app-card:hover {
    transform: translateY(-5px);
    border-color: rgba(255, 107, 0, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.app-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.app-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.app-actions {
    display: flex;
    gap: 1rem;
}

.btn {
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--card-border);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

/* Verifier */
.verifier-section {
    margin-bottom: 4rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 2rem;
    backdrop-filter: blur(10px);
}

.verifier-section h2 {
    border-bottom: none;
}

.drop-zone {
    border: 2px dashed var(--card-border);
    border-radius: 12px;
    padding: 3rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    margin-top: 1.5rem;
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--accent-color);
    background: rgba(255, 107, 0, 0.05);
}

.hidden-input {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.verifier-result {
    margin-top: 1.5rem;
    padding: 1rem;
    border-radius: 8px;
    font-size: 0.95rem;
    text-align: center;
}

.verifier-result.hidden {
    display: none;
}

.verifier-result.match {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.verifier-result.mismatch {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

footer {
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding-bottom: 2rem;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Navigation */
.platform-nav {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 1rem;
}

.platform-tab {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: color 0.2s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.platform-tab:hover {
    color: var(--text-primary);
}

.platform-tab.active {
    color: var(--accent-color);
}

.category-nav {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 3rem;
}

.category-pill {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-secondary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.category-pill:hover {
    border-color: var(--accent-color);
    color: var(--text-primary);
}

.category-pill.active {
    background: rgba(255, 107, 0, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Footer */
.app-footer {
  margin-top: 40px;
  padding-top: 20px;
  border-top: 1px solid var(--card-border);
  text-align: center;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding-bottom: 2rem;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
  font-size: 0.95rem;
}

.footer-link:hover {
  color: var(--text-primary);
}

.donate-link {
  color: var(--accent-color);
}

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

.footer-separator {
  color: var(--card-border);
}

.email-btn {
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  padding: 0;
  box-shadow: none;
}