/* ========== SHARED APP HEADER — matches index/homepage v2-header ========== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

/* ========== HEADER ========== */
.v2-header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 5000;
    background: rgba(255,255,255,0.97); box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    transition: all 0.4s ease;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
    will-change: transform, backdrop-filter;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
}
.v2-header-inner {
    max-width: 1300px; margin: 0 auto; padding: 16px 30px;
    display: flex; align-items: center; justify-content: space-between;
}
.v2-logo img { height: 42px; transition: height 0.3s; }
.dark-theme .v2-logo img { content: url("../images/footer.avif"); }
.v2-logo { text-decoration: none; display: flex; align-items: center; }

.v2-nav { display: flex; align-items: center; gap: 8px; }
.v2-nav-link {
    padding: 8px 16px; font-size: 14px; font-weight: 600;
    color: #333; text-decoration: none;
    border-radius: 8px; transition: all 0.3s;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}
.v2-nav-link:hover { background: #f1f5f9; }

/* Active page highlight */
.v2-nav-link.active {
    background: #1a1a2e;
    color: #fff;
}

/* Profile pill */
.v2-nav-profile {
    display: flex; align-items: center; gap: 8px; padding: 6px 14px;
    border-radius: 50px; cursor: pointer; transition: background 0.3s;
    color: #333; font-size: 13px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}
.v2-nav-profile:hover { background: #f1f5f9; }
.v2-nav-profile img { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; border: 2px solid #ddd; }

/* Nav buttons (Login, Logout, Sign Up) */
.v2-nav-btn {
    padding: 8px 20px; border-radius: 50px; font-size: 13px; font-weight: 700;
    cursor: pointer; transition: all 0.3s; border: 2px solid transparent;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}
.v2-btn-outline {
    background: transparent; color: #1a1a2e; border-color: #1a1a2e;
}
.v2-btn-outline:hover { background: #1a1a2e; color: #fff; }
.v2-btn-primary {
    background: linear-gradient(135deg, #6a11cb, #2575fc); color: #fff; border: none;
    box-shadow: 0 4px 15px rgba(106,17,203,0.4);
}
.v2-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(106,17,203,0.5); }

/* Mobile hamburger */
.v2-mobile-toggle {
    display: none; background: none; border: none; font-size: 24px; cursor: pointer;
    color: #1a1a2e; padding: 8px;
}

/* ========== MOBILE NAV ========== */
.v2-mobile-nav {
    position: fixed; top: 0; right: -100%; width: 85%; max-width: 360px; height: 100vh;
    background: #1a1a2e; z-index: 10000; transition: right 0.35s ease;
    display: flex; flex-direction: column; padding: 80px 30px 30px;
    box-shadow: -5px 0 30px rgba(0,0,0,0.5);
    overflow-y: auto;
}
.v2-mobile-nav.open { right: 0; }
.v2-mobile-close {
    position: absolute; top: 25px; right: 25px; background: none; border: none;
    color: #fff; font-size: 28px; cursor: pointer;
}
.v2-mobile-profile {
    display: flex; align-items: center; gap: 12px; padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1); margin-bottom: 10px; cursor: pointer;
}
.v2-mobile-profile img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; }
.v2-mobile-profile span { color: #fff; font-size: 14px; font-family: 'Inter', sans-serif; }
.v2-mobile-link {
    display: block; padding: 14px 0; color: rgba(255,255,255,0.8); text-decoration: none;
    font-size: 15px; font-weight: 600; border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: color 0.3s; font-family: 'Inter', sans-serif;
}
.v2-mobile-link:hover { color: #fff; }
.v2-mobile-link.active { color: #fff; background: rgba(255,255,255,0.05); padding-left: 10px; border-radius: 8px; }
.v2-mobile-logout, .v2-mobile-cta {
    margin-top: 12px; padding: 12px; border-radius: 10px; border: none;
    font-size: 15px; font-weight: 700; cursor: pointer; width: 100%;
    font-family: 'Inter', sans-serif;
}
.v2-mobile-logout { background: #ef4444; color: #fff; }
.v2-mobile-cta { background: rgba(255,255,255,0.1); color: #fff; border: 1px solid rgba(255,255,255,0.2); }
.v2-mobile-cta.primary { background: linear-gradient(135deg, #6a11cb, #2575fc); border: none; }

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
    .v2-nav { display: none; }
    .v2-mobile-toggle { display: block; }
    .v2-header-inner { padding: 12px 20px; }
}

/* ========== DARK THEME OVERRIDES FOR V2 HEADER & TOGGLE ========== */
.dark-theme .v2-header {
    background: rgba(15, 23, 42, 0.95) !important;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3) !important;
}
.dark-theme .v2-nav-link {
    color: #e2e8f0 !important;
}
.dark-theme .v2-nav-link:hover {
    background: rgba(255, 255, 255, 0.08) !important;
}
.dark-theme .v2-nav-profile {
    color: #e2e8f0 !important;
}
.dark-theme .v2-nav-profile:hover {
    background: rgba(255, 255, 255, 0.08) !important;
}
.dark-theme .v2-btn-outline {
    color: #e2e8f0 !important;
    border-color: #e2e8f0 !important;
}
.dark-theme .v2-btn-outline:hover {
    background: #e2e8f0 !important;
    color: #0f172a !important;
}
.dark-theme .v2-mobile-toggle {
    color: #e2e8f0 !important;
}

/* Dark Mode Toggle Button States */
.v2-dark-mode-btn {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-size: 16px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: 8px;
    transition: all 0.3s;
}
.v2-dark-mode-btn:hover {
    background: #f1f5f9;
}
.dark-theme .v2-dark-mode-btn:hover {
    background: rgba(255, 255, 255, 0.08) !important;
}