:root {
  --primary: #0f766e;
  --primary-dark: #115e59;
  --bg: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --white: #ffffff;
  --danger: #dc2626;
}

* { box-sizing: border-box; }
html, body { padding: 0; margin: 0; background: var(--bg); color: var(--text); font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", sans-serif; }

.container { width: 100%; max-width: 960px; margin: 0 auto; padding: 16px; }

/* Navbar Styles */
.app-navbar { 
    display: flex; 
    align-items: center; 
    justify-content: space-between; 
    padding: 12px 16px; 
    background: #ffffff;
    border-bottom: 1px solid #e2e8f0; 
    position: sticky; 
    top: 0; 
    z-index: 1000;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    min-height: 56px;
    width: 100%;
}

.brand { 
    font-weight: 700; 
    color: #e79a32; 
    text-decoration: none; 
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

.brand:hover {
    color: #d6891f;
    transform: translateY(-1px);
}

.brand i {
    font-size: 1.1em;
}

/* Hamburger Menu Button */
.nav-toggle { 
    background: transparent !important; 
    border: none !important; 
    cursor: pointer; 
    padding: 8px;
    display: flex !important;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1001;
    visibility: visible !important;
    opacity: 1 !important;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.nav-toggle:hover {
    transform: scale(1.1);
}

.hamburger-line {
    width: 100% !important;
    height: 3px !important;
    background: #e79a32 !important;
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    color: #e79a32 !important;
    box-shadow: 0 0 0 0 transparent;
}

.nav-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.nav-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Navigation Menu */
.nav-menu { 
    list-style: none; 
    display: none; 
    gap: 0; 
    padding: 0; 
    margin: 0;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    border-bottom: 1px solid #e2e8f0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    flex-direction: column;
    padding: 12px 16px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    transform: translateY(-10px);
    opacity: 0;
}

.nav-menu.open { 
    display: flex;
    max-height: 400px;
    padding: 12px 16px;
    transform: translateY(0);
    opacity: 1;
}

.nav-menu a { 
    text-decoration: none; 
    color: #2c3e50; 
    padding: 16px 20px; 
    border-radius: 8px; 
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    margin: 1px 0;
    min-height: 52px;
    font-size: 16px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
}

.nav-menu a:hover,
.nav-menu a:active { 
    background: #e79a32;
    color: white;
    transform: translateX(3px);
    box-shadow: 0 1px 4px rgba(231, 154, 50, 0.2);
}

.nav-menu a i {
    font-size: 1.1em;
    width: 16px;
    text-align: center;
}

.nav-logout {
    background: linear-gradient(135deg, #ef4444, #dc2626) !important;
    color: white !important;
}

.nav-logout:hover {
    background: linear-gradient(135deg, #dc2626, #b91c1c) !important;
    transform: translateX(5px) !important;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3) !important;
}

/* Mobile First - Default Styles */
@media (max-width: 767px) {
    .app-navbar {
        padding: 12px 16px;
        position: relative;
        min-height: 56px;
    }
    
    .brand {
        font-size: 1.1rem;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    
    .nav-toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        width: 32px;
        height: 24px;
        padding: 6px;
    }
    
    .nav-menu {
        border-radius: 0 0 8px 8px;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        z-index: 999;
        padding: 8px 16px;
    }
    
    .nav-menu a {
        margin: 1px 0;
        font-size: 16px;
        min-height: 52px;
        padding: 16px 20px;
    }
    
    .nav-menu a i {
        font-size: 1.2em;
        width: 20px;
    }
}

/* Force hamburger visibility on small screens */
@media (max-width: 1023px) {
    .nav-toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: transparent !important;
        border: none !important;
    }
    
    .hamburger-line {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: #e79a32 !important;
        color: #e79a32 !important;
        width: 100% !important;
        height: 3px !important;
    }
}

/* Extra force for mobile devices */
@media (max-width: 767px) {
    .nav-toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: transparent !important;
        border: none !important;
        position: relative !important;
        z-index: 1001 !important;
        width: 32px;
        height: 24px;
        padding: 6px;
    }
    
    .hamburger-line {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: #e79a32 !important;
        color: #e79a32 !important;
        width: 100% !important;
        height: 3px !important;
        border: none !important;
        outline: none !important;
    }
    
    /* Improve touch targets */
    .nav-menu a {
        min-height: 52px;
        padding: 16px 20px;
        font-size: 16px;
        line-height: 1.4;
    }
    
    /* Better spacing for mobile */
    .nav-menu {
        padding: 8px 16px;
    }
    
    .nav-menu a {
        margin: 1px 0;
    }
}

/* Override any conflicting styles */
.nav-toggle,
.nav-toggle *,
.hamburger-line {
    color: #e79a32 !important;
    background-color: #e79a32 !important;
    border-color: #e79a32 !important;
}

/* Force hamburger visibility - Mobile First */
@media (max-width: 1024px) {
    .app-navbar .nav-toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: transparent !important;
        border: none !important;
        position: relative !important;
        z-index: 1001 !important;
        width: 32px !important;
        height: 24px !important;
        padding: 6px !important;
    }
    
    .app-navbar .hamburger-line {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: #e79a32 !important;
        color: #e79a32 !important;
        width: 100% !important;
        height: 3px !important;
        border: none !important;
        outline: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }
}

/* Extra force for very small screens */
@media (max-width: 767px) {
    .app-navbar .nav-toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: transparent !important;
        border: none !important;
        position: relative !important;
        z-index: 1001 !important;
        width: 32px !important;
        height: 24px !important;
        padding: 6px !important;
    }
    
    .app-navbar .hamburger-line {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        background: #e79a32 !important;
        color: #e79a32 !important;
        width: 100% !important;
        height: 3px !important;
        border: none !important;
        outline: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }
}


/* Small mobile devices */
@media (max-width: 480px) {
    .app-navbar {
        padding: 10px 12px;
        min-height: 52px;
    }
    
    .brand {
        font-size: 1rem;
    }
    
    .nav-toggle {
        width: 28px;
        height: 20px;
        padding: 4px;
    }
    
    .nav-menu {
        padding: 6px 12px;
    }
    
    .nav-menu a {
        padding: 14px 16px;
        font-size: 15px;
        min-height: 48px;
    }
}

/* Very small devices */
@media (max-width: 360px) {
    .app-navbar {
        padding: 8px 10px;
        min-height: 48px;
    }
    
    .brand {
        font-size: 0.95rem;
    }
    
    .nav-toggle {
        width: 26px;
        height: 18px;
        padding: 3px;
    }
    
    .nav-menu a {
        padding: 12px 14px;
        font-size: 14px;
        min-height: 44px;
    }
}

/* Desktop Styles */
@media (min-width: 768px) {
    .nav-toggle { 
        display: none !important; 
    }
    
    .nav-menu { 
        display: flex !important; 
        flex-direction: row;
        position: static;
        background: transparent;
        border: none;
        box-shadow: none;
        backdrop-filter: none;
        padding: 0;
        max-height: none;
        overflow: visible;
    }
    
    .nav-menu a {
        padding: 8px 12px;
        font-size: 0.9rem;
        margin: 0;
        min-height: auto;
    }
    
    .nav-menu a:hover {
        transform: translateY(-2px);
    }
    
    .nav-menu a i {
        font-size: 1em;
        width: 16px;
    }
    
    .app-navbar {
        padding: 12px 20px;
    }
}

.card { background: var(--white); border: 1px solid #e2e8f0; border-radius: 10px; padding: 16px; margin: 16px 0; }

h1, h2 { margin: 0 0 12px 0; }

.input-group { display: flex; gap: 8px; align-items: center; }
.input-group input { flex: 1; }

label { display: block; margin: 12px 0 6px; font-weight: 600; color: var(--muted); }
input[type="text"], input[type="email"], input[type="tel"], input[type="password"] {
  width: 100%;
  padding: 12px;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  outline: none;
}
input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(15,118,110,0.15); }

button, .btn {
  display: inline-block;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 8px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 600;
}
button:hover, .btn:hover { background: var(--primary-dark); }

.actions { display: flex; gap: 8px; align-items: center; }

.small { font-size: 13px; color: var(--muted); }

.alert { padding: 12px; border-radius: 8px; margin: 12px 0; }
.alert-danger { background: #fee2e2; color: var(--danger); border: 1px solid #fecaca; }
.alert-success { background: #dcfce7; color: #166534; border: 1px solid #bbf7d0; }

.footer { color: var(--muted); font-size: 13px; padding: 16px; text-align: center; }