/* ==========================================================================
   External Pages Shared CSS
   
   Centralized styles for all public/external pages:
   - Homepage (index.php)
   - Authentication pages (login, register, forgot-password, reset-password, verify-email)
   
   This file contains:
   - Global variables
   - Navigation/Header styles
   - Common external page elements
   
   Page-specific styles:
   - homepage.css (hero, features, pricing sections)
   - auth.css (login/register form styling)
   ========================================================================== */

/* Import Inter font */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   Global CSS Variables
   ========================================================================== */

:root {
    /* Brand Colors */
    --primary-color: #FF3D5A;        /* Laser Coral - Primary CTA */
    --primary-hover: #E6355C;        /* Darker Laser Coral on hover */
    --secondary-color: #00D7C8;      /* Teal - Secondary CTA */
    --ion-violet: #6B5BFF;           /* Ion Violet - Used in internal app */
    --ion-violet-hover: #5a4ad9;     /* Darker Ion Violet */
    
    /* Neutral Colors */
    --bg-dark: #0a0a0a;
    --bg-light: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --border-color: rgba(0, 0, 0, 0.1);
    
    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    
    /* Spacing & Layout */
    --radius-sm: 0.5rem;
    --radius-md: 0.625rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
}

/* ==========================================================================
   Base Styles
   ========================================================================== */

body {
    font-family: var(--font-sans);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Navigation / Header
   ========================================================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(
        135deg, 
        rgba(10, 10, 10, 0.98) 0%, 
        rgba(30, 30, 40, 0.98) 100%
    );
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.navbar-brand {
    display: flex;
    align-items: center;
}

.navbar-brand img {
    height: 36px;
    width: auto;
    transition: opacity 0.2s ease;
}

.navbar-brand:hover img {
    opacity: 0.9;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.8) !important;
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.2s ease;
}

.navbar-nav .nav-link:hover {
    color: rgba(255, 255, 255, 1) !important;
}

.btn-nav-primary {
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    margin-left: 0.5rem;
}

.btn-nav-cta {
    background-color: var(--primary-color) !important;
    border-radius: var(--radius-md);
    color: white !important;
    margin-left: 0.5rem;
}

.btn-nav-cta:hover {
    background-color: var(--primary-hover) !important;
}

/* Navbar toggler for mobile */
.navbar-toggler {
    border-color: rgba(255, 255, 255, 0.1);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */

@media (max-width: 991px) {
    /* Make collapsed navbar full width with proper mobile styling */
    .navbar-collapse {
        width: 100% !important;
        background-color: var(--bg-primary);
        padding: 1rem;
        border-radius: var(--radius-lg);
        margin-top: 0.5rem;
    }
    
    .navbar-collapse.show,
    .navbar-collapse.collapsing {
        display: block !important;
    }
    
    .navbar-nav {
        padding: 0.5rem 0;
        width: 100% !important;
        flex-direction: column !important;
    }
    
    /* Make nav items and links full width */
    .navbar-nav .nav-item {
        width: 100% !important;
        display: block !important;
    }
    
    .navbar-nav .nav-link {
        padding: 0.75rem 1rem !important;
        width: 100%;
        display: block;
        text-align: left;
    }
    
    /* Make buttons full width too - using more specific selectors for mobile */
    .navbar-nav .nav-item .btn-nav-primary,
    .navbar-nav .nav-item .btn-nav-cta,
    .navbar .btn-nav-primary,
    .navbar .btn-nav-cta {
        margin: 0.5rem 0 0 0 !important;
        margin-left: 0 !important;
        display: flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 100% !important;
        text-align: center !important;
        transition: all 0.3s ease;
        padding: 0.75rem 1rem !important;
        box-sizing: border-box !important;
    }
    
    /* Illuminated hover effects for mobile buttons */
    .btn-nav-primary:hover {
        background-color: var(--primary-hover) !important;
        box-shadow: 0 0 15px rgba(255, 61, 90, 0.4), 
                    0 4px 20px rgba(0, 0, 0, 0.3);
        transform: translateY(-2px);
        color: #ffffff !important;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    .btn-nav-cta:hover {
        background-color: var(--primary-hover) !important;
        box-shadow: 0 0 15px rgba(255, 61, 90, 0.4), 
                    0 4px 20px rgba(0, 0, 0, 0.3);
        transform: translateY(-2px);
        color: #ffffff !important;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    }
    
    /* Also illuminate nav links on hover */
    .navbar-nav .nav-link:hover {
        color: var(--primary-color) !important;
        text-shadow: 0 0 8px rgba(255, 61, 90, 0.5);
        background: rgba(255, 61, 90, 0.08);
        border-radius: 0.5rem;
    }
    
    /* Hide GitHub link in collapsed mode */
    .navbar-nav a[href*="github"] {
        display: none !important;
    }
}

@media (max-width: 576px) {
    .navbar {
        padding: 0.75rem 0;
    }
    
    .navbar-brand img {
        height: 24px;
        width: auto;
    }
}