/* ==========================================================================
   PACXEN PACKERS & MOVERS — OFFICIAL BRAND DESIGN SYSTEM (100% MOBILE RESPONSIVE)
   ========================================================================== */

:root {
    /* Brand Colors extracted from PACXEN Logo */
    --color-primary: #0A2540;         /* Deep Brand Navy Blue */
    --color-primary-light: #133E7C;   /* Royal Navy Blue */
    --color-primary-dark: #06182B;    /* Deepest Midnight Navy */
    
    --color-accent: #ED1C24;          /* Vibrant Brand Red (from Logo 'X') */
    --color-accent-hover: #D0141C;    /* Deep Crimson Red */
    --color-accent-glow: rgba(237, 28, 36, 0.28);
    --color-accent-light: #FEECEB;
    
    --color-secondary: #0E3366;       /* PACXEN Navy Accent */
    --color-secondary-light: #EBF2FA;
    
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-danger: #EF4444;
    
    /* Clean Surfaces & Backgrounds */
    --color-bg: #F8FAFC;              /* Clean Crisp Slate/Ice */
    --color-surface: #FFFFFF;
    --color-surface-hover: #F1F5F9;
    --color-text-main: #0F172A;       /* Deep Navy Slate */
    --color-text-muted: #64748B;
    --color-text-light: #94A3B8;
    --color-border: #E2E8F0;
    --color-border-accent: rgba(237, 28, 36, 0.25);
    
    /* Typography */
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    
    /* Elevation & Shadows */
    --shadow-sm: 0 2px 8px rgba(10, 37, 64, 0.05);
    --shadow-md: 0 8px 24px rgba(10, 37, 64, 0.08);
    --shadow-lg: 0 16px 44px rgba(10, 37, 64, 0.14);
    --shadow-accent: 0 8px 24px rgba(237, 28, 36, 0.32);
    
    /* Geometry */
    --border-radius-sm: 10px;
    --border-radius-md: 16px;
    --border-radius-lg: 28px;
    --container-max: 1240px;
    --transition: all 0.25s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Global Reset & Strict Mobile Overflow Prevention */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    min-width: 0; /* Prevents grid/flex children from overflowing parent viewports */
}

html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    scroll-behavior: smooth;
    font-size: 16px;
    background-color: var(--color-bg);
    color: var(--color-text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* Typography with Mobile Clamping */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--color-primary);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

h1 { font-size: clamp(1.85rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.45rem, 4vw, 2.3rem); }
h3 { font-size: clamp(1.2rem, 3vw, 1.65rem); }
h4 { font-size: 1.1rem; }

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-accent-hover);
}

img, video, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container with Safe Padding */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 16px;
    box-sizing: border-box;
}

/* Header & Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1.5px solid var(--color-border);
    box-shadow: 0 4px 20px rgba(10, 37, 64, 0.05);
    width: 100%;
}

.navbar-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    width: 100%;
    padding: 0 16px;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-right: 0;
    text-decoration: none;
    flex-shrink: 0;
}

.brand-logo img {
    height: 44px;
    width: auto;
    object-fit: contain;
    border-radius: var(--border-radius-sm);
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.5px;
    line-height: 1.1;
}

.brand-tagline {
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--color-accent);
    text-transform: uppercase;
    letter-spacing: 0.8px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.2rem;
    list-style: none;
    margin-left: 2rem;
}

.nav-links li {
    flex-shrink: 0 !important;
}

.nav-link {
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-primary);
    position: relative;
    padding: 6px 0;
    white-space: nowrap;
}

.nav-link:hover, .nav-link.active {
    color: var(--color-accent);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2.5px;
    background: var(--color-accent);
    border-radius: 2px;
    transition: var(--transition);
}

.nav-link:hover::after, .nav-link.active::after {
    width: 100%;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: 1rem;
    flex-shrink: 0;
}

.mobile-toggle {
    display: none;
    background: #F1F5F9;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    width: 42px;
    height: 42px;
    font-size: 1.25rem;
    color: var(--color-primary);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.mobile-toggle:hover {
    background: var(--color-secondary-light);
    color: var(--color-accent);
}

/* Premium Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 22px;
    font-family: var(--font-body);
    font-size: 0.94rem;
    font-weight: 700;
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
    text-align: center;
    white-space: nowrap;
    text-decoration: none;
    box-sizing: border-box;
}

.btn-primary {
    background: linear-gradient(135deg, #ED1C24 0%, #D0141C 100%);
    color: #FFFFFF;
    box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #FF3B30 0%, #B80F16 100%);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(237, 28, 36, 0.45);
}

.btn-secondary {
    background: var(--color-primary);
    color: #FFFFFF;
    box-shadow: var(--shadow-md);
}

.btn-secondary:hover {
    background: var(--color-primary-light);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #1DA851 100%);
    color: #FFFFFF;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-whatsapp:hover {
    background: linear-gradient(135deg, #28E16D 0%, #1AA04C 100%);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.82rem;
}

.btn-lg {
    padding: 14px 26px;
    font-size: 1rem;
}

/* Sections */
.section {
    padding: 60px 0;
    width: 100%;
    box-sizing: border-box;
}

.section-bg-light {
    background-color: var(--color-surface);
}

.section-bg-dark {
    background: linear-gradient(135deg, #0A2540 0%, #0E3366 100%);
    color: #FFFFFF;
}

.section-bg-dark h1, .section-bg-dark h2, .section-bg-dark h3 {
    color: #FFFFFF;
}

.section-header {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 40px auto;
    padding: 0 10px;
}

.section-subtitle {
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--color-accent);
    margin-bottom: 8px;
    display: inline-block;
    padding: 4px 12px;
    background: var(--color-accent-light);
    border-radius: 20px;
    border: 1px solid var(--color-border-accent);
}

.section-title {
    margin-bottom: 12px;
}

.section-desc {
    color: var(--color-text-muted);
    font-size: 0.98rem;
    line-height: 1.65;
}

.section-bg-dark .section-desc {
    color: #CBD5E1;
}

/* Footer */
.footer {
    background: var(--color-primary-dark);
    color: #94A3B8;
    padding-top: 50px;
    padding-bottom: 25px;
    border-top: 4px solid var(--color-accent);
    width: 100%;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 36px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.footer-brand img {
    height: 48px;
    width: auto;
    object-fit: contain;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.65;
}

.footer-contact-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.88rem;
}

.footer-contact-info div {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-title {
    color: #FFFFFF;
    font-size: 1.05rem;
    margin-bottom: 16px;
    position: relative;
    padding-bottom: 6px;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: #94A3B8;
    font-size: 0.9rem;
    transition: var(--transition);
}

.footer-links a:hover {
    color: #FFFFFF;
    padding-left: 4px;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.84rem;
    flex-wrap: wrap;
    gap: 10px;
}

/* ==========================================================================
   MOBILE RESPONSIVE BREAKPOINTS (PERFECT SCREEN-FIT)
   ========================================================================== */

@media (max-width: 1150px) {
    .navbar-inner {
        height: 68px;
        padding: 0 14px;
    }

    .brand-logo img {
        height: 40px;
    }

    .brand-name {
        font-size: 1.18rem;
    }

    .mobile-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 68px;
        left: 0;
        right: 0;
        width: 100%;
        background: #FFFFFF;
        flex-direction: column;
        align-items: stretch;
        padding: 16px;
        box-shadow: 0 20px 40px rgba(10, 37, 64, 0.18);
        border-bottom: 2px solid var(--color-accent);
        margin-left: 0;
        gap: 0;
        z-index: 1001;
        max-height: 80vh;
        overflow-y: auto;
    }
    
    .nav-links.active {
        display: flex;
        animation: slideDownNav 0.2s ease-out forwards;
    }

    @keyframes slideDownNav {
        from { opacity: 0; transform: translateY(-8px); }
        to { opacity: 1; transform: translateY(0); }
    }

    .nav-links li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 10px;
        font-size: 0.98rem;
    }

    .nav-link::after {
        display: none;
    }

    .mobile-header-login-btn {
        display: inline-flex !important;
        align-items: center;
        gap: 6px;
        padding: 6px 12px !important;
        font-size: 0.82rem !important;
        font-weight: 700 !important;
        border-radius: 20px !important;
        border: 1.5px solid var(--color-primary) !important;
        color: var(--color-primary) !important;
        background: #FFFFFF !important;
        box-shadow: var(--shadow-sm);
        transition: var(--transition);
    }

    .mobile-header-login-btn:hover {
        background: var(--color-primary) !important;
        color: #FFFFFF !important;
    }

    .nav-actions .desktop-estimate-btn, .nav-actions .desktop-only-btn {
        display: none !important;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 40px 0;
    }

    .section-header {
        margin-bottom: 28px;
    }

    .grid-2, .grid-3, .grid-4 {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        gap: 16px !important;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .footer-bottom {
        text-align: center;
        justify-content: center;
        flex-direction: column;
    }
}

/* PACXEN Layout Fixes: Keep logo on the far left, prevent navigation list overlap */
.navbar-inner {
    padding: 0 24px !important;
}

/* Make outline login button style globally active on both desktop & mobile */
.mobile-header-login-btn {
    display: inline-flex !important;
    align-items: center;
    gap: 6px;
    padding: 6px 14px !important;
    font-size: 0.84rem !important;
    font-weight: 700 !important;
    border-radius: 20px !important;
    border: 1.5px solid var(--color-primary) !important;
    color: var(--color-primary) !important;
    background: #FFFFFF !important;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
}
.mobile-header-login-btn:hover {
    background: var(--color-primary) !important;
    color: #FFFFFF !important;
}

/* Hide Login link from center menu list on desktop (keeps menu links clean with 8 items) */
@media (min-width: 1151px) {
    .nav-login-item {
        display: none !important;
    }
}

/* Optimize spacing for all desktop screens to prevent overlap within the 1200px container width limit */
@media (min-width: 1151px) {
    .nav-links {
        gap: 1.2rem !important;
        margin-left: 1rem !important;
    }
    .nav-link {
        font-size: 0.85rem !important;
    }
    .nav-actions {
        gap: 0.6rem !important;
        margin-left: 0.6rem !important;
    }
    .brand-name {
        font-size: 1.15rem !important;
    }
    .brand-tagline {
        font-size: 0.6rem !important;
        letter-spacing: 0.2px !important;
    }
}

@media (max-width: 768px) {
    #userDisplayName {
        display: none !important;
    }
}

/* Floating WhatsApp Button widget */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 30px;
    right: 100px;
    background-color: #25D366;
    color: #FFFFFF !important;
    border-radius: 50%;
    text-align: center;
    font-size: 32px;
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(5deg);
    background-color: #128C7E;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 52px;
        height: 52px;
        bottom: 24px;
        right: 88px;
        font-size: 28px;
    }
}