/* ============================================================
   HEADER.CSS — Navbar, Mega Menu, Hero, Mobile Menu
   abantpack.com | Red Brand Theme
   ============================================================ */

:root {
    --red: #C41E1E;
    --red-dark: #a01818;
    --red-darker: #8B1515;
    --accent-dark: #333333;
    --text-dark: #333333;
    --text-darker: #1a1a1a;
    --text-muted: #666666;
    --text-light: #999999;
    --bg-light: #f8f9fa;
    --bg-lighter: #f5f5f5;
    --footer-bg: #1a1a1a;
    --white: #ffffff;
    --success: #4CAF50;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --radius: 15px;
    --radius-lg: 20px;
    --radius-pill: 50px;
    --transition: 0.3s ease;
    --font: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

/* ----------------------------------------
   TOP BAR (optional thin info strip)
   ---------------------------------------- */
.top-bar {
    background: var(--footer-bg);
    color: var(--white);
    font-size: 13px;
    padding: 8px 0;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: color var(--transition);
}

.top-bar a:hover {
    color: var(--white);
}

.top-bar-left,
.top-bar-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.top-bar-right .social-links {
    display: flex;
    gap: 12px;
}

.top-bar-right .social-links a {
    font-size: 14px;
}

/* ----------------------------------------
   NAVBAR
   ---------------------------------------- */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
    transition: box-shadow var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Logo */
.navbar-brand,
.logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.navbar-brand img,
.logo img {
    height: 50px;
    width: auto;
    transition: transform var(--transition);
}

.navbar-brand:hover img,
.logo:hover img {
    transform: scale(1.03);
}

.logo a { text-decoration: none; }

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

/* Nav Menu — center */
.nav-menu {
    display: flex;
    align-items: center;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: 5px;
}

.nav-menu > li {
    position: relative;
}

.nav-menu > li > a {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 10px 18px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-dark);
    text-decoration: none;
    border-radius: 8px;
    transition: color var(--transition), background var(--transition);
    position: relative;
    white-space: nowrap;
}

.nav-menu > li > a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 70%;
    height: 3px;
    background: var(--red);
    border-radius: 2px;
    transition: transform var(--transition);
}

.nav-menu > li:hover > a,
.nav-menu > li.active > a {
    color: var(--red);
}

.nav-menu > li:hover > a::after,
.nav-menu > li.active > a::after {
    transform: translateX(-50%) scaleX(1);
}

.nav-menu > li > a .dropdown-icon {
    font-size: 10px;
    transition: transform var(--transition);
}

.nav-menu > li:hover > a .dropdown-icon {
    transform: rotate(180deg);
}

/* Right side — phone + toggle */
.navbar-right,
.nav-icons {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.navbar-phone,
.header-phone-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: linear-gradient(135deg, var(--red), var(--red-darker));
    color: var(--white);
    text-decoration: none;
    border-radius: var(--radius-pill);
    font-size: 14px;
    font-weight: 600;
    transition: transform var(--transition), box-shadow var(--transition);
    white-space: nowrap;
}

.navbar-phone:hover,
.header-phone-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(196, 30, 30, 0.35);
}

.navbar-phone i,
.header-phone-btn svg {
    font-size: 15px;
}

.phone-text { font-size: 14px; }

/* ----------------------------------------
   DROPDOWN — Standard
   ---------------------------------------- */
.dropdown-menu,
.sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 12px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all var(--transition);
    z-index: 100;
    list-style: none;
    margin: 0;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.nav-menu > li:hover > .dropdown-menu,
.nav-menu > li:hover > .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(5px);
}

.dropdown-menu li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    transition: background var(--transition), color var(--transition), padding-left var(--transition);
}

.dropdown-menu li a:hover {
    background: var(--bg-light);
    color: var(--red);
    padding-left: 26px;
}

.dropdown-menu li a i {
    color: var(--red);
    font-size: 13px;
    width: 16px;
    text-align: center;
}

/* ----------------------------------------
   MEGA MENU — Products (4 columns)
   ---------------------------------------- */
.mega-menu,
.mega-menu-content {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(15px);
    min-width: 900px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 30px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition);
    z-index: 100;
    border: 1px solid rgba(0, 0, 0, 0.06);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    list-style: none;
}

.nav-menu > li:hover > .mega-menu,
.nav-menu > li:hover > .mega-menu-content {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(5px);
}

.mega-menu-column {
    padding: 0;
    list-style: none;
}

.mega-menu-column strong {
    display: block;
    color: var(--red);
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--red);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.mega-menu-column ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mega-menu-column ul li a {
    display: block;
    padding: 8px 5px;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 14px;
    transition: all var(--transition);
    border-radius: 6px;
}

.mega-menu-column ul li a:hover {
    color: var(--red);
    background: var(--bg-light);
    padding-left: 12px;
}

.mega-menu-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.mega-menu-col h4 {
    font-size: 14px;
    font-weight: 700;
    color: var(--red);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0 0 14px 0;
    padding-bottom: 10px;
    border-bottom: 2px solid rgba(196, 30, 30, 0.15);
}

.mega-menu-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mega-menu-col ul li {
    margin-bottom: 4px;
}

.mega-menu-col ul li a {
    display: block;
    padding: 7px 10px;
    color: var(--text-dark);
    text-decoration: none;
    font-size: 13px;
    border-radius: 6px;
    transition: background var(--transition), color var(--transition), padding-left var(--transition);
}

.mega-menu-col ul li a:hover {
    background: var(--bg-light);
    color: var(--red);
    padding-left: 16px;
}

.mega-menu-footer {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 0, 0, 0.06);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mega-menu-footer a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--red);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: gap var(--transition);
}

.mega-menu-footer a:hover {
    gap: 12px;
}

/* ----------------------------------------
   MOBILE TOGGLE
   ---------------------------------------- */
.mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 44px;
    height: 44px;
    background: transparent;
    border: 2px solid var(--red);
    border-radius: 10px;
    cursor: pointer;
    padding: 0;
    gap: 5px;
    transition: background var(--transition);
}

.mobile-toggle:hover {
    background: rgba(196, 30, 30, 0.06);
}

.mobile-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--red);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

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

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

/* ----------------------------------------
   MOBILE MENU — Full-screen overlay
   ---------------------------------------- */
.mobile-menu,
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(160deg, var(--red) 0%, var(--red-darker) 50%, var(--accent-dark) 100%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    padding: 100px 30px 40px;
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: scale(1.05);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.active,
.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: all;
    transform: scale(1);
}

.mobile-menu-nav {
    list-style: none;
    margin: 0;
    padding: 0;
    flex: 1;
}

.mobile-menu-nav li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.mobile-menu-nav li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 5px;
    color: var(--white);
    text-decoration: none;
    font-size: 18px;
    font-weight: 500;
    transition: padding-left var(--transition);
}

.mobile-menu-nav li a:hover {
    padding-left: 12px;
}

.mobile-menu-nav li a i {
    font-size: 13px;
    opacity: 0.6;
}

.mobile-menu-sub {
    list-style: none;
    margin: 0;
    padding: 0 0 10px 15px;
    display: none;
}

.mobile-menu-sub.active {
    display: block;
}

.mobile-menu-sub li a {
    font-size: 15px;
    padding: 12px 5px;
    opacity: 0.85;
}

.mobile-menu-contact {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.mobile-menu-contact a {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--white);
    text-decoration: none;
    font-size: 16px;
    padding: 10px 0;
}

.mobile-menu-contact a i {
    width: 20px;
    text-align: center;
}

.mobile-menu-close {
    position: absolute;
    top: 25px;
    right: 25px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 50%;
    color: var(--white);
    font-size: 20px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition), transform var(--transition);
}

.mobile-menu-close:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: rotate(90deg);
}

/* ----------------------------------------
   HERO SECTION — V2 Modern
   ---------------------------------------- */
.hero-section {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-color: #1a1a1a;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(160deg, rgba(20,20,20,0.85) 0%, rgba(40,20,20,0.7) 40%, rgba(160,20,20,0.5) 100%);
    z-index: 1;
}

.hero-section .hero-wrapper {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px;
    width: 100%;
}

.hero-content-v2 {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    border-radius: var(--radius-pill);
    margin-bottom: 28px;
    letter-spacing: 0.5px;
    backdrop-filter: blur(6px);
}

.hero-title-v2 {
    font-size: 54px;
    font-weight: 800;
    line-height: 1.12;
    margin: 0 0 22px 0;
    color: #fff;
    letter-spacing: -0.5px;
}

.hero-title-v2 span {
    color: #ff6b6b;
}

.hero-desc-v2 {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255,255,255,0.8);
    margin: 0 auto 36px;
    max-width: 620px;
}

.hero-actions-v2 {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 50px;
    justify-content: center;
}

.hero-btn-v2 {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    font-size: 15px;
    font-weight: 700;
    border-radius: 10px;
    text-decoration: none;
    transition: all 0.3s ease;
    font-family: var(--font);
}

.hero-btn-primary-v2 {
    background: var(--red);
    color: #fff;
    box-shadow: 0 8px 30px rgba(196,30,30,0.4);
}

.hero-btn-primary-v2:hover {
    background: var(--red-darker);
    transform: translateY(-3px);
    box-shadow: 0 12px 40px rgba(196,30,30,0.55);
}

.hero-btn-secondary-v2 {
    background: rgba(255,255,255,0.1);
    color: #fff;
    border: 1.5px solid rgba(255,255,255,0.3);
    backdrop-filter: blur(6px);
}

.hero-btn-secondary-v2:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-3px);
}

.hero-stats-v2 {
    display: inline-flex;
    align-items: center;
    gap: 30px;
    padding: 24px 40px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 14px;
    backdrop-filter: blur(10px);
}

.hero-stat strong {
    display: block;
    font-size: 28px;
    font-weight: 800;
    color: #fff;
    line-height: 1;
    margin-bottom: 4px;
}

.hero-stat span {
    font-size: 13px;
    color: rgba(255,255,255,0.65);
    font-weight: 500;
}

.hero-stat-sep {
    width: 1px;
    height: 40px;
    background: rgba(255,255,255,0.2);
}

/* ----------------------------------------
   RESPONSIVE — 1024px
   ---------------------------------------- */
@media (max-width: 1024px) {
    .nav-menu {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .navbar .container {
        height: 70px;
    }

    .navbar-brand img {
        height: 42px;
    }

    .mega-menu {
        min-width: 700px;
    }

    .mega-menu-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 38px;
    }

    .hero-form-card {
        max-width: 480px;
    }

    .hero {
        min-height: auto;
    }
}

/* ----------------------------------------
   RESPONSIVE — 768px
   ---------------------------------------- */
@media (max-width: 768px) {
    .top-bar {
        display: none;
    }

    .navbar .container {
        height: 64px;
    }

    .navbar-brand img {
        height: 38px;
    }

    .navbar-phone span,
    .header-phone-btn .phone-text {
        display: none;
    }

    .navbar-phone,
    .header-phone-btn {
        width: 42px;
        height: 42px;
        padding: 0;
        justify-content: center;
        border-radius: 50%;
    }

    .hero-section {
        min-height: 70vh;
    }

    .hero-title-v2 {
        font-size: 34px;
    }

    .hero-desc-v2 {
        font-size: 16px;
    }

    .hero-stats-v2 {
        gap: 20px;
        padding: 20px 24px;
    }

    .hero-stat strong {
        font-size: 22px;
    }

    .mobile-menu, .mobile-menu-overlay {
        padding: 90px 20px 30px;
    }

    .mobile-nav-list li a,
    .mobile-menu-nav li a {
        font-size: 16px;
        padding: 15px 5px;
    }
}

@media (max-width: 480px) {
    .hero-section {
        min-height: 60vh;
    }

    .hero-title-v2 {
        font-size: 28px;
    }

    .hero-desc-v2 {
        font-size: 15px;
        margin-bottom: 28px;
    }

    .hero-actions-v2 {
        margin-bottom: 32px;
    }

    .hero-btn-v2 {
        padding: 14px 24px;
        font-size: 14px;
    }

    .hero-stats-v2 {
        gap: 18px;
        padding: 18px 20px;
    }

    .hero-stat strong {
        font-size: 20px;
    }

    .hero-stat span {
        font-size: 11px;
    }
}

/* Mobile menu HTML aliases */
.mobile-menu-overlay .mobile-menu-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}
.mobile-menu-overlay .mobile-menu-header { margin-bottom: 15px; }
.mobile-menu-overlay .mobile-logo-top { height: 40px; filter: brightness(0) invert(1); }
.mobile-menu-overlay .mobile-contact-box { color: rgba(255,255,255,0.8); font-size: 14px; margin-bottom: 20px; }
.mobile-menu-overlay .mobile-contact-box a { color: #fff; text-decoration: none; }
.mobile-menu-overlay .mobile-nav-list { list-style: none; margin: 0; padding: 0; flex: 1; }
.mobile-menu-overlay .mobile-nav-list > li { border-bottom: 1px solid rgba(255,255,255,0.12); }
.mobile-menu-overlay .mobile-nav-list > li > a { display: flex; justify-content: space-between; padding: 18px 5px; color: #fff; text-decoration: none; font-size: 18px; font-weight: 500; }
.mobile-menu-overlay .mobile-submenu { list-style: none; margin: 0; padding: 0 0 10px 10px; display: none; }
.mobile-menu-overlay .has-submenu.open > .mobile-submenu { display: block; }
.mobile-menu-overlay .mobile-submenu li a { color: rgba(255,255,255,0.85); text-decoration: none; display: block; padding: 10px 10px; font-size: 15px; }
.mobile-menu-overlay .mobile-menu-footer { margin-top: auto; padding-top: 15px; }
.mobile-menu-overlay .mobile-tagline { color: rgba(255,255,255,0.6); font-size: 13px; line-height: 1.6; }
.mobile-menu-overlay .mobile-menu-close { position: absolute; top: 20px; right: 20px; }
.mobile-menu-overlay .close-btn { width: 44px; height: 44px; background: rgba(255,255,255,0.15); border: none; border-radius: 50%; color: #fff; font-size: 28px; cursor: pointer; display: flex; align-items: center; justify-content: center; transition: all 0.3s; }
.mobile-menu-overlay .close-btn:hover { background: rgba(255,255,255,0.25); transform: rotate(90deg); }