:root {
    --navy: #081327;
    --navy-2: #0f1e38;
    --blue: #1f7cff;
    --cyan: #2bd9ff;
    --purple: #7a5cff;
    --orange: #ff8a00;
    --yellow: #ffc82f;
    --green: #19c37d;
    --pink: #ff5ebc;
    --white: #ffffff;
    --text-dark: #17263c;
    --muted-dark: #5f738f;
    --line-light: rgba(15, 30, 56, 0.08);
    --light-bg: #f4f8ff;
    --card-bg: #ffffff;
    --shadow-lg: 0 24px 60px rgba(18, 38, 63, 0.14);
    --shadow-md: 0 14px 34px rgba(18, 38, 63, 0.10);
    --radius-xl: 30px;
    --radius-lg: 24px;
    --radius-md: 16px;
    --container: 1240px;
    --header-height: 86px;
    --transition: all 0.35s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(180deg, #eef5ff 0%, #f8fbff 100%);
    color: var(--text-dark);
    overflow-x: hidden;
    line-height: 1.6;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

input,
select,
textarea,
button {
    font: inherit;
}

.container {
    width: min(100% - 32px, var(--container));
    margin: 0 auto;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 999;
    background: rgba(8, 19, 39, 0.92);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
    min-height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    position: relative;
}

.brand-area {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand-logo-box {
    width: 74px;
    height: 74px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: none;
    flex-shrink: 0;
}

.brand-logo {
    width: 68px;
    height: auto;
    object-fit: contain;
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.12;
}

.brand-name {
    font-size: 24px;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.02em;
}

.brand-sub {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.72);
}

.nav-menu ul {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-menu li {
    position: relative;
}

.nav-menu a {
    padding: 11px 15px;
    border-radius: 999px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 14px;
    font-weight: 700;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #ffffff;
    background: rgba(255, 255, 255, 0.10);
}

.nav-dropdown {
    position: relative;
}

.dropdown-toggle::after {
    content: "▼";
    font-size: 10px;
    margin-left: 8px;
    opacity: 0.85;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 14px);
    right: 0;
    min-width: 220px;
    background: #ffffff;
    border: 1px solid rgba(8, 19, 39, 0.08);
    border-radius: 18px;
    padding: 10px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition: var(--transition);
    z-index: 1000;
}

.dropdown-menu a {
    display: block;
    padding: 12px 14px;
    border-radius: 12px;
    color: var(--text-dark);
    font-size: 14px;
    font-weight: 700;
}

.dropdown-menu a:hover {
    background: #edf5ff;
    color: var(--blue);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-phone {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 18px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--orange), var(--yellow));
    color: #111827;
    font-size: 14px;
    font-weight: 800;
    box-shadow: 0 12px 24px rgba(255, 138, 0, 0.28);
}

.mobile-toggle {
    display: none;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.16);
    background: rgba(255, 255, 255, 0.10);
    color: #ffffff;
    cursor: pointer;
    font-size: 20px;
}

.section-heading {
    max-width: 850px;
    margin-bottom: 46px;
}

.section-heading.center {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.8px;
    text-transform: uppercase;
    color: var(--blue);
    margin-bottom: 14px;
}

.section-kicker::before {
    content: "";
    width: 30px;
    height: 2px;
    background: linear-gradient(90deg, var(--cyan), var(--blue));
    display: inline-block;
    border-radius: 99px;
}

.section-heading h2,
.banner-slide-content h1 {
    line-height: 1.1;
    letter-spacing: -0.03em;
}

.section-heading h2 {
    font-size: clamp(30px, 4vw, 50px);
    margin-bottom: 14px;
    color: var(--text-dark);
}

.section-heading p {
    color: var(--muted-dark);
    font-size: 16px;
}

.dark-content h2,
.dark-content p {
    color: var(--text-dark);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 52px;
    padding: 0 24px;
    border-radius: 999px;
    border: 1px solid transparent;
    font-size: 15px;
    font-weight: 800;
    transition: var(--transition);
    cursor: pointer;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    color: #ffffff;
    box-shadow: 0 12px 26px rgba(31, 124, 255, 0.24);
}

.btn-secondary-dark {
    background: linear-gradient(135deg, var(--navy), var(--navy-2));
    color: #ffffff;
    box-shadow: 0 12px 24px rgba(8, 19, 39, 0.18);
}

.btn-outline-dark {
    background: transparent;
    color: var(--navy);
    border-color: rgba(8, 19, 39, 0.16);
}

.btn-white {
    background: #ffffff;
    color: var(--navy);
    box-shadow: 0 12px 28px rgba(255, 255, 255, 0.20);
}

.btn-banner-outline {
    background: rgba(255, 255, 255, 0.10);
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.24);
}

.btn-block {
    width: 100%;
}

.banner-slider-section {
    padding: 26px 0 34px;
}

.banner-slider {
    position: relative;
    overflow: hidden;
    border-radius: 34px;
    box-shadow: var(--shadow-lg);
}

.banner-track {
    position: relative;
    min-height: 560px;
}

.banner-slide {
    position: absolute;
    inset: 0;
    display: grid;
    grid-template-columns: 1.08fr 0.92fr;
    gap: 28px;
    align-items: center;
    padding: 48px;
    opacity: 0;
    visibility: hidden;
    transform: scale(1.02);
    transition: all 0.6s ease;
}

.banner-slide.active {
    opacity: 1;
    visibility: visible;
    transform: scale(1);
    position: relative;
}

.banner-theme-blue {
    background:
        radial-gradient(circle at 85% 15%, rgba(255,255,255,0.18), transparent 24%),
        linear-gradient(120deg, #0e4cce 0%, #0f6fff 34%, #11b5f4 100%);
    color: #ffffff;
}

.banner-theme-orange {
    background:
        radial-gradient(circle at 85% 15%, rgba(255,255,255,0.18), transparent 24%),
        linear-gradient(120deg, #ff7b00 0%, #ff9b00 42%, #ffc233 100%);
    color: #ffffff;
}

.banner-theme-purple {
    background:
        radial-gradient(circle at 85% 15%, rgba(255,255,255,0.18), transparent 24%),
        linear-gradient(120deg, #5c3df0 0%, #8458ff 42%, #ff5ebc 100%);
    color: #ffffff;
}

.banner-slide-content h1 {
    font-size: clamp(38px, 5vw, 66px);
    margin-bottom: 16px;
    max-width: 700px;
}

.banner-slide-content p {
    font-size: 17px;
    max-width: 650px;
    opacity: 0.96;
    margin-bottom: 26px;
}

.banner-badge {
    display: inline-flex;
    min-height: 36px;
    align-items: center;
    padding: 0 14px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    margin-bottom: 18px;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.4px;
    text-transform: uppercase;
}

.banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
}

.banner-slide-visual {
    display: flex;
    justify-content: center;
}

.banner-image-card {
    width: 100%;
    max-width: 420px;
    border-radius: 28px;
    padding: 18px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.22);
    backdrop-filter: blur(10px);
    box-shadow: 0 18px 36px rgba(0, 0, 0, 0.14);
}

.banner-image-wrap {
    width: 100%;
    height: 250px;
    border-radius: 22px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.14);
    margin-bottom: 16px;
}

.banner-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-visual-meta {
    display: flex;
    flex-direction: column;
}

.visual-label {
    display: inline-block;
    margin-bottom: 10px;
    font-size: 13px;
    font-weight: 700;
    opacity: 0.95;
}

.banner-visual-meta strong {
    font-size: 34px;
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}

.visual-sub {
    font-size: 15px;
    opacity: 0.94;
}

.banner-dots {
    position: absolute;
    left: 48px;
    bottom: 24px;
    display: flex;
    gap: 10px;
}

.banner-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.42);
    cursor: pointer;
    transition: var(--transition);
}

.banner-dot.active {
    width: 36px;
    border-radius: 999px;
    background: #ffffff;
}

.offer-cards-section {
    padding: 24px 0 36px;
}

.offer-cards-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.offer-card {
    position: relative;
    border-radius: 28px;
    padding: 26px;
    min-height: 250px;
    color: #ffffff;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.offer-card-blue {
    background: linear-gradient(135deg, #0f6fff, #19d3ff);
}

.offer-card-orange {
    background: linear-gradient(135deg, #ff7a18, #ffc138);
}

.offer-card-purple {
    background: linear-gradient(135deg, #6a47ff, #ff5ebc);
}

.offer-card-green {
    background: linear-gradient(135deg, #0aa56b, #35d29a);
}

.offer-card-icon {
    width: 62px;
    height: 62px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, 0.18);
    font-size: 16px;
    font-weight: 800;
    margin-bottom: 20px;
}

.offer-card-subtitle {
    display: block;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.3px;
    text-transform: uppercase;
    margin-bottom: 8px;
    opacity: 0.94;
}

.offer-card h3 {
    font-size: 28px;
    line-height: 1.1;
    margin-bottom: 12px;
}

.offer-card p {
    font-size: 15px;
    opacity: 0.96;
    margin-bottom: 18px;
}

.offer-card-link {
    display: inline-flex;
    font-size: 15px;
    font-weight: 800;
    color: #ffffff;
    border-bottom: 2px solid rgba(255, 255, 255, 0.82);
}

.light-section {
    background: linear-gradient(180deg, #f7fbff 0%, #edf5ff 100%);
}

.enquiry-section,
.plans-section,
.contact-section {
    padding: 84px 0;
}

.enquiry-grid {
    display: grid;
    grid-template-columns: 0.92fr 1.08fr;
    gap: 28px;
}

.colorful-card,
.white-form-card,
.colorful-plan-card,
.contact-card {
    box-shadow: var(--shadow-md);
    border-radius: 28px;
}

.colorful-card {
    background: linear-gradient(135deg, #0f6fff, #17c6f4);
    color: #ffffff;
    padding: 32px;
}

.colorful-card h3 {
    font-size: 30px;
    margin-bottom: 18px;
}

.premium-list {
    display: grid;
    gap: 14px;
    margin-bottom: 28px;
}

.premium-list li {
    position: relative;
    padding-left: 28px;
    color: rgba(255, 255, 255, 0.96);
}

.premium-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #ffffff;
}

.info-callout {
    margin-top: 10px;
    padding: 20px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.16);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

.callout-label {
    display: block;
    font-size: 13px;
    margin-bottom: 8px;
    opacity: 0.94;
}

.callout-number {
    font-size: 30px;
    font-weight: 800;
    color: #ffffff;
}

.white-form-card {
    background: #ffffff;
    padding: 32px;
    border: 1px solid rgba(15, 30, 56, 0.06);
}

.form-alert {
    padding: 16px 18px;
    border-radius: 16px;
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 700;
}

.alert-success {
    background: rgba(25, 195, 125, 0.10);
    border: 1px solid rgba(25, 195, 125, 0.24);
    color: #0d6f48;
}

.alert-error {
    background: rgba(255, 94, 188, 0.10);
    border: 1px solid rgba(255, 94, 188, 0.24);
    color: #b4166f;
}

.connection-form {
    display: grid;
    gap: 18px;
}

.form-row {
    display: grid;
    gap: 18px;
}

.form-row.two-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-group {
    display: grid;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 800;
    color: var(--navy);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    background: #f7fbff;
    color: var(--text-dark);
    border: 1px solid rgba(15, 30, 56, 0.10);
    border-radius: 16px;
    padding: 15px 16px;
    outline: none;
    transition: var(--transition);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #84a0bf;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: rgba(31, 124, 255, 0.42);
    box-shadow: 0 0 0 4px rgba(31, 124, 255, 0.10);
}

.form-group select option {
    color: #000000;
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.colorful-plan-card {
    position: relative;
    background: #ffffff;
    padding: 30px;
    border: 1px solid rgba(15, 30, 56, 0.06);
    overflow: hidden;
}

.colorful-plan-card.featured {
    border-color: rgba(31, 124, 255, 0.18);
    transform: translateY(-4px);
}

.featured-glow {
    position: absolute;
    width: 220px;
    height: 220px;
    right: -70px;
    top: -80px;
    background: radial-gradient(circle, rgba(43, 217, 255, 0.24), transparent 70%);
}

.plan-badge {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0 14px;
    border-radius: 999px;
    background: #edf5ff;
    color: var(--blue);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    margin-bottom: 18px;
}

.plan-badge.highlight {
    background: linear-gradient(135deg, var(--blue), var(--cyan));
    color: #ffffff;
}

.colorful-plan-card h3 {
    font-size: 40px;
    line-height: 1;
    margin-bottom: 14px;
    letter-spacing: -0.04em;
    color: var(--navy);
}

.plan-subtext {
    color: var(--muted-dark);
    margin-bottom: 18px;
    min-height: 48px;
}

.plan-feature-box {
    padding: 14px 16px;
    border-radius: 16px;
    margin-bottom: 20px;
    background: #f3f9ff;
    border: 1px solid #ddeeff;
    color: var(--navy);
    font-size: 14px;
    font-weight: 700;
}

.plan-features {
    display: grid;
    gap: 13px;
    margin-bottom: 24px;
}

.plan-features li {
    position: relative;
    padding-left: 26px;
    color: var(--muted-dark);
}

.plan-features li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 9px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--green), var(--cyan));
}

.view-all-plans-wrap {
    text-align: center;
    margin-top: 32px;
}

.dark-contact-section {
    background: linear-gradient(135deg, #091a33, #10274d);
}

.contact-box {
    display: grid;
    grid-template-columns: 1.12fr 0.88fr;
    gap: 26px;
    align-items: center;
    padding: 38px;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.10);
    box-shadow: var(--shadow-lg);
}

.contact-left h2 {
    font-size: clamp(30px, 4vw, 48px);
    line-height: 1.12;
    margin-bottom: 16px;
    color: #ffffff;
}

.contact-left p {
    color: rgba(255, 255, 255, 0.76);
    max-width: 620px;
}

.contact-card {
    background: rgba(255, 255, 255, 0.10);
    padding: 22px;
    border: 1px solid rgba(255, 255, 255, 0.10);
}

.contact-right {
    display: grid;
    gap: 16px;
}

.contact-label {
    display: block;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.74);
    margin-bottom: 8px;
}

.contact-value {
    display: inline-block;
    font-size: 24px;
    font-weight: 800;
    color: #ffffff;
}

.site-footer {
    padding: 30px 0 26px;
    background: #071327;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.footer-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    flex-wrap: wrap;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.footer-brand-logo-box {
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-brand-logo {
    width: 46px;
    height: auto;
    object-fit: contain;
}

.footer-brand-text strong {
    display: block;
    font-size: 16px;
    color: #ffffff;
}

.footer-brand-text span {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.72);
}

.footer-links {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.footer-links a,
.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.72);
}

.footer-links a:hover {
    color: #ffffff;
}

.floating-actions {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 998;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.float-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 58px;
    height: 58px;
    border-radius: 999px;
    padding: 0 18px;
    font-size: 14px;
    font-weight: 800;
    color: #ffffff;
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.22);
}

.float-call {
    background: linear-gradient(135deg, var(--orange), var(--yellow));
    color: #162236;
}

.float-enquiry {
    background: linear-gradient(135deg, var(--blue), var(--cyan));
}

@media (max-width: 1100px) {
    .banner-slide,
    .enquiry-grid,
    .contact-box {
        grid-template-columns: 1fr;
    }

    .offer-cards-grid,
    .plans-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .banner-track {
        min-height: 720px;
    }
}

@media (max-width: 900px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: calc(100% + 10px);
        left: 16px;
        right: 16px;
        background: #ffffff;
        border: 1px solid rgba(15, 30, 56, 0.08);
        border-radius: 22px;
        padding: 14px;
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        display: block;
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .nav-menu a {
        display: block;
        padding: 12px 14px;
        color: var(--text-dark);
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        margin-top: 8px;
        min-width: 100%;
        border-radius: 14px;
        box-shadow: none;
        background: #f7fbff;
        border: 1px solid rgba(15, 30, 56, 0.06);
    }

    .header-phone {
        display: none;
    }

    .mobile-toggle {
        display: inline-grid;
        place-items: center;
    }

    .offer-cards-grid,
    .plans-grid,
    .form-row.two-col {
        grid-template-columns: 1fr;
    }

    .banner-slide {
        padding: 30px 24px 68px;
    }

    .banner-slide-content h1 {
        font-size: 40px;
    }

    .banner-track {
        min-height: 760px;
    }

    .banner-dots {
        left: 24px;
        bottom: 20px;
    }
}

@media (max-width: 640px) {
    :root {
        --header-height: 78px;
    }

    .container {
        width: min(100% - 22px, var(--container));
    }

    .brand-logo-box {
        width: 62px;
        height: 62px;
    }

    .brand-logo {
        width: 58px;
    }

    .brand-name {
        font-size: 20px;
    }

    .banner-slide-content h1,
    .section-heading h2,
    .contact-left h2 {
        font-size: 32px;
    }

    .banner-visual-meta strong,
    .colorful-plan-card h3 {
        font-size: 30px;
    }

    .offer-card,
    .colorful-card,
    .white-form-card,
    .colorful-plan-card,
    .contact-card,
    .contact-box {
        padding: 22px;
    }

    .banner-image-wrap {
        height: 210px;
    }

    .floating-actions {
        right: 12px;
        bottom: 12px;
    }

    .float-btn {
        min-width: 54px;
        height: 54px;
        padding: 0 16px;
        font-size: 13px;
    }
}