:root {
    --respina-blue: #155eef;
    --respina-blue-dark: #0b3fa8;
    --respina-blue-soft: #eef4ff;

    --respina-navy: #0b1f3a;

    --respina-orange: #ff9f43;
    --respina-orange-dark: #e68020;

    --respina-bg: #f7f8fa;
    --respina-white: #ffffff;

    --respina-text: #172033;
    --respina-muted: #667085;
    --respina-border: #e5e7eb;

    --respina-shadow: 0 8px 24px rgba(11, 31, 58, 0.07);
    --respina-shadow-hover: 0 14px 32px rgba(11, 31, 58, 0.11);
}


/* =========================================================
   BASE
========================================================= */

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Tahoma, Arial, sans-serif;
    background: var(--respina-bg);
    color: var(--respina-text);
    line-height: 1.8;
}

a {
    text-decoration: none;
}

img {
    max-width: 100%;
}

.respina-main {
    min-height: 60vh;
}


/* =========================================================
   HEADER
========================================================= */

.respina-header {
    position: sticky;
    top: 0;
    z-index: 1030;
}

.respina-navbar {
    min-height: 78px;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid #e8edf5;
    box-shadow: 0 4px 18px rgba(15, 35, 70, 0.05);
}


/* =========================================================
   LOGO
========================================================= */

.respina-brand {
    display: inline-flex;
    align-items: center;
    flex-shrink: 0;

    padding: 0;
    margin: 0;

    width: auto;
    max-width: 210px;
}

.respina-logo {
    display: block;

    width: auto;
    height: 48px;

    max-width: 190px;
    max-height: 48px;

    object-fit: contain;
    object-position: center;
}


/* =========================================================
   NAVIGATION
========================================================= */

.respina-nav {
    gap: 4px;
}

.respina-nav .nav-link {
    position: relative;

    padding: 10px 14px !important;

    color: #24344d !important;

    font-size: 14px;
    font-weight: 600;

    border-radius: 10px;

    transition:
        color 0.2s ease,
        background-color 0.2s ease;
}

.respina-nav .nav-link:hover,
.respina-nav .nav-link:focus {
    color: var(--respina-blue) !important;
    background: var(--respina-blue-soft);
}

.respina-nav .nav-link::after {
    content: "";

    position: absolute;

    right: 14px;
    left: 14px;
    bottom: 3px;

    height: 2px;

    background: var(--respina-blue);
    border-radius: 10px;

    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.respina-nav .nav-link:hover::after,
.respina-nav .nav-link:focus::after {
    transform: scaleX(1);
}


/* =========================================================
   DROPDOWN
========================================================= */

.respina-dropdown {
    min-width: 250px;

    padding: 8px;

    border: 1px solid #e5ebf5;
    border-radius: 14px;

    background: var(--respina-white);

    box-shadow: 0 18px 45px rgba(15, 35, 70, 0.12);
}

.respina-dropdown .dropdown-item {
    padding: 10px 12px;

    border-radius: 9px;

    color: #24344d;

    font-size: 14px;
    font-weight: 500;

    transition:
        color 0.2s ease,
        background-color 0.2s ease;
}

.respina-dropdown .dropdown-item:hover,
.respina-dropdown .dropdown-item:focus {
    color: var(--respina-blue);
    background: var(--respina-blue-soft);
}


/* =========================================================
   HEADER ACTIONS
========================================================= */

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

.respina-user-link {
    padding: 9px 12px;

    color: var(--respina-navy);

    font-size: 14px;
    font-weight: 600;

    border-radius: 9px;

    transition:
        color 0.2s ease,
        background-color 0.2s ease;
}

.respina-user-link:hover,
.respina-user-link:focus {
    color: var(--respina-blue);
    background: var(--respina-blue-soft);
}


/* =========================================================
   MAIN CTA
========================================================= */

.respina-btn-primary {
    min-height: 44px;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    padding: 0 19px;

    background: var(--respina-blue);
    border: 1px solid var(--respina-blue);

    color: #ffffff !important;

    border-radius: 11px;

    font-size: 14px;
    font-weight: 700;

    box-shadow: 0 8px 18px rgba(21, 94, 239, 0.18);

    transition:
        background-color 0.2s ease,
        border-color 0.2s ease,
        transform 0.2s ease,
        box-shadow 0.2s ease;
}

.respina-btn-primary:hover,
.respina-btn-primary:focus {
    background: var(--respina-blue-dark);
    border-color: var(--respina-blue-dark);

    color: #ffffff !important;

    transform: translateY(-1px);

    box-shadow: 0 10px 22px rgba(21, 94, 239, 0.25);
}


/* =========================================================
   MOBILE MENU
========================================================= */

.respina-menu-toggle {
    border: 1px solid #dce4f0;
    border-radius: 10px;

    padding: 7px 10px;

    background: #ffffff;
}

.respina-menu-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(21, 94, 239, 0.12);
}


/* =========================================================
   HERO
========================================================= */

.hero {
    position: relative;
    overflow: hidden;

    padding: 90px 0;

    background:
        radial-gradient(
            circle at 85% 15%,
            rgba(104, 177, 255, 0.30),
            transparent 30%
        ),
        radial-gradient(
            circle at 8% 88%,
            rgba(53, 204, 255, 0.13),
            transparent 28%
        ),
        linear-gradient(
            135deg,
            #07182d 0%,
            #0d315c 46%,
            #155eef 100%
        );

    color: #ffffff;
}


/* =========================================================
   HERO TEXT
========================================================= */

.hero h1 {
    margin-bottom: 18px;

    color: #ffffff !important;

    line-height: 1.7;
    font-weight: 800;

    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.16);
}

.hero p {
    color: #e8f1ff !important;

    line-height: 2;
}

.hero .text-warning {
    color: var(--respina-orange) !important;
    font-weight: 800;
}

.hero .badge {
    background: rgba(255, 255, 255, 0.13) !important;

    color: #ffffff !important;

    border: 1px solid rgba(255, 255, 255, 0.22);
}

.hero .btn-outline-primary {
    color: #ffffff !important;

    border-color: rgba(255, 255, 255, 0.78) !important;

    background: rgba(255, 255, 255, 0.05);
}

.hero .btn-outline-primary:hover,
.hero .btn-outline-primary:focus {
    color: var(--respina-navy) !important;

    background: #ffffff !important;

    border-color: #ffffff !important;
}


/* =========================================================
   HERO CARD
========================================================= */

.hero-box {
    min-height: 360px;

    padding: 35px;

    background: rgba(255, 255, 255, 0.97);

    border: 1px solid rgba(255, 255, 255, 0.8);
    border-radius: 24px;

    box-shadow: 0 22px 55px rgba(3, 17, 36, 0.24);

    display: flex;
    flex-direction: column;
    justify-content: center;

    color: var(--respina-text);
}

.hero-box h3 {
    color: var(--respina-navy) !important;
}

.hero-box p {
    color: var(--respina-muted) !important;
}

.hero-box .text-warning {
    color: var(--respina-blue) !important;
}


/* =========================================================
   HERO MINI CARDS
========================================================= */

.hero-box .respina-card {
    background: #ffffff;

    border-color: #e4eaf3;

    box-shadow: none;
}

.hero-box .respina-card:hover {
    box-shadow: var(--respina-shadow);
}

.hero-box .respina-card strong {
    color: var(--respina-navy);
}

.hero-box .respina-card .small {
    color: var(--respina-muted);
}


/* =========================================================
   SECTIONS
========================================================= */

.respina-section {
    padding: 75px 0;
}

.respina-section-title {
    color: var(--respina-navy);
    font-weight: 800;
}

.respina-section-subtitle {
    color: var(--respina-muted);
}


/* =========================================================
   CARDS
========================================================= */

.respina-card {
    background: var(--respina-white);

    border: 1px solid var(--respina-border);
    border-radius: 18px;

    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        border-color 0.2s ease;
}

.respina-card:hover {
    transform: translateY(-3px);

    border-color: #d7e1f2;

    box-shadow: var(--respina-shadow-hover);
}

.respina-service-card {
    height: 100%;
    padding: 28px;
}

.respina-service-card h3 {
    margin-bottom: 10px;

    color: var(--respina-navy);

    font-size: 20px;
    font-weight: 800;
}

.respina-service-card p {
    color: var(--respina-muted);
}

.respina-service-icon {
    width: 54px;
    height: 54px;

    margin-bottom: 18px;

    border-radius: 15px;

    background: var(--respina-blue-soft);
    color: var(--respina-blue);

    display: flex;
    align-items: center;
    justify-content: center;

    font-weight: 800;
    font-size: 16px;
}


/* =========================================================
   BOOTSTRAP BUTTONS
========================================================= */

.btn-primary {
    background: var(--respina-blue);
    border-color: var(--respina-blue);
}

.btn-primary:hover,
.btn-primary:focus {
    background: var(--respina-blue-dark);
    border-color: var(--respina-blue-dark);
}

.btn-outline-primary {
    color: var(--respina-blue);
    border-color: var(--respina-blue);
}

.btn-outline-primary:hover,
.btn-outline-primary:focus {
    color: #ffffff;

    background: var(--respina-blue);
    border-color: var(--respina-blue);
}

.bg-respina-navy {
    background: var(--respina-navy) !important;
}

.text-respina-navy {
    color: var(--respina-navy) !important;
}

.text-respina-orange {
    color: var(--respina-orange) !important;
}

.bg-respina-orange {
    background: var(--respina-orange) !important;
}

.badge.bg-warning {
    background: var(--respina-orange) !important;
}


/* =========================================================
   FORMS / PRODUCT
========================================================= */

.product-card {
    background: #ffffff;

    border: 1px solid var(--respina-border);
    border-radius: 20px;

    box-shadow: var(--respina-shadow);
}

.form-control,
.form-select {
    border-radius: 10px;
    border-color: #d7dde5;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--respina-blue);

    box-shadow:
        0 0 0 0.2rem rgba(21, 94, 239, 0.12);
}


/* =========================================================
   PRICE / ORDER
========================================================= */

#priceBox,
#orderBox {
    border-radius: 14px;
}

#sellingPrice {
    color: var(--respina-navy);
}

#deliveryTime {
    color: var(--respina-muted);
}


/* =========================================================
   FOOTER
========================================================= */

.respina-footer {
    margin-top: 70px;

    background:
        radial-gradient(
            circle at 80% 15%,
            rgba(21, 94, 239, 0.14),
            transparent 30%
        ),
        var(--respina-navy);

    color: #ffffff;
}

.respina-footer-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;

    color: #ffffff !important;
}

.respina-footer-mark {
    width: 42px;
    height: 42px;

    border-radius: 12px;

    background: var(--respina-blue);
    color: #ffffff;

    display: flex;
    align-items: center;
    justify-content: center;

    font-weight: 800;
}

.respina-footer-brand > span:last-child {
    display: flex;
    flex-direction: column;
}

.respina-footer-brand strong {
    letter-spacing: 1px;
}

.respina-footer-brand small {
    margin-top: 3px;

    color: #aeb9c9;
    font-size: 9px;
}

.respina-footer-description {
    color: #b8c2d0;
}

.respina-footer-title {
    color: #ffffff;
    font-weight: 800;
}

.respina-footer-links li {
    margin-bottom: 9px;
}

.respina-footer-links a {
    color: #b8c2d0;
}

.respina-footer-links a:hover {
    color: #7fb0ff;
}

.respina-contact-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.respina-contact-item {
    color: #b8c2d0;
}

.respina-footer-cta {
    background: var(--respina-blue);
    border-color: var(--respina-blue);

    color: #ffffff !important;

    border-radius: 10px;

    font-weight: 700;
}

.respina-footer-cta:hover,
.respina-footer-cta:focus {
    background: var(--respina-blue-dark);
    border-color: var(--respina-blue-dark);
}

.respina-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);

    padding: 20px 0;

    color: #8f9aaa;
}

.respina-footer-bottom-links {
    display: flex;
    justify-content: flex-start;
    gap: 20px;
}

.respina-footer-bottom-links a {
    color: #8f9aaa;
}

.respina-footer-bottom-links a:hover {
    color: #7fb0ff;
}


/* =========================================================
   RESPONSIVE
========================================================= */

@media (max-width: 991.98px) {

    .respina-navbar {
        min-height: 70px;
    }

    .respina-logo {
        height: 46px;
        max-width: 180px;
        max-height: 46px;
    }

    .respina-nav {
        margin-top: 14px;

        padding-top: 10px;

        border-top: 1px solid #edf0f5;
    }

    .respina-nav .nav-link {
        padding: 11px 12px !important;
    }

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

    .respina-header-actions {
        margin-top: 12px;

        padding-bottom: 15px;

        display: flex;
        flex-direction: column;
        align-items: stretch;
    }

    .respina-user-link {
        text-align: center;
    }

    .respina-btn-primary {
        width: 100%;
    }

    .hero {
        padding: 55px 0;
    }

    .hero-box {
        min-height: 280px;
    }
}


@media (max-width: 575.98px) {

    .respina-logo {
        height: 40px;
        max-width: 150px;
        max-height: 40px;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero-box {
        padding: 25px;
        border-radius: 18px;
    }

    .respina-section {
        padding: 50px 0;
    }
}