/* =====================================
   FONTS
===================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@900&family=Poppins:wght@300;400;500;600;700&display=swap');


/* =====================================
   GLOBAL BRAND PALETTE
===================================== */

:root {

    /* Brand */
    --kola-green: #26D39A;
    --kola-green-hover: #20c18e;
    --kola-dark: #022F26;

    /* Neutrals */
    --white: #ffffff;
    --light-bg: #f7fdfb;
    --border-light: #e4f3ee;

}


/* =====================================
   GLOBAL STYLES
===================================== */

body {

    font-family: 'Poppins', sans-serif;
    margin: 0;
    background: var(--light-bg);
    color: var(--kola-dark);
    line-height: 1.6;

}

h1, h2, h3, h4, h5, h6 {

    color: var(--kola-dark);

}

a {

    color: var(--kola-dark);
    text-decoration: none;

}

a:hover {

    color: var(--kola-green);

}


/* =====================================
   LOGO – KOLA WORDMARK
===================================== */

.logo {

    font-family: 'Outfit', sans-serif;
    font-weight: 900;
    font-size: 1.8rem;
    letter-spacing: 2px;
    color: var(--kola-dark) !important;
    text-decoration: none;

}

.logo-dot {

    color: var(--kola-green);

}


/* =====================================
   NAVBAR
===================================== */

.navbar {

    background: var(--kola-green);
    padding: 18px 0;
    border-bottom: none;

}

.navbar-brand {

    font-family: 'Outfit', sans-serif;
    font-weight: 900;
    letter-spacing: 2px;
    color: var(--kola-dark) !important;

}

.nav-link {

    color: rgba(2,47,38,0.9) !important;
    font-weight: 500;
    transition: opacity 0.2s ease;

}

.nav-link:hover {

    color: var(--kola-dark) !important;
    opacity: 0.7;

}

.navbar-toggler-icon {

    filter: invert(0);

}


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

.hero {

    min-height: 75vh;
    background:
        linear-gradient(rgba(38,211,154,0.2), rgba(38,211,154,0.1)),
        url("../img/hero.jpg") center / cover no-repeat;

}

.hero h1 {

    font-weight: 700;
    letter-spacing: 0.5px;

}

.hero p {

    font-size: 1.1rem;
    font-weight: 400;

}


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

.btn-primary {

    background: var(--kola-green);
    color: var(--kola-dark);
    border: none;
    padding: 12px 28px;
    font-weight: 600;
    border-radius: 12px;
    transition: all 0.25s ease;

}

.btn-primary:hover {

    background: var(--kola-green-hover);
    transform: translateY(-2px);

}


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

.service-card {

    background: var(--white);
    border-radius: 18px;
    padding: 32px;
    border: 1px solid var(--border-light);
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;

}

.service-card:hover {

    transform: translateY(-6px);
    box-shadow: 0 18px 45px rgba(0,0,0,0.1);

}


/* =====================================
   SECTION BACKGROUNDS
===================================== */

section.bg-light {

    background: var(--light-bg) !important;

}


/* =====================================
   MASONRY GALLERY
===================================== */

.masonry-grid {

    column-count: 4;
    column-gap: 24px;

}

.masonry-item {

    display: inline-block;
    width: 100%;
    margin-bottom: 24px;
    break-inside: avoid;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.6s ease forwards;

}

.masonry-item:nth-child(odd) {

    animation-delay: 0.1s;

}

.masonry-item:nth-child(even) {

    animation-delay: 0.2s;

}

.masonry-item img {

    width: 100%;
    display: block;
    border-radius: 18px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.08);
    transition: transform 0.5s ease, box-shadow 0.3s ease;
    cursor: pointer;

}

.masonry-item:hover img {

    transform: scale(1.04);
    box-shadow: 0 22px 55px rgba(0,0,0,0.15);

}


@keyframes fadeUp {

    to {

        opacity: 1;
        transform: translateY(0);

    }

}


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

@media (max-width: 1200px) {

    .masonry-grid { column-count: 3; }

}

@media (max-width: 992px) {

    .masonry-grid { column-count: 2; }

}

@media (max-width: 576px) {

    .masonry-grid { column-count: 1; }

}


/* =====================================
   LIGHTBOX
===================================== */

.lightbox {

    display: none;
    position: fixed;
    z-index: 9999;
    padding: 60px 20px;
    inset: 0;
    background-color: rgba(2,47,38,0.96);
    backdrop-filter: blur(6px);
    animation: fadeIn 0.3s ease;

}

.lightbox-content {

    margin: auto;
    display: block;
    max-width: 85%;
    max-height: 85%;
    border-radius: 18px;
    box-shadow: 0 30px 80px rgba(0,0,0,0.6);

}

.lightbox-close {

    position: absolute;
    top: 30px;
    right: 40px;
    color: white;
    font-size: 42px;
    font-weight: 300;
    cursor: pointer;
    transition: opacity 0.3s ease;

}

.lightbox-close:hover {

    opacity: 0.7;

}

.lightbox-prev,
.lightbox-next {

    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 50px;
    color: white;
    cursor: pointer;
    padding: 15px;
    user-select: none;
    transition: opacity 0.3s ease;

}

.lightbox-prev { left: 30px; }
.lightbox-next { right: 30px; }

.lightbox-prev:hover,
.lightbox-next:hover {

    opacity: 0.7;

}

@keyframes fadeIn {

    from { opacity: 0; }
    to { opacity: 1; }

}


/* =====================================
   CONTACT FORM
===================================== */

.contact-form .form-control,
.contact-form .form-select {

    border-radius: 14px;
    border: 1px solid var(--border-light);
    padding: 12px 16px;
    transition: border 0.3s ease, box-shadow 0.3s ease;

}

.contact-form .form-control:focus,
.contact-form .form-select:focus {

    border-color: var(--kola-green);
    box-shadow: 0 0 0 3px rgba(38,211,154,0.25);

}


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

footer {

    background: var(--kola-dark);
    color: #dfeee9;
    font-size: 0.9rem;

}

footer a {

    color: white;

}

footer a:hover {

    color: var(--kola-green);

}