/* =========================================================
   SCIENCE POOL SERV
   MAIN WEBSITE STYLES
========================================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Manrope", sans-serif;
    color: #173b68;
    background: #ffffff;
    line-height: 1.6;
}

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

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


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

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.97);
    box-shadow: 0 3px 20px rgba(0, 30, 70, 0.08);
}

.nav-container {
    max-width: 1400px;
    min-height: 82px;
    margin: auto;
    padding: 0 35px;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}


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

.logo {
    display: flex;
    flex-direction: column;
    line-height: 1;
    min-width: 180px;
}

.logo-main {
    font-size: 23px;
    font-weight: 800;
    letter-spacing: 1px;
    color: #123b6d;
}

.logo-sub {
    margin-top: 5px;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 3px;
    color: #29b9e8;
}


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

.navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 34px;
}

.navigation a {
    font-size: 15px;
    font-weight: 700;
    color: #173b68;
    transition: 0.25s ease;
}

.navigation a:hover {
    color: #22b9e8;
}


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

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.phone {
    font-size: 16px;
    font-weight: 700;
    white-space: nowrap;
}

.quote-button {
    padding: 14px 24px;
    border-radius: 12px;
    color: white;
    background: #26b8e6;
    font-size: 15px;
    font-weight: 800;
    box-shadow: 0 7px 18px rgba(38, 184, 230, 0.25);
    transition: 0.25s ease;
}

.quote-button:hover {
    transform: translateY(-2px);
    background: #159fcf;
}


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

.hero {
    position: relative;
    min-height: 760px;
    padding: 170px 30px 100px;

    display: flex;
    align-items: center;

    background:
        linear-gradient(
            90deg,
            rgba(7, 43, 82, 0.93),
            rgba(7, 60, 100, 0.68),
            rgba(7, 60, 100, 0.30)
        ),
        url("https://images.unsplash.com/photo-1572331165267-854da2b10ccc?auto=format&fit=crop&w=2200&q=85")
        center / cover no-repeat;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 760px;
    margin-left: max(5vw, calc((100vw - 1400px) / 2));
    color: white;
}

.eyebrow {
    margin-bottom: 15px;
    color: #29c2ed;
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 2px;
}

.hero h1 {
    font-size: clamp(48px, 6vw, 78px);
    line-height: 1.05;
    font-weight: 800;
    letter-spacing: -2px;
    margin-bottom: 25px;
}

.hero h1 span {
    color: #40cdf2;
}

.hero-text {
    max-width: 650px;
    margin-bottom: 35px;
    color: rgba(255, 255, 255, 0.88);
    font-size: 19px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}


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

.primary-button,
.secondary-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 54px;
    padding: 0 27px;

    border-radius: 10px;

    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.5px;

    transition: 0.25s ease;
}

.primary-button {
    border: none;
    background: #29bde9;
    color: white;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(41, 189, 233, 0.25);
}

.primary-button:hover {
    transform: translateY(-2px);
    background: #14a6d4;
}

.secondary-button {
    border: 1px solid rgba(255, 255, 255, 0.5);
    color: white;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(8px);
}

.secondary-button:hover {
    background: white;
    color: #123b6d;
}


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

.section {
    padding: 105px 30px;
}

.section-heading {
    max-width: 850px;
    margin: 0 auto 60px;
    text-align: center;
}

.section-heading h2 {
    margin-bottom: 17px;
    color: #123b6d;
    font-size: clamp(35px, 4vw, 52px);
    line-height: 1.12;
    letter-spacing: -1.5px;
}

.section-heading p:last-child {
    max-width: 680px;
    margin: auto;
    color: #62758b;
    font-size: 17px;
}


/* =========================================================
   SERVICES
========================================================= */

.services {
    background: #f7fbfd;
}

.services-grid {
    max-width: 1250px;
    margin: auto;

    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.service-card {
    padding: 35px 30px;
    border: 1px solid #e3eef4;
    border-radius: 18px;
    background: white;
    box-shadow: 0 12px 35px rgba(20, 65, 100, 0.06);

    transition: 0.3s ease;
}

.service-card:hover {
    transform: translateY(-7px);
    box-shadow: 0 20px 45px rgba(20, 65, 100, 0.12);
}

.service-icon {
    width: 62px;
    height: 62px;
    margin-bottom: 22px;

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

    border-radius: 16px;
    background: #e8f8fd;

    font-size: 29px;
}

.service-card h3 {
    margin-bottom: 10px;
    color: #123b6d;
    font-size: 21px;
}

.service-card p {
    color: #6b7e92;
    font-size: 15px;
}


/* =========================================================
   WHY US
========================================================= */

.why-us {
    background: #123b6d;
    color: white;
}

.why-content {
    max-width: 1200px;
    margin: auto;

    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 90px;
    align-items: center;
}

.why-text h2 {
    margin-bottom: 20px;
    font-size: clamp(38px, 4vw, 55px);
    line-height: 1.1;
    letter-spacing: -1px;
}

.why-text > p:not(.eyebrow) {
    max-width: 580px;
    margin-bottom: 30px;
    color: rgba(255, 255, 255, 0.75);
    font-size: 17px;
}

.benefits {
    display: grid;
    gap: 20px;
}

.benefit {
    display: flex;
    gap: 17px;
    padding: 22px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.06);
}

.benefit > span {
    flex-shrink: 0;

    width: 35px;
    height: 35px;

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

    border-radius: 50%;
    background: #29bde9;

    color: white;
    font-weight: 800;
}

.benefit h3 {
    margin-bottom: 3px;
    font-size: 17px;
}

.benefit p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 14px;
}


/* =========================================================
   OUR WORK
========================================================= */

.work {
    background: #123b6d;
    padding-top: 100px;
}

.dark-heading h2 {
    color: white;
}

.dark-heading p:last-child {
    color: rgba(255, 255, 255, 0.72);
}

.gallery-grid {
    max-width: 1250px;
    margin: auto;

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

.gallery-card {
    position: relative;
    overflow: hidden;
    min-height: 290px;
    border-radius: 17px;
    background: #0c3159;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
}

.image-placeholder {
    height: 100%;
    min-height: 290px;

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

    background:
        linear-gradient(
            135deg,
            #1d527f,
            #0b345c
        );

    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 1px;
}

.gallery-label {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;

    padding: 18px;

    background: linear-gradient(
        transparent,
        rgba(0, 0, 0, 0.85)
    );

    color: white;
    font-size: 14px;
    font-weight: 800;
}


/* =========================================================
   ABOUT
========================================================= */

.about {
    position: relative;
    overflow: hidden;

    background:
        linear-gradient(
            100deg,
            #eefaff,
            #ffffff
        );
}

.about-content {
    max-width: 850px;
    margin: auto;
    text-align: center;
}

.about-content h2 {
    margin-bottom: 20px;
    color: #123b6d;
    font-size: clamp(38px, 5vw, 58px);
    line-height: 1.1;
}

.about-content > p:not(.eyebrow) {
    max-width: 700px;
    margin: 0 auto 30px;
    color: #63768a;
    font-size: 17px;
}


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

.contact {
    background: #f7fbfd;
}

.contact-form {
    max-width: 800px;
    margin: auto;

    display: flex;
    flex-direction: column;
    gap: 17px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 17px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;

    padding: 17px 18px;

    border: 1px solid #dce8ef;
    border-radius: 10px;

    outline: none;

    background: white;
    color: #173b68;

    font-size: 15px;

    transition: 0.2s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    border-color: #29bde9;
    box-shadow: 0 0 0 4px rgba(41, 189, 233, 0.08);
}

.contact-form textarea {
    resize: vertical;
}

.contact-form button {
    align-self: center;
    border: none;
}


/* =========================================================
   WHATSAPP
========================================================= */

.whatsapp-button {
    position: fixed;
    right: 20px;
    bottom: 20px;

    z-index: 2000;

    display: flex;
    align-items: center;
    gap: 10px;

    padding: 15px 22px;

    border-radius: 50px;

    background: #12b76a;
    color: white;

    font-size: 15px;
    font-weight: 800;

    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);

    transition: 0.25s ease;
}

.whatsapp-button:hover {
    transform: translateY(-3px);
    background: #0da85f;
}

.whatsapp-icon {
    width: 28px;
    height: 28px;

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

    border-radius: 50%;

    border: 2px solid white;

    font-size: 12px;
}


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

.footer {
    padding: 60px 30px 25px;
    background: #092b4d;
    color: white;
}

.footer-content {
    max-width: 1200px;
    margin: auto;

    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
}

.footer-logo {
    margin-bottom: 12px;
    font-size: 22px;
    font-weight: 800;
    letter-spacing: 1px;
}

.footer p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 14px;
}

.footer h3 {
    margin-bottom: 15px;
    font-size: 16px;
}

.footer a {
    display: block;
    margin-bottom: 7px;
    color: rgba(255, 255, 255, 0.7);
}

.footer a:hover {
    color: #35c8ef;
}

.copyright {
    max-width: 1200px;
    margin: 45px auto 0;
    padding-top: 20px;

    border-top: 1px solid rgba(255, 255, 255, 0.1);

    text-align: center;

    color: rgba(255, 255, 255, 0.45);
    font-size: 13px;
}


/* =========================================================
   RESPONSIVE - TABLET
========================================================= */

@media (max-width: 1050px) {

    .navigation {
        gap: 18px;
    }

    .phone {
        display: none;
    }

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

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

}


/* =========================================================
   RESPONSIVE - MOBILE
========================================================= */

@media (max-width: 760px) {

    .nav-container {
        min-height: 72px;
        padding: 0 18px;
    }

    .logo {
        min-width: auto;
    }

    .logo-main {
        font-size: 19px;
    }

    .logo-sub {
        font-size: 8px;
    }

    .navigation {
        display: none;
    }

    .quote-button {
        padding: 11px 16px;
        font-size: 13px;
    }

    .hero {
        min-height: 700px;
        padding: 130px 22px 80px;
    }

    .hero-content {
        margin-left: 0;
    }

    .hero h1 {
        font-size: 45px;
        letter-spacing: -1.5px;
    }

    .hero-text {
        font-size: 16px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .primary-button,
    .secondary-button {
        width: 100%;
    }

    .section {
        padding: 80px 20px;
    }

    .section-heading {
        margin-bottom: 40px;
    }

    .section-heading h2 {
        font-size: 35px;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .why-content {
        grid-template-columns: 1fr;
        gap: 45px;
    }

    .why-text h2 {
        font-size: 38px;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .gallery-card,
    .image-placeholder {
        min-height: 300px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .whatsapp-button {
        right: 15px;
        bottom: 15px;
        padding: 14px 18px;
    }

}


/* =========================================================
   SMALL PHONES
========================================================= */

@media (max-width: 420px) {

    .quote-button {
        padding: 10px 13px;
        font-size: 12px;
    }

    .hero h1 {
        font-size: 39px;
    }

    .whatsapp-button span:last-child {
        display: none;
    }

    .whatsapp-button {
        width: 54px;
        height: 54px;
        padding: 0;

        justify-content: center;
    }

}