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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f6f9fc;
    color: #172033;
}


/* NAVBAR */

.navbar {
    height: 75px;
    padding: 0 7%;
    display: flex;
    align-items: center;
    justify-content: space-between;

    background: rgba(255,255,255,.96);

    position: fixed;
    top: 0;
    left: 0;
    right: 0;

    z-index: 1000;

    box-shadow: 0 2px 15px rgba(0,0,0,.08);
}

.logo {
    font-size: 25px;
    font-weight: 800;
}

.logo span {
    color: #00a8ff;
}

.navbar nav {
    display: flex;
    align-items: center;
    gap: 30px;
}

.navbar nav a {
    text-decoration: none;
    color: #172033;
    font-weight: 600;
}

.nav-btn {
    background: #00a8ff;
    color: white !important;
    padding: 11px 20px;
    border-radius: 25px;
}


/* HERO */

.hero {
    min-height: 720px;
    position: relative;
    overflow: hidden;

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

    text-align: center;

    background:
        linear-gradient(
            rgba(0,150,220,.55),
            rgba(0,50,100,.75)
        ),
        url("https://images.unsplash.com/photo-1436491865332-7a61a109cc05?auto=format&fit=crop&w=2000&q=80");

    background-size: cover;
    background-position: center;
}

.hero-content {
    position: relative;
    z-index: 5;
    color: white;
    max-width: 850px;
    padding: 20px;
}

.promo {
    display: inline-block;

    background: rgba(255,255,255,.18);

    border: 1px solid rgba(255,255,255,.4);

    padding: 10px 18px;

    border-radius: 30px;

    margin-bottom: 20px;

    backdrop-filter: blur(5px);
}

.hero h1 {
    font-size: clamp(45px, 7vw, 85px);
    line-height: 1.05;
    margin-bottom: 25px;
}

.hero h1 span {
    color: #63d8ff;
}

.hero p {
    font-size: 20px;
    max-width: 650px;
    margin: auto;
    line-height: 1.7;
}

.hero-btn {
    display: inline-block;

    margin-top: 35px;

    padding: 16px 30px;

    background: white;

    color: #008ed6;

    text-decoration: none;

    font-weight: 800;

    border-radius: 30px;

    transition: .3s;
}

.hero-btn:hover {
    transform: translateY(-4px);
}


/* PLANE */

.plane {
    position: absolute;
    top: 25%;
    left: -100px;

    font-size: 60px;

    animation: flyPlane 14s linear infinite;

    z-index: 3;
}

@keyframes flyPlane {

    0% {
        left: -100px;
        transform: rotate(5deg);
    }

    50% {
        transform: translateY(-40px) rotate(5deg);
    }

    100% {
        left: 110%;
        transform: translateY(10px) rotate(5deg);
    }

}


/* CLOUDS */

.cloud {
    position: absolute;

    font-size: 80px;

    opacity: .65;

    z-index: 2;

    animation: cloudMove 25s linear infinite;
}

.cloud1 {
    top: 18%;
    left: -100px;
}

.cloud2 {
    top: 50%;
    left: 40%;
    animation-duration: 35s;
}

.cloud3 {
    top: 70%;
    left: 75%;
    animation-duration: 30s;
}

@keyframes cloudMove {

    from {
        transform: translateX(-150px);
    }

    to {
        transform: translateX(130vw);
    }

}


/* SEARCH */

.search-section {
    padding: 45px 7% 20px;
    margin-top: -35px;

    position: relative;
    z-index: 20;
}

.search-box {
    max-width: 700px;
    margin: auto;

    background: white;

    padding: 8px 20px;

    border-radius: 50px;

    display: flex;
    align-items: center;
    gap: 12px;

    box-shadow: 0 10px 35px rgba(0,0,0,.12);
}

.search-box input {
    border: none;
    outline: none;

    width: 100%;

    font-size: 17px;

    padding: 13px;
}


/* FILTERS */

.filters-section {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;

    gap: 10px;

    padding: 20px 7% 50px;
}

.filter {
    border: 1px solid #dce6ee;

    background: white;

    padding: 11px 18px;

    border-radius: 25px;

    cursor: pointer;

    font-weight: 600;

    transition: .2s;
}

.filter:hover,
.filter.active {
    background: #00a8ff;
    color: white;
    border-color: #00a8ff;
}


/* DESTINATIONS */

.destinations {
    padding: 30px 7% 90px;
}

.section-title {
    text-align: center;
    margin-bottom: 45px;
}

.section-title span,
.small-title {
    color: #00a8ff;
    font-weight: 800;
    letter-spacing: 1px;
}

.section-title h2 {
    font-size: 38px;
    margin: 12px 0;
}

.section-title p {
    color: #6d7785;
}


/* GRID */

.destination-grid {
    display: grid;

    grid-template-columns:
        repeat(auto-fill, minmax(250px, 1fr));

    gap: 25px;
}


/* CARD */

.destination-card {
    background: white;

    border-radius: 20px;

    overflow: hidden;

    box-shadow: 0 8px 30px rgba(0,0,0,.07);

    transition: .3s;
}

.destination-card:hover {
    transform: translateY(-8px);

    box-shadow: 0 15px 40px rgba(0,0,0,.13);
}

.card-image {
    height: 190px;

    background-size: cover;

    background-position: center;

    position: relative;
}

.discount {
    position: absolute;

    top: 15px;
    right: 15px;

    background: #ff4757;

    color: white;

    padding: 8px 12px;

    border-radius: 20px;

    font-weight: bold;
}

.card-body {
    padding: 20px;
}

.card-country {
    font-size: 23px;
    font-weight: 800;
    margin-bottom: 8px;
}

.card-city {
    color: #697586;
    margin-bottom: 20px;
}


/* IMPORTANT:
   DISCOVER -> RESERVATION
*/

.discover-btn {
    width: 100%;

    border: none;

    padding: 13px;

    background: #00a8ff;

    color: white;

    border-radius: 12px;

    font-weight: 700;

    cursor: pointer;

    transition: .2s;
}

.discover-btn:hover {
    background: #008ed6;
}


/* CONTACT */

.contact {
    padding: 80px 7%;

    background:
        linear-gradient(
            135deg,
            #0077b6,
            #00a8ff
        );

    color: white;
}

.contact-container {
    max-width: 1100px;

    margin: auto;

    display: flex;

    justify-content: space-between;

    align-items: center;

    gap: 30px;
}

.contact h2 {
    font-size: 40px;
    margin: 10px 0;
}

.contact p {
    opacity: .9;
}

.whatsapp-btn {
    background: white;

    color: #00a86b;

    text-decoration: none;

    padding: 15px 25px;

    border-radius: 30px;

    font-weight: 800;
}


/* FOOTER */

footer {
    background: #101927;

    color: white;

    text-align: center;

    padding: 40px 20px;
}

.footer-logo {
    font-size: 25px;

    font-weight: 800;

    margin-bottom: 15px;
}

footer p {
    color: #b5c0cc;

    margin-bottom: 12px;
}

footer small {
    color: #7f8a97;
}


/* MODAL */

.modal {
    position: fixed;

    inset: 0;

    background: rgba(0,0,0,.65);

    display: none;

    align-items: center;

    justify-content: center;

    padding: 20px;

    z-index: 2000;

    overflow-y: auto;
}

.modal.show {
    display: flex;
}

.modal-content {
    width: 100%;

    max-width: 750px;

    max-height: 95vh;

    overflow-y: auto;

    background: white;

    border-radius: 25px;

    padding: 35px;

    position: relative;

    box-shadow: 0 25px 80px rgba(0,0,0,.25);
}

.close-modal {
    position: absolute;

    top: 15px;
    right: 20px;

    width: 40px;
    height: 40px;

    border: none;

    background: #f1f4f7;

    border-radius: 50%;

    font-size: 25px;

    cursor: pointer;
}

.modal-header {
    text-align: center;
    margin-bottom: 25px;
}

.modal-header span {
    color: #00a8ff;
    font-weight: 800;
}

.modal-header h2 {
    font-size: 30px;
    margin: 10px 0;
}

.modal-header p {
    color: #7a8593;
}


/* FORM */

#reservationForm {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 18px;
}

.form-group {
    display: flex;

    flex-direction: column;

    gap: 8px;
}

.form-group.full {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 700;
    font-size: 14px;
}

.form-group input {
    width: 100%;

    padding: 14px;

    border: 1px solid #d8e0e8;

    border-radius: 12px;

    outline: none;

    font-size: 15px;

    background: white;
}

.form-group input:focus {
    border-color: #00a8ff;

    box-shadow:
        0 0 0 3px rgba(0,168,255,.1);
}


/* TRIP TYPE */

.trip-types {
    display: flex;
    gap: 10px;
}

.trip-option {
    flex: 1;
    cursor: pointer;
}

.trip-option input {
    display: none;
}

.trip-option span {
    display: block;

    text-align: center;

    padding: 13px;

    border: 1px solid #d8e0e8;

    border-radius: 12px;

    font-weight: 600;
}

.trip-option input:checked + span {
    background: #e8f7ff;

    border-color: #00a8ff;

    color: #008ed6;
}


/* RESERVATION BUTTON */

.reservation-btn {
    grid-column: 1 / -1;

    border: none;

    padding: 16px;

    border-radius: 14px;

    background: #00a8ff;

    color: white;

    font-size: 16px;

    font-weight: 800;

    cursor: pointer;
}

.reservation-btn:hover {
    background: #008ed6;
}

.demo-text {
    grid-column: 1 / -1;

    text-align: center;

    color: #999;

    font-size: 12px;
}


/* CONFIRMATION */

.confirmation {
    text-align: center;
}

.hidden {
    display: none !important;
}

.success-icon {
    width: 70px;
    height: 70px;

    margin: 0 auto 20px;

    border-radius: 50%;

    background: #dff8eb;

    color: #14a05a;

    display: flex;

    align-items: center;

    justify-content: center;

    font-size: 40px;

    font-weight: bold;
}

.confirmation h2 {
    font-size: 30px;

    margin-bottom: 10px;
}

.confirmation > p {
    color: #737d89;

    margin-bottom: 25px;
}

.reservation-summary {
    text-align: left;

    background: #f6f9fc;

    padding: 20px;

    border-radius: 15px;

    margin-bottom: 20px;

    line-height: 1.8;
}

.whatsapp-confirm {
    display: block;

    background: #20c968;

    color: white;

    text-decoration: none;

    padding: 15px;

    border-radius: 12px;

    font-weight: 800;

    margin-bottom: 10px;
}

.new-reservation {
    border: none;

    background: #eef3f7;

    padding: 13px 20px;

    border-radius: 12px;

    cursor: pointer;

    font-weight: 700;
}


/* MOBILE */

@media (max-width: 700px) {

    .navbar {
        padding: 0 20px;
    }

    .navbar nav {
        gap: 10px;
    }

    .navbar nav a:not(.nav-btn) {
        display: none;
    }

    .hero {
        min-height: 650px;
    }

    .hero h1 {
        font-size: 48px;
    }

    .hero p {
        font-size: 17px;
    }

    .contact-container {
        flex-direction: column;
        text-align: center;
    }

    #reservationForm {
        grid-template-columns: 1fr;
    }

    .form-group.full {
        grid-column: auto;
    }

    .reservation-btn,
    .demo-text {
        grid-column: auto;
    }

    .trip-types {
        flex-direction: column;
    }

    .modal-content {
        padding: 25px 18px;
    }

}