/* ---- SETUP ---- */

html {
    scroll-behavior: smooth;
}

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

/* ---- COLORS ---- */

:root {
    --bg-color: #e0f7fa;
    --text-color: #004d57;
    --primary-color: #004d57;
    --secondary-color: #00758d;
    --accent-color: #00bcd4;
    --footer-bg: #004d57;
    --button-bg: #00758d;
    --button-hover: #00bcd4;
    --services-bg: #00758d;
    --services-hover: rgba(255,255,255,0.2);
    --services-text: #fff;
}

/* ---- BODY ---- */

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: 'Poppins', sans-serif;
    font-weight: 700;
    color: var(--primary-color);
}

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

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

.container {
    max-width: 1400px;
    margin: 0 auto;
}

/* ---- HEADER ---- */

.header-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 50px;
    position: sticky;
    top: 0;
    background-color: var(--bg-color);
    z-index: 1000;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.header-nav-logo {
    height: 50px;
}

nav {
    display: flex;
    justify-content: center;
    align-items: center;
}

nav a {
    color: var(--primary-color);
    margin-left: 20px;
    text-transform: uppercase;
    font-size: 13px;
    font-weight: 500;
    transition: 0,3s ease;
}

nav a:hover {
    color: var(--secondary-color);
}

/* ---- ---- ---- ---- ---- INDEX.HTML ---- ---- ---- ---- ---- */

/* ---- HEADER IMAGE HOME PAGE ---- */

.header-image {
    background: 
        linear-gradient(rgba(0,0,0,0.55),rgba(0,0,0,0.55)),
        url('../image/cover.jpg') center center / cover no-repeat;
    height: 600px;
    padding: 100px 80px;
    color: #fff;
    text-align: center;
}

.header-image h1 {
    font-size: 56px;
    margin-bottom: 20px;
    color: #fff;
}

.header-image p {
    font-size: 20px;
}

.header-image p:last-of-type {
    margin-bottom: 100px;
}

/* ---- ABOUT US HOME PAGE ---- */

.short-about-us {
    background-color: var(--bg-color);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding: 50px;
    align-items: center;
}

.short-about-us-text h2 {
    font-size: 36px;
    margin-bottom: 10px;
}

.short-about-us-text p {
    color: var(--text-color);
    text-align: justify;
    margin-bottom: 100px;
}

/* ---- INFO HOME PAGE ---- */

.short-info {
    background-color: var(--bg-color);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    padding: 100px 50px;
    text-align: center;
}

.short-info h2 {
    grid-column: 1 / -1;
    font-size: 36px;
    margin-bottom: 50px;
}

.short-info-div {
    background-color: var(--bg-color);
    border-radius: 14px;
    padding: 40px 25px;
    box-shadow: 0 6px 14px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.short-info-div:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 18px rgba(0,0,0,0.12);
}

.short-info-div i {
    font-size: 48px;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.short-info-div h3 {
    margin-bottom: 10px;
    font-size: 20px;
}

.short-info-underline {
    text-decoration: underline;
    transition: all 0.3s ease;
}

.short-info-underline:hover {
    color: var(--accent-color);
}

/* ---- SERVICES HOME PAGE ---- */

.services {
    background-color: var(--services-bg);
    color: var(--services-text);
    text-align: center;
    padding: 100px 50px;
}

.services h2 {
    font-size: 40px;
    margin-bottom: 60px;
    color: #fff;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    justify-items: stretch;
}

.service-card {
    background-color: rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 50px 25px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
    
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;

    transition: transform 0.4s ease, box-shadow 0.4s ease;
    height: 220px;
    width: 100%;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.25);
    background-color: rgba(255,255,255,0.15);
}

.service-card i {
    font-size: 48px;
    color: var(--accent-color);
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 22px;
    color: #fff;
}

.services-link {
    margin-top: 60px;
}

.services-link .button {
    background-color: #fff;
    color: var(--services-bg);
    padding: 14px 36px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
}

.services-link .button:hover {
    background-color: var(--accent-color);
    color: #fff;
    transform: translateY(-3px);
}

/* ---- ---- ---- ---- ---- ABOUT-US.HTML ---- ---- ---- ---- ---- */

.about-us-content {
    padding: 80px 20px;
    max-width: 1000px;
    margin: 0 auto;
    margin-bottom: 100px;
}

.about-us-content h1, h2 {
    font-size: 36px;
    margin-bottom: 25px;
}

.about-us-content p {
    font-size: 18px;
    text-align: justify;
    margin-bottom: 15px;
}

.about-us-content ul {
    padding-left: 50px;
}

.about-us-layout {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 50px;
    align-items: start;
}

.about-us-layout-text {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.about-us-layout-text p {
	margin-bottom: 55px;
	padding-top: 15px;
}

.about-us-layout-img {
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
}

.about-us-layout-img-small {
    width: 100%;
    max-width: 300px;
    height: auto;
}

/* ---- ---- ---- ---- ---- TRADITION.HTML ---- ---- ---- ---- ---- */

/* ---- ---- ---- ---- ---- SERVICES.HTML ---- ---- ---- ---- ---- */

.services-header {
    padding: 80px 100px 10px;
}

.services-header h1 {
    font-size: 36px;
    margin-bottom: 25px;
    line-height: 1.2;
    text-align: center;
    color: var(--primary-color);
}

.services-header p {
    font-size: 18px;
    text-align: center;
    color: var(--text-color);
}

.services-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    padding: 80px 50px;
    max-width: 1400px;
    margin: 0 auto;
}

.services-list-item {
    background-color: #fff;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    padding-bottom: 20px;
}

.services-list-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 20px rgba(0,0,0,0.15);
}

.services-gallery {
    position: relative;
    width: 100%;
    padding-top: 56.25%;
    overflow: hidden;
    margin-bottom: 20px;
}

.services-gallery img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.services-gallery img.active {
    opacity: 1;
}

.services-list-item p {
    color: #004d57;
    font-weight: 500;
    line-height: 1.5;
    text-align: center;
} 

/* ---- ---- ---- ---- ---- CONTACT.HTML ---- ---- ---- ---- ---- */

.contact-form {
    background-color: #fff;
    padding: 40px 30px;
    border-radius: 14px;
    max-width: 600px;
    margin: 80px auto;
    box-shadow: 0 8px 20px rgb(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.contact-form:hover {
    box-shadow: 0 12px 28px rgba(0,0,0,0.12);
}

.contact-form h1 {
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 30px;
}

.contact-form label {
    color: var(--text-color);
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
}

.contact-form input, textarea, select {
    width: 100%;
    padding: 12px 15px;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form input:focus, textarea:focus, select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 6px rgba(0,77,87,0.2);
    outline: none;
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form button {
    background-color: var(--button-bg);
    color: #fff;
    padding: 14px 30px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 16px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    width: 100%;
    margin-bottom: 30px;
    font-family: 'Poppins';
}

.contact-form button:hover {
    background-color: var(--button-hover);
    transform: translateY(-2px);
}

.contact-note {
    font-size: 0.8rem;
    text-align: justify;
}

.contact-form input[type="file"] {
    position: relative;
    padding: 10px 15px;
    border: 1px solid #ccc;
    border-radius: 8px;
    width: 100%;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    background-color: #f9f9f9;
    cursor: pointer;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form input[type="file"]::-webkit-file-upload-button {
    background-color: var(--button-bg);
    color: #fff;
    border: none;
    padding: 10px 18px;
    border-radius: 6px;
    font-weight: 600;
    font-size: 14px;
    text-transform: uppercase;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    margin-right: 12px;
}

.contact-form input[type="file"]::-webkit-file-upload-button:hover {
    background-color: var(--button-hover);
    transform: translateY(-1px);
}

.contact-form input[type="file"]::-webkit-file-upload-button:active {
    transform: translateY(0);
}

.formats {
    font-size: 0.7rem;
}

/* ---- ---- ---- ---- ---- SUCCESS.HTML ---- ---- ---- ---- ---- */

.php-card-center {
    padding: 150px 0;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.php-card {
    background-color: #fff;
    box-shadow: 0 8px 20px rgb(0,0,0,0.08);
    border-radius: 10px;
    padding: 80px 40px;
}

.php-card p {
    margin-bottom: 100px;
}

/* ---- ---- ---- ---- ---- FAILURE.HTML ---- ---- ---- ---- ---- */

/* ---- FOOOTER ---- */

footer {
    background-color: var(--footer-bg);
    color: #fff;
    padding: 40px 100px 20px;
}

footer h2 {
    color: var(--accent-color);
    font-size: 24px;
    margin-bottom: 20px;
}

footer address {
    font-size: 14px;
    line-height: 2;
}

footer address p {
    text-align: left;
    margin: 0;
    font-size: inherit;
}

footer a {
    color: var(--accent-color);
}

footer a:hover {
    color: #fff;
}

footer p {
    color: #ccc;
    font-size: 12px;
    text-align: center;
    margin-top: 20px;
}

/* ---- BACK TO TOP---- */

#backToTop {
    position: fixed;
    bottom: 30px;
    right: 30px;
    opacity: 0;
    padding: 7px;
    border: none;
    border-radius: 50%;
    background-color: var(--button-bg);
    color: #fff;
    cursor: pointer;
    font-size: 16px;
    transition: opacity 0.5s ease, background-color 0.3s ease;
    z-index: 999;
}

#backToTop.show {
    opacity: 1;
}

#backToTop:hover {
    background-color: var(--button-hover);
}

/* ---- FADE IN ANIMATION ---- */

.fade-in {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---- GLOBAL BUTTON ---- */

.button {
    background-color: var(--button-bg);
    color: #fff;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    text-transform: uppercase;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.button:hover {
    background-color: var(--button-hover);
    transform: translateY(-2px);
}

.active {
    color: var(--accent-color);
}