/* Base Reset + Global */
:root {
    --primary-color: #0abab5;
    --secondary-color: #089f9a;
    --bg-main: #f7fcfc;
    --bg-card: #ffffff;
    --text-main: #1f2a2f;
    --text-muted: #5e757b;
    --line-color: #d7ecec;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

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

input:focus,
button:focus {
    outline: none;
    border-color: var(--primary-color);
}

.container {
    width: 100%;
    padding: 0 1rem;
    margin: 0 auto;
}

.clearfix::after {
    content: "";
    display: table;
    clear: both;
}

.hidden {
    display: none !important;
}

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(10, 186, 181, 0.24);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.fade-in {
    animation: fadeIn 0.3s ease-in-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@media (max-width: 767px) {
    html {
        font-size: 14px;
    }
}

@media (min-width: 768px) and (max-width: 991px) {
    .container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}