/* ========================================
   Phreuksa Scientific Archive
   Scientific Journal Theme
   ======================================== */

/* CSS Variables */
:root {
    --color-bg: #F1F8E9;
    --color-bg-light: #F8FCF5;
    --color-moss-green: #2E7D32;
    --color-moss-dark: #1B5E20;
    --color-moss-light: #4CAF50;
    --color-black: #1A1A1A;
    --color-text: #2C2C2C;
    --color-text-light: #5A5A5A;
    --color-border: #C5D7BD;
    --color-white: #FFFFFF;
    --color-paper: #FAF9F6;
    
    --font-heading: 'Niramit', sans-serif;
    --font-body: 'Sarabun', sans-serif;
    
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    --border-radius: 4px;
    --border-radius-lg: 8px;
    
    --shadow-subtle: 0 2px 8px rgba(46, 125, 50, 0.08);
    --shadow-medium: 0 4px 16px rgba(46, 125, 50, 0.12);
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    background-color: var(--color-bg);
    background-image: 
        linear-gradient(rgba(241, 248, 233, 0.9), rgba(241, 248, 233, 0.9)),
        url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%232E7D32' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.auib34u8 {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--color-black);
    line-height: 1.4;
}

h1 { font-size: 1.75rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-moss-green);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-moss-dark);
}

/* Buttons */
.zg2z0upb {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.jh3j7wl4 {
    background-color: var(--color-moss-green);
    color: var(--color-white);
    border-color: var(--color-moss-green);
}

.jh3j7wl4:hover {
    background-color: var(--color-moss-dark);
    border-color: var(--color-moss-dark);
    color: var(--color-white);
}

.fvgzwnee {
    width: 100%;
}

/* ========================================
   Header
   ======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(241, 248, 233, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}

.ufx4afmg {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
}

.zrv2dkmb {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.zvqaurfo {
    font-size: 1.75rem;
}

.zrv2dkmb h1 {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--color-moss-green);
}

.v6rss58a {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
}

.v6rss58a a {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--color-text);
    padding: var(--spacing-xs) 0;
    position: relative;
}

.v6rss58a a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-moss-green);
    transition: width 0.3s ease;
}

.v6rss58a a:hover::after {
    width: 100%;
}

/* ========================================
   Hero Section
   ======================================== */
.vfzpcq1k {
    padding: var(--spacing-xl) 0 var(--spacing-lg);
    margin-top: 80px;
    position: relative;
}

.ynjezuio {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.rre4ga3u {
    font-size: 2.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.jkxuig52 {
    font-size: 1.125rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.qpn6pf0n {
    position: relative;
}

.qpn6pf0n img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--color-border);
}

.v9youeea {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-moss-green), transparent);
    margin-top: var(--spacing-lg);
    opacity: 0.3;
}

/* ========================================
   Section Styles
   ======================================== */
.njdjbz4h {
    text-align: center;
    margin-bottom: var(--spacing-xs);
    position: relative;
    padding-bottom: var(--spacing-sm);
}

.njdjbz4h::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 2px;
    background-color: var(--color-moss-green);
}

.ur32l9m6 {
    text-align: center;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
    font-size: 1.1rem;
}

/* ========================================
   Research Section
   ======================================== */
.srxyfkww {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-light);
}

.mbaqt9x8 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.oegmne9c {
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.oegmne9c:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.ntakji5d {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.ntakji5d::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(transparent, rgba(46, 125, 50, 0.1));
}

.ntakji5d img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.oegmne9c:hover .ntakji5d img {
    transform: scale(1.05);
}

.psoe4727 {
    padding: var(--spacing-md);
}

.psoe4727 h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xs);
    color: var(--color-moss-green);
}

.iqlfic7k {
    font-family: var(--font-heading);
    font-size: 0.9rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    font-style: italic;
}

.jnmdn3cr {
    font-size: 0.95rem;
    color: var(--color-text);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.ozgzo62i {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
}

.z4ubp9ay {
    font-size: 0.8rem;
    color: var(--color-moss-green);
    background-color: var(--color-bg);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    border: 1px solid var(--color-border);
}

/* ========================================
   Table Section
   ======================================== */
.cqfm0hl2 {
    padding: var(--spacing-xl) 0;
}

.jb5ctsgj {
    overflow-x: auto;
    background-color: var(--color-white);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-subtle);
}

.mnt5zc3l {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.mnt5zc3l th,
.mnt5zc3l td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
}

.mnt5zc3l th {
    font-family: var(--font-heading);
    font-weight: 600;
    background-color: var(--color-bg);
    color: var(--color-moss-green);
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.mnt5zc3l tr:hover {
    background-color: var(--color-bg-light);
}

.mnt5zc3l tr:last-child td {
    border-bottom: none;
}

.infeml13 {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.gubxhhcy {
    background-color: #E8F5E9;
    color: var(--color-moss-dark);
}

.k8jvh301 {
    background-color: #FFF8E1;
    color: #F57F17;
}

.kkm9yphq {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* ========================================
   Botany Section
   ======================================== */
.ovc2h06s {
    padding: var(--spacing-xl) 0;
    background-color: var(--color-bg-light);
}

.dqmxreho {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.rzyfmlze img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--color-border);
}

.bsbd4y5e h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--color-moss-green);
}

.bsbd4y5e p {
    color: var(--color-text);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.aftd282f {
    list-style: none;
    margin-top: var(--spacing-md);
}

.aftd282f li {
    padding: var(--spacing-xs) 0;
    color: var(--color-text);
    font-size: 1rem;
}

/* ========================================
   Contact Section
   ======================================== */
.bu05dyae {
    padding: var(--spacing-xl) 0;
}

.zvhqh2v1 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.x4iznhk8 img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-medium);
    border: 1px solid var(--color-border);
}

.dmmsxfdz {
    background-color: var(--color-white);
    padding: var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-subtle);
}

.uv3kv1yt {
    margin-bottom: var(--spacing-md);
}

.uv3kv1yt label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
    color: var(--color-black);
}

.uv3kv1yt input,
.uv3kv1yt select {
    width: 100%;
    padding: 0.875rem 1rem;
    font-family: var(--font-body);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    background-color: var(--color-bg);
    color: var(--color-text);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.uv3kv1yt input:focus,
.uv3kv1yt select:focus {
    outline: none;
    border-color: var(--color-moss-green);
    box-shadow: 0 0 0 3px rgba(46, 125, 50, 0.1);
}

.uv3kv1yt input::placeholder {
    color: var(--color-text-light);
}

.x3xkf6u4 {
    font-size: 0.85rem;
    color: var(--color-text-light);
    text-align: center;
    margin-top: var(--spacing-sm);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-lg) 0;
}

.lhswo8a3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-lg);
}

.ikdj3d6t h4 {
    color: var(--color-moss-light);
    margin-bottom: var(--spacing-xs);
}

.ikdj3d6t p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.a27j5wzg {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.a27j5wzg a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.a27j5wzg a:hover {
    color: var(--color-moss-light);
}

.e4tmp3sc {
    text-align: right;
}

.e4tmp3sc p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

/* ========================================
   Modal
   ======================================== */
.oo7qvc0v {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.6);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mivrwt7a {
    background-color: var(--color-white);
    border-radius: var(--border-radius-lg);
    max-width: 500px;
    width: 90%;
    overflow: hidden;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
    border: 1px solid var(--color-border);
}

.i3pe4cjg {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

.i3pe4cjg h3 {
    font-size: 1.25rem;
    color: var(--color-moss-green);
}

.t8yp7s3q {
    background: none;
    border: none;
    font-size: 1.75rem;
    color: var(--color-text-light);
    cursor: pointer;
    line-height: 1;
    transition: color 0.3s ease;
}

.t8yp7s3q:hover {
    color: var(--color-black);
}

.cidl86s3 {
    padding: var(--spacing-lg);
    text-align: center;
}

.tmgo3wrs {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background-color: #E8F5E9;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--color-moss-green);
}

.fpa6e8pi {
    font-size: 1.125rem;
    color: var(--color-black);
    margin-bottom: var(--spacing-xs);
}

.nan1jgau {
    font-size: 0.95rem;
    color: var(--color-text-light);
}

.prg1isxe {
    padding: var(--spacing-md);
    border-top: 1px solid var(--color-border);
    background-color: var(--color-bg);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .ynjezuio,
    .dqmxreho,
    .zvhqh2v1 {
        grid-template-columns: 1fr;
    }
    
    .mbaqt9x8 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .lhswo8a3 {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .e4tmp3sc {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .ufx4afmg {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .v6rss58a {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .rre4ga3u {
        font-size: 2rem;
    }
    
    .mbaqt9x8 {
        grid-template-columns: 1fr;
    }
    
    .njdjbz4h {
        font-size: 1.75rem;
    }
    
    .mnt5zc3l {
        font-size: 0.85rem;
    }
    
    .mnt5zc3l th,
    .mnt5zc3l td {
        padding: var(--spacing-xs);
    }
}

@media (max-width: 480px) {
    .rre4ga3u {
        font-size: 1.5rem;
    }
    
    .jkxuig52 {
        font-size: 1rem;
    }
    
    .zg2z0upb {
        padding: 0.75rem 1.5rem;
    }
}