:root {
    --primary-dark: #0b1d2a;
    --primary-gradient: linear-gradient(145deg, #0b1d2a 0%, #162e3d 100%);
    --accent-color: #00d4a1;
    --accent-glow: rgba(0, 212, 161, 0.4);
    --text-main: #ffffff;
    --text-muted: #94a3b8;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
}
.topics-journal-combined {
    background: var(--primary-gradient);
    padding: 80px 0;
    position: relative;
}

.sub-title-gradient {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 40px;
    background: linear-gradient(to right, #fff 20%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
}

.topics-list-compact {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.topic-row {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 12px 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(5px);
}

.topic-row:hover {
    background: rgba(255, 255, 255, 0.07);
    border-color: var(--accent-color);
    transform: translateX(12px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.topic-icon {
    width: 44px;
    height: 44px;
    background: var(--primary-dark);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-size: 1.2rem;
    box-shadow: inset 0 0 10px rgba(0, 212, 161, 0.1);
    transition: 0.3s;
}

.topic-row:hover .topic-icon {
    background: var(--accent-color);
    color: var(--primary-dark);
    box-shadow: 0 0 15px var(--accent-glow);
}

.topic-tag {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--accent-color);
    opacity: 0.7;
    margin-right: 8px;
}

.topic-text p {
    margin: 0;
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-muted);
    transition: 0.3s;
}

.topic-row:hover .topic-text p {
    color: var(--text-main);
}

.journal-card-minimal {
    background: linear-gradient(165deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.01) 100%);
    padding: 50px 40px;
    border-radius: 40px;
    border: 1px solid var(--glass-border);
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    position: sticky;
    top: 50px;
}

.journal-main-icon {
    font-size: 3.5rem;
    color: var(--accent-color);
    margin-bottom: 25px;
    /* เอฟเฟกต์สะท้อนแสง */
    filter: drop-shadow(0 0 20px var(--accent-glow));
}

.journal-title-compact {
    font-size: 1.8rem;
    letter-spacing: 1px;
    margin-bottom: 30px;
    color: #fff;
}

.journal-list-compact {
    list-style: none;
    padding: 0;
    margin: 0 auto;
    max-width: 320px;
    text-align: left;
}

.journal-list-compact li {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 18px;
    padding: 12px 15px;
    background: rgba(0, 212, 161, 0.03);
    border-radius: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
    border: 1px solid transparent;
    transition: 0.3s;
}

.journal-list-compact li:hover {
    border-color: var(--accent-glow);
    background: rgba(0, 212, 161, 0.08);
    color: #fff;
}

.journal-list-compact li i {
    color: var(--accent-color);
    font-size: 1.1rem;
}

.journal-disclaimer {
    margin-top: 35px;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

:root {
    --primary-dark: #0b1d2a;   /* ปรับให้เข้มขึ้นเพื่อความ Luxury */
    --primary-light: #162e3d;
    --accent-color: #00d4a1;
    --accent-hover: #00b085;
    --accent-glow: rgba(0, 212, 161, 0.4);
    --text-light: #ffffff;
    --text-grey: #94a3b8;
    --bg-light: #f4f7f9;
    --transition-fancy: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}

body {
    background-color: var(--bg-light);
    font-family: 'Sarabun', sans-serif;
    margin: 0;
}

/* --- Important Dates (Clean & Modern) --- */
.dates-card {
    background: #ffffff;
    max-width: 900px;
    margin: 50px auto;
    padding: 40px;
    border-radius: 30px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
}

.date-row {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    margin-bottom: 8px;
    border-radius: 15px;
    transition: var(--transition-fancy);
}

.date-row:hover {
    background: #f0fdfa;
    transform: translateX(10px);
}

.icon-wrapper.bg-green {
    width: 45px;
    height: 45px;
    background-color: var(--primary-dark);
    color: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    margin-right: 20px;
    transition: 0.3s;
}

.date-row:hover .icon-wrapper {
    background-color: var(--accent-color);
    color: white;
    transform: rotateY(180deg);
}

/* --- Topics & Journal Combined (Gradient Background) --- */
.topics-journal-combined {
    background: var(--primary-dark);
    padding: 40px 0 80px 0;
}

.combined-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
    align-items: center;
}

/* หัวข้อใช้ background-clip ตามมาตรฐาน */
.sub-title-gradient {
    font-size: 2.2rem;
    font-weight: 800;
    background: linear-gradient(to right, #ffffff, var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.topic-row {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 10px 15px;
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    margin-bottom: 8px;
    transition: var(--transition-fancy);
}

.topic-row:hover {
    background: rgba(0, 212, 161, 0.1);
    transform: translateX(10px);
    border-color: var(--accent-color);
}

/* --- Submission Section (Interactive Card) --- */
.submission-section {
    background: var(--primary-dark);
    padding: 60px 0 100px 0;
    color: white;
}

.submission-card-box {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(0, 212, 161, 0.2);
    border-radius: 40px;
    padding: 40px;
    text-align: center;
    transition: var(--transition-fancy);
    box-shadow: 0 20px 50px rgba(0,0,0,0.3);
}

.submission-card-box:hover {
    transform: translateY(-15px);
    border-color: var(--accent-color);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 20px var(--accent-glow);
}

.btn-submit-luxury {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--accent-color) 0%, #00b085 100%);
    color: var(--primary-dark) !important;
    padding: 16px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 800;
    transition: 0.3s;
}

.btn-submit-luxury:hover {
    background: #ffffff;
    transform: scale(1.05);
}

/* --- Waves Animation --- */
.waves-container {
    width: 100%;
    height: 60px;
}

.parallax > use {
    animation: move-forever 25s cubic-bezier(.55,.5,.45,.5) infinite;
}

@keyframes move-forever {
    0% { transform: translate3d(-90px,0,0); }
    100% { transform: translate3d(85px,0,0); }
}

/* --- Footer (Compact Luxury) --- */
.contact-footer {
    background: var(--primary-dark);
    padding: 40px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.contact-item {
    background: rgba(255, 255, 255, 0.02);
    padding: 20px;
    border-radius: 15px;
    transition: 0.3s;
    text-align: center;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
}