/* =========================================
   05 Eco Summit (Sürdürülebilirlik)
   ========================================= */

:root {
    --eco-green: #2E5C42;
    --eco-light: #E8F0EA;
    --eco-accent: #7EA172;
    --earth-brown: #5C4B41;
    --white: #FFFFFF;
    
    --font-heading: 'Lora', serif;
    --font-body: 'Nunito', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--eco-light);
    color: var(--earth-brown);
    line-height: 1.7;
    overflow-x: hidden;
}

.eco-wrapper {
    position: relative;
    width: 100%;
}

/* Decorative Leaves */
.leaf {
    position: absolute;
    color: var(--eco-accent);
    z-index: 0;
}
.leaf-1 {
    top: 50px; left: -50px;
    width: 250px; height: 250px;
    transform: rotate(45deg);
}
.leaf-2 {
    top: 40%; right: -80px;
    width: 300px; height: 300px;
    transform: rotate(-30deg);
}

/* Hero Section */
.eco-hero {
    position: relative;
    z-index: 2;
    min-height: 85vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 50px 20px 100px;
    background: linear-gradient(180deg, var(--white) 0%, var(--eco-light) 100%);
}

.hero-content {
    max-width: 700px;
    z-index: 2;
}

.eco-icon {
    font-size: 3.5rem;
    color: var(--eco-green);
    margin-bottom: 20px;
}

.eco-eyebrow {
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 4px;
    color: var(--eco-accent);
    margin-bottom: 15px;
}

.names {
    font-family: var(--font-heading);
    font-size: 4.5rem;
    font-weight: 500;
    color: var(--eco-green);
    line-height: 1.1;
    margin-bottom: 25px;
}

.tagline {
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--earth-brown);
    max-width: 600px;
    margin: 0 auto;
}

/* Curved Bottom */
.curved-bottom {
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 100px;
    background-color: var(--eco-green);
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
    z-index: 1;
}

/* Details Section */
.eco-details {
    position: relative;
    z-index: 5;
    padding: 60px 5% 100px;
    background-color: var(--eco-green);
}

.details-container {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}

.eco-card {
    flex: 1;
    min-width: 280px;
    background-color: var(--white);
    border-radius: 20px;
    padding: 50px 30px;
    text-align: center;
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}
.eco-card:hover {
    transform: translateY(-5px);
}

.card-icon {
    font-size: 3rem;
    color: var(--eco-accent);
    margin-bottom: 20px;
}

.eco-card h2 {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--earth-brown);
    margin-bottom: 10px;
}

.highlight {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    color: var(--eco-green);
    margin-bottom: 15px;
}

.eco-card p {
    color: #666;
}

.btn-eco {
    display: inline-block;
    padding: 10px 25px;
    background-color: var(--eco-light);
    color: var(--eco-green);
    text-decoration: none;
    font-weight: 700;
    border-radius: 25px;
    margin-top: 20px;
    transition: all 0.3s ease;
}
.btn-eco:hover {
    background-color: var(--eco-accent);
    color: var(--white);
}

/* RSVP Section */
.eco-rsvp {
    position: relative;
    z-index: 5;
    padding: 80px 5% 100px;
    display: flex;
    justify-content: center;
    background-color: var(--white);
}

.rsvp-content {
    background-color: var(--eco-light);
    padding: 60px 50px;
    border-radius: 30px;
    max-width: 650px;
    width: 100%;
    text-align: center;
    border: 1px solid rgba(126, 161, 114, 0.3);
}

.rsvp-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--eco-green);
    margin-bottom: 15px;
}
.rsvp-content p {
    font-weight: 400;
    margin-bottom: 30px;
    color: var(--earth-brown);
}

.eco-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.eco-form input,
.eco-form select {
    padding: 15px 20px;
    background-color: var(--white);
    border: 1px solid transparent;
    border-radius: 20px;
    color: var(--earth-brown);
    font-family: var(--font-body);
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s ease;
}
.eco-form input:focus,
.eco-form select:focus {
    border-color: var(--eco-accent);
}

.btn-eco-solid {
    padding: 15px;
    background-color: var(--eco-green);
    color: var(--white);
    border: none;
    border-radius: 20px;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 1px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}
.btn-eco-solid:hover {
    background-color: var(--eco-accent);
}

.form-message {
    margin-top: 20px;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-style: italic;
    color: var(--eco-green);
}

.eco-footer {
    position: relative;
    z-index: 5;
    background-color: var(--eco-light);
    text-align: center;
    padding: 30px;
    font-size: 0.9rem;
    color: #888;
}
.eco-footer a {
    color: var(--eco-accent);
    text-decoration: none;
}

/* Responsive */
@media (max-width: 600px) {
    .names { font-size: 3.5rem; }
    .rsvp-content { padding: 40px 20px; }
}

/* Logo Area */
.company-logo-area {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}
.sample-logo-img {
    max-width: 150px;
    height: auto;
    border-radius: 5px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

/* Program Flow */
.program-flow-section {
    position: relative;
    z-index: 5;
    padding: 80px 5%;
    background-color: rgba(255, 255, 255, 0.03);
}
.program-container {
    max-width: 800px;
    margin: 0 auto;
}
.program-title {
    font-size: 2.5rem;
    margin-bottom: 50px;
    font-weight: 700;
    text-align: center;
    letter-spacing: 2px;
}
.program-timeline {
    display: flex;
    flex-direction: column;
    gap: 20px;
}
.timeline-item {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    border-left: 5px solid #888;
    transition: transform 0.3s ease;
    backdrop-filter: blur(5px);
}
.timeline-item:hover {
    transform: translateX(10px);
    border-left-color: #555;
}
.timeline-item .time {
    font-size: 1.8rem;
    font-weight: 700;
    width: 120px;
    text-align: left;
    border-right: 1px solid rgba(128,128,128,0.2);
    margin-right: 30px;
    color: inherit;
}
.timeline-item .event {
    flex: 1;
    text-align: left;
}
.timeline-item .event h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    font-weight: 600;
}
.timeline-item .event p {
    font-size: 0.95rem;
    opacity: 0.8;
}

@media (max-width: 600px) {
    .timeline-item {
        flex-direction: column;
        align-items: flex-start;
    }
    .timeline-item .time {
        border-right: none;
        border-bottom: 1px solid rgba(128,128,128,0.2);
        margin-right: 0;
        margin-bottom: 15px;
        padding-bottom: 10px;
        width: 100%;
    }
}