/* ==================================================
   RESET
================================================== */

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

/* ==================================================
   BODY
================================================== */

body {
    font-family: Arial, Helvetica, sans-serif;

    background: #f4f7f5;

    color: #1f2933;

    line-height: 1.6;
}

/* ==================================================
   HERO
================================================== */

.hero {

    background:
        linear-gradient(
            135deg,
            #075e35,
            #0b7a45
        );

    color: white;

    padding: 70px 20px;

    text-align: center;
}

.hero-content {

    max-width: 800px;

    margin: auto;

}

.organization {

    font-size: 1.35rem;

    font-weight: 700;

    letter-spacing: 2px;

    margin-bottom: 15px;

}

.hero h1 {

    font-size: 2.7rem;

    line-height: 1.2;

    margin-bottom: 15px;

}

.conference-theme {

    font-size: 1.4rem;

    font-weight: 600;

    margin-bottom: 15px;

}

.hero-description {

    max-width: 650px;

    margin: auto;

}

/* ==================================================
   CONTAINER
================================================== */

.container {

    width: 92%;

    max-width: 850px;

    margin: 50px auto;

}

/* ==================================================
   INTRO
================================================== */

.intro {

    background: white;

    padding: 30px;

    margin-bottom: 30px;

    border-radius: 14px;

    box-shadow:
        0 5px 20px rgba(0,0,0,0.06);

}

.intro h2 {

    color: #075e35;

    margin-bottom: 10px;

}

.required-note {

    margin-top: 15px;

    color: #666;

    font-size: 0.9rem;

}

.required-note span,
label span {

    color: #d62828;

    font-weight: bold;

}

/* ==================================================
   FIELDSET
================================================== */

fieldset {

    border: none;

    background: white;

    padding: 30px;

    margin-bottom: 25px;

    border-radius: 14px;

    box-shadow:
        0 5px 20px rgba(0,0,0,0.06);

}

legend {

    background: #075e35;

    color: white;

    padding: 8px 18px;

    border-radius: 6px;

    font-weight: 700;

}

/* ==================================================
   FORM GROUP
================================================== */

.form-group {

    margin-bottom: 22px;

}

.form-group:last-child {

    margin-bottom: 0;

}

label {

    display: block;

    margin-bottom: 8px;

    font-weight: 600;

}

/* ==================================================
   INPUTS
================================================== */

input[type="text"],
input[type="email"],
input[type="tel"],
select {

    width: 100%;

    padding: 14px 15px;

    border: 1px solid #ccd5d0;

    border-radius: 8px;

    font-size: 1rem;

    background: white;

    outline: none;

    transition: 0.2s;

}

input:focus,
select:focus {

    border-color: #075e35;

    box-shadow:
        0 0 0 3px
        rgba(7,94,53,0.12);

}

/* ==================================================
   FILE INPUT
================================================== */

input[type="file"] {

    width: 100%;

    padding: 12px;

    border: 1px dashed #aab7b0;

    border-radius: 8px;

    background: #f8faf9;

    cursor: pointer;

}

small {

    display: block;

    margin-top: 6px;

    color: #68756e;

    font-size: 0.85rem;

}

/* ==================================================
   BANK DETAILS
================================================== */

.bank-details {

    background: #f0f7f3;

    border-left: 4px solid #075e35;

    padding: 20px;

    margin-bottom: 25px;

    border-radius: 8px;

}

.bank-details h3 {

    color: #075e35;

    margin-bottom: 15px;

}

.bank-row {

    display: flex;

    justify-content: space-between;

    gap: 20px;

    padding: 10px 0;

    border-bottom: 1px solid #d9e4de;

}

.bank-row:last-child {

    border-bottom: none;

}

.bank-row span {

    color: #5c6862;

}

.bank-row strong {

    text-align: right;

}

/* ==================================================
   CHECKBOX
================================================== */

.checkbox-group {

    display: flex;

    align-items: flex-start;

    gap: 10px;

}

.checkbox-group input {

    width: 18px;

    height: 18px;

    margin-top: 4px;

    flex-shrink: 0;

    accent-color: #075e35;

}

.checkbox-group label {

    margin: 0;

    font-weight: 400;

}

/* ==================================================
   SUBMIT BUTTON
================================================== */

.submit-section {

    text-align: center;

    margin-top: 35px;

}

.submit-btn {

    width: 100%;

    border: none;

    background: #075e35;

    color: white;

    padding: 17px 25px;

    border-radius: 10px;

    font-size: 1.05rem;

    font-weight: 700;

    cursor: pointer;

    display: flex;

    align-items: center;

    justify-content: center;

    gap: 12px;

    transition: 0.2s;

}

.submit-btn:hover {

    background: #064c2c;

    transform: translateY(-2px);

    box-shadow:
        0 8px 20px
        rgba(7,94,53,0.25);

}

.submit-btn:disabled {

    opacity: 0.65;

    cursor: not-allowed;

    transform: none;

}

.arrow {

    font-size: 1.4rem;

}

.submit-section p {

    margin-top: 12px;

    font-size: 0.85rem;

    color: #6b756f;

}

/* ==================================================
   FORM MESSAGE
================================================== */

.form-message {

    display: none;

    padding: 16px;

    margin-bottom: 20px;

    border-radius: 8px;

    font-weight: 600;

}

.form-message.success {

    display: block;

    background: #e8f7ee;

    color: #176b3a;

    border: 1px solid #a9dfbd;

}

.form-message.error {

    display: block;

    background: #fff0f0;

    color: #a52828;

    border: 1px solid #efb4b4;

}

/* ==================================================
   HONEYPOT
================================================== */

.honeypot {

    position: absolute;

    left: -9999px;

    width: 1px;

    height: 1px;

    opacity: 0;

}

/* ==================================================
   FOOTER
================================================== */

footer {

    background: #17251e;

    color: white;

    text-align: center;

    padding: 30px 20px;

    font-size: 0.9rem;

}

/* ==================================================
   MOBILE
================================================== */

@media (max-width: 600px) {

    .hero {

        padding: 50px 18px;

    }

    .hero h1 {

        font-size: 2rem;

    }

    .organization {

        font-size: 0.72rem;

        letter-spacing: 1.3px;

    }

    .container {

        width: 94%;

        margin: 30px auto;

    }

    .intro {

        padding: 22px;

    }

    fieldset {

        padding: 22px 18px;

    }

    .bank-row {

        flex-direction: column;

        gap: 3px;

    }

    .bank-row strong {

        text-align: left;

        word-break: break-word;

    }

    .submit-btn {

        font-size: 0.95rem;

    }

}