/* Shared transitions */
.frame,
.inner-frame,
.repo-item {
    transition:
        background-color 0.4s ease,
        color 0.4s ease,
        border-color 0.4s ease,
        box-shadow 0.4s ease;
}

/* ============================================================
   OUTER FRAME 
   ============================================================ */
.frame {
    border: 1px solid var(--frame-border);
    background: transparent;
    border-radius: 12px;
    padding: 20px;
    position: relative;
    width: 100%;
    max-width: 900px;
    margin: 60px auto; /* FIX: spacing between frames */
    color: var(--text-color);
}

/* Header label inside frame */
.header {
    font-weight: bold;
    font-size: 22px;
    position: absolute;
    top: 20px;
    left: 20px;
}

/* ============================================================
   INNER FRAME (content inside each frame)
   ============================================================ */
.inner-frame {
    border: 1px solid var(--frame-border);
    background: transparent;
    border-radius: 10px;
    padding: 40px 20px 20px 0px;
    margin-top: 60px;
    margin-bottom: 40px;
    position: relative;
    color: var(--text-color);

    display: flex;
    flex-direction: column;
    align-items: center;    
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
    width: 90%;
}

/* Form Group */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-color);
    opacity: 0.9;
}

/* Inputs */
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 14px 16px;
    border-radius: 12px;
    border: 1px solid var(--frame-border);
    background: var(--frame-bg);
    color: var(--text-color);
    font-size: 15px;

    transition:
        border-color 0.25s ease,
        background-color 0.25s ease,
        box-shadow 0.25s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: #8fa79a; /* greenish highlight */
    outline: none;
    background: var(--card-hover-bg);
    box-shadow: 0 0 0 3px rgba(143, 167, 154, 0.25); /* soft mint glow */
}

/* Textarea */
.contact-form textarea {
    min-height: 140px;
    resize: vertical;
}

/* ============================================================
   SUBMIT BUTTON — FIXED (NOT LONG + CENTERED)
   ============================================================ */

.contact-submit {
    display: block;                 /* allows centering */
    width: fit-content;             /* button shrinks to text */
    margin: 25px auto 0 auto;       /* centers horizontally */

    font-size: 18px;
    color: var(--text-color);
    opacity: 0.85;
    text-decoration: none;
    font-weight: 400;
    padding: 10px 22px;

    border-radius: 12px;
    background: var(--card-bg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--frame-border);

    transition:
        background 0.3s ease,
        box-shadow 0.3s ease,
        transform 0.25s ease,
        opacity 0.3s ease;
}

.contact-submit:hover {
    background: var(--card-hover-bg);
    box-shadow: var(--card-hover-shadow);
    transform: translateY(-3px);
    opacity: 1;
}

.contact-submit:active {
    transform: translateY(0);
}