/* ===== CSS VARIABLES & THEMING ===== */
:root {
    --color-primary: #013d20;
    --color-accent: #e5771c;
    --color-gold: #bda063;
    --color-taupe: #c29d69;
    --color-light-bg: #f5ebe0;
    --color-white: #ffffff;
    --color-text-dark: #2c2c2c;
    --color-text-light: #666666;
    --color-border: #e0d5c7;
    --color-success: #10b981;
    --color-error: #ef4444;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    --border-radius: 12px;
    --border-radius-lg: 20px;
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    color: var(--color-text-dark);
    background: var(--color-light-bg);
    position: relative;
    overflow-x: hidden;
}


.loader {
    width: 24px;
    height: 24px;
    border: 5px solid #fff;
    border-bottom-color: transparent;
    border-radius: 50%;
    display: inline-block;
    box-sizing: border-box;
    animation: rotation 1s linear infinite;
}

.loader.hidden {
    display: none;
}

@keyframes rotation {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ===== BACKGROUND & ANIMATIONS ===== */
.background-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        var(--color-primary) 0%,
        #0d5c37 50%,
        var(--color-taupe) 100%
    );
    z-index: -2;
}

.loginError {
    color: red;
}

/* .floating-shapes {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    overflow: hidden;
}

.shape {
    position: absolute;
    opacity: 0.1;
    border-radius: 50%;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    top: -100px;
    right: -100px;
    animation: float 8s ease-in-out infinite;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--color-gold);
    bottom: -50px;
    left: -50px;
    animation: float 10s ease-in-out infinite 1s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: var(--color-accent);
    top: 50%;
    left: 10%;
    animation: float 12s ease-in-out infinite 2s;
} */

@keyframes float {
    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
    }
}

/* ===== CONTAINER & LAYOUT ===== */
.container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.form-wrapper {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    max-width: 650px;
    width: 100%;
    padding: var(--spacing-xl);
    animation: slideUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.dataPribadi {
    border-bottom: 1px solid var(--color-accent);
    margin-bottom: 20px;
}

.perguruanTinggi {
    border-bottom: 1px solid var(--color-accent);
    margin-bottom: 20px;
}

.pilihanProdi {
    border-bottom: 1px solid var(--color-accent);
    margin-bottom: 20px;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== FORM HEADER ===== */
.form-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    animation: fadeIn 0.8s ease-out;
}

.logo-circle {
    width: 80px;
    height: 80px;
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-accent)
    );
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    color: var(--color-white);
    font-size: 2.5rem;
    box-shadow: 0 10px 30px rgba(1, 61, 32, 0.2);
    animation: scaleIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes scaleIn {
    from {
        transform: scale(0);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.form-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.form-subtitle {
    font-size: 1.1rem;
    color: var(--color-gold);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.form-description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ===== PROGRESS BAR ===== */
.progress-container {
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(
        90deg,
        var(--color-primary),
        var(--color-accent)
    );
    border-radius: 10px;
    width: 50%;
    transition: width 0.5s ease;
}

.progress-text {
    text-align: right;
    font-size: 0.85rem;
    color: var(--color-text-light);
    font-weight: 600;
}

/* ===== FORM STEPS ===== */
.registration-form {
    position: relative;
}

.form-step {
    animation: fadeInScale 0.5s ease-out;
    opacity: 0;
    visibility: hidden;
    position: absolute;
    width: 100%;
}

.form-step.active-step {
    opacity: 1;
    visibility: visible;
    position: relative;
    animation: fadeInScale 0.5s ease-out;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.step-title {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* ===== FORM GROUPS ===== */
.form-group {
    margin-bottom: var(--spacing-lg);
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.form-label {
    display: block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
    cursor: pointer;
    transition: var(--transition-smooth);
}

.form-label i {
    margin-right: var(--spacing-xs);
    color: var(--color-accent);
}

small {
    font-size: 0.8-rem;
    font-weight: 600;
    color: var(--color-primary);
    transition: var(--transition-smooth);
}

.errorFoto span {
    color: var(--color-error);
    transition: var(--transition-smooth);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

/* ===== FORM INPUTS ===== */
.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    color: var(--color-text-dark);
    background: #fafaf8;
    transition: var(--transition-smooth);
    font-family: inherit;
}

.form-input::placeholder {
    color: #b0a8a0;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-white);
    box-shadow: 0 0 0 4px rgba(1, 61, 32, 0.1);
    transform: translateY(-2px);
}

.form-input:hover {
    border-color: var(--color-gold);
}

/* ===== FILE UPLOAD ===== */
.file-upload-area {
    border: 2px dashed var(--color-primary);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    cursor: pointer;
    background: linear-gradient(
        135deg,
        rgba(1, 61, 32, 0.02),
        rgba(229, 119, 28, 0.02)
    );
    transition: var(--transition-smooth);
    position: relative;
}

.file-upload-area:hover {
    border-color: var(--color-accent);
    background: linear-gradient(
        135deg,
        rgba(1, 61, 32, 0.05),
        rgba(229, 119, 28, 0.05)
    );
    transform: scale(1.02);
}

.file-upload-area i {
    font-size: 2.5rem;
    color: var(--color-accent);
    margin-bottom: var(--spacing-sm);
    transition: var(--transition-smooth);
}

.file-upload-area:hover i {
    transform: scale(1.1);
}

.file-upload-area p {
    color: var(--color-primary);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.file-upload-area small {
    color: var(--color-text-light);
}

.file-input {
    display: none;
}

.file-name {
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: #f0ebe5;
    border-radius: var(--border-radius);
    color: var(--color-primary);
    font-weight: 600;
    display: none;
}

.file-name.active {
    display: block;
    animation: slideUp 0.3s ease-out;
}

/* ===== CHECKBOX ===== */
.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-group input[type="checkbox"] {
    appearance: none;
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius);
    cursor: pointer;
    background: var(--color-white);
    transition: var(--transition-smooth);
    flex-shrink: 0;
    margin-top: 2px;
}

.checkbox-group input[type="checkbox"]:hover {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 4px rgba(229, 119, 28, 0.1);
}

.checkbox-group input[type="checkbox"]:checked {
    background: linear-gradient(
        135deg,
        var(--color-primary),
        var(--color-accent)
    );
    border-color: var(--color-accent);
    position: relative;
}

.checkbox-group input[type="checkbox"]:checked::after {
    content: "✓";
    position: absolute;
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-weight: bold;
    font-size: 0.9rem;
}

.checkbox-text {
    flex: 1;
    color: var(--color-text-dark);
    font-size: 0.95rem;
    line-height: 1.5;
}

.checkbox-text i {
    color: var(--color-accent);
    margin-right: var(--spacing-xs);
}

/* ===== BUTTONS ===== */
.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    animation: slideUp 0.6s ease-out 0.3s both;
    flex-wrap: wrap;
}

.btn {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-smooth);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    position: relative;
    overflow: hidden;
    color: black;
    text-decoration: none;
}

.btn::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-primary), #0d5c37);
    color: var(--color-white);
    box-shadow: 0 10px 25px rgba(1, 61, 32, 0.2);
}

.balik {
    background: var(--color-border);
    color: var(--color-white);
    box-shadow: 0 10px 25px rgba(1, 61, 32, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(1, 61, 32, 0.3);
}

.btn-primary:active {
    transform: translateY(0);
}

/* Menambahkan style untuk tombol kembali ke login */
.btn-back {
    background: linear-gradient(135deg, var(--color-taupe), var(--color-gold));
    color: var(--color-primary);
    box-shadow: 0 10px 25px rgba(193, 157, 105, 0.2);
    font-weight: 600;
    border: none;
    flex: 0 0 auto;
    width: 100%;
    order: -1;
}

.btn-back:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(193, 157, 105, 0.3);
    background: linear-gradient(135deg, var(--color-gold), #a88855);
}

.btn-back:active {
    transform: translateY(0);
}

.btn-back i {
    margin-right: var(--spacing-xs);
}

.btn-success {
    background: linear-gradient(135deg, var(--color-accent), #d45a0e);
    color: var(--color-white);
    box-shadow: 0 10px 25px rgba(229, 119, 28, 0.2);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(229, 119, 28, 0.3);
}

.btn-success:active {
    transform: translateY(0);
}

.btn-text.hidden {
    display: none;
}

/* Menambahkan style untuk success actions dengan layout horizontal */
.success-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.success-actions .btn {
    flex: 0 0 auto;
    min-width: 200px;
}

/* ===== SUCCESS MESSAGE ===== */
.success-message {
    text-align: center;
    padding: var(--spacing-sm);
    animation: slideUp 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.success-icon {
    font-size: 4rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-lg);
    animation: scaleIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.success-message h2 {
    color: var(--color-primary);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-sm);
}

.success-message p {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
}

.success-email {
    color: var(--color-accent);
    font-weight: bolder;
    margin-bottom: var(--spacing-lg);
    font-size: 20px;
}

#successPassword {
    padding-bottom: var(--spacing-md);
}

.gambarKetentuanFoto {
    width: 100%;
    border: 1px solid #003d20;
    border-radius: var(--border-radius-lg);
    margin-bottom: 5px;
}

footer {
    background: #666666;
    text-align: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .container {
        padding: var(--spacing-md);
    }

    .form-wrapper {
        padding: var(--spacing-lg);
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 1px;
    }

    .form-title {
        font-size: 1.5rem;
    }

    .form-actions {
        flex-direction: column;
    }

    /* Menyesuaikan tombol kembali di mobile */
    .btn-back {
        width: 100%;
        order: 0;
    }

    .btn {
        width: 100%;
    }

    .success-actions {
        flex-direction: column;
    }

    .success-actions .btn {
        min-width: unset;
    }
}

@media (max-width: 480px) {
    .form-wrapper {
        padding: var(--spacing-md);
        border-radius: var(--border-radius);
    }

    .form-title {
        font-size: 1.3rem;
    }

    .form-subtitle {
        font-size: 1rem;
    }

    .logo-circle {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
}