/* ============================================================
   MINSA — styles.css  v2.1
   ============================================================ */

:root {
  --color-primary:        #5F7F73;
  --color-primary-light:  #8ED973;
  --color-primary-hover:  #7CCF60;
  --color-primary-dark:   #3F5F55;
  --color-accent:         #D9A6A0;
  --color-accent-light:   #F3D6D2;
  --color-bg:             #F5F2ED;
  --color-white:          #FFFFFF;
  --color-text:           #2B3A35;
  --color-text-muted:     #7A8C86;
  --color-border:         #E2EDEA;
  --color-error:          #C0584A;
  --color-success:        #5F7F73;

  --radius-sm:   8px;
  --radius-md:   16px;
  --radius-lg:   24px;
  --radius-full: 999px;

  --shadow-card: 0 4px 20px rgba(95,127,115,0.08);

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', 'Segoe UI', sans-serif;

  --transition: 0.2s ease;

  /* Container: leveämpi ja yhtenäinen koko sivustolla */
  --max-width:      860px;
  --page-padding:   40px;   /* vasen/oikea padding sivulla */
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { font-family: var(--font-body); font-size: 1rem; line-height: 1.6; color: var(--color-text); background-color: var(--color-bg); min-height: 100vh; font-weight: 400; }
img { max-width: 100%; display: block; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { color: var(--color-primary-dark); text-decoration: underline; }

h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--color-text); line-height: 1.25; font-weight: 400; }
h1 { font-size: clamp(2rem, 5vw, 2.75rem); margin-bottom: 1rem; }
h2 { font-size: clamp(1.3rem, 4vw, 1.75rem); margin-bottom: 0.75rem; }
h3 { font-size: 1.15rem; }

p { color: var(--color-text-muted); margin-bottom: 1rem; font-weight: 300; line-height: 1.75; }
p:last-child { margin-bottom: 0; }
small, .text-small { font-size: 0.85rem; color: var(--color-text-muted); }
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }

/* ============================================================
   CONTAINER — yhtenäinen leveys ja padding kaikilla sivuilla
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--page-padding);
}
.container--wide { max-width: 1100px; }

.page-wrapper { display: flex; flex-direction: column; min-height: 100vh; }
.main-content { flex: 1; }

.spacer-sm { height: 1rem; }
.spacer-md { height: 2rem; }
.spacer-lg { height: 3.5rem; }

/* ============================================================
   TOPBAR — kiinteä (sticky), sama padding kuin container
   ============================================================ */
.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  /* Vasemmalle ja oikealle sama padding kuin containerissa,
     jotta logo ja containerin vasen reuna osuvat yhteen */
  padding: 0 var(--page-padding);
  height: 64px;
  background: rgba(255,255,255,0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(200,215,210,0.45);
}

/* Rajoitetaan topbarin sisältö samaan max-widthiin kuin container
   jotta logo osuu containerin vasen reunaan isolla näytöllä */
.topbar__inner {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar__logo { display: flex; align-items: center; gap: 0.5rem; text-decoration: none; }
.topbar__logo img { height: 40px; width: auto; }
.topbar__logo-text { font-family: var(--font-heading); font-style: italic; font-size: 1.5rem; color: var(--color-primary-dark); }
.topbar__actions { display: flex; align-items: center; gap: 0.875rem; }

/* ============================================================
   NAPIT
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem;
  padding: 0.8rem 1.6rem; border: none; border-radius: var(--radius-sm);
  font-family: var(--font-body); font-size: 0.9rem; font-weight: 500; cursor: pointer;
  text-decoration: none; transition: all var(--transition); white-space: nowrap;
  -webkit-tap-highlight-color: transparent;
}
.btn:active { transform: scale(0.97); }
.btn--primary { background: var(--color-primary); color: var(--color-white); }
.btn--primary:hover { background: var(--color-primary-dark); color: var(--color-white); text-decoration: none; }
.btn--secondary { background: transparent; color: var(--color-primary); border: 1px solid rgba(180,200,195,0.7); }
.btn--secondary:hover { background: rgba(255,255,255,0.8); text-decoration: none; color: var(--color-primary-dark); }
.btn--logout {
  background: rgba(255,255,255,0.75);
  border: 1px solid rgba(180,200,195,0.65);
  color: var(--color-primary);
  font-size: 0.82rem;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-full);
}
.btn--logout:hover { background: var(--color-white); text-decoration: none; }
.btn--full { width: 100%; }
.btn--sm { font-size: 0.8rem; padding: 0.5rem 1.1rem; }
.btn--back { background: transparent; color: var(--color-primary); border: none; padding: 0.5rem 0; font-size: 0.875rem; }
.btn--back:hover { color: var(--color-primary-dark); text-decoration: none; }
.btn--toplink { background: transparent; border: none; color: var(--color-text-muted); font-size: 0.85rem; font-family: var(--font-body); cursor: pointer; padding: 0; }
.btn--toplink:hover { color: var(--color-primary); text-decoration: none; }

/* ============================================================
   HERO — taustakuvalla
   ============================================================ */
.hero-bg-section {
  position: relative;
  background-image: url('../assets/images/tausta.jpg');
  background-size: cover;
  background-position: center;
  display: flex;
  flex-direction: column;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.5) 0%, rgba(245,242,237,0.78) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 4rem 0 4.5rem;
}
.hero-content h1 { color: var(--color-text); margin-bottom: 1.25rem; }
.hero-content h1 em { font-style: italic; color: var(--color-primary); }
.hero-content p { font-size: 1.05rem; max-width: 480px; line-height: 1.75; margin-bottom: 2rem; }

.hero-tag {
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: rgba(255,255,255,0.65); color: var(--color-primary);
  font-size: 0.75rem; font-weight: 500; padding: 0.4rem 1rem;
  border-radius: var(--radius-full); margin-bottom: 1.5rem;
  border: 1px solid rgba(142,217,115,0.3);
}

/* ============================================================
   LANDING PAGE
   ============================================================ */
.landing-hero-content {
  position: relative;
  z-index: 2;
  padding: 4rem 0 4.5rem;
}
.landing-hero-content h1 { color: var(--color-text); margin-bottom: 1.25rem; }
.landing-hero-content h1 em { font-style: italic; color: var(--color-primary); }
.landing-hero-content .lead {
  font-size: 1.05rem;
  color: #5A6E68;
  max-width: 500px;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

.login-card {
  background: rgba(255,255,255,0.93);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 2.5rem 2.25rem;
  max-width: 480px;
  border: 1px solid rgba(226,237,234,0.8);
}
.login-card h2 { margin-bottom: 0.5rem; }
.login-card > p { margin-bottom: 1.75rem; }

/* ============================================================
   SECTION LABELS
   ============================================================ */
.section-label {
  font-size: 0.7rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: 0.1em; color: #8aada5; margin-bottom: 0.4rem;
}
.section-title {
  font-family: var(--font-heading); font-size: 1.3rem;
  color: var(--color-text); font-weight: 400; margin-bottom: 1.25rem;
}

/* ============================================================
   HARJOITUKSET PÄÄSIVU — kortit
   ============================================================ */
.exercise-featured {
  background: rgba(255,255,255,0.92);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.6rem;
  display: flex; gap: 1.25rem; align-items: center;
  margin-bottom: 1.75rem;
  border: 1px solid rgba(142,217,115,0.35);
  box-shadow: var(--shadow-card);
  text-decoration: none; color: var(--color-text);
  transition: all var(--transition);
}
.exercise-featured:hover { transform: translateY(-2px); text-decoration: none; color: var(--color-text); box-shadow: 0 10px 30px rgba(95,127,115,0.14); }
.exercise-featured__icon { width: 56px; height: 56px; background: linear-gradient(135deg, #e6f5de, #d4edcb); border-radius: 16px; display: flex; align-items: center; justify-content: center; font-size: 24px; flex-shrink: 0; }
.exercise-featured__pill { background: #eaf6e2; color: #3B6D11; font-size: 0.65rem; font-weight: 600; padding: 0.2rem 0.7rem; border-radius: 10px; display: inline-block; margin-bottom: 0.4rem; letter-spacing: 0.05em; text-transform: uppercase; }
.exercise-featured__title { font-family: var(--font-heading); font-size: 1.2rem; color: var(--color-text); font-weight: 500; margin-bottom: 0.3rem; }
.exercise-featured__desc { font-size: 0.875rem; color: var(--color-text-muted); font-weight: 300; margin-bottom: 0.4rem; }
.exercise-featured__meta { font-size: 0.75rem; color: #b0c2bd; }
.exercise-featured__arrow { width: 36px; height: 36px; background: var(--color-primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 1.1rem; flex-shrink: 0; }

/* Kategoriapainikkeet */
.category-tabs { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 1.25rem; }
.category-tab { padding: 0.4rem 1rem; border-radius: var(--radius-full); border: 1px solid #dde8e2; background: rgba(255,255,255,0.85); font-family: var(--font-body); font-size: 0.82rem; font-weight: 500; color: var(--color-text-muted); cursor: pointer; transition: all var(--transition); }
.category-tab:hover, .category-tab.active { background: var(--color-primary-dark); border-color: var(--color-primary-dark); color: var(--color-white); }

/* Harjoituskortit */
.exercise-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.exercise-grid--mini { grid-template-columns: 1fr 1fr 1fr; gap: 0.75rem; }
@media (max-width: 540px) {
  .exercise-grid { grid-template-columns: 1fr; }
  .exercise-grid--mini { grid-template-columns: 1fr 1fr; }
}

.exercise-card {
  display: flex; flex-direction: column;
  background: rgba(255,255,255,0.92); border-radius: var(--radius-md);
  box-shadow: var(--shadow-card); padding: 1.3rem 1.3rem;
  cursor: pointer; text-decoration: none; color: var(--color-text);
  border: 1px solid rgba(226,237,234,0.8); transition: all var(--transition);
  -webkit-tap-highlight-color: transparent;
}
.exercise-card:hover { transform: translateY(-2px); box-shadow: 0 10px 28px rgba(95,127,115,0.13); text-decoration: none; color: var(--color-text); }
.exercise-card--mini { padding: 1rem; }
.exercise-card__icon { width: 42px; height: 42px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 18px; margin-bottom: 0.75rem; }
.exercise-card__label { font-size: 0.65rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 0.35rem; }
.exercise-card__title { font-family: var(--font-heading); font-size: 1rem; color: var(--color-text); font-weight: 500; margin-bottom: 0.4rem; line-height: 1.3; }
.exercise-card__desc { font-size: 0.82rem; color: var(--color-text-muted); line-height: 1.5; margin-bottom: 0.6rem; font-weight: 300; }
.exercise-card__meta { font-size: 0.72rem; color: #b8c8c4; margin-top: auto; }

.icon-green { background: #eef7e6; } .cat-green { color: #4a7a28; }
.icon-rose  { background: #faeee9; } .cat-rose  { color: #9a5048; }
.icon-teal  { background: #e2f4ec; } .cat-teal  { color: #1a7a5a; }
.icon-blue  { background: #e8f2f9; } .cat-blue  { color: #2a6888; }
.icon-sand  { background: #f5f0e8; } .cat-sand  { color: #7a6840; }

/* ============================================================
   LOMAKKEET
   ============================================================ */
.form-group { margin-bottom: 1.5rem; }
.form-label { display: block; font-size: 0.9rem; font-weight: 500; color: var(--color-text); margin-bottom: 0.5rem; }
.form-input {
  display: block; width: 100%; padding: 0.9rem 1.1rem;
  border: 1px solid var(--color-border); border-radius: var(--radius-md);
  font-family: var(--font-body); font-size: 1rem; letter-spacing: 0.04em;
  color: var(--color-text); background: rgba(255,255,255,0.95);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}
.form-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(95,127,115,0.15); }
.form-input::placeholder { color: #c5d4cf; }
.form-hint { font-size: 0.8rem; color: var(--color-text-muted); margin-top: 0.5rem; font-weight: 300; }

.login-card__prefix {
  display: inline-flex; align-items: center; padding: 0.9rem 1rem;
  background: rgba(245,242,237,0.95); border: 1px solid var(--color-border);
  border-right: none; border-radius: var(--radius-md) 0 0 var(--radius-md);
  font-size: 0.85rem; color: var(--color-text-muted); font-weight: 500; white-space: nowrap;
}
.login-card__input-row { display: flex; }
.login-card__input-row .form-input { border-radius: 0 var(--radius-md) var(--radius-md) 0; flex: 1; }

.alert { padding: 1rem 1.25rem; border-radius: var(--radius-md); font-size: 0.9rem; margin-bottom: 1.5rem; }
.alert--error   { background: #FDECEA; color: var(--color-error); border: 1px solid rgba(192,88,74,0.2); }
.alert--success { background: #EAF5E9; color: var(--color-success); border: 1px solid rgba(95,127,115,0.2); }
.alert--info    { background: var(--color-accent-light); color: #8B4B44; border: 1px solid rgba(217,166,160,0.3); }

/* ============================================================
   HARJOITUKSEN SISÄLTÖSIVU
   ============================================================ */
.exercise-page { padding: 2rem 0 4rem; background: var(--color-bg); min-height: 100vh; }
.exercise-header { text-align: center; margin-bottom: 2.5rem; }
.exercise-header__icon { font-size: 3.25rem; margin-bottom: 1rem; display: block; }
.exercise-header__category { font-size: 0.7rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-accent); margin-bottom: 0.6rem; }
.exercise-header__duration { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 0.6rem; display: flex; align-items: center; justify-content: center; gap: 0.35rem; font-weight: 300; }

.exercise-content {
  background: rgba(255,255,255,0.93);
  border-radius: var(--radius-lg); box-shadow: var(--shadow-card);
  padding: 2rem 1.75rem; margin-bottom: 1.75rem;
  border: 1px solid rgba(226,237,234,0.8);
}
.exercise-content p { font-size: 1.025rem; line-height: 1.85; color: var(--color-text-muted); margin-bottom: 1.1rem; font-weight: 300; }
.exercise-content p:last-child { margin-bottom: 0; }

.exercise-steps { list-style: none; counter-reset: step; margin: 1.5rem 0; }
.exercise-steps li { counter-increment: step; display: flex; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--color-border); font-size: 0.975rem; line-height: 1.7; color: var(--color-text-muted); font-weight: 300; }
.exercise-steps li:last-child { border-bottom: none; }
.exercise-steps li::before { content: counter(step); display: flex; align-items: center; justify-content: center; flex-shrink: 0; width: 2rem; height: 2rem; border-radius: 50%; background: var(--color-primary); color: #fff; font-size: 0.8rem; font-weight: 500; font-family: var(--font-body); }

.exercise-highlight { background: linear-gradient(135deg, rgba(232,243,238,0.8), rgba(243,214,210,0.4)); border-radius: var(--radius-md); padding: 1.4rem 1.6rem; margin: 1.5rem 0; font-family: var(--font-heading); font-size: 1.075rem; line-height: 1.75; font-style: italic; color: var(--color-primary-dark); text-align: center; border: 1px solid rgba(142,217,115,0.2); }

.exercise-textarea { width: 100%; min-height: 120px; padding: 1rem 1.1rem; border: 1px solid var(--color-border); border-radius: var(--radius-md); font-family: var(--font-body); font-size: 0.975rem; color: var(--color-text); background: rgba(255,255,255,0.95); resize: vertical; transition: border-color var(--transition); font-weight: 300; }
.exercise-textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(95,127,115,0.12); }
.exercise-textarea::placeholder { color: #c5d4cf; }

.no-save-notice { display: flex; align-items: center; gap: 0.4rem; font-size: 0.75rem; color: #b0c2bd; margin-top: 0.6rem; font-weight: 300; }

.breath-circle { width: 120px; height: 120px; border-radius: 50%; background: radial-gradient(circle, rgba(142,217,115,0.3), rgba(95,127,115,0.15)); margin: 2rem auto; display: flex; align-items: center; justify-content: center; font-size: 0.85rem; font-weight: 500; color: var(--color-primary); text-align: center; animation: breathe 8s ease-in-out infinite; }
@keyframes breathe { 0%, 100% { transform: scale(1); opacity: 0.7; } 40% { transform: scale(1.4); opacity: 1; } 60% { transform: scale(1.4); opacity: 1; } }

.scale-slider { -webkit-appearance: none; width: 100%; height: 7px; border-radius: var(--radius-full); background: var(--color-border); outline: none; margin: 1.25rem 0; }
.scale-slider::-webkit-slider-thumb { -webkit-appearance: none; width: 28px; height: 28px; border-radius: 50%; background: var(--color-primary); cursor: pointer; }
.scale-slider::-moz-range-thumb { width: 28px; height: 28px; border: none; border-radius: 50%; background: var(--color-primary); cursor: pointer; }
.scale-value { text-align: center; font-family: var(--font-heading); font-size: 2.75rem; font-weight: 400; color: var(--color-primary); line-height: 1; margin: 0.5rem 0; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 1.75rem var(--page-padding);
  text-align: center;
  border-top: 1px solid var(--color-border);
  background: rgba(245,242,237,0.95);
}
.footer__links { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 0.5rem; }
.footer__links a { font-size: 0.85rem; color: var(--color-text-muted); font-weight: 300; }
.footer__links a:hover { color: var(--color-primary); text-decoration: none; }
.footer__copy { font-size: 0.78rem; color: #b0c2bd; font-weight: 300; }

/* ============================================================
   ADMIN
   ============================================================ */
.admin-layout { display: flex; min-height: 100vh; }
.admin-sidebar { width: 230px; background: var(--color-primary-dark); color: #fff; padding: 1.75rem 1.25rem; display: flex; flex-direction: column; gap: 0.25rem; flex-shrink: 0; }
.admin-sidebar__title { font-family: var(--font-heading); font-size: 1.25rem; font-style: italic; color: #fff; margin-bottom: 1.75rem; padding-bottom: 1rem; border-bottom: 1px solid rgba(255,255,255,0.15); }
.admin-nav-link { display: block; padding: 0.65rem 0.875rem; border-radius: var(--radius-sm); color: rgba(255,255,255,0.72); font-size: 0.9rem; text-decoration: none; transition: all var(--transition); }
.admin-nav-link:hover, .admin-nav-link.active { background: rgba(255,255,255,0.12); color: #fff; text-decoration: none; }
.admin-main { flex: 1; padding: 2.5rem; overflow-x: auto; background: var(--color-bg); }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 2.5rem; }
.admin-topbar h1 { font-size: 1.5rem; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 1rem; margin-bottom: 2rem; }
.stat-card { background: #fff; border-radius: var(--radius-md); padding: 1.4rem; box-shadow: var(--shadow-card); text-align: center; border: 1px solid var(--color-border); }
.stat-card__value { font-family: var(--font-heading); font-size: 2.25rem; font-weight: 400; color: var(--color-primary); line-height: 1; margin-bottom: 0.3rem; }
.stat-card__label { font-size: 0.8rem; color: var(--color-text-muted); font-weight: 300; }

.table-wrapper { background: #fff; border-radius: var(--radius-md); box-shadow: var(--shadow-card); overflow: hidden; border: 1px solid var(--color-border); }
table { width: 100%; border-collapse: collapse; }
th { text-align: left; padding: 1rem 1.1rem; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em; color: var(--color-text-muted); background: var(--color-bg); border-bottom: 1px solid var(--color-border); }
td { padding: 0.9rem 1.1rem; font-size: 0.9rem; border-bottom: 1px solid var(--color-border); color: var(--color-text); font-weight: 300; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(245,242,237,0.5); }

.badge { display: inline-flex; align-items: center; padding: 0.22rem 0.7rem; border-radius: var(--radius-full); font-size: 0.74rem; font-weight: 500; }
.badge--active  { background: #E6F5E1; color: #3B7A30; }
.badge--unused  { background: var(--color-bg); color: var(--color-text-muted); border: 1px solid var(--color-border); }
.badge--expired { background: #FFF0E8; color: #C06020; }
.badge--closed  { background: #F5E8E8; color: var(--color-error); }

/* ============================================================
   RESPONSIIVISUUS
   ============================================================ */
@media (max-width: 860px) {
  :root { --page-padding: 24px; }
}
@media (max-width: 640px) {
  :root { --page-padding: 18px; --max-width: 100%; }
  h1 { font-size: 1.75rem; }
  .admin-layout { flex-direction: column; }
  .admin-sidebar { width: 100%; flex-direction: row; flex-wrap: wrap; padding: 0.875rem var(--page-padding); gap: 0.4rem; }
  .admin-sidebar__title { width: 100%; margin-bottom: 0.4rem; padding-bottom: 0.4rem; font-size: 1rem; }
  .admin-main { padding: 1.5rem var(--page-padding); }
  .exercise-grid--mini { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 420px) {
  :root { --page-padding: 16px; }
  .login-card { padding: 1.75rem 1.25rem; }
  .exercise-content { padding: 1.5rem 1.1rem; }
}